fzus51 kcle 170804
nshcle
expires:202605171415;;700232

nearshore marine forecast
national weather service cleveland oh
404 am edt sun may 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>146-171415-
maumee bay to reno beach oh-reno beach to the islands oh-
the islands to vermilion oh-vermilion to avon point oh-
avon point to willowick oh-
404 am edt sun may 17 2026

.today...southwest winds 5 to 10 knots becoming southeast. a
slight chance of showers and thunderstorms early this afternoon.
a chance of showers and thunderstorms late. waves 1 foot or less.
.tonight...southeast winds 5 to 15 knots becoming south. a slight
chance of showers and thunderstorms in the evening. waves 1 foot
or less. 
.monday...south winds 10 to 15 knots becoming southwest 15 to
20 knots. sunny. waves 1 to 3 feet. 
.monday night...southwest winds 15 to 20 knots becoming south
10 to 15 knots. a chance of showers and thunderstorms in the
evening, then a chance of showers overnight. waves 2 feet or
less. 

winds and waves higher in and near thunderstorms.

see lake erie open lakes forecast for tuesday through thursday.

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

$$

fzus53 kdtx 170709
nshdtx
expires:202605171515;;698271

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
309 am edt sun may 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.


lhz422-171515-
inner saginaw bay sw of point au gres to bay port mi-
309 am edt sun may 17 2026

.today...northeast winds 10 to 15 knots increasing to 15 to
20 knots in the afternoon. partly cloudy in the morning, then
mostly cloudy with a chance of showers and a slight chance of
thunderstorms in the afternoon. waves 1 to 3 feet. 
.tonight...northeast winds 15 to 20 knots becoming east 10 to
15 knots in the late evening and early morning, then becoming
south 15 to 20 knots after midnight. mostly cloudy with a chance
of showers and a slight chance of thunderstorms until early
morning, then partly cloudy after midnight. waves 1 to 3 feet. 
.monday...south winds 15 to 20 knots becoming southwest 20 to 25
knots with gusts to 30 knots in the late morning and afternoon.
partly cloudy becoming mostly sunny in the late morning and early
afternoon becoming partly cloudy. a chance of showers in the late
morning and afternoon. waves 3 to 5 feet. waves occasionally around 7
feet. a small craft advisory may be needed.
.monday night...southwest winds 20 to 25 knots with gusts to
30 knots diminishing to 15 to 20 knots in the late evening and
overnight. partly cloudy early in the evening. light showers and
a chance of thunderstorms. waves 3 to 5 feet. waves occasionally
around 7 feet. 

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

$$

fzus53 kdtx 170709
nshdtx
expires:202605171515;;698274

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
309 am edt sun may 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.


lhz442-171515-
harbor beach to port sanilac mi-
309 am edt sun may 17 2026

.today...north winds 5 to 10 knots veering to the northeast in
the afternoon. partly cloudy. a slight chance of showers and
thunderstorms in the afternoon. waves 2 feet or less. 
.tonight...northeast winds 5 to 10 knots becoming southeast 10 to
15 knots in the late evening and overnight. mostly cloudy. a
slight chance of showers and thunderstorms until early morning.
waves 1 to 3 feet. 
.monday...south winds 15 to 20 knots. partly cloudy early in the
morning becoming mostly sunny. a chance of showers early in the
afternoon. waves 2 to 4 feet. 
.monday night...southwest winds 15 to 20 knots diminishing to
10 to 15 knots in the late evening and overnight. mostly clear
early in the evening becoming mostly cloudy. light showers likely
and a chance of thunderstorms. waves 2 to 4 feet subsiding to
1 to 3 feet in the late evening and overnight. 

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

$$

fzus53 kdtx 170709
nshdtx
expires:202605171515;;698275

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
309 am edt sun may 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.


lhz443-171515-
port sanilac to port huron mi-
309 am edt sun may 17 2026

.today...northwest winds 5 to 10 knots veering to the north in
the late morning and afternoon. partly cloudy. a slight chance of
showers and thunderstorms in the afternoon. waves 2 feet or less.
.tonight...northeast winds 5 to 10 knots becoming southeast 10 to
15 knots in the late evening and overnight. mostly cloudy with a
slight chance of showers and thunderstorms early in the evening,
then partly cloudy in the late evening and overnight. waves
2 feet or less. 
.monday...south winds 15 to 20 knots. partly cloudy early in the
morning then clearing. waves 1 to 3 feet building to 2 to 4 feet
in the late morning and afternoon. 
.monday night...southwest winds 15 to 20 knots diminishing to
10 to 15 knots after midnight. mostly clear early in the evening
becoming mostly cloudy. a chance of thunderstorms until early
morning. light showers likely in the late evening and overnight.
waves 2 to 4 feet subsiding to 1 to 3 feet in the late evening
and overnight. 

