fzus53 kapx 200209
nshapx
expires:202608201015;;022787

nearshore marine forecast
national weather service gaylord mi
1009 pm edt wed aug 19 2026

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.


lmz346-201015-
manistee to point betsie mi-
1009 pm edt wed aug 19 2026

.overnight...light winds. patchy fog early in the evening. areas
of fog after midnight. waves 2 feet or less. 
.thursday...southwest wind 5 to 10 knots. sunny. waves 2 feet or
less. 
.thursday night...south wind 5 to 10 knots. mostly cloudy. waves
2 feet or less. 
.friday...south wind 10 to 15 knots. chance of showers. waves
2 to 4 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kgrb 200136
nshgrb
expires:202608200400;;021719

nearshore marine forecast
national weather service green bay wi
836 pm cdt wed aug 19 2026

for waters within five nautical miles of shore on lake michigan


lmz541>543-200400-
rock island passage to sturgeon bay wi-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
836 pm cdt wed aug 19 2026

.tonight...s wind 5 to 10 kts backing e, then veering se after
midnight. waves 2 ft or less. mostly clear. 
.thursday...s wind 10 to 15 kts. waves 2 ft or less. mostly
sunny. 
.thursday night...s wind 10 to 15 kts. waves 1 to 3 ft. a chance
of showers after midnight. 
.friday...s wind 10 to 15 kts. waves 1 to 3 ft building to 2 to
4 ft in the afternoon. a chance of showers in the morning, then
showers likely and a chance of thunderstorms in the afternoon.  

$$

fzus53 kgrr 200136
nshgrr
expires:202608200800;;021724

nearshore marine forecast
national weather service grand rapids mi
936 pm edt wed aug 19 2026

for waters within five nautical miles of shore on lake michigan


lmz845-200800-
south haven to holland mi-
936 pm edt wed aug 19 2026

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

$$

fzus53 kgrr 200136
nshgrr
expires:202608200800;;021723

nearshore marine forecast
national weather service grand rapids mi
936 pm edt wed aug 19 2026

for waters within five nautical miles of shore on lake michigan


lmz846-200800-
holland to grand haven mi-
936 pm edt wed aug 19 2026

.through early evening...northwest winds 10 to 20 knots. partly
sunny. waves around 1 foot. 
.tonight...north winds 10 to 20 knots veering northeast after
midnight. partly cloudy. waves 1 to 2 feet. 
.thursday...northeast winds 5 to 15 knots backing northwest early in
the afternoon. sunny. waves 1 foot or less. 
.thursday night...northwest winds 5 to 15 knots veering southeast
after midnight. mostly clear. waves 1 foot or less. 
.friday...south winds 10 to 20 knots veering southwest early in the
afternoon. mostly sunny. waves 1 to 2 feet. 
.friday night...southwest winds 10 to 15 knots becoming around
15 knots after midnight. partly cloudy with a chance of rain
showers. waves 1 to 3 feet. 
.saturday...northwest winds 15 to 20 knots. mostly sunny. waves 2 to
4 feet building to 3 to 5 feet in the late morning and afternoon. 
.sunday...north winds 10 to 15 knots becoming northwest to 30 knots
in the late morning and afternoon. sunny. waves 1 to 3 feet building
to 3 to 5 feet in the late morning and afternoon. 
.monday...northeast winds around 10 knots backing northwest early in
the afternoon. mostly sunny. waves 1 foot or less. 

$$

fzus53 kgrr 200136
nshgrr
expires:202608200800;;021722

nearshore marine forecast
national weather service grand rapids mi
936 pm edt wed aug 19 2026

for waters within five nautical miles of shore on lake michigan


lmz847-200800-
grand haven to whitehall mi-
936 pm edt wed aug 19 2026

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

$$

fzus53 kgrr 200136
nshgrr
expires:202608200800;;021721

nearshore marine forecast
national weather service grand rapids mi
936 pm edt wed aug 19 2026

for waters within five nautical miles of shore on lake michigan


lmz848-200800-
whitehall to pentwater mi-
936 pm edt wed aug 19 2026

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

$$

fzus53 kgrr 200136
nshgrr
expires:202608200800;;021720

nearshore marine forecast
national weather service grand rapids mi
936 pm edt wed aug 19 2026

