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 200424
nshgrb
expires:202608201000;;027692

nearshore marine forecast
national weather service green bay wi
1123 pm cdt wed aug 19 2026

for waters within five nautical miles of shore on lake michigan


lmz541>543-201000-
rock island passage to sturgeon bay wi-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
1123 pm cdt wed aug 19 2026

.rest of tonight...se wind 5 to 10 kts. 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 200408
nshgrr
expires:202608200800;;026968

nearshore marine forecast
national weather service grand rapids mi
1208 am edt thu aug 20 2026

for waters within five nautical miles of shore on lake michigan


lmz848-200800-
whitehall to pentwater mi-
1208 am edt thu aug 20 2026

.rest of tonight...east winds 5 to 10 knots. partly cloudy. waves
less than 1 foot. 
.thursday...east winds 5 to 10 knots veering south in the late
morning and early afternoon, then veering west 10 to 15 knots early
in the afternoon. sunny. waves less than 1 foot. 
.thursday night...west 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 25 knots. partly sunny. 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. rain showers likely and a slight chance of thunderstorms.
waves 2 to 4 feet. 
.saturday...northwest winds 15 to 25 knots. mostly sunny. waves 2 to
4 feet. 
.sunday...north winds to 30 knots. sunny. waves 3 to 5 feet. 
.monday...north winds 10 to 15 knots backing northwest in the late
morning and afternoon. sunny. waves around 1 foot. 

$$

fzus53 kgrr 200408
nshgrr
expires:202608200800;;026969

nearshore marine forecast
national weather service grand rapids mi
1208 am edt thu aug 20 2026

for waters within five nautical miles of shore on lake michigan


lmz847-200800-
grand haven to whitehall mi-
1208 am edt thu aug 20 2026

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

$$

fzus53 kgrr 200408
nshgrr
expires:202608200800;;026970

nearshore marine forecast
national weather service grand rapids mi
1208 am edt thu aug 20 2026

for waters within five nautical miles of shore on lake michigan


lmz846-200800-
holland to grand haven mi-
1208 am edt thu aug 20 2026

.rest of tonight...northeast winds 10 to 15 knots. partly cloudy.
waves around 1 foot. 
.thursday...northeast winds 5 to 10 knots backing northwest 10 to
15 knots early in the afternoon. sunny. waves 1 foot or less. 
.thursday night...northwest winds 5 to 15 knots veering southeast
after midnight. partly cloudy. waves 1 foot or less. 
.friday...south winds 10 to 15 knots veering southwest early in the
afternoon. mostly sunny. waves 1 to 2 feet. 
.friday night...southwest winds 10 to 15 knots. rain showers and a
slight chance of thunderstorms. waves 1 to 3 feet. 
.saturday...northwest winds 15 to 25 knots. mostly sunny. waves 2 to
4 feet building to 3 to 5 feet in the late morning and afternoon. 
.sunday...north winds 15 to 25 knots backing northwest to 30 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. sunny. waves 1 foot or less. 

$$

fzus53 kgrr 200408
nshgrr
expires:202608200800;;026972

nearshore marine forecast
national weather service grand rapids mi
1208 am edt thu aug 20 2026

for waters within five nautical miles of shore on lake michigan


lmz844-200800-
st joseph to south haven mi-
1208 am edt thu aug 20 2026

.rest of tonight...northeast winds 10 to 15 knots. partly cloudy.
waves 1 to 2 feet. 
.thursday...northeast winds around 10 knots backing north early in
the afternoon. sunny. waves around 1 foot. 
.thursday night...north winds 10 to 15 knots veering southeast 5 to
10 knots 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
rain showers likely and a slight chance of thunderstorms. waves 1 to
2 feet. 
.saturday...west winds 15 to 20 knots veering northwest 20 to
25 knots in the late morning and afternoon. mostly sunny. waves 1 to
3 feet building to 2 to 4 feet in the late morning and afternoon. 
.sunday...north winds 15 to 25 knots. sunny. waves 2 to 4 feet
building to 3 to 5 feet in the late morning and afternoon. 
.monday...east winds 5 to 10 knots backing northwest early in the
afternoon. sunny. waves 1 to 2 feet. 

$$

fzus53 kgrr 200408
nshgrr
expires:202608200800;;026971

nearshore marine forecast
national weather service grand rapids mi
1208 am edt thu aug 20 2026

for waters within five nautical miles of shore on lake michigan


lmz845-200800-
south haven to holland mi-
1208 am edt thu aug 20 2026

.rest of tonight...northeast winds 10 to 15 knots. partly cloudy.
waves around 1 foot. 
.thursday...northeast winds 5 to 10 knots backing north 10 to
15 knots 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 showers and thunderstorms. waves 1 to 2 feet. 
.saturday...northwest winds 15 to 25 knots. mostly sunny. waves 2 to
4 feet building to 3 to 5 feet in the late morning and afternoon. 
.sunday...north winds 15 to 25 knots backing northwest to 30 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 5 to 10 knots backing northwest early in
the afternoon. sunny. waves around 1 foot. 

