fzus53 kapx 181900
nshapx
expires:202507190300;;669028

nearshore marine forecast
national weather service gaylord mi
300 pm edt fri jul 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz345-190300-
straits of mackinac within 5 nm of mackinac bridge including
mackinac island-
300 pm edt fri jul 18 2025

.tonight...light winds. mostly cloudy. waves 2 feet or less. 
.saturday...north wind 5 to 10 knots. numerous showers and
isolated thunderstorms. waves 2 feet or less. 
.saturday night...north wind 5 to 10 knots. partly cloudy. waves
2 feet or less. 
.sunday...northwest wind 5 to 10 knots. sunny. waves 2 feet or
less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 181900
nshapx
expires:202507190300;;669022

nearshore marine forecast
national weather service gaylord mi
300 pm edt fri jul 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz346-190300-
st ignace to false detour channel-
300 pm edt fri jul 18 2025

.tonight...southeast wind 5 to 10 knots early in the evening
becoming variable 10 knots or less. mostly cloudy. waves 2 feet
or less. 
.saturday...northwest wind 5 to 10 knots. numerous showers and
isolated thunderstorms. waves 2 feet or less. 
.saturday night...northwest wind 5 to 10 knots. partly cloudy.
waves 2 feet or less. 
.sunday...northwest wind 5 to 10 knots. sunny. waves 2 feet or
less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 181900
nshapx
expires:202507190300;;669029

nearshore marine forecast
national weather service gaylord mi
300 pm edt fri jul 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz347-190300-
5nm east of mackinac bridge to presque isle light mi including
bois blanc island-
300 pm edt fri jul 18 2025

.tonight...south wind 5 to 10 knots. mostly cloudy. waves 2 feet
or less. 
.saturday...north wind 5 to 10 knots. numerous showers and
isolated thunderstorms. waves 2 feet or less. 
.saturday night...northwest wind 10 to 15 knots. partly cloudy.
waves 2 feet or less. 
.sunday...northwest wind 5 to 10 knots. sunny. waves 2 feet or
less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 181900
nshapx
expires:202507190300;;669030

nearshore marine forecast
national weather service gaylord mi
300 pm edt fri jul 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz348-190300-
presque isle light to sturgeon pt mi including thunder bay
national marine sanctuary-
300 pm edt fri jul 18 2025

.tonight...south wind 10 to 15 knots. partly cloudy early in the
evening then becoming mostly cloudy. waves 2 feet or less. 
.saturday...south wind 5 to 10 knots. numerous showers and
scattered thunderstorms. waves 2 feet or less. 
.saturday night...north wind 10 to 15 knots. partly cloudy. waves
2 feet or less. 
.sunday...northwest wind 5 to 10 knots. sunny. waves 2 feet or
less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 181900
nshapx
expires:202507190300;;669031

nearshore marine forecast
national weather service gaylord mi
300 pm edt fri jul 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz349-190300-
sturgeon pt to alabaster mi-
300 pm edt fri jul 18 2025

.tonight...south wind 10 to 15 knots. partly cloudy early in the
evening then becoming mostly cloudy. waves 2 feet or less. 
.saturday...southwest wind 10 to 15 knots. numerous showers and
scattered thunderstorms. waves 2 feet or less. 
.saturday night...north wind 10 to 15 knots. scattered showers
and thunderstorms. waves 2 feet or less. 
.sunday...north wind 5 to 10 knots. sunny. waves 2 feet or less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 181900
nshapx
expires:202507190300;;669025

nearshore marine forecast
national weather service gaylord mi
300 pm edt fri jul 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz323-190300-
grand traverse bay south of a line grand traverse light to
norwood mi-
300 pm edt fri jul 18 2025

.tonight...north wind 5 to 10 knots early in the evening becoming
variable 10 knots or less. mostly cloudy. waves 2 feet or less. 
.saturday...southwest wind 5 to 10 knots. numerous showers and
scattered thunderstorms. waves 2 feet or less. 
.saturday night...north wind 5 to 10 knots. partly cloudy. waves
2 feet or less. 
.sunday...north wind 5 to 10 knots. sunny. waves 2 feet or less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 181900
nshapx
expires:202507190300;;669023

nearshore marine forecast
national weather service gaylord mi
300 pm edt fri jul 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz341-190300-
seul choix point to 5nm west of mackinac bridge-
300 pm edt fri jul 18 2025

.tonight...south wind 5 to 10 knots. isolated showers after
midnight. waves 2 feet or less. 
.saturday...southeast wind 5 to 10 knots. scattered showers and
isolated thunderstorms. waves 2 feet or less. 
.saturday night...north wind 5 to 10 knots. partly cloudy. waves
2 feet or less. 
.sunday...northwest wind 5 to 10 knots. sunny. waves 2 feet or
less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 181900
nshapx
expires:202507190300;;669024

nearshore marine forecast
national weather service gaylord mi
300 pm edt fri jul 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz342-190300-
norwood mi to 5nm west of mackinac bridge including little
traverse bay-
300 pm edt fri jul 18 2025

.tonight...light winds becoming south 5 to 10 knots after
midnight. mostly cloudy. waves 2 feet or less. 
.saturday...southwest wind 5 to 10 knots. numerous showers and
isolated thunderstorms. waves 2 feet or less. 
.saturday night...north wind 5 to 10 knots. partly cloudy. waves
2 feet or less. 
.sunday...northwest wind 5 to 10 knots. sunny. waves 2 feet or
less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 181900
nshapx
expires:202507190300;;669026

nearshore marine forecast
national weather service gaylord mi
300 pm edt fri jul 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz344-190300-
sleeping bear point to grand traverse light mi-
300 pm edt fri jul 18 2025

.tonight...light winds. mostly cloudy. waves 2 feet or less. 
.saturday...southwest wind 5 to 10 knots. numerous showers and
scattered thunderstorms. waves 2 feet or less. 
.saturday night...north wind 5 to 10 knots. partly cloudy. waves
2 feet or less. 
.sunday...north wind 5 to 10 knots. sunny. waves 2 feet or less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 181900
nshapx
expires:202507190300;;669027

nearshore marine forecast
national weather service gaylord mi
300 pm edt fri jul 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz345-346-190300-
point betsie to sleeping bear point mi-
manistee to point betsie mi-
300 pm edt fri jul 18 2025

.tonight...light winds. mostly cloudy. waves 2 feet or less. 
.saturday...southwest wind 5 to 10 knots. numerous showers and
scattered thunderstorms. waves 2 feet or less. 
.saturday night...north wind 10 to 15 knots. partly cloudy. waves
2 feet or less. 
.sunday...north wind 5 to 10 knots. sunny. waves 2 feet or less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 181900
nshapx
expires:202507190300;;669020

nearshore marine forecast
national weather service gaylord mi
300 pm edt fri jul 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz321-190300-
whitefish bay (u.s. portion)/whitefish point to point iroquois mi-
300 pm edt fri jul 18 2025

.tonight...south wind 5 to 10 knots. isolated showers after
midnight. waves 2 feet or less. 
.saturday...northeast wind 5 to 10 knots. scattered showers.
waves 2 feet or less. 
.saturday night...northwest wind 10 to 15 knots. mostly cloudy.
waves 2 feet or less. 
.sunday...northwest wind 5 to 10 knots. mostly sunny. waves
2 feet or less. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 181900
nshapx
expires:202507190300;;669021

nearshore marine forecast
national weather service gaylord mi
300 pm edt fri jul 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz322-190300-
st. marys river point iroquois to e. potagannissing bay-
300 pm edt fri jul 18 2025

.tonight...south wind 5 to 10 knots. mostly cloudy. 
.saturday...northwest wind 5 to 10 knots. scattered showers and
isolated thunderstorms. 
.saturday night...northwest wind 5 to 10 knots. partly cloudy. 
.sunday...northwest wind 5 to 10 knots. sunny.