for waters within five nautical miles of shore on lake michigan


lmz849-200800-
pentwater to manistee mi-
936 pm edt wed aug 19 2026

.through early evening...north winds around 10 knots. mostly sunny.
waves 1 foot or less. 
.tonight...north winds 5 to 10 knots veering east in the late
evening and overnight. clear. waves 1 foot or less. 
.thursday...east winds 5 to 10 knots veering southwest in the late
morning and early afternoon, then veering west early in the
afternoon. sunny. waves less than 1 foot. 
.thursday night...southwest winds 5 to 15 knots backing south in the
late evening and overnight. partly cloudy. waves around 1 foot. 
.friday...south winds 15 to 25 knots. partly sunny with a chance of
rain showers. waves 1 to 2 feet building to 3 to 5 feet in the late
morning and afternoon. 
.friday night...south winds 10 to 20 knots veering west after
midnight. partly cloudy with a chance of rain showers. waves 3 to
5 feet subsiding to 1 to 3 feet after midnight. 
.saturday...northwest winds 10 to 20 knots. mostly sunny. waves 1 to
3 feet. 
.sunday...north winds 15 to 25 knots. sunny. waves 3 to 5 feet. 
.monday...north winds 5 to 15 knots backing northwest early in the
afternoon. mostly sunny. waves around 1 foot. 

$$

fzus53 kgrr 200136
nshgrr
expires:202608200800;;021725

nearshore marine forecast
national weather service grand rapids mi
936 pm edt wed aug 19 2026

for waters within five nautical miles of shore on lake michigan


lmz844-200800-
st joseph to south haven mi-
936 pm edt wed aug 19 2026

.through early evening...north winds 5 to 15 knots. mostly sunny.
waves 1 to 2 feet. 
.tonight...northeast winds 10 to 15 knots. partly cloudy. waves 1 to
2 feet. 
.thursday...northeast winds 10 to 15 knots backing north early in
the afternoon. sunny. waves around 1 foot. 
.thursday night...north winds 5 to 15 knots veering southeast after
midnight. mostly clear. waves 1 foot or less. 
.friday...south winds around 10 knots veering southwest early in the
afternoon. mostly sunny. waves 1 foot or less. 
.friday night...southwest winds 10 to 15 knots. partly cloudy with a
chance of rain showers. waves 1 to 2 feet. 
.saturday...northwest winds 15 to 20 knots. mostly sunny. waves 1 to
3 feet building to 2 to 4 feet in the late morning and afternoon. 
.sunday...north winds 10 to 20 knots. sunny. waves 2 to 4 feet
building to 3 to 5 feet in the late morning and afternoon. 
.monday...northeast winds 5 to 10 knots backing northwest early in
the afternoon. mostly sunny. waves 1 to 2 feet. 

$$

fzus53 kiwx 200211
nshiwx
expires:202608200815;;023173

nearshore marine forecast
national weather service northern indiana
1011 pm edt wed aug 19 2026

for waters within five nautical miles of shore on lake michigan


lmz043-046-200815-
new buffalo mi to st joseph mi-michigan city in to new buffalo mi-
1011 pm edt wed aug 19 2026

.overnight...northeast winds 5 to 10 knots. mostly cloudy.
waves 1 to 2 feet. 
.thursday...northeast winds 10 knots or less becoming north.
sunny. waves around 1 foot.
.thursday night...north winds less than 10 knots. mostly clear.
waves 1 foot or less. 
.friday...southeast winds 10 knots or less becoming southwest. a
slight chance of showers and thunderstorms in the afternoon.
waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph is 72 degrees and at michigan
city is 69 degrees.

$$

fzus53 klot 192014
nshlot
expires:202608200315;;010172

nearshore marine forecast
national weather service chicago/romeoville il
314 pm cdt wed aug 19 2026

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>742-200315-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
314 pm cdt wed aug 19 2026

.tonight...northeast winds 10 to 15 kt. mostly cloudy in the
evening then clearing. waves 1 to 2 ft. 
.thursday...northeast winds around 10 kt. sunny. waves 1 to 2 ft.
.thursday night...east winds around 10 kt becoming south
overnight. mostly clear in the evening, then becoming partly
cloudy. waves around 1 ft. 
.friday...southwest winds 10 to 15 kt. chance of showers and
thunderstorms in the afternoon. waves 1 to 2 ft.  

$$

fzus53 klot 192014
nshlot
expires:202608200315;;010173

nearshore marine forecast
national weather service chicago/romeoville il
314 pm cdt wed aug 19 2026

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>745-200315-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
314 pm cdt wed aug 19 2026

