fzus51 kcle 181939
nshcle
expires:202605190215;;784132

nearshore marine forecast
national weather service cleveland oh
339 pm edt mon may 18 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.


lez142-143-190215-
maumee bay to reno beach oh-reno beach to the islands oh-
339 pm edt mon may 18 2026

...severe thunderstorm watch 223 in effect until 9 pm edt this
evening...

.tonight...southwest winds 15 to 20 knots diminishing to 10 to
15 knots. showers likely with a chance of thunderstorms this
evening, then a slight chance of showers and thunderstorms after
midnight. waves 2 feet or less. 
.tuesday...south winds 10 to 15 knots becoming southwest 15 to
20 knots. a chance of showers with a slight chance of
thunderstorms in the morning, then a chance of showers and
thunderstorms in the afternoon. waves 1 to 3 feet. 
.tuesday night...southwest winds 15 to 20 knots becoming
northwest 10 to 15 knots. showers likely with a chance of
thunderstorms. waves 1 to 3 feet. 
.wednesday...north winds 10 to 15 knots becoming northeast. a
chance of showers in the morning. waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

see lake erie open lakes forecast for thursday through saturday.

the water temperature off toledo is 58 degrees, off cleveland 54
degrees, and off erie 56 degrees.

$$

fzus51 kcle 181939
nshcle
expires:202605190215;;784131

nearshore marine forecast
national weather service cleveland oh
339 pm edt mon may 18 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.


lez144-190215-
the islands to vermilion oh-
339 pm edt mon may 18 2026

.tonight...southwest winds 15 to 20 knots diminishing to 10 to
15 knots. a chance of showers and thunderstorms this evening,
then a slight chance of showers after midnight. waves 2 feet or
less. 
.tuesday...south winds 15 to 20 knots becoming southwest. a
chance of showers in the morning, then a chance of showers and
thunderstorms in the afternoon. waves 1 to 3 feet. 
.tuesday night...southwest winds 15 to 20 knots becoming
northwest 10 to 15 knots. showers with a chance of thunderstorms.
waves 1 to 3 feet. 
.wednesday...northeast winds 10 to 15 knots. showers likely in
the morning. waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

see lake erie open lakes forecast for thursday through saturday.

the water temperature off toledo is 58 degrees, off cleveland 54
degrees, and off erie 56 degrees.

$$

fzus53 kdtx 181920
nshdtx
expires:202605190330;;783325

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
320 pm edt mon may 18 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.


lez444-190330-
michigan waters of lake erie from detroit river to north cape mi-
320 pm edt mon may 18 2026

...severe thunderstorm watch 221 in effect until 8 pm edt this
evening...

.tonight...southwest winds 15 to 20 knots diminishing to 10 to
15 knots in the late evening and overnight. mostly cloudy with
showers likely and a chance of thunderstorms in the evening, then
partly cloudy with a chance of showers and a slight chance of
thunderstorms after midnight. waves 1 to 3 feet. 
.tuesday...southwest winds 15 to 20 knots. partly cloudy. a
chance of showers and a slight chance of thunderstorms early in
the morning. a chance of showers and thunderstorms early in the
afternoon. waves 1 to 3 feet building to 2 to 4 feet early in the
afternoon. 
.tuesday night...southwest winds 15 to 20 knots becoming west
10 to 15 knots in the late evening and early morning, then
veering to the northwest after midnight. rain showers early in
the evening. a chance of thunderstorms until early morning. a
chance of showers in the late evening and overnight. waves 1 to
3 feet. 
.wednesday...north winds 10 to 15 knots diminishing to 5 to
10 knots in the late morning and afternoon. partly cloudy. a
chance of showers early in the morning. waves 2 feet or less. 

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

the water temperature at belle isle is missing.

$$

fzus53 kdtx 181920
nshdtx
expires:202605190330;;783320

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
320 pm edt mon may 18 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.


lhz422-190330-
inner saginaw bay sw of point au gres to bay port mi-
320 pm edt mon may 18 2026

...small craft advisory in effect until 10 pm edt this evening...
...severe thunderstorm watch 221 in effect until 8 pm edt this
evening...