winds higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus51 kbuf 182003
nshbuf
expires:202507190300;;671874

nearshore marine forecast
national weather service buffalo ny
403 pm edt fri jul 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lez040-041-190300-
buffalo to ripley along lake erie-
403 pm edt fri jul 18 2025

.tonight...north winds 10 knots or less becoming south. mainly
clear. waves 1 foot or less. 
.saturday...south winds 10 knots or less becoming west. sunny.
waves 1 foot or less. 
.saturday night...southwest winds 10 knots or less. showers with
a chance of thunderstorms. waves 1 foot or less. 
.sunday...west winds 5 to 10 knots becoming northwest. showers
with a chance of thunderstorms in the morning. waves 2 feet or
less. 
.sunday night...northwest winds 5 to 10 knots becoming north.
becoming mainly clear. waves 2 feet or less. 
.monday...north winds 10 knots or less becoming southeast. mainly
clear. waves 2 feet or less. 
.tuesday...southeast winds 10 knots or less becoming south.
mainly clear. waves 1 foot or less. 
.wednesday...south winds 5 to 10 knots becoming southwest. a
chance of showers and thunderstorms wednesday night. waves 1 foot
or less. 

winds and waves higher in and near thunderstorms.

$$

fzus51 kbuf 182003
nshbuf
expires:202507190300;;671876

nearshore marine forecast
national weather service buffalo ny
403 pm edt fri jul 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


loz043-044-190300-
hamlin beach to mexico bay along lake ontario
including irondequoit bay-
403 pm edt fri jul 18 2025

.tonight...southwest winds less than 10 knots becoming south.
mainly clear. waves 1 foot or less. 
.saturday...south winds 10 knots or less becoming northeast.
sunny. waves 1 foot or less. 
.saturday night...east winds 10 knots or less becoming southwest.
a chance of showers in the evening, then showers likely with a
chance of thunderstorms overnight. waves 1 foot or less. 
.sunday...west winds 5 to 10 knots becoming northwest. showers
likely with a chance of thunderstorms in the morning, then a
chance of showers in the afternoon. waves 1 foot or less. 
.sunday night...northwest winds 10 to 15 knots becoming north
15 to 20 knots. mainly clear. waves 1 to 3 feet building to 2 to
4 feet. 
.monday...north winds 5 to 15 knots becoming east 10 knots or
less. mainly clear, then becoming partly cloudy. waves 2 to
4 feet subsiding to 2 feet or less. 
.tuesday...east winds 10 knots or less becoming southeast. mainly
clear, then becoming partly cloudy. waves 1 foot or less. 
.wednesday...south winds 10 knots or less becoming southwest. a
chance of showers and thunderstorms wednesday night. waves 1 foot
or less. 

winds and waves higher in and near thunderstorms.

the water temperature off rochester is 74 degrees.

$$

fzus51 kbuf 182003
nshbuf
expires:202507190300;;671875

nearshore marine forecast
national weather service buffalo ny
403 pm edt fri jul 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


loz042-190300-
niagara river to hamlin beach along lake ontario-
403 pm edt fri jul 18 2025

.tonight...east winds 10 knots or less becoming south. mainly
clear. waves 1 foot or less. 
.saturday...southeast winds 10 knots or less becoming east.
mostly sunny. waves 1 foot or less. 
.saturday night...east winds 5 to 10 knots becoming west. showers
likely in the evening, then showers likely with a chance of
thunderstorms overnight. waves 2 feet or less. 
.sunday...northwest winds 5 to 10 knots. showers likely with a
chance of thunderstorms in the morning. waves 1 to 2 feet. 
.sunday night...northwest winds 15 to 20 knots becoming north
10 to 15 knots. mainly clear. waves 1 to 3 feet. 
.monday...north winds 5 to 15 knots becoming east. mainly clear.
waves 1 to 3 feet subsiding to 1 foot or less. 
.tuesday...east winds 5 to 10 knots becoming southeast. mainly
clear, then becoming partly cloudy. waves 1 foot or less. 
.wednesday...south winds 5 to 10 knots becoming southwest. a
chance of showers and thunderstorms wednesday night. waves 1 foot
or less. 

winds and waves higher in and near thunderstorms.

$$

fzus51 kbuf 182003
nshbuf
expires:202507190300;;671872

nearshore marine forecast
national weather service buffalo ny
403 pm edt fri jul 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lez020-190300-
upper niagara river and buffalo harbor-
403 pm edt fri jul 18 2025

.tonight...northeast winds less than 10 knots. mainly clear. 
.saturday...light and variable winds becoming southwest 5 to
10 knots. sunny.
.saturday night...southwest winds 10 knots or less. showers
likely in the evening, then showers with a chance of
thunderstorms overnight. 
.sunday...northwest winds 5 to 10 knots. showers with a chance of
thunderstorms in the morning. 
.sunday night...northwest winds 10 knots or less becoming north.
mainly clear. 
.monday...north winds less than 10 knots. mainly clear. 
.tuesday...southeast winds less than 10 knots. mainly clear, then
becoming partly cloudy. 
.wednesday...south winds 10 knots or less becoming southwest. a
chance of showers and thunderstorms wednesday night. 

winds and waves higher in and near thunderstorms.

the water temperature off buffalo is 78 degrees.

$$

fzus51 kbuf 182003
nshbuf
expires:202507190300;;671877

nearshore marine forecast
national weather service buffalo ny
403 pm edt fri jul 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


loz045-190300-
mexico bay to the saint lawrence river along lake ontario-
403 pm edt fri jul 18 2025

.tonight...west winds 10 knots or less becoming south. mainly
clear. waves 1 foot or less. 
.saturday...south winds 5 to 10 knots becoming west. mostly
sunny. waves 1 foot or less. 
.saturday night...east winds 10 knots or less becoming southwest.
a chance of showers in the evening, then showers likely with a
chance of thunderstorms overnight. waves 1 foot or less. 
.sunday...west winds 5 to 10 knots becoming northwest. showers
likely with a chance of thunderstorms in the morning, then a
chance of showers in the afternoon. waves 1 foot or less. 
.sunday night...northwest winds 5 to 15 knots becoming north
15 to 20 knots. becoming mainly clear. waves 1 to 3 feet. 
.monday...north winds 5 to 15 knots becoming east. mainly clear.
waves 2 feet or less. 
.tuesday...east winds 10 knots or less becoming southeast. mainly
clear, then becoming partly cloudy. waves 1 foot or less. 
.wednesday...south winds 5 to 15 knots. a chance of showers
wednesday night. waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

$$

fzus51 kcle 181938
nshcle
expires:202507190215;;670678

nearshore marine forecast
national weather service cleveland oh
338 pm edt fri jul 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lez145>147-190215-
vermilion to avon point oh-avon point to willowick oh-
willowick to geneva-on-the lake oh-
338 pm edt fri jul 18 2025

.tonight...northeast winds 5 to 10 knots becoming light and
variable. partly cloudy. waves 1 foot or less. 
.saturday...south winds less than 10 knots becoming northwest.
mostly sunny. waves 1 foot or less. 
.saturday night...southwest winds 5 to 15 knots becoming west.
showers likely with a chance of thunderstorms. waves 2 feet or
less. 
.sunday...northwest winds 10 to 15 knots becoming north. a chance
of showers in the morning. waves 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

see lake erie open lakes forecast for monday through wednesday.

the water temperature off toledo is 79 degrees, off cleveland 77
degrees, and off erie 79 degrees.

$$

fzus51 kcle 181938
nshcle
expires:202507190215;;670679

nearshore marine forecast
national weather service cleveland oh
338 pm edt fri jul 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lez148-149-190215-
geneva-on-the-lake to conneaut oh-conneaut oh to ripley ny-
338 pm edt fri jul 18 2025

