fzus51 kcle 180120
nshcle
expires:202604180815;;553079

nearshore marine forecast
national weather service cleveland oh
920 pm edt fri apr 17 2026

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>144-180815-
maumee bay to reno beach oh-reno beach to the islands oh-
the islands to vermilion oh-
920 pm edt fri apr 17 2026

.rest of tonight...southeast winds 5 to 15 knots becoming south.
a chance of showers and thunderstorms late. waves 2 feet or less.
.saturday...south winds 15 to 20 knots becoming west. showers
with a chance of thunderstorms in the morning, then showers with
a slight chance of thunderstorms in the afternoon. waves 1 to
3 feet. 
.saturday night...west winds 15 to 20 knots. a chance of showers
in the evening. waves 1 to 3 feet building to 2 to 4 feet, then
subsiding to 1 to 3 feet. 
.sunday...west winds 15 to 20 knots. mostly sunny. 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 54 degrees, off cleveland 46
degrees, and off erie 49 degrees.

$$

fzus53 kdtx 180232
nshdtx
expires:202604181045;;555294

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
1032 pm edt fri apr 17 2026

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.


lez444-181045-
michigan waters of lake erie from detroit river to north cape mi-
1032 pm edt fri apr 17 2026

.rest of tonight...southeast winds 10 to 15 knots becoming south
15 to 20 knots early in the morning. partly cloudy. light showers
likely and a chance of thunderstorms after midnight. waves 1 to
3 feet. 
.saturday...southwest winds 15 to 20 knots veering to the west
early in the afternoon. light showers and a chance of
thunderstorms early in the morning, then showers likely and a
slight chance of thunderstorms in the late morning and early
afternoon. a chance of showers early in the afternoon. waves 2 to
4 feet subsiding to 1 to 3 feet in the late morning and
afternoon. 
.saturday night...west winds 15 to 20 knots becoming northwest
10 to 15 knots in the late evening and overnight. partly cloudy.
a slight chance of showers early in the evening. waves 1 to
3 feet. 
.sunday...west winds 10 to 15 knots increasing to 15 to 20 knots
in the late morning and afternoon. mostly sunny until late
afternoon, then partly cloudy with a chance of showers early in
the afternoon. waves 1 to 3 feet. 

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

the water temperature at belle isle is 52 degrees.

$$

fzus53 kdtx 180232
nshdtx
expires:202604181045;;555289

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
1032 pm edt fri apr 17 2026

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.


lhz422-181045-
inner saginaw bay sw of point au gres to bay port mi-
1032 pm edt fri apr 17 2026

...small craft advisory in effect from 4 am edt saturday through
saturday evening...

.rest of tonight...south winds 15 to 20 knots. partly cloudy this
evening, then showers and a chance of thunderstorms after
midnight. waves 1 to 3 feet building to 3 to 5 feet after 
midnight. 
.saturday...south winds 15 to 20 knots veering to the west in the
late morning and afternoon. becoming partly cloudy early in the
afternoon. rain showers and a chance of thunderstorms early in
the morning, then showers likely in the late morning and early
afternoon. a slight chance of showers early in the afternoon.
waves 2 to 4 feet subsiding to 1 to 3 feet early in the
afternoon. 
.saturday night...west winds 15 to 20 knots. partly cloudy. waves
1 to 3 feet. 
.sunday...west winds 15 to 20 knots. mostly sunny early in the
morning becoming partly cloudy. a chance of light rain and snow
showers early in the afternoon. waves 1 to 3 feet building to
2 to 4 feet in the late morning and afternoon. 

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

$$

fzus53 kdtx 180232
nshdtx
expires:202604181045;;555292

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
1032 pm edt fri apr 17 2026

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.


lhz442-181045-
harbor beach to port sanilac mi-
1032 pm edt fri apr 17 2026

...small craft advisory in effect from 4 am edt saturday through
saturday afternoon...

.rest of tonight...south winds 15 to 20 knots. partly cloudy.
rain showers likely and a chance of thunderstorms after midnight.
waves 2 to 4 feet building to 3 to 5 feet after midnight. waves
occasionally around 7 feet. 
.saturday...south winds 15 to 20 knots veering to the west early
in the afternoon. mostly cloudy. rain showers likely and a chance
of thunderstorms early in the morning, then a slight chance of
thunderstorms in the late morning and early afternoon. a chance
of showers in the late morning and afternoon. waves 4 to 6 feet
subsiding to 2 to 4 feet early in the afternoon. waves
occasionally around 8 feet. 
.saturday night...west winds 10 to 15 knots. partly cloudy. waves
1 to 3 feet. 
.sunday...northwest winds 10 to 15 knots. mostly sunny early in
the morning becoming partly cloudy. a chance of light snow
showers early in the afternoon. waves 1 to 3 feet. 

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

$$

fzus53 kdtx 180232
nshdtx
expires:202604181045;;555293

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
1032 pm edt fri apr 17 2026

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.


lhz443-181045-
port sanilac to port huron mi-
1032 pm edt fri apr 17 2026

...small craft advisory in effect from 4 am edt saturday through
saturday afternoon...

