fzus53 kdtx 091950
nshdtx
expires:202604100400;;098282

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
350 pm edt thu apr 9 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.


lhz443-100400-
port sanilac to port huron mi-
350 pm edt thu apr 9 2026

.tonight...west winds 10 to 15 knots becoming north 5 to 10 knots
in the late evening and overnight. partly cloudy in the evening,
then mostly cloudy with a chance of rain after midnight. waves
2 feet or less. 
.friday...northeast winds 5 to 10 knots becoming north 10 to
15 knots early in the afternoon. becoming partly cloudy early in
the afternoon. rain early in the morning, then a chance of light
rain in the late morning and early afternoon. waves 2 feet or
less. 
.friday night...north winds 10 to 15 knots diminishing to 5 to
10 knots in the late evening and overnight. partly cloudy. waves
2 feet or less. 
.saturday...north winds 5 to 10 knots veering to the northeast
early in the afternoon. mostly sunny. waves 2 feet or less. 

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

$$

fzus53 kdtx 091950
nshdtx
expires:202604100400;;098283

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
350 pm edt thu apr 9 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.


lez444-100400-
michigan waters of lake erie from detroit river to north cape mi-
350 pm edt thu apr 9 2026

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

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

the water temperature at belle isle is 43 degrees.

$$

fzus53 kdtx 091950
nshdtx
expires:202604100400;;098278

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
350 pm edt thu apr 9 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.


lhz422-100400-
inner saginaw bay sw of point au gres to bay port mi-
350 pm edt thu apr 9 2026

.tonight...west winds 15 to 20 knots becoming north 10 to
15 knots this evening, then becoming east 5 to 10 knots after
midnight. partly cloudy in the evening, then rain after midnight.
waves 2 feet or less. 
.friday...northeast winds 5 to 10 knots. becoming partly cloudy
early in the afternoon. rain early in the morning. waves 2 feet
or less. 
.friday night...north winds 10 to 15 knots diminishing to 5 to
10 knots in the late evening and overnight. mostly clear. waves
2 feet or less. 
.saturday...light and variable winds becoming east 5 to 10 knots
early in the afternoon. sunny. waves 2 feet or less. 

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

$$

fzus53 kdtx 091950
nshdtx
expires:202604100400;;098281

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
350 pm edt thu apr 9 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.


lhz442-100400-
harbor beach to port sanilac mi-
350 pm edt thu apr 9 2026

.tonight...northwest winds 10 to 15 knots becoming north 5 to
10 knots in the late evening and early morning, then veering to
the northeast early in the morning. partly cloudy in the evening,
then mostly cloudy with a slight chance of rain after midnight.
waves 2 feet or less. 
.friday...north winds 5 to 10 knots. becoming partly cloudy early
in the afternoon. rain early in the morning, then a chance of
light rain in the late morning and early afternoon. waves 2 feet
or less. 
.friday night...north winds 5 to 10 knots. partly cloudy. waves
2 feet or less. 
.saturday...northwest winds 5 to 10 knots early in the morning
becoming light and variable, then becoming east 5 to 10 knots
early in the afternoon. sunny. waves 2 feet or less. 

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

$$

fzus53 kgrr 091823
nshgrr
expires:202604100800;;092823

nearshore marine forecast
national weather service grand rapids mi
223 pm edt thu apr 9 2026

for waters within five nautical miles of shore on lake michigan


lmz848-100800-
whitehall to pentwater mi-
223 pm edt thu apr 9 2026

.through early evening...west winds 10 to 15 knots. mostly sunny.
waves 2 to 4 feet. 
.tonight...east winds 5 to 10 knots. rain showers after midnight.
waves 1 to 2 feet. 
.friday...north winds 5 to 15 knots increasing to 15 to 20 knots
early in the afternoon. partly sunny with a chance of rain showers.
waves 1 to 2 feet. 
.friday night...north winds 10 to 15 knots veering northeast 5 to
10 knots in the late evening and early morning, then veering east
after midnight. mostly clear. waves 1 to 2 feet. 
.saturday...southeast winds 5 to 10 knots veering south 10 to
15 knots early in the afternoon. sunny. waves less than 1 foot. 
.saturday night...southeast winds 5 to 10 knots increasing to 20 to
25 knots. mostly cloudy with a chance of rain showers. waves 1 to
2 feet building to 2 to 4 feet after midnight. 
.sunday...south winds to 30 knots increasing to gales to 35 knots
early in the afternoon. mostly cloudy with a chance of showers and
thunderstorms. waves 5 to 7 feet building to 6 to 9 feet early in
the afternoon. 
.monday...southwest gales to 35 knots backing south to 30 knots in
the late morning and afternoon. mostly cloudy with rain showers
likely. waves 7 to 11 feet. 
.tuesday...south winds to 30 knots decreasing to 15 to 20 knots
early in the afternoon. mostly cloudy with rain showers likely and a
chance of thunderstorms. waves 6 to 9 feet. 