.tonight...northeast winds 5 to 10 knots becoming light and
variable. mostly clear. waves 1 foot or less. 
.saturday...south winds less than 10 knots becoming northwest.
sunny. waves 1 foot or less. 
.saturday night...south winds 10 knots or less becoming
southwest. showers likely with a chance of thunderstorms in the
evening, then a chance of showers and thunderstorms overnight.
waves 2 feet or less. 
.sunday...northwest winds 5 to 10 knots. a chance of showers and
thunderstorms in the morning. waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

see lake erie open lakes forecast for monday through wednesday.

the water temperature off toledo is 79 degrees, off cleveland 77
degrees, and off erie 79 degrees.

$$

fzus51 kcle 181938
nshcle
expires:202507190215;;670677

nearshore marine forecast
national weather service cleveland oh
338 pm edt fri jul 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lez142>144-190215-
maumee bay to reno beach oh-reno beach to the islands oh-
the islands to vermilion oh-
338 pm edt fri jul 18 2025

.tonight...east winds 5 to 10 knots becoming light and variable.
partly cloudy. waves 1 foot or less. 
.saturday...south winds 10 knots or less. a chance of showers and
thunderstorms in the afternoon. waves 1 foot or less. 
.saturday night...southwest winds 5 to 10 knots becoming west.
showers likely with a chance of thunderstorms in the evening,
then a chance of showers and thunderstorms overnight. waves
1 foot or less. 
.sunday...northwest winds 5 to 10 knots becoming north. partly
sunny. waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

see lake erie open lakes forecast for monday through wednesday.

the water temperature off toledo is 79 degrees, off cleveland 77
degrees, and off erie 79 degrees.

$$

fzus53 kdlh 182002
nshdlh
expires:202507190415;;671763

nearshore marine forecast
national weather service duluth mn
302 pm cdt fri jul 18 2025

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz142-143-190415-
taconite harbor to silver bay harbor mn-
silver bay harbor to two harbors mn-
302 pm cdt fri jul 18 2025

.tonight...east wind 5 to 10 knots becoming northeast late in the
night. chance of rain showers and slight chance of thunderstorms
through the night. patchy fog after midnight. waves 1 foot or
less. 
.saturday...northeast wind 5 to 10 knots becoming south early in
the afternoon, then becoming southwest late in the afternoon.
patchy fog in the morning. waves 1 foot or less. 
.saturday night...west wind 5 knots becoming northwest after
midnight. areas of smoke through the night. waves 1 foot or less.
.sunday...north wind 5 knots becoming east in the late morning
and afternoon. areas of smoke in the morning. waves 1 foot or
less. 

$$

fzus53 kdlh 182002
nshdlh
expires:202507190415;;671769

nearshore marine forecast
national weather service duluth mn
302 pm cdt fri jul 18 2025

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz121-190415-
chequamegon bay-bayfield to oak point wi-
302 pm cdt fri jul 18 2025

.tonight...northeast wind 5 to 10 knots becoming north late in
the night. chance of rain showers in the evening. chance of
thunderstorms through the night. rain showers likely after
midnight. patchy fog after midnight. waves 1 foot or less. 
.saturday...northeast wind 5 to 10 knots becoming east late in
the afternoon. patchy fog in the morning. chance of rain showers
and slight chance of thunderstorms in the morning. waves 1 foot
or less. 
.saturday night...southwest wind 5 knots early in the evening
becoming variable 10 knots or less, then becoming southwest
5 knots after midnight becoming variable 10 knots or less. partly
cloudy. waves 1 foot or less. 
.sunday...variable winds 10 knots or less becoming northeast
5 knots in the late morning and afternoon. mostly sunny. waves
1 foot or less. 

$$

fzus53 kdlh 182002
nshdlh
expires:202507190415;;671762

nearshore marine forecast
national weather service duluth mn
302 pm cdt fri jul 18 2025

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz140-141-190415-
grand portage to grand marais mn-
grand marais to taconite harbor mn-
302 pm cdt fri jul 18 2025

.tonight...west wind 5 to 10 knots becoming south late in the
evening, then becoming west after midnight becoming north late in
the night. chance of rain showers through the night. slight
chance of thunderstorms in the late evening and overnight. patchy
fog late in the night. waves 1 to 2 feet. 
.saturday...north wind 5 knots becoming southwest in the
afternoon. patchy fog in the morning. waves 1 foot or less. 
.saturday night...west wind 5 to 10 knots becoming northwest
after midnight. areas of smoke through the night. waves 1 foot or
less. 
.sunday...north wind 5 knots becoming southeast in the afternoon.
areas of smoke in the morning. waves 1 foot or less. 

$$

fzus53 kdlh 182002
nshdlh
expires:202507190415;;671764

nearshore marine forecast
national weather service duluth mn
302 pm cdt fri jul 18 2025

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz144-190415-
two harbors to duluth mn-
302 pm cdt fri jul 18 2025

.tonight...northeast wind 5 to 10 knots. rain showers likely in
the evening. chance of thunderstorms through the night. chance of
rain showers after midnight. patchy fog in the late evening and
overnight. waves 1 foot or less. 
.saturday...northeast wind 5 to 10 knots becoming south late in
the afternoon. patchy fog in the morning. waves 1 foot or less. 
.saturday night...northwest wind 5 knots. areas of smoke after
midnight. waves 1 foot or less. 
.sunday...north wind 5 knots becoming east in the late morning
and afternoon. areas of smoke in the morning. waves 1 foot or
less. 

$$

fzus53 kdlh 182002
nshdlh
expires:202507190415;;671765

nearshore marine forecast
national weather service duluth mn
302 pm cdt fri jul 18 2025

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz145-190415-
duluth mn to port wing wi-
302 pm cdt fri jul 18 2025

.tonight...northeast wind 5 to 10 knots. chance of rain showers
and slight chance of thunderstorms early in the evening, then
rain showers likely and chance of thunderstorms in the late
evening and early morning. chance of rain showers and slight
chance of thunderstorms late in the night. patchy fog after
midnight. waves 1 foot or less. 
.saturday...northeast wind 5 to 10 knots becoming east late in
the afternoon. patchy fog in the morning. waves 1 foot or less. 
.saturday night...west wind 5 knots. partly cloudy. waves 1 foot
or less. 
.sunday...west wind 5 knots becoming northeast in the late
morning and afternoon. mostly sunny. waves 1 foot or less. 

$$

fzus53 kdlh 182002
nshdlh
expires:202507190415;;671766

nearshore marine forecast
national weather service duluth mn
302 pm cdt fri jul 18 2025

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz146-190415-
port wing to sand island wi-
302 pm cdt fri jul 18 2025

.tonight...east wind 5 to 10 knots. chance of rain showers in the
evening. chance of thunderstorms through the night. rain showers
likely after midnight. patchy fog after midnight. waves 1 foot or
less. 
.saturday...northeast wind 5 to 10 knots becoming southeast early
in the afternoon, then becoming southwest late in the afternoon.
patchy fog in the morning. slight chance of rain showers in the
morning. waves 1 foot or less. 
.saturday night...southwest wind 5 knots early in the evening
becoming variable 10 knots or less, then becoming west 5 knots
early in the morning. partly cloudy. waves 1 foot or less. 
.sunday...west wind 5 knots becoming northeast in the late
morning and afternoon. mostly sunny. waves 1 foot or less. 

$$

fzus53 kdlh 182002
nshdlh
expires:202507190415;;671767

nearshore marine forecast
national weather service duluth mn
302 pm cdt fri jul 18 2025

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz147-190415-
sand island to bayfield wi-
302 pm cdt fri jul 18 2025