.tonight...northeast winds 10 to 15 kt. mostly cloudy in the
evening, then becoming partly cloudy. waves 1 to 2 ft. 
.thursday...northeast winds around 10 kt. sunny. waves 1 to 2 ft.
.thursday night...northeast winds around 10 kt becoming southeast
overnight. mostly clear in the evening, then becoming partly
cloudy. waves 1 ft or less. 
.friday...south winds around 10 kt becoming southwest. slight
chance of showers and thunderstorms in the afternoon. waves
around 1 ft.  

$$

fzus53 kmkx 200210
nshmkx
expires:202608201000;;023129

nearshore marine forecast
national weather service milwaukee/sullivan wi
910 pm cdt wed aug 19 2026

for waters within five nautical miles of shore on lake michigan


lmz643-201000-
sheboygan to port washington wi-
910 pm cdt wed aug 19 2026

.rest of tonight...southeast wind 5 to 10 knots veering southwest
after midnight, then becoming northwest early in the morning.
mostly clear. waves around 1 foot. 
.thursday...northwest wind 5 knots backing south late in the
morning, then rising to 5 to 15 knots early in the afternoon
becoming 10 to 15 knots late in the afternoon. sunny. waves
around 1 foot. 
.thursday night...south wind 10 to 15 knots becoming southwest
5 to 10 knots after midnight, then rising to 10 to 15 knots early
in the morning. partly cloudy. waves 1 to 2 feet. 
.friday...southwest wind 10 to 15 knots backing south with gusts
to around 20 knots in the afternoon. chance of showers and slight
chance of thunderstorms in the morning, then showers likely and a
chance of thunderstorms in the afternoon. waves 1 to 2 feet. 

$$

fzus53 kmkx 200210
nshmkx
expires:202608201000;;023130

nearshore marine forecast
national weather service milwaukee/sullivan wi
910 pm cdt wed aug 19 2026

for waters within five nautical miles of shore on lake michigan


lmz644-201000-
port washington to north point light wi-
910 pm cdt wed aug 19 2026

.rest of tonight...east wind 5 to 10 knots becoming northeast
after midnight, then becoming north early in the morning. mostly
clear. waves around 1 foot. 
.thursday...north wind 5 to 10 knots becoming northeast late in
the morning, then becoming southeast early in the afternoon
becoming southeast 5 to 10 knots late in the afternoon. sunny.
waves around 1 foot. 
.thursday night...south wind 5 to 10 knots veering southwest
after midnight. partly cloudy. waves around 1 foot. 
.friday...southwest wind 10 to 15 knots. chance of showers and
slight chance of thunderstorms in the morning, then showers
likely and a chance of thunderstorms in the afternoon. waves
around 1 foot. 

$$

fzus53 kmkx 200210
nshmkx
expires:202608201000;;023131

nearshore marine forecast
national weather service milwaukee/sullivan wi
910 pm cdt wed aug 19 2026

for waters within five nautical miles of shore on lake michigan


lmz645-201000-
north point light to wind point wi-
910 pm cdt wed aug 19 2026

.rest of tonight...northeast wind 5 to 10 knots. partly cloudy.
waves around 1 foot. 
.thursday...northeast wind 5 to 10 knots veering southeast late
in the afternoon. sunny. waves around 1 foot. 
.thursday night...south wind 5 to 10 knots veering southwest
after midnight. partly cloudy. waves around 1 foot. 
.friday...southwest wind 10 to 15 knots. chance of showers and
slight chance of thunderstorms in the morning, then showers
likely and a chance of thunderstorms in the afternoon. waves
around 1 foot. 

$$

fzus53 kmkx 200210
nshmkx
expires:202608201000;;023132

nearshore marine forecast
national weather service milwaukee/sullivan wi
910 pm cdt wed aug 19 2026

for waters within five nautical miles of shore on lake michigan


lmz646-201000-
wind point wi to winthrop harbor il-
910 pm cdt wed aug 19 2026

.rest of tonight...northeast wind 5 to 10 knots. partly cloudy.
waves around 1 foot. 
.thursday...northeast wind 5 to 10 knots veering east late in the
afternoon. sunny. waves around 1 foot. 
.thursday night...southeast wind 5 to 10 knots veering southwest
early in the morning. partly cloudy. waves around 1 foot. 
.friday...southwest wind 5 to 10 knots rising to 10 to 15 knots
late in the morning, then becoming southwest 10 to 15 knots in
the afternoon. slight chance of thunderstorms through the day.
showers likely in the afternoon. waves around 1 foot. 

$$