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

$$

fzus53 kdtx 170709
nshdtx
expires:202605171515;;698276

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
309 am edt sun may 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.


lez444-171515-
michigan waters of lake erie from detroit river to north cape mi-
309 am edt sun may 17 2026

.today...southwest winds 5 to 10 knots backing to the southeast
in the afternoon. partly cloudy in the morning, then mostly sunny
with a slight chance of showers and thunderstorms in the
afternoon. waves 2 feet or less. 
.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. 
.monday...south winds 10 to 15 knots becoming southwest 15 to
20 knots in the late morning and afternoon. mostly sunny. a
chance of showers early in the afternoon. waves 1 to 3 feet. 
.monday night...southwest winds 15 to 20 knots diminishing to
10 to 15 knots in the late evening and overnight. partly cloudy
with a chance of showers. waves 1 to 3 feet. 

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

the water temperature at belle isle is missing.

$$

fzus53 kgrr 170904
nshgrr
expires:202605172000;;702741

nearshore marine forecast
national weather service grand rapids mi
504 am edt sun may 17 2026

for waters within five nautical miles of shore on lake michigan


lmz848-172000-
whitehall to pentwater mi-
504 am edt sun may 17 2026

...small craft advisory in effect from this evening through monday
evening...

.today...northeast winds 10 to 15 knots veering east in the late
morning and afternoon. cloudy. a chance of rain showers in the
morning, then a chance of rain showers and a slight chance of
thunderstorms in the afternoon. waves around 1 foot. 
.tonight...southeast winds 15 to 25 knots veering south to 30 knots
in the late evening and overnight. partly cloudy with a chance of
rain showers and a slight chance of thunderstorms. waves 1 to 3 feet
building to 4 to 6 feet in the late evening and overnight. 
.monday...south winds to 30 knots. partly sunny with a chance of
showers and thunderstorms. waves 6 to 8 feet. 
.monday night...south winds to 30 knots. rain showers and a chance
of thunderstorms. waves 5 to 7 feet. 
.tuesday...south winds to 30 knots. rain showers and a chance of
thunderstorms. waves 6 to 9 feet. 
.wednesday...north winds around 20 knots. mostly sunny. waves 2 to
4 feet. 
.thursday...northeast winds 5 to 15 knots backing north 15 to
20 knots early in the afternoon. sunny. waves around 1 foot. 

$$

fzus53 kgrr 170904
nshgrr
expires:202605172000;;702740

nearshore marine forecast
national weather service grand rapids mi
504 am edt sun may 17 2026

for waters within five nautical miles of shore on lake michigan


lmz849-172000-
pentwater to manistee mi-
504 am edt sun may 17 2026

...small craft advisory in effect from this evening through monday
evening...

.today...northeast winds 10 to 15 knots. a slight chance of rain
showers in the morning, then rain showers likely and a slight chance
of thunderstorms in the afternoon. waves 1 to 2 feet. 
.tonight...east winds 10 to 20 knots becoming south to 30 knots in
the late evening and overnight. partly cloudy with a chance of rain
showers and a slight chance of thunderstorms. waves 1 to 2 feet
building to 4 to 6 feet in the late evening and overnight. 
.monday...south winds to 30 knots. rain showers likely and a slight
chance of thunderstorms. waves 5 to 7 feet. 
.monday night...south winds to 30 knots. rain showers likely and a
chance of thunderstorms. waves 5 to 7 feet. 
.tuesday...south winds to 30 knots. rain showers likely and a chance
of thunderstorms. waves 6 to 9 feet. 
.wednesday...north winds 15 to 20 knots. mostly sunny. waves 2 to
4 feet.
.thursday...northeast winds 5 to 10 knots backing north 10 to
20 knots in the late morning and afternoon. sunny. waves around
1 foot. 

$$

fzus53 kgrr 170904
nshgrr
expires:202605172000;;702745

nearshore marine forecast
national weather service grand rapids mi
504 am edt sun may 17 2026

for waters within five nautical miles of shore on lake michigan


lmz844-172000-
st joseph to south haven mi-
504 am edt sun may 17 2026

.today...south winds 5 to 15 knots. mostly cloudy with a chance of
rain showers and a slight chance of thunderstorms. waves 1 foot or
less. 
.tonight...south winds 10 to 20 knots. partly cloudy. waves 1 to
3 feet. 
.monday...south winds 20 to 25 knots. partly sunny with rain showers
likely and a chance of thunderstorms. waves 2 to 4 feet.
.monday night...south winds 15 to 25 knots. partly cloudy with rain
showers likely and a chance of thunderstorms. waves 2 to 4 feet. 
.tuesday...southwest winds to 30 knots. partly sunny with rain
showers likely and a chance of thunderstorms. waves 3 to 5 feet. 
.wednesday...north winds around 20 knots. mostly sunny. waves 2 to
4 feet. 
.thursday...northeast winds 10 to 15 knots backing north early in
the afternoon. mostly sunny. waves 1 to 2 feet. 