.tonight...east wind 5 knots becoming northeast late in the
night. chance of rain showers in the evening. chance of
thunderstorms through the night. rain showers likely after
midnight. patchy fog after midnight. waves 1 foot or less. 
.saturday...northeast wind 5 to 10 knots becoming southeast early
in the afternoon, then becoming south late in the afternoon.
patchy fog in the morning. slight chance of rain showers in the
morning. waves 1 foot or less. 
.saturday night...southwest wind 5 knots early in the evening
becoming variable 10 knots or less, then becoming west 5 knots
after midnight becoming variable 10 knots or less. areas of smoke
after midnight. waves 1 foot or less. 
.sunday...northwest wind 5 knots becoming east late in the
afternoon. areas of smoke in the morning. waves 1 foot or less. 

$$

fzus53 kdlh 182002
nshdlh
expires:202507190415;;671770

nearshore marine forecast
national weather service duluth mn
302 pm cdt fri jul 18 2025

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz148-190415-
oak point to saxon harbor wi-
302 pm cdt fri jul 18 2025

.tonight...east wind 5 to 10 knots becoming north late in the
night. chance of rain showers and slight chance of thunderstorms
in the evening, then rain showers likely and chance of
thunderstorms after midnight. patchy fog late in the night. waves
1 foot or less. 
.saturday...northeast wind 5 to 10 knots becoming east late in
the afternoon. patchy fog in the morning. chance of rain showers
and slight chance of thunderstorms in the morning. waves 1 foot
or less. 
.saturday night...variable winds 10 knots or less becoming
southwest 5 knots in the late evening and overnight. partly
cloudy. waves 1 foot or less. 
.sunday...west wind 5 knots becoming northeast in the late
morning and afternoon. mostly sunny. waves 1 foot or less. 

$$

fzus53 kdtx 181940
nshdtx
expires:202507190400;;670702

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
340 pm edt fri jul 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz422-190400-
inner saginaw bay sw of point au gres to bay port mi-
340 pm edt fri jul 18 2025

.tonight...east winds 5 to 10 knots becoming south 10 to 15 knots
after midnight. clear. waves 2 feet or less. 
.saturday...southwest winds 10 to 15 knots. partly cloudy early
in the morning, then mostly cloudy with a slight chance of
showers in the late morning and early afternoon. mostly cloudy
with showers likely and a chance of thunderstorms early in the
afternoon. waves 2 feet or less. 
.saturday night...west winds 10 to 15 knots veering to the north
in the late evening and overnight. partly cloudy. showers likely
and a chance of thunderstorms early in the evening, then a chance
of showers and thunderstorms in the late evening and early
morning. waves 2 feet or less. 
.sunday...north winds 10 to 15 knots becoming northeast 5 to
10 knots early in the afternoon. mostly sunny. waves 2 feet or
less. 

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kdtx 181940
nshdtx
expires:202507190400;;670703

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
340 pm edt fri jul 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz421-190400-
outer saginaw bay sw of alabaster to port austin mi to inner
saginaw bay-
340 pm edt fri jul 18 2025

.tonight...east winds 5 to 10 knots becoming south 10 to 15 knots
in the late evening and overnight. mostly clear. waves 2 feet or
less. 
.saturday...southwest winds 10 to 15 knots. partly cloudy with a
slight chance of showers until late afternoon, then mostly cloudy
with showers likely and a chance of thunderstorms early in the
afternoon. waves 2 feet or less. 
.saturday night...northwest winds 10 to 15 knots veering to the
north in the late evening and overnight. partly cloudy. showers
likely and a chance of thunderstorms early in the evening, then a
chance of showers and thunderstorms in the late evening and early
morning. waves 1 to 3 feet. 
.sunday...north winds 10 to 15 knots becoming northeast 5 to
10 knots early in the afternoon. mostly sunny. waves 1 to 3 feet.

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kdtx 181940
nshdtx
expires:202507190400;;670707

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
340 pm edt fri jul 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lez444-190400-
michigan waters of lake erie from detroit river to north cape mi-
340 pm edt fri jul 18 2025

.tonight...southeast winds 5 to 10 knots veering to the south
early in the morning. mostly clear. waves 2 feet or less. 
.saturday...south winds 5 to 10 knots increasing to 10 to
15 knots early in the afternoon. mostly sunny until late
afternoon becoming partly cloudy. light showers likely and a
chance of thunderstorms early in the afternoon. waves 2 feet or
less. 
.saturday night...southwest winds 10 to 15 knots becoming west
5 to 10 knots in the late evening and overnight. partly cloudy.
light showers likely and a chance of thunderstorms until early
morning. waves 2 feet or less. 
.sunday...north winds 5 to 10 knots. partly cloudy. waves 2 feet
or less. 

see lake erie open lake forecast for days 3 through 5.

the water temperature at belle isle is 76 degrees.

$$

fzus53 kdtx 181940
nshdtx
expires:202507190400;;670705

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
340 pm edt fri jul 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz442-190400-
harbor beach to port sanilac mi-
340 pm edt fri jul 18 2025

.tonight...east winds 5 to 10 knots veering to the south after
midnight. clear. waves 2 feet or less. 
.saturday...south winds 5 to 10 knots increasing to 10 to
15 knots in the late morning and afternoon. mostly sunny becoming
partly cloudy in the late morning and early afternoon becoming
mostly cloudy. showers likely and a chance of thunderstorms early
in the afternoon. waves 2 feet or less. 
.saturday night...west winds 5 to 10 knots becoming north 10 to
15 knots after midnight. mostly cloudy with showers likely and a
chance of thunderstorms until early morning, then mostly cloudy
after midnight. waves 2 feet or less. 
.sunday...north winds 10 to 15 knots. partly cloudy early in the
morning then clearing. waves 1 to 3 feet. 

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kdtx 181940
nshdtx
expires:202507190400;;670706

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
340 pm edt fri jul 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz443-190400-
port sanilac to port huron mi-
340 pm edt fri jul 18 2025

.tonight...east winds 5 to 10 knots veering to the south after
midnight. clear. waves 2 feet or less. 
.saturday...south winds 5 to 10 knots increasing to 10 to
15 knots in the late morning and afternoon. mostly sunny until
late afternoon, then mostly cloudy with showers likely and a
chance of thunderstorms early in the afternoon. waves 2 feet or
less. 
.saturday night...west winds 5 to 10 knots becoming northwest
10 to 15 knots after midnight. mostly cloudy with showers likely
and a chance of thunderstorms until early morning, then mostly
cloudy after midnight. waves 2 feet or less. 
.sunday...north winds 10 to 15 knots. partly cloudy until late
afternoon then clearing. waves 1 to 3 feet. 

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kdtx 181940
nshdtx
expires:202507190400;;670704

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
340 pm edt fri jul 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz441-190400-
port austin to harbor beach mi-
340 pm edt fri jul 18 2025

.tonight...southeast winds 5 to 10 knots becoming south 10 to
15 knots in the late evening and overnight. mostly clear. waves
2 feet or less. 
.saturday...south winds 10 to 15 knots becoming southwest 5 to
10 knots early in the afternoon. partly cloudy until late
afternoon becoming mostly cloudy. a slight chance of showers in
the late morning and early afternoon. showers likely and a chance
of thunderstorms early in the afternoon. waves 2 feet or less. 
.saturday night...west winds 5 to 10 knots becoming north 10 to
15 knots in the late evening and overnight. mostly cloudy.
showers likely and a chance of thunderstorms early in the
evening, then a chance of showers and thunderstorms in the late
evening and early morning. waves 1 to 3 feet. 
.sunday...north winds 10 to 15 knots diminishing to 5 to 10 knots
early in the afternoon. partly cloudy early in the morning then
clearing. waves 1 to 3 feet. 