.tonight...southwest winds 15 to 20 knots. mostly cloudy. light
showers likely and a chance of thunderstorms in the evening, then
a chance of showers and a slight chance of thunderstorms after
midnight. waves 2 to 4 feet. 
.tuesday...southwest winds 20 to 25 knots with gusts to 30 knots.
mostly cloudy becoming partly cloudy in the late morning and
early afternoon becoming mostly sunny. a chance of showers and a
slight chance of thunderstorms until late afternoon, then showers
likely and a chance of thunderstorms early in the afternoon.
waves 3 to 5 feet. waves occasionally around 6 feet. 
.tuesday night...west winds 20 to 25 knots with gusts to 30 knots
becoming northwest 15 to 20 knots in the late evening and
overnight. partly cloudy early in the evening becoming mostly
cloudy. light showers likely and a chance of thunderstorms early
in the evening. waves 3 to 5 feet subsiding to 2 to 4 feet after
midnight. waves occasionally around 7 feet. 
.wednesday...northwest winds 15 to 20 knots diminishing to 10 to
15 knots in the late morning and early afternoon, then becoming
north 15 to 20 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 kdtx 181920
nshdtx
expires:202605190330;;783323

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
320 pm edt mon may 18 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.


lhz442-190330-
harbor beach to port sanilac mi-
320 pm edt mon may 18 2026

...small craft advisory in effect until 10 pm edt this evening...
...severe thunderstorm watch 221 in effect until 8 pm edt this
evening...

.tonight...southwest winds 15 to 20 knots becoming south 10 to
15 knots in the late evening and overnight. mostly cloudy with
showers likely and a chance of thunderstorms in the evening, then
partly cloudy with a chance of showers and a slight chance of
thunderstorms after midnight. waves 2 to 4 feet subsiding to 1 to
3 feet in the late evening and overnight. 
.tuesday...southwest winds 15 to 20 knots. gusts to 30 knots in
the late morning and afternoon. mostly cloudy early in the
morning becoming partly cloudy. a chance of showers and a slight
chance of thunderstorms until late afternoon, then showers likely
and a chance of thunderstorms early in the afternoon. waves 2 to
4 feet. 
.tuesday night...southwest winds 15 to 20 knots veering to the
northwest in the late evening and early morning, then becoming
north 10 to 15 knots after midnight. partly cloudy becoming
mostly cloudy in the late evening and early morning becoming
partly cloudy. a chance of showers and thunderstorms early in the
evening, then a chance of showers in the late evening and early
morning. waves 2 to 4 feet subsiding to 1 to 3 feet in the late
evening and early morning, then building to 2 to 4 feet after
midnight. 
.wednesday...northwest winds 10 to 15 knots becoming north 15 to
20 knots in the late morning and afternoon. partly cloudy early
in the morning becoming mostly sunny. waves 2 to 4 feet. 

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

$$

fzus53 kdtx 181920
nshdtx
expires:202605190330;;783324

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
320 pm edt mon may 18 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.


lhz443-190330-
port sanilac to port huron mi-
320 pm edt mon may 18 2026

...small craft advisory in effect until 10 pm edt this evening...
...severe thunderstorm watch 221 in effect until 8 pm edt this
evening...

.tonight...southwest winds 15 to 20 knots becoming south 10 to
15 knots after midnight. mostly cloudy with showers likely and a
chance of thunderstorms in the evening, then partly cloudy with a
chance of showers and a slight chance of thunderstorms after
midnight. waves 2 to 4 feet subsiding to 1 to 3 feet in the late
evening and overnight. 
.tuesday...south winds 15 to 20 knots becoming southwest 20 to
25 knots early in the afternoon. partly cloudy. a slight chance
of thunderstorms in the morning. a chance of showers. a chance of
thunderstorms in the afternoon. waves 2 to 4 feet. 
.tuesday night...southwest winds 15 to 20 knots veering to the
north after midnight. partly cloudy early in the evening becoming
mostly cloudy. a chance of showers and thunderstorms until early
morning. waves 1 to 3 feet building to 2 to 4 feet after
midnight. 
.wednesday...north winds 15 to 20 knots. partly cloudy until late
afternoon becoming mostly sunny. waves 2 to 4 feet. 

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

$$

fzus53 kgrr 182044
nshgrr
expires:202605190800;;787015

nearshore marine forecast
national weather service grand rapids mi
444 pm edt mon may 18 2026

for waters within five nautical miles of shore on lake michigan


lmz849-190800-
pentwater to manistee mi-
444 pm edt mon may 18 2026

...small craft advisory in effect through tuesday evening...

.through early evening...south winds 20 to 25 knots. mostly cloudy
with a chance of showers and thunderstorms. waves 3 to 5 feet. 
.tonight...south winds to 30 knots. partly cloudy in the evening,
then rain showers likely and a chance of thunderstorms after
midnight. patchy fog after midnight. waves 4 to 6 feet. 
.tuesday...south winds to 30 knots. rain showers likely and a chance
of thunderstorms. patchy fog. waves 5 to 7 feet. 
.tuesday night...west winds 10 to 20 knots veering north in the late
evening and overnight. partly cloudy. waves 3 to 5 feet. 
.wednesday...north winds 15 to 25 knots. sunny. waves 2 to 3 feet. 
.wednesday night...northeast winds 10 to 20 knots decreasing to 5 to
10 knots after midnight. partly cloudy. waves 2 to 3 feet. 
.thursday...northeast winds 5 to 10 knots backing north 10 to
15 knots early in the afternoon. mostly sunny. waves around 1 foot. 
.friday...east winds 10 to 20 knots. mostly cloudy. waves 1 foot or
less. 
.saturday...northeast winds 10 to 15 knots. mostly cloudy with a
chance of rain showers. waves 1 foot or less. 