.rest of tonight...southeast winds 15 to 20 knots. partly cloudy.
a chance of showers and thunderstorms after midnight. waves 1 to
3 feet building to 3 to 5 feet after midnight. waves occasionally
around 7 feet. 
.saturday...south winds 15 to 20 knots veering to the west early
in the afternoon. rain showers and a chance of thunderstorms
early in the morning, then showers likely and a slight chance of
thunderstorms in the late morning and early afternoon. a chance
of showers early in the afternoon. waves 3 to 5 feet subsiding to
1 to 3 feet early in the afternoon. waves occasionally around
7 feet. 
.saturday night...west winds 10 to 15 knots. partly cloudy. waves
1 to 3 feet. 
.sunday...northwest winds 10 to 15 knots increasing to 15 to
20 knots in the late morning and afternoon. mostly sunny until
late afternoon, then partly cloudy with a chance of light rain
and snow showers early in the afternoon. waves 1 to 3 feet. 

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

$$

fzus53 kgrr 180623
nshgrr
expires:202604180800;;564484

nearshore marine forecast
national weather service grand rapids mi
223 am edt sat apr 18 2026

for waters within five nautical miles of shore on lake michigan


lmz848-180800-
whitehall to pentwater mi-
223 am edt sat apr 18 2026

...small craft advisory in effect through sunday morning...

.rest of tonight...southwest winds to 30 knots. rain showers likely
and a slight chance of thunderstorms. waves 3 to 5 feet. 
.saturday...west winds to 30 knots. partly sunny with a chance of
rain showers. waves 4 to 6 feet. 
.saturday night...west winds around 25 knots. partly cloudy. waves
3 to 5 feet. 
.sunday...northwest winds 15 to 25 knots. mostly sunny. waves 3 to
5 feet. 
.sunday night...north winds 10 to 20 knots veering northeast after
midnight. mostly clear. waves 2 to 3 feet. 
.monday...east winds 5 to 10 knots veering southwest 10 to 15 knots
in the late morning and afternoon. sunny. waves around 1 foot. 
.tuesday...south winds to 30 knots decreasing to 15 to 20 knots
early in the afternoon. mostly sunny. waves 6 to 8 feet. 
.wednesday...northeast winds 10 to 15 knots backing northwest early
in the afternoon. sunny. waves around 1 foot. 

$$

fzus53 kgrr 180623
nshgrr
expires:202604180800;;564483

nearshore marine forecast
national weather service grand rapids mi
223 am edt sat apr 18 2026

for waters within five nautical miles of shore on lake michigan


lmz849-180800-
pentwater to manistee mi-
223 am edt sat apr 18 2026

...small craft advisory in effect through sunday morning...

.rest of tonight...southwest winds 15 to 25 knots. rain showers
likely and a slight chance of thunderstorms. waves 2 to 4 feet. 
.saturday...west winds to 30 knots. partly sunny with a slight
chance of rain showers. waves 3 to 5 feet. 
.saturday night...west winds 15 to 25 knots. partly cloudy. waves
3 to 5 feet. 
.sunday...northwest winds 15 to 25 knots veering north early in the
afternoon. mostly sunny. waves 3 to 5 feet. 
.sunday night...north winds 10 to 15 knots. mostly clear. waves 2 to
3 feet. 
.monday...northwest winds around 10 knots backing southwest in the
late morning and afternoon. sunny. waves 1 to 2 feet. 
.tuesday...south winds to 30 knots decreasing to 15 to 20 knots
early in the afternoon. mostly sunny. waves 5 to 7 feet. 
.wednesday...northeast winds 5 to 15 knots backing northwest early
in the afternoon. sunny. waves 1 to 2 feet. 

$$

fzus53 kgrr 180623
nshgrr
expires:202604180800;;564488

nearshore marine forecast
national weather service grand rapids mi
223 am edt sat apr 18 2026

for waters within five nautical miles of shore on lake michigan


lmz844-180800-
st joseph to south haven mi-
223 am edt sat apr 18 2026

...small craft advisory in effect through sunday morning...

.rest of tonight...southwest winds 20 to 25 knots. rain showers and
a chance of thunderstorms. waves 2 to 4 feet. 
.saturday...west winds 20 to 25 knots. partly sunny with a chance of
rain showers. waves 3 to 5 feet. 
.saturday night...west winds 20 to 25 knots. partly cloudy. waves
3 to 5 feet. 
.sunday...west winds 15 to 20 knots. mostly sunny. waves 3 to
5 feet. 
.sunday night...northwest winds 10 to 20 knots veering northeast
around 10 knots after midnight. mostly clear. waves 1 to 3 feet. 
.monday...northeast winds 5 to 10 knots backing northwest early in
the afternoon. sunny. waves 1 to 2 feet. 
.tuesday...southwest winds 15 to 25 knots. mostly sunny. waves 2 to
4 feet. 
.wednesday...northeast winds 10 to 15 knots backing north 5 to
10 knots early in the afternoon. sunny. waves around 1 foot. 

$$

fzus53 kgrr 180623
nshgrr
expires:202604180800;;564487

nearshore marine forecast
national weather service grand rapids mi
223 am edt sat apr 18 2026

for waters within five nautical miles of shore on lake michigan


lmz845-180800-
south haven to holland mi-
223 am edt sat apr 18 2026

...small craft advisory in effect through sunday morning...