$$

fzus53 kgrr 170904
nshgrr
expires:202605172000;;702744

nearshore marine forecast
national weather service grand rapids mi
504 am edt sun may 17 2026

for waters within five nautical miles of shore on lake michigan


lmz845-172000-
south haven to holland mi-
504 am edt sun may 17 2026

.today...south winds 5 to 10 knots. mostly cloudy with a chance of
rain showers and a slight chance of thunderstorms. waves less than
1 foot. 
.tonight...south winds 10 to 20 knots increasing to 20 to 25 knots
after midnight. partly cloudy. waves 1 to 3 feet building to 2 to
4 feet after midnight. 
.monday...south winds 20 to 25 knots. mostly sunny with rain showers
likely and a chance of thunderstorms. waves 3 to 5 feet. 
.monday night...south winds 20 to 25 knots. mostly cloudy with rain
showers likely and a chance of thunderstorms. waves 3 to 5 feet. 
.tuesday...southwest winds to 30 knots. partly sunny with rain
showers likely and a chance of thunderstorms. waves 4 to 6 feet. 
.wednesday...northwest winds around 20 knots. mostly sunny. waves
3 to 5 feet. 
.thursday...northeast winds 10 to 15 knots backing north early in
the afternoon. mostly sunny. waves around 1 foot. 

$$

fzus53 kgrr 170904
nshgrr
expires:202605172000;;702743

nearshore marine forecast
national weather service grand rapids mi
504 am edt sun may 17 2026

for waters within five nautical miles of shore on lake michigan


lmz846-172000-
holland to grand haven mi-
504 am edt sun may 17 2026

...small craft advisory in effect from this evening through monday
evening...

.today...southeast winds 5 to 10 knots. mostly cloudy with a chance
of rain showers and a slight chance of thunderstorms. waves 1 foot
or less. 
.tonight...south winds 15 to 25 knots. partly cloudy with a chance
of rain showers and a slight chance of thunderstorms. waves 1 to
2 feet building to 3 to 5 feet in the late evening and overnight. 
.monday...south winds to 30 knots. partly sunny with rain showers
likely and a chance of thunderstorms. waves 4 to 6 feet. 
.monday night...south winds to 30 knots. partly cloudy with rain
showers likely and a chance of thunderstorms. waves 4 to 6 feet. 
.tuesday...southwest winds to 30 knots. rain showers likely and a
chance of thunderstorms. waves 6 to 8 feet. 
.wednesday...northwest winds 20 to 25 knots. mostly sunny. waves
3 to 5 feet. 
.thursday...northeast winds 10 to 15 knots backing north early in
the afternoon. mostly sunny. waves 1 foot or less. 

$$

fzus53 kgrr 170904
nshgrr
expires:202605172000;;702742

nearshore marine forecast
national weather service grand rapids mi
504 am edt sun may 17 2026

for waters within five nautical miles of shore on lake michigan


lmz847-172000-
grand haven to whitehall mi-
504 am edt sun may 17 2026

...small craft advisory in effect from this evening through monday
evening...

.today...east winds 5 to 10 knots veering southeast 10 to 15 knots
in the late morning and afternoon. a chance of rain showers and a
slight chance of thunderstorms in the morning, then rain showers
likely and a slight chance of thunderstorms in the afternoon. waves
1 foot or less. 
.tonight...southeast winds 15 to 25 knots veering south to 30 knots
after midnight. partly cloudy with a chance of rain showers and a
slight chance of thunderstorms. waves 1 to 2 feet building to 4 to
6 feet in the late evening and overnight. 
.monday...south winds to 30 knots. partly sunny with rain showers
likely and a chance of thunderstorms. waves 5 to 7 feet. 
.monday night...south winds to 30 knots. rain showers likely and a
chance of thunderstorms. waves 5 to 7 feet. 
.tuesday...south gales to 35 knots veering southwest to 30 knots
early in the afternoon. rain showers likely and a chance of
thunderstorms. waves 6 to 9 feet. 
.wednesday...northwest winds 15 to 25 knots. mostly sunny. waves
3 to 5 feet. 
.thursday...northeast winds 10 to 15 knots backing northwest early
in the afternoon. mostly sunny. waves around 1 foot. 

$$

fzus53 kiwx 170746
nshiwx
expires:202605171430;;699595

nearshore marine forecast
national weather service northern indiana
346 am edt sun may 17 2026

for waters within five nautical miles of shore on lake michigan


lmz043-171430-
new buffalo mi to st joseph mi-
346 am edt sun may 17 2026

.today...south winds 10 to 15 knots increasing to 15 knots. 
mostly cloudy. waves 1 foot or less. 
.tonight...south winds 10 to 15 knots. partly cloudy. waves 1 to
3 feet. 
.monday...south winds 15 to 20 knots. gusts up to 25 knots.
showers likely with a chance of thunderstorms in the afternoon.
waves 1 to 3 feet. 
.monday night...south winds 15 to 20 knots. gusts up to 25 knots.
showers likely with a chance of thunderstorms in the evening,
then a chance of showers overnight. waves 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph is 53 degrees and at michigan
city is 51 degrees.

$$