$$

fzus53 kgrr 182044
nshgrr
expires:202605190800;;787020

nearshore marine forecast
national weather service grand rapids mi
444 pm edt mon may 18 2026

for waters within five nautical miles of shore on lake michigan


lmz844-190800-
st joseph to south haven mi-
444 pm edt mon may 18 2026

...small craft advisory in effect from 2 am edt tuesday through
tuesday evening...

.through early evening...southwest winds around 20 knots. rain
showers likely and a chance of thunderstorms. waves 2 to 3 feet. 
.tonight...south winds 15 to 25 knots. mostly cloudy with a chance
of showers and thunderstorms. waves 2 to 4 feet.
.tuesday...southwest winds 20 to 25 knots. partly sunny with a
chance of showers and thunderstorms. waves 3 to 5 feet. 
.tuesday night...northwest winds around 15 knots veering north after
midnight. mostly cloudy with rain showers likely and a chance of
thunderstorms. waves 2 to 4 feet.
.wednesday...north winds 15 to 25 knots. mostly sunny. waves 3 to
5 feet. 
.wednesday night...north winds 15 to 25 knots veering northeast
10 to 15 knots in the late evening and overnight. partly cloudy.
waves 3 to 5 feet. 
.thursday...northeast winds 10 to 15 knots. mostly sunny. waves 1 to
3 feet. 
.friday...east winds 15 to 20 knots. mostly cloudy with a chance of
rain showers. waves around 1 foot. 
.saturday...east winds 10 to 15 knots backing northwest early in the
afternoon. mostly cloudy. waves 1 foot or less. 

$$

fzus53 kgrr 182044
nshgrr
expires:202605190800;;787019

nearshore marine forecast
national weather service grand rapids mi
444 pm edt mon may 18 2026

for waters within five nautical miles of shore on lake michigan


lmz845-190800-
south haven to holland mi-
444 pm edt mon may 18 2026

...small craft advisory in effect from 2 am edt tuesday through
tuesday evening...

.through early evening...south winds around 20 knots. rain showers
likely and a chance of thunderstorms. waves 2 to 4 feet. 
.tonight...south winds 15 to 25 knots. mostly cloudy with a chance
of showers and thunderstorms. waves 2 to 4 feet. 
.tuesday...southwest winds to 30 knots. partly sunny with a chance
of showers and thunderstorms. waves 4 to 6 feet. 
.tuesday night...northwest winds 15 to 20 knots veering north after
midnight. mostly cloudy. waves 2 to 4 feet. 
.wednesday...north winds 15 to 25 knots. mostly sunny. waves 3 to
5 feet. 
.wednesday night...north winds 15 to 25 knots veering northeast
around 15 knots after midnight. partly cloudy. waves 3 to 5 feet
subsiding to 1 to 3 feet after midnight. 
.thursday...northeast winds 10 to 15 knots. mostly sunny. waves
around 1 foot. 
.friday...east winds 15 to 20 knots. mostly cloudy. waves around
1 foot. 
.saturday...northeast winds 10 to 15 knots backing northwest early
in the afternoon. mostly cloudy with a chance of rain showers. waves
around 1 foot. 

$$

fzus53 kgrr 182044
nshgrr
expires:202605190800;;787018

nearshore marine forecast
national weather service grand rapids mi
444 pm edt mon may 18 2026

for waters within five nautical miles of shore on lake michigan


lmz846-190800-
holland to grand haven mi-
444 pm edt mon may 18 2026

...small craft advisory in effect through tuesday evening...

.through early evening...south winds 20 to 25 knots. mostly cloudy
with a chance of showers and thunderstorms. waves 3 to 5 feet. 
.tonight...south winds to 30 knots. mostly cloudy with a chance of
showers and thunderstorms. patchy fog after midnight. waves 3 to
5 feet. 
.tuesday...southwest winds to 30 knots. rain showers likely and a
chance of thunderstorms. patchy fog. waves 5 to 7 feet. 
.tuesday night...northwest winds 15 to 20 knots veering north after
midnight. mostly cloudy. waves 2 to 4 feet. 
.wednesday...north winds 15 to 25 knots. mostly sunny. waves 3 to
5 feet. 
.wednesday night...north winds 15 to 25 knots veering northeast
around 15 knots after midnight. partly cloudy. waves 3 to 5 feet
subsiding to 1 to 2 feet after midnight. 
.thursday...northeast winds 10 to 15 knots. mostly sunny. waves
around 1 foot. 
.friday...east winds 15 to 20 knots. mostly cloudy. waves 1 to
2 feet. 
.saturday...east winds 15 to 20 knots backing north 10 to 15 knots
early in the afternoon. mostly cloudy with a chance of rain showers.
waves around 1 foot. 