.rest of tonight...southwest winds around 25 knots. rain showers and
a chance of thunderstorms. waves 2 to 3 feet. 
.saturday...west winds to 30 knots. partly sunny with a chance of
rain showers. waves 4 to 6 feet. 
.saturday night...west winds 20 to 25 knots. partly cloudy. waves
3 to 5 feet. 
.sunday...west winds 20 to 25 knots. mostly sunny. waves 3 to
5 feet. 
.sunday night...northwest winds 10 to 20 knots veering northeast
after midnight. mostly clear. waves 1 to 3 feet.
.monday...northeast winds 5 to 10 knots backing north in the late
morning and early afternoon, then backing west early in the
afternoon. sunny. waves around 1 foot. 
.tuesday...southwest winds 15 to 25 knots. mostly sunny. waves 3 to
5 feet. 
.wednesday...northeast winds 10 to 15 knots backing north early in
the afternoon. sunny. waves around 1 foot. 

$$

fzus53 kgrr 180623
nshgrr
expires:202604180800;;564486

nearshore marine forecast
national weather service grand rapids mi
223 am edt sat apr 18 2026

for waters within five nautical miles of shore on lake michigan


lmz846-180800-
holland to grand haven mi-
223 am edt sat apr 18 2026

...small craft advisory in effect through sunday morning...

.rest of tonight...southwest winds to 30 knots. rain showers likely
and a chance of thunderstorms. waves 2 to 4 feet. 
.saturday...west winds to 30 knots. partly sunny with a chance of
rain showers. waves 4 to 6 feet. 
.saturday night...west winds around 25 knots. partly cloudy. waves
4 to 6 feet. 
.sunday...west winds 20 to 25 knots. mostly sunny. waves 3 to
5 feet. 
.sunday night...northwest winds 15 to 20 knots veering north 10 to
15 knots in the late evening and overnight. mostly clear. waves 2 to
4 feet subsiding to 1 to 3 feet in the late evening and overnight. 
.monday...northeast winds around 10 knots backing north in the late
morning and early afternoon, then backing southwest early in the
afternoon. sunny. waves around 1 foot. 
.tuesday...southwest winds to 30 knots. mostly sunny. waves 4 to
6 feet. 
.wednesday...northeast winds 10 to 15 knots backing north early in
the afternoon. sunny. waves around 1 foot. 

$$

fzus53 kgrr 180623
nshgrr
expires:202604180800;;564485

nearshore marine forecast
national weather service grand rapids mi
223 am edt sat apr 18 2026

for waters within five nautical miles of shore on lake michigan


lmz847-180800-
grand haven to whitehall mi-
223 am edt sat apr 18 2026

...small craft advisory in effect through sunday morning...

.rest of tonight...southwest winds to 30 knots. rain showers and a
slight chance of thunderstorms. waves 2 to 4 feet. 
.saturday...west winds to 30 knots. partly sunny with a chance of
rain showers. waves 4 to 6 feet. 
.saturday night...west winds around 25 knots. partly cloudy. waves
4 to 6 feet. 
.sunday...northwest winds 15 to 25 knots. mostly sunny. waves 3 to
5 feet. 
.sunday night...north winds 10 to 20 knots veering northeast after
midnight. mostly clear. waves 1 to 3 feet.
.monday...northeast winds around 10 knots backing west in the late
morning and early afternoon, then backing southwest early in the
afternoon. sunny. waves 1 foot or less. 
.tuesday...south winds to 30 knots. mostly sunny. waves 5 to 7 feet.
.wednesday...northeast winds around 10 knots backing northwest early
in the afternoon. sunny. waves 1 foot or less. 

$$

fzus53 kiwx 180336
nshiwx
expires:202604180815;;557646

nearshore marine forecast
national weather service northern indiana
1136 pm edt fri apr 17 2026

for waters within five nautical miles of shore on lake michigan


lmz043-180815-
new buffalo mi to st joseph mi-
1136 pm edt fri apr 17 2026

...tornado watch 133 in effect until 3 am edt saturday...
...small craft advisory in effect through late saturday night...

.rest of tonight...south winds 15 to 20 knots becoming southwest.
gusts up to 25 knots. showers with a chance of thunderstorms 
after midnight. showers likely with a chance of thunderstorms 
late. some thunderstorms may be severe with damaging winds, large 
hail, and tornadoes late this evening. waves 1 to 3 feet. 
.saturday...west winds 15 to 20 knots diminishing to 10 to
15 knots. gusts up to 25 knots. a chance of showers in the
morning. waves 2 to 4 feet. 
.saturday night...west winds 10 to 15 knots. mostly clear. waves
2 to 4 feet. 
.sunday...west winds 10 to 15 knots becoming northwest. mostly
sunny. waves 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph is 49 degrees and at michigan
city is 48 degrees.

$$