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kgrb 182153
nshgrb
expires:202507190100;;677044

nearshore marine forecast
national weather service green bay wi
453 pm cdt fri jul 18 2025

for waters within five nautical miles of the shore on lake michigan


lmz521-522-190100-
green bay south of line from cedar river to rock island passage
and north of a line from oconto wi to little sturgeon bay wi-
green bay south of line from oconto wi to little sturgeon bay wi-
453 pm cdt fri jul 18 2025

.rest of this afternoon...s wind 5 to 10 kts. partly cloudy.
waves 2 ft or less. 
.tonight...s wind 5 to 10 kts. a slight chance of light showers
and thunderstorms after midnight. waves 2 ft or less. 
.saturday...s wind 5 to 10 kts veering n in the afternoon. a
chance of light showers and thunderstorms. waves 2 ft or less. 
.saturday night...n wind 5 to 10 kts. partly cloudy. waves 2 ft
or less. 
.sunday...ne wind 5 to 10 kts veering e in the afternoon. mostly
sunny. waves 2 ft or less. 

$$

fzus53 kgrb 182153
nshgrb
expires:202507190100;;677046

nearshore marine forecast
national weather service green bay wi
453 pm cdt fri jul 18 2025

for waters within five nautical miles of the shore on lake michigan


lmz542-543-190100-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
453 pm cdt fri jul 18 2025

.rest of this afternoon...s wind 5 to 10 kts. mostly sunny. waves
2 ft or less. 
.tonight...s wind 5 to 10 kts. a slight chance of light showers
and thunderstorms after midnight. waves 2 ft or less. 
.saturday...s wind 5 to 10 kts veering nw in the afternoon. a
chance of light showers and thunderstorms. waves 2 ft or less. 
.saturday night...n wind 5 to 10 kts. partly cloudy. waves 2 ft
or less. 
.sunday...ne wind 5 to 10 kts. mostly sunny. waves 2 ft or less. 

$$

fzus53 kgrb 182153
nshgrb
expires:202507190100;;677045

nearshore marine forecast
national weather service green bay wi
453 pm cdt fri jul 18 2025

for waters within five nautical miles of the shore on lake michigan


lmz541-190100-
rock island passage to sturgeon bay wi-
453 pm cdt fri jul 18 2025

.rest of this afternoon...s wind 5 to 10 kts. partly cloudy.
waves 2 ft or less. 
.tonight...s wind 5 to 10 kts. a slight chance of light showers
and thunderstorms after midnight. waves 2 ft or less. 
.saturday...s wind 5 to 10 kts veering nw in the afternoon.
showers likely in the morning. a chance of thunderstorms. a
chance of light showers in the afternoon. waves 2 ft or less. 
.saturday night...n wind 5 to 10 kts. partly cloudy. waves 2 ft
or less. 
.sunday...n wind 5 to 10 kts veering e in the afternoon. mostly
sunny. waves 2 ft or less. 

$$

fzus53 kgrr 182005
nshgrr
expires:202507190800;;672121

nearshore marine forecast
national weather service grand rapids mi
405 pm edt fri jul 18 2025

for waters within five nautical miles of shore on lake michigan


lmz845-190800-
south haven to holland mi-
405 pm edt fri jul 18 2025

.through early evening...northwest winds 5 to 10 knots. mostly
sunny. waves less than 1 foot. 
.tonight...east winds 5 to 15 knots veering southeast after
midnight. partly cloudy. waves 1 foot or less. 
.saturday...south winds 10 to 20 knots veering southwest late in the
day. mostly cloudy with a chance of showers and thunderstorms. waves
1 to 2 feet. 
.saturday night...west winds 10 to 15 knots veering north after
midnight. partly cloudy with a chance of showers and thunderstorms.
waves 1 to 2 feet. 
.sunday...northeast winds 10 to 15 knots backing north late in the
day. mostly sunny. waves 1 to 2 feet. 
.sunday night...north winds 10 to 15 knots veering east after
midnight. mostly clear. waves 1 to 2 feet. 
.monday...east winds 10 to 15 knots. mostly sunny. waves 1 foot or
less. 
.tuesday...southeast winds 10 to 15 knots veering south late in the
day. mostly sunny. waves 1 foot or less. 
.wednesday...southwest winds 10 to 15 knots. mostly sunny. waves
1 to 2 feet. 

$$

fzus53 kgrr 182005
nshgrr
expires:202507190800;;672120

nearshore marine forecast
national weather service grand rapids mi
405 pm edt fri jul 18 2025

for waters within five nautical miles of shore on lake michigan


lmz846-190800-
holland to grand haven mi-
405 pm edt fri jul 18 2025

.through early evening...northwest winds 5 to 10 knots. sunny. waves
less than 1 foot. 
.tonight...north winds 5 to 10 knots veering southeast late at
night, then veering south 10 to 15 knots toward daybreak. partly
cloudy. waves 1 foot or less. 
.saturday...south winds 10 to 20 knots veering southwest late in the
day. mostly cloudy with a chance of thunderstorms and a slight
chance of rain showers. waves 1 to 3 feet. 
.saturday night...west winds 10 to 15 knots veering north after
midnight. partly cloudy with a chance of showers and thunderstorms.
waves 1 to 2 feet. 
.sunday...north winds 10 to 15 knots becoming around 15 knots late
in the day. mostly sunny. waves 1 to 2 feet. 
.sunday night...north winds 10 to 15 knots veering east after
midnight. mostly clear. waves 1 to 2 feet. 
.monday...east winds 10 to 15 knots. mostly sunny. waves around
1 foot. 
.tuesday...south winds 10 to 15 knots. mostly sunny. waves around
1 foot. 
.wednesday...southwest winds 15 to 20 knots. partly sunny. waves
1 to 3 feet. 

$$

fzus53 kgrr 182005
nshgrr
expires:202507190800;;672119

nearshore marine forecast
national weather service grand rapids mi
405 pm edt fri jul 18 2025

for waters within five nautical miles of shore on lake michigan


lmz847-190800-
grand haven to whitehall mi-
405 pm edt fri jul 18 2025

.through early evening...northwest winds 5 to 10 knots. sunny. waves
less than 1 foot. 
.tonight...northwest winds 5 to 15 knots veering east late at night,
then veering south toward daybreak. partly cloudy. waves 1 foot or
less. 
.saturday...south winds 10 to 15 knots veering southwest late in the
day. rain showers likely and a chance of thunderstorms. waves 1 to
3 feet. 
.saturday night...northwest winds around 10 knots veering north
after midnight. partly cloudy with a slight chance of showers and
thunderstorms. waves 1 to 2 feet. 
.sunday...north winds 10 to 15 knots becoming around 15 knots late
in the day. mostly sunny. waves around 1 foot. 
.sunday night...north winds 10 to 15 knots veering east after
midnight. mostly clear. waves 1 to 2 feet. 
.monday...east winds 10 to 15 knots. mostly sunny. waves 1 foot or
less. 
.tuesday...south winds 10 to 15 knots. mostly sunny. waves 1 to
2 feet. 
.wednesday...southwest winds 15 to 20 knots. partly sunny. waves
2 to 3 feet. 