$$

fzus53 kgrr 200408
nshgrr
expires:202608200800;;026967

nearshore marine forecast
national weather service grand rapids mi
1208 am edt thu aug 20 2026

for waters within five nautical miles of shore on lake michigan


lmz849-200800-
pentwater to manistee mi-
1208 am edt thu aug 20 2026

.rest of tonight...east winds 5 to 10 knots. mostly clear. waves
less than 1 foot. 
.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 southeast in
the late evening and overnight. partly cloudy. waves around 1 foot. 
.friday...south winds 15 to 25 knots. partly sunny with a slight
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 15 to 25 knots decreasing to 5 to
15 knots in the late evening and early morning, then veering west
after midnight. partly cloudy with a chance of rain showers and a
slight chance of thunderstorms. 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 west early in the
afternoon. sunny. waves around 1 foot. 

$$

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 200257
nshlot
expires:202608200915;;024410

nearshore marine forecast
national weather service chicago/romeoville il
957 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>745-200915-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
957 pm cdt wed aug 19 2026

.rest of tonight...northeast winds 10 to 15 kt. mostly cloudy
late in the evening, then becoming partly cloudy. waves 2 to
4 ft. 
.thursday...northeast winds around 10 kt. sunny. waves 2 to 4 ft
subsiding to 1 to 3 ft. 
.thursday night...northeast winds around 10 kt becoming southeast
overnight. mostly clear in the evening, then becoming partly
cloudy. waves 1 to 3 ft subsiding to around 1 ft. 
.friday...south winds around 10 kt becoming southwest. slight
chance of showers and thunderstorms in the afternoon. waves
around 1 ft.  

$$

fzus53 klot 200257
nshlot
expires:202608200915;;024409

nearshore marine forecast
national weather service chicago/romeoville il
957 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>742-200915-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
957 pm cdt wed aug 19 2026

.rest of tonight...northeast winds 10 to 15 kt. partly cloudy.
waves 2 to 4 ft. 
.thursday...northeast winds around 10 kt. sunny. waves 2 to 4 ft
subsiding to 1 to 3 ft. 
.thursday night...east winds around 10 kt becoming south
overnight. mostly clear in the evening, then becoming partly
cloudy. waves 1 to 3 ft subsiding to around 1 ft. 
.friday...southwest winds 10 to 15 kt. chance of showers and
thunderstorms in the afternoon. waves 1 to 2 ft.  

$$

fzus53 kmkx 200410
nshmkx
expires:202608201000;;027389

nearshore marine forecast
national weather service milwaukee/sullivan wi
1110 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-
1110 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. mostly clear. waves around 1 foot. 
.friday...southwest wind 5 to 10 knots rising to 10 to 15 knots
late in the morning, then backing south early in the afternoon
becoming south 10 to 15 knots late in the afternoon. slight
chance of showers in the morning. slight chance of thunderstorms
through the day. chance of showers in the afternoon. waves around
1 foot. 

$$

fzus53 kmkx 200410
nshmkx
expires:202608201000;;027388

nearshore marine forecast
national weather service milwaukee/sullivan wi
1110 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-
1110 pm cdt wed aug 19 2026

.rest of tonight...northeast wind 5 to 10 knots backing north
early in the morning. 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
early in the morning. partly cloudy. waves around 1 foot. 
.friday...southwest wind 10 to 15 knots backing south in the
afternoon. slight chance of showers and thunderstorms in the
morning. chance of showers and thunderstorms in the afternoon.
waves around 1 foot. 

$$

fzus53 kmkx 200410
nshmkx
expires:202608201000;;027387

nearshore marine forecast
national weather service milwaukee/sullivan wi
1110 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-
1110 pm cdt wed aug 19 2026

.rest of tonight...north wind 5 knots rising to 5 to 10 knots
early in the morning. mostly clear. waves around 1 foot. 
.thursday...north 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 backing south in the
afternoon. slight chance of thunderstorms in the morning. chance
of showers through the day. chance of thunderstorms in the
afternoon. waves around 1 foot. 

$$

fzus53 kmkx 200410
nshmkx
expires:202608201000;;027386

nearshore marine forecast
national weather service milwaukee/sullivan wi
1110 pm cdt wed aug 19 2026

for waters within five nautical miles of shore on lake michigan


lmz643-201000-
sheboygan to port washington wi-
1110 pm cdt wed aug 19 2026

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

$$