$$

fzus53 kgrr 091823
nshgrr
expires:202604100800;;092827

nearshore marine forecast
national weather service grand rapids mi
223 pm edt thu apr 9 2026

for waters within five nautical miles of shore on lake michigan


lmz844-100800-
st joseph to south haven mi-
223 pm edt thu apr 9 2026

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

$$

fzus53 kgrr 091823
nshgrr
expires:202604100800;;092822

nearshore marine forecast
national weather service grand rapids mi
223 pm edt thu apr 9 2026

for waters within five nautical miles of shore on lake michigan


lmz849-100800-
pentwater to manistee mi-
223 pm edt thu apr 9 2026

.through early evening...southwest winds 10 to 15 knots. sunny.
waves 2 to 4 feet. 
.tonight...south winds 5 to 10 knots backing east in the late
evening and overnight. mostly cloudy. a chance of rain showers after
midnight. waves 1 to 3 feet. 
.friday...north winds 10 to 20 knots. partly sunny with a chance of
rain showers. waves around 1 foot. 
.friday night...north winds 5 to 15 knots veering southeast around
5 knots after midnight. mostly clear. waves around 1 foot. 
.saturday...south winds 5 to 15 knots veering southwest early in the
afternoon. sunny. waves 1 foot or less. 
.saturday night...south winds 5 to 10 knots becoming southeast 15 to
25 knots in the late evening and overnight. mostly cloudy with a
chance of rain showers. waves 2 to 3 feet. 
.sunday...south winds to 30 knots increasing to gales to 35 knots
early in the afternoon. rain showers likely and a chance of
thunderstorms. waves 5 to 7 feet building to 6 to 9 feet early in
the afternoon. 
.monday...southwest winds to 30 knots. mostly cloudy with rain
showers likely. waves 7 to 11 feet. 
.tuesday...south winds to 30 knots. rain showers and a chance of
thunderstorms. waves 6 to 9 feet. 

$$

fzus53 kgrr 091823
nshgrr
expires:202604100800;;092826

nearshore marine forecast
national weather service grand rapids mi
223 pm edt thu apr 9 2026

for waters within five nautical miles of shore on lake michigan


lmz845-100800-
south haven to holland mi-
223 pm edt thu apr 9 2026

.through early evening...west winds 5 to 10 knots. mostly sunny.
waves 1 to 3 feet. 
.tonight...northeast winds 5 to 15 knots. a chance of rain showers
and a slight chance of thunderstorms in the evening, then rain
showers and a slight chance of thunderstorms after midnight. waves
around 1 foot. 
.friday...north winds 10 to 15 knots backing northwest 15 to
20 knots early in the afternoon. rain showers likely. waves 1 to
3 feet. 
.friday night...north winds 10 to 20 knots decreasing to 5 to
10 knots in the late evening and early morning, then veering
northeast after midnight. mostly clear. waves 1 to 3 feet. 
.saturday...east winds 5 to 10 knots. sunny. waves 1 foot or less. 
.saturday night...southeast winds 5 to 10 knots increasing to 15 to
25 knots in the late evening and overnight. mostly cloudy with a
chance of rain showers. waves 1 to 2 feet. 
.sunday...south winds to 30 knots. mostly cloudy with a chance of
rain showers. waves 2 to 3 feet building to 3 to 5 feet in the late
morning and afternoon. 
.monday...southwest winds to 30 knots. mostly cloudy with rain
showers likely. waves 6 to 8 feet. 
.tuesday...southwest winds to 30 knots. mostly cloudy with rain
showers likely. waves 5 to 7 feet. 