$$

fzus53 kgrr 182005
nshgrr
expires:202507190800;;672118

nearshore marine forecast
national weather service grand rapids mi
405 pm edt fri jul 18 2025

for waters within five nautical miles of shore on lake michigan


lmz848-190800-
whitehall to pentwater mi-
405 pm edt fri jul 18 2025

.through early evening...northwest winds 5 to 10 knots. sunny. waves
less than 1 foot. 
.tonight...northwest winds around 5 knots veering southeast late at
night, then veering south 5 to 15 knots toward daybreak. partly
cloudy in the evening then becoming mostly cloudy. waves less than
1 foot. 
.saturday...south winds 10 to 15 knots veering southwest late in the
day. rain showers likely and a chance of thunderstorms. waves 1 to
2 feet. 
.saturday night...northwest winds 10 to 15 knots veering north after
midnight. partly cloudy with a slight chance of showers and
thunderstorms. waves 1 to 2 feet. 
.sunday...north winds 10 to 15 knots. mostly sunny. waves 1 to
2 feet. 
.sunday night...north winds 10 to 15 knots veering east after
midnight. mostly clear. waves 1 to 2 feet. 
.monday...southeast winds 10 to 15 knots backing northeast late in
the day. mostly sunny. waves 1 foot or less. 
.tuesday...south winds 10 to 15 knots. mostly sunny. waves 1 to
2 feet. 
.wednesday...southwest winds around 15 knots. partly sunny with a
chance of showers and thunderstorms. waves 2 to 3 feet. 

$$

fzus53 kgrr 182005
nshgrr
expires:202507190800;;672117

nearshore marine forecast
national weather service grand rapids mi
405 pm edt fri jul 18 2025

for waters within five nautical miles of shore on lake michigan


lmz849-190800-
pentwater to manistee mi-
405 pm edt fri jul 18 2025

.through early evening...northwest winds 5 to 10 knots. sunny. waves
less than 1 foot. 
.tonight...north winds 5 to 10 knots veering southeast after
midnight. partly cloudy in the evening then becoming mostly cloudy.
waves 1 foot or less. 
.saturday...south winds 5 to 15 knots veering southwest late in the
day. mostly cloudy with a chance of showers and thunderstorms. waves
around 1 foot. 
.saturday night...north winds 10 to 20 knots veering northeast
toward daybreak. partly cloudy. waves 1 to 2 feet. 
.sunday...north winds 10 to 15 knots. sunny. waves around 1 foot. 
.sunday night...northeast winds 10 to 15 knots veering east toward
daybreak. mostly clear. waves around 1 foot. 
.monday...east winds 10 to 15 knots backing north late in the day.
mostly sunny. waves 1 foot or less. 
.tuesday...south winds 10 to 15 knots. partly sunny. waves around
1 foot. 
.wednesday...southwest winds 10 to 15 knots. partly sunny with a
chance of rain showers. waves 2 to 3 feet. 

$$

fzus53 kgrr 182005
nshgrr
expires:202507190800;;672122

nearshore marine forecast
national weather service grand rapids mi
405 pm edt fri jul 18 2025

for waters within five nautical miles of shore on lake michigan


lmz844-190800-
st joseph to south haven mi-
405 pm edt fri jul 18 2025

.through early evening...north winds 5 to 10 knots. mostly sunny.
waves less than 1 foot. 
.tonight...southeast winds 5 to 15 knots veering south toward
daybreak. partly cloudy. waves 1 foot or less. 
.saturday...southwest winds 10 to 20 knots. partly sunny with a
chance of showers and thunderstorms. waves 1 to 2 feet. 
.saturday night...west winds 10 to 15 knots veering north toward
daybreak. partly cloudy with a chance of showers and thunderstorms.
waves around 1 foot. 
.sunday...north winds 10 to 15 knots. mostly sunny. waves 1 to
2 feet. 
.sunday night...north winds 10 to 15 knots veering east after
midnight. partly cloudy. waves 1 to 2 feet. 
.monday...east winds 10 to 15 knots. mostly sunny. waves around
1 foot. 
.tuesday...southeast winds 10 to 15 knots veering south late in the
day. mostly sunny. waves 1 foot or less. 
.wednesday...southwest winds 10 to 15 knots. mostly sunny. waves
around 1 foot. 

$$

fzus53 kiwx 181936
nshiwx
expires:202507190215;;670662

nearshore marine forecast
national weather service northern indiana
336 pm edt fri jul 18 2025

for waters within five nautical miles of shore on lake michigan


lmz043-190215-
new buffalo mi to st joseph mi-
336 pm edt fri jul 18 2025

.tonight...northeast winds less than 10 knots. partly cloudy.
waves 1 foot or less. 
.saturday...south winds 5 to 10 knots becoming southwest. a
slight chance of thunderstorms with isolated showers in the
morning, then numerous showers with a chance of thunderstorms in
the afternoon. waves 2 feet or less. 
.saturday night...west winds 5 to 10 knots becoming north. a
chance of showers and thunderstorms. waves 1 to 2 feet. 
.sunday...north winds 5 to 10 knots. a chance of showers in the
morning. waves 1 to 2 feet. 

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph is 75 degrees.

$$

fzus53 kiwx 181936
nshiwx
expires:202507190215;;670661

nearshore marine forecast
national weather service northern indiana
336 pm edt fri jul 18 2025

for waters within five nautical miles of shore on lake michigan


lmz046-190215-
michigan city in to new buffalo mi-
336 pm edt fri jul 18 2025

.tonight...northeast winds less than 10 knots becoming south.
partly cloudy. waves 1 foot or less. 
.saturday...south winds 5 to 10 knots becoming southwest.
scattered showers with a slight chance of thunderstorms in the
morning, then numerous showers with a chance of thunderstorms in
the afternoon. waves 1 foot or less. 
.saturday night...west winds 5 to 10 knots becoming north. a
chance of showers and thunderstorms. waves 1 foot or less. 
.sunday...north winds 5 to 10 knots. a chance of showers in the
morning. waves 1 to 2 feet. 

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph is 75 degrees.

$$

fzus53 klot 181957
nshlot
expires:202507190315;;671367

nearshore marine forecast
national weather service chicago/romeoville il
257 pm cdt fri jul 18 2025

for waters within five nautical miles of shore on lake michigan

waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the waves, along with the
average height of the highest 10 percent of the waves which will
occasionally be encountered.


lmz743>745-190315-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
257 pm cdt fri jul 18 2025

.tonight...northeast winds 5 to 10 kt becoming south late. 
mostly clear in the evening, then becoming mostly cloudy.
waves 1 to 3 ft. 
.saturday...south winds 10 to 15 kt becoming southwest in the
afternoon. chance of showers and thunderstorms in the morning,
then showers likely and a chance of thunderstorms in the
afternoon. waves 1 to 2 ft. 
.saturday night...west winds 10 to 15 kt becoming north
overnight. chance of showers and thunderstorms. waves 1 to 2 ft. 
.sunday...north winds 10 to 15 kt. slight chance of showers and
thunderstorms in the morning. waves 1 to 3 ft.

$$

fzus53 klot 181957
nshlot
expires:202507190315;;671366

nearshore marine forecast
national weather service chicago/romeoville il
257 pm cdt fri jul 18 2025

for waters within five nautical miles of shore on lake michigan

waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the waves, along with the
average height of the highest 10 percent of the waves which will
occasionally be encountered.


lmz740>742-190315-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
257 pm cdt fri jul 18 2025

.tonight...east winds 5 to 10 kt becoming south late. mostly
clear in the evening, then becoming mostly cloudy. waves 1 to 3 
ft.
.saturday...south winds 10 to 15 kt becoming southwest in the
afternoon. showers likely and a chance of thunderstorms. waves 
1 to 2 ft. 
.saturday night...northwest winds 5 to 10 kt becoming north 10 
to 15 kt overnight. chance of showers and thunderstorms in the 
evening, then slight chance of showers and thunderstorms 
overnight. waves 1 to 3 ft. 
.sunday...northeast winds 10 to 15 kt. slight chance of showers
and thunderstorms in the morning. waves 2 to 4 ft.