$$

fzus53 kgrr 182044
nshgrr
expires:202605190800;;787017

nearshore marine forecast
national weather service grand rapids mi
444 pm edt mon may 18 2026

for waters within five nautical miles of shore on lake michigan


lmz847-190800-
grand haven to whitehall mi-
444 pm edt mon may 18 2026

...small craft advisory in effect through tuesday evening...

.through early evening...south winds 20 to 25 knots. rain showers
likely and a chance of thunderstorms. waves 3 to 5 feet. 
.tonight...south winds to 30 knots. mostly cloudy with a chance of
showers and thunderstorms. patchy fog after midnight. waves 4 to
6 feet. 
.tuesday...southwest winds to 30 knots. rain showers likely and a
chance of thunderstorms. patchy fog. waves 5 to 7 feet. 
.tuesday night...northwest winds 15 to 25 knots veering north after
midnight. mostly cloudy. waves 3 to 5 feet. 
.wednesday...north winds 15 to 25 knots. sunny. waves 2 to 4 feet. 
.wednesday night...north winds 15 to 25 knots veering northeast
10 to 15 knots after midnight. partly cloudy. waves 2 to 4 feet
subsiding to 1 to 3 feet in the late evening and overnight. 
.thursday...east winds 10 to 15 knots backing north early in the
afternoon. mostly sunny. waves 1 foot or less. 
.friday...east winds 15 to 20 knots. mostly cloudy. waves around
1 foot. 
.saturday...east winds 15 to 20 knots backing northeast 10 to
15 knots early in the afternoon. mostly cloudy with a chance of rain
showers. waves around 1 foot. 

$$

fzus53 kgrr 182044
nshgrr
expires:202605190800;;787016

nearshore marine forecast
national weather service grand rapids mi
444 pm edt mon may 18 2026

for waters within five nautical miles of shore on lake michigan


lmz848-190800-
whitehall to pentwater mi-
444 pm edt mon may 18 2026

...small craft advisory in effect through tuesday evening...

.through early evening...south winds 20 to 25 knots. mostly cloudy
with a chance of thunderstorms and a slight chance of rain showers.
waves 4 to 6 feet. 
.tonight...south winds to 30 knots. mostly cloudy with a chance of
showers and thunderstorms. patchy fog after midnight. waves 4 to
6 feet. 
.tuesday...south winds to 30 knots. rain showers likely and a chance
of thunderstorms. patchy fog. waves 5 to 7 feet. 
.tuesday night...west winds 20 to 25 knots veering north 15 to
20 knots in the late evening and overnight. partly cloudy. waves
3 to 5 feet. 
.wednesday...north winds 15 to 25 knots. sunny. waves 2 to 4 feet.
.wednesday night...north winds 15 to 25 knots veering northeast
10 to 15 knots in the late evening and overnight. partly cloudy.
waves 2 to 4 feet subsiding to 1 to 3 feet in the late evening and
overnight. 
.thursday...northeast winds 10 to 15 knots backing north early in
the afternoon. mostly sunny. waves around 1 foot. 
.friday...east winds 15 to 20 knots. mostly cloudy. waves around
1 foot. 
.saturday...northeast winds 15 to 20 knots. mostly cloudy. waves
around 1 foot. 

$$

fzus53 kiwx 181947
nshiwx
expires:202605190215;;784394

nearshore marine forecast
national weather service northern indiana
347 pm edt mon may 18 2026

for waters within five nautical miles of shore on lake michigan


lmz043-190215-
new buffalo mi to st joseph mi-
347 pm edt mon may 18 2026

.tonight...south winds 10 to 15 knots increasing to 15 to
20 knots. a few gusts up to 25 knots. a slight chance of showers 
and thunderstorms this evening. waves 1 to 3 feet. 
.tuesday...south winds 15 to 20 knots becoming southwest. a few 
gusts up to 25 knots. a chance of showers with a slight chance of
thunderstorms in the morning, then showers likely with a chance 
of thunderstorms in the afternoon. waves 2 to 4 feet. 
.tuesday night...west winds 10 to 15 knots becoming north.
showers likely with a chance of thunderstorms in the evening,
then a chance of showers overnight. waves 2 to 3 feet. 
.wednesday...north winds 10 to 15 knots. mostly sunny. waves 2 to
4 feet. 

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph is 55 degrees and at michigan
city is 53 degrees.

$$