$$

fzus53 kgrr 091823
nshgrr
expires:202604100800;;092825

nearshore marine forecast
national weather service grand rapids mi
223 pm edt thu apr 9 2026

for waters within five nautical miles of shore on lake michigan


lmz846-100800-
holland to grand haven mi-
223 pm edt thu apr 9 2026

.through early evening...west winds 10 to 15 knots. sunny. waves
2 to 3 feet. 
.tonight...northeast winds 5 to 10 knots increasing to 10 to
15 knots after midnight. a chance of rain showers in the evening,
then rain showers and a slight chance of thunderstorms after
midnight. waves 1 to 2 feet. 
.friday...north winds 10 to 15 knots backing northwest 15 to
20 knots early in the afternoon. partly sunny with a chance of rain
showers. waves 1 to 3 feet. 
.friday night...north winds 10 to 20 knots decreasing to 5 to
10 knots in the late evening and early morning, then veering
northeast after midnight. mostly clear. waves 1 to 3 feet. 
.saturday...southeast winds 5 to 10 knots. sunny. waves less than
1 foot. 
.saturday night...southeast winds 5 to 10 knots increasing to 20 to
25 knots. mostly cloudy with a chance of rain showers. waves 2 to
3 feet. 
.sunday...south winds to 30 knots. mostly cloudy with a chance of
rain showers. waves 4 to 6 feet building to 5 to 7 feet early in the
afternoon. 
.monday...southwest gales to 35 knots decreasing to 30 knots in the
late morning and afternoon. mostly cloudy with rain showers likely.
waves 7 to 10 feet. 
.tuesday...southwest winds to 30 knots. mostly cloudy with rain
showers likely and a chance of thunderstorms. waves 6 to 9 feet. 

$$

fzus53 kgrr 091823
nshgrr
expires:202604100800;;092824

nearshore marine forecast
national weather service grand rapids mi
223 pm edt thu apr 9 2026

for waters within five nautical miles of shore on lake michigan


lmz847-100800-
grand haven to whitehall mi-
223 pm edt thu apr 9 2026

.through early evening...west winds 10 to 15 knots. mostly sunny.
waves 2 to 3 feet. 
.tonight...northeast winds 5 to 10 knots becoming around 10 knots
after midnight. a chance of rain showers in the evening, then rain
showers after midnight. waves 1 to 2 feet. 
.friday...north winds 10 to 15 knots backing northwest 15 to
20 knots early in the afternoon. rain showers likely. waves 1 to
2 feet. 
.friday night...north winds 10 to 15 knots veering northeast 5 to
10 knots in the late evening and overnight. mostly clear. waves 1 to
2 feet. 
.saturday...southeast winds 5 to 10 knots veering south early in the
afternoon. sunny. waves less than 1 foot. 
.saturday night...southeast winds 5 to 10 knots increasing to 20 to
25 knots. mostly cloudy with rain showers likely. waves 1 to 2 feet
building to 2 to 4 feet after midnight. 
.sunday...south winds to 30 knots increasing to gales to 35 knots
early in the afternoon. rain showers likely and a chance of
thunderstorms. waves 5 to 7 feet building to 6 to 8 feet early in
the afternoon. 
.monday...southwest gales to 35 knots decreasing to 30 knots in the
late morning and afternoon. mostly cloudy with rain showers likely.
waves 7 to 11 feet. 
.tuesday...south winds to 30 knots. cloudy with rain showers likely
and a chance of thunderstorms. waves 6 to 9 feet. 

$$

fzus53 kiwx 091914
nshiwx
expires:202604100215;;097217

nearshore marine forecast
national weather service northern indiana
314 pm edt thu apr 9 2026

for waters within five nautical miles of shore on lake michigan


lmz043-100215-
new buffalo mi to st joseph mi-
314 pm edt thu apr 9 2026

.tonight...northeast winds 10 knots or less. a chance of showers
and thunderstorms this evening, then showers likely with a chance
of thunderstorms after midnight. showers with a slight chance of
thunderstorms late. waves 1 foot or less. 
.friday...north winds 10 to 15 knots. showers. waves 1 to 2 feet.
.friday night...north winds 10 knots or less becoming northeast.
mostly clear. waves 1 to 2 feet. 
.saturday...east winds 10 knots or less. sunny. waves 1 foot or
less. 

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph is 46 degrees and at michigan
city is 45 degrees.

$$