$$

fzus53 kmkx 182205
nshmkx
expires:202507190400;;677570

nearshore marine forecast
national weather service milwaukee/sullivan wi
505 pm cdt fri jul 18 2025

for waters within five nautical miles of shore on lake michigan


lmz646-190400-
wind point wi to winthrop harbor il-
505 pm cdt fri jul 18 2025

.tonight...southeast wind 5 to 10 knots veering south early in
the morning. partly cloudy. waves around 1 foot. 
.saturday...south wind 5 to 10 knots rising to 10 to 15 knots
late in the morning, then veering southwest early in the
afternoon easing to 5 to 10 knots late in the afternoon. showers
likely and slight chance of thunderstorms in the morning, then
chance of showers and thunderstorms in the afternoon. waves
around 1 foot. 
.saturday night...north wind 5 to 10 knots rising to 10 to
15 knots late in the evening, then becoming north 10 to 15 knots
after midnight. chance of showers and thunderstorms through
around midnight. waves around 1 foot building to 2 to 4 feet
early in the morning. 
.sunday...northeast wind 10 to 15 knots. partly sunny. waves 2 to
4 feet. 

$$

fzus53 kmkx 182205
nshmkx
expires:202507190400;;677568

nearshore marine forecast
national weather service milwaukee/sullivan wi
505 pm cdt fri jul 18 2025

for waters within five nautical miles of shore on lake michigan


lmz644-190400-
port washington to north point light wi-
505 pm cdt fri jul 18 2025

.tonight...southeast wind 5 to 10 knots veering south early in
the morning. partly cloudy through around midnight then becoming
mostly cloudy. waves around 1 foot. 
.saturday...south wind 5 to 10 knots becoming southwest 10 to
15 knots in the late morning and early afternoon, then becoming
west 5 to 10 knots late in the afternoon. showers likely in the
morning. chance of thunderstorms through the day. chance of
showers in the afternoon. waves around 1 foot. 
.saturday night...north wind 5 to 10 knots rising to 10 to
15 knots in the late evening and overnight. chance of showers and
thunderstorms through around midnight. waves 1 to 2 feet. 
.sunday...northeast wind 10 to 15 knots. partly sunny. waves 2 to
4 feet subsiding to 1 to 3 feet late in the afternoon. 

$$

fzus53 kmkx 182205
nshmkx
expires:202507190400;;677567

nearshore marine forecast
national weather service milwaukee/sullivan wi
505 pm cdt fri jul 18 2025

for waters within five nautical miles of shore on lake michigan


lmz643-190400-
sheboygan to port washington wi-
505 pm cdt fri jul 18 2025

.tonight...south wind 5 to 10 knots. partly cloudy through around
midnight then becoming mostly cloudy. waves around 1 foot. 
.saturday...south wind 5 to 10 knots veering west late in the
afternoon. showers likely in the morning. chance of thunderstorms
through the day. chance of showers in the afternoon. waves around
1 foot. 
.saturday night...north wind 5 to 10 knots rising to 10 to
15 knots in the late evening and overnight. chance of showers and
thunderstorms through around midnight. waves 1 to 2 feet. 
.sunday...northeast wind 10 to 15 knots. mostly sunny. waves 1 to
2 feet. 

$$

fzus53 kmkx 182205
nshmkx
expires:202507190400;;677569

nearshore marine forecast
national weather service milwaukee/sullivan wi
505 pm cdt fri jul 18 2025

for waters within five nautical miles of shore on lake michigan


lmz645-190400-
north point light to wind point wi-
505 pm cdt fri jul 18 2025

.tonight...southeast wind 5 to 10 knots veering south early in
the morning. partly cloudy through around midnight then becoming
mostly cloudy. waves around 1 foot. 
.saturday...south wind 10 to 15 knots veering west late in the
afternoon. showers likely in the morning. chance of thunderstorms
through the day. chance of showers in the afternoon. waves around
1 foot. 
.saturday night...north wind 5 to 10 knots rising to 10 to
15 knots in the late evening and early morning, then becoming
north 10 to 15 knots early in the morning. chance of showers and
thunderstorms through around midnight. waves around 1 foot
building to 2 to 4 feet early in the morning. 
.sunday...northeast wind 10 to 15 knots. partly sunny. waves 2 to
4 feet. 

$$

fzus53 kmqt 182102
nshmqt
expires:202507190800;;674603

nearshore marine forecast
national weather service marquette mi
502 pm edt fri jul 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz248-190800-
huron islands to marquette mi-
502 pm edt fri jul 18 2025

.late this afternoon...north wind less than 10 knots. cloudy with
a chance of showers. waves calm to 1 foot. 
.tonight...variable wind less than 10 knots. cloudy. a chance of
showers through midnight. a slight chance of thunderstorms by
midnight. showers likely late. patchy fog late. waves calm to
1 foot. 
.saturday...variable wind less than 10 knots becoming north less
than 10 knots late. cloudy through early afternoon then becoming
partly cloudy. a chance of showers and a slight chance of
thunderstorms through mid morning, then a slight chance of
showers by late morning. patchy fog through early afternoon.
waves calm to 1 foot. 
.saturday night...variable wind less than 10 knots. mostly clear.
waves calm to 1 foot. 
.sunday...variable wind less than 10 knots. gusts up to 13 knots.
mostly sunny. waves calm to 1 foot. 

$$

fzus53 kmqt 182102
nshmqt
expires:202507190800;;674604

nearshore marine forecast
national weather service marquette mi
502 pm edt fri jul 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz249-190800-
marquette to munising mi-
502 pm edt fri jul 18 2025

.late this afternoon...south wind less than 10 knots. mostly
cloudy with a chance of showers. waves calm to 1 foot. 
.tonight...south wind less than 10 knots through midnight
becoming variable. mostly cloudy. a chance of showers through
midnight, then showers likely and a slight chance of
thunderstorms late. waves calm to 1 foot. 
.saturday...variable wind less than 10 knots becoming north less
than 10 knots late. mostly cloudy. showers likely and a slight
chance of thunderstorms through mid morning, then a chance of
showers by late morning. patchy fog through early afternoon.
waves calm to 1 foot. 
.saturday night...variable wind less than 10 knots. partly
cloudy. waves calm to 1 foot. 
.sunday...variable wind less than 10 knots. mostly sunny. waves
calm to 1 foot. 

$$

fzus53 kmqt 182102
nshmqt
expires:202507190800;;674605

nearshore marine forecast
national weather service marquette mi
502 pm edt fri jul 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz250-190800-
munising to grand marais mi-
502 pm edt fri jul 18 2025

.late this afternoon...south wind less than 10 knots. mostly
cloudy with a slight chance of showers. waves calm to 1 foot. 
.tonight...south wind less than 10 knots. cloudy. a slight chance
of showers through late evening, then a chance of showers by
midnight. showers likely late. waves calm to 1 foot. 
.saturday...east wind less than 10 knots backing north late.
mostly cloudy. patchy fog through early afternoon. showers likely
in the morning. a slight chance of thunderstorms through the day.
a chance of showers in the afternoon. waves calm to 1 foot. 
.saturday night...northwest wind less than 10 knots. mostly
cloudy in the evening then becoming partly cloudy. patchy fog in
the evening. waves calm to 1 foot. 
.sunday...northwest wind less than 10 knots. mostly sunny. waves
calm to 1 foot. 

$$

fzus53 kmqt 182102
nshmqt
expires:202507190800;;674606

nearshore marine forecast
national weather service marquette mi
502 pm edt fri jul 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz251-190800-
grand marais to whitefish point mi-
502 pm edt fri jul 18 2025

.late this afternoon...south wind less than 10 knots. mostly
cloudy with a slight chance of showers. waves calm to 1 foot. 
.tonight...south wind less than 10 knots. cloudy. a slight chance
of showers through midnight, then a chance of showers late. waves
calm to 1 foot. 
.saturday...southeast wind less than 10 knots backing north late.
mostly cloudy. patchy fog through early afternoon. showers likely
through mid morning. a chance of showers by late morning, then a
slight chance of showers late. waves calm to 1 foot. 
.saturday night...northwest wind less than 10 knots. mostly
cloudy. patchy fog in the evening. waves calm to 1 foot. 
.sunday...northwest wind less than 10 knots. mostly sunny. waves
calm to 1 foot. 

$$

fzus53 kmqt 182102
nshmqt
expires:202507190800;;674599

nearshore marine forecast
national weather service marquette mi
502 pm edt fri jul 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz242-243-190800-
ontonagon to upper entrance of portage canal mi-
upper entrance of portage canal to eagle river mi-
502 pm edt fri jul 18 2025

.late this afternoon...variable wind less than 10 knots. cloudy
with a chance of showers. waves calm to 1 foot. 
.tonight...variable wind less than 10 knots becoming northeast
less than 10 knots late. cloudy. a chance of showers through late
evening, then a chance of showers and a slight chance of
thunderstorms by midnight. patchy fog late. waves calm to 1 foot.
.saturday...northeast wind less than 10 knots backing west late.
partly cloudy. a chance of showers through mid morning. patchy
fog through mid morning. waves calm to 1 foot. 
.saturday night...variable wind less than 10 knots. mostly clear.
waves calm to 1 foot. 
.sunday...variable wind less than 10 knots. gusts up to 12 knots.
mostly sunny. waves calm to 1 foot. 

$$

fzus53 kmqt 182102
nshmqt
expires:202507190800;;674598

nearshore marine forecast
national weather service marquette mi
502 pm edt fri jul 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz240-241-190800-
saxon harbor wi to black river mi-
black river to ontonagon mi-
502 pm edt fri jul 18 2025 /402 pm cdt fri jul 18 2025/

.late this afternoon...northeast wind less than 10 knots. mostly
cloudy with a chance of showers. waves calm to 1 foot. 
.tonight...east wind less than 10 knots backing northeast late. a
chance of showers and a slight chance of thunderstorms through
late evening, then showers likely and a slight chance of
thunderstorms by midnight. patchy fog late. waves calm to 1 foot.
.saturday...northeast wind less than 10 knots through mid morning
becoming variable. mostly cloudy through early afternoon then
clearing. a slight chance of showers through mid morning. patchy
fog through mid morning. waves calm to 1 foot. 
.saturday night...variable wind less than 10 knots. mostly clear.
waves calm to 1 foot. 
.sunday...variable wind less than 10 knots becoming northeast
less than 10 knots in the afternoon. mostly sunny. waves calm to
1 foot. 

$$

fzus53 kmqt 182102
nshmqt
expires:202507190800;;674597

nearshore marine forecast
national weather service marquette mi
502 pm edt fri jul 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lmz248-250-190800-
seul choix point to point detour mi-
5nm east of a line from fairport mi to rock island passage-
502 pm edt fri jul 18 2025

.late this afternoon...south wind less than 10 knots. partly
cloudy. waves calm to 1 foot. 
.tonight...south wind less than 10 knots. mostly cloudy. a slight
chance of showers by midnight. a chance of showers late. waves
calm to 1 foot. 
.saturday...south wind less than 10 knots backing southeast by
late morning, then backing north late. mostly cloudy. showers
likely in the morning. a slight chance of thunderstorms through
the day. a chance of showers in the afternoon. patchy fog by late
morning. waves calm to 1 foot. 
.saturday night...north wind less than 10 knots. mostly clear.
waves calm to 1 foot. 
.sunday...north wind less than 10 knots backing northwest in the
afternoon. sunny. waves calm to 1 foot. 

$$

fzus53 kmqt 182102
nshmqt
expires:202507190800;;674596

nearshore marine forecast
national weather service marquette mi
502 pm edt fri jul 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lmz221-190800-
green bay north of line from cedar river mi to rock island
passage-
502 pm edt fri jul 18 2025

.late this afternoon...south wind less than 10 knots. mostly
cloudy. waves calm to 1 foot. 
.tonight...south wind less than 10 knots. partly cloudy with a
slight chance of showers through midnight, then mostly cloudy
with a chance of showers and a slight chance of thunderstorms
late. waves calm to 1 foot. 
.saturday...south wind less than 10 knots backing southeast by
late morning, then backing north late. mostly cloudy. showers
likely in the morning. a slight chance of thunderstorms through
the day. a chance of showers in the afternoon. waves calm to
1 foot. 
.saturday night...north wind less than 10 knots. mostly clear.
waves calm to 1 foot. 
.sunday...north wind less than 10 knots veering southeast in the
afternoon. sunny. waves calm to 1 foot. 

$$

fzus53 kmqt 182102
nshmqt
expires:202507190800;;674600

nearshore marine forecast
national weather service marquette mi
502 pm edt fri jul 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz244-245-190800-
eagle river to manitou island mi-
manitou island to point isabelle mi-
502 pm edt fri jul 18 2025

.late this afternoon...variable wind less than 10 knots. cloudy
with a chance of showers. waves calm to 1 foot. 
.tonight...variable wind less than 10 knots. a chance of showers
through midnight, then showers likely late. patchy fog late.
waves calm to 1 foot. 
.saturday...variable wind less than 10 knots becoming west less
than 10 knots late. mostly cloudy. a chance of showers through
mid morning. patchy fog through mid morning. waves calm to
1 foot. 
.saturday night...west wind less than 10 knots. partly cloudy.
waves calm to 1 foot. 
.sunday...variable wind less than 10 knots. mostly sunny. waves
calm to 1 foot. 

$$

fzus53 kmqt 182102
nshmqt
expires:202507190800;;674601

nearshore marine forecast
national weather service marquette mi
502 pm edt fri jul 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz246-190800-
point isabelle to lower entrance of portage canal mi-
502 pm edt fri jul 18 2025

.late this afternoon...variable wind less than 10 knots. cloudy
with a chance of showers. waves calm to 1 foot. 
.tonight...variable wind less than 10 knots. cloudy. a chance of
showers through late evening, then a chance of showers and a
slight chance of thunderstorms by midnight. patchy fog late.
waves calm to 1 foot. 
.saturday...variable wind less than 10 knots. gusts up to
14 knots. patchy fog through mid morning. cloudy with a chance of
showers through mid morning, then partly cloudy with a slight
chance of showers by late morning. mostly sunny late. waves calm
to 1 foot. 
.saturday night...variable wind less than 10 knots. mostly clear.
waves calm to 1 foot. 
.sunday...variable wind less than 10 knots. gusts up to 15 knots.
mostly sunny. waves calm to 1 foot. 

$$

fzus53 kmqt 182102
nshmqt
expires:202507190800;;674602

nearshore marine forecast
national weather service marquette mi
502 pm edt fri jul 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz247-190800-
lower entrance of portage canal to huron islands mi including
keweenaw and huron bays-
502 pm edt fri jul 18 2025

.late this afternoon...northeast wind less than 10 knots. cloudy
with a chance of showers. waves calm to 1 foot. 
.tonight...variable wind less than 10 knots. cloudy. a chance of
showers through midnight. a slight chance of thunderstorms by
midnight. showers likely late. patchy fog late. waves calm to
1 foot. 
.saturday...variable wind less than 10 knots. gusts up to
15 knots. mostly cloudy through early afternoon then clearing.
patchy fog through mid morning. a chance of showers through mid
morning, then a slight chance of showers by late morning. waves
calm to 1 foot. 
.saturday night...variable wind less than 10 knots. mostly clear.
waves calm to 1 foot. 
.sunday...variable wind less than 10 knots. gusts up to 15 knots.
mostly sunny. waves calm to 1 foot. 

$$