fzus53 kapx 140246
nshapx
expires:202608141100;;149667

nearshore marine forecast
national weather service gaylord mi
1046 pm edt thu aug 13 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.


lmz346-141100-
manistee to point betsie mi-
1046 pm edt thu aug 13 2026

.overnight...northeast wind 5 to 10 knots. mostly cloudy early in
the evening then becoming partly cloudy. waves 2 feet or less. 
.friday...northeast wind 10 to 15 knots. mostly sunny. waves
2 feet or less. 
.friday night...east wind 5 to 10 knots. partly cloudy. waves
2 feet or less. 
.saturday...southeast wind 5 to 10 knots. chance of showers.
waves 2 feet or less. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kgrb 140558
nshgrb
expires:202608141000;;156525

nearshore marine forecast
national weather service green bay wi
1258 am cdt fri aug 14 2026

for waters within five nautical miles of shore on lake michigan


lmz541>543-141000-
rock island passage to sturgeon bay wi-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
1258 am cdt fri aug 14 2026

.rest of the night...ne wind 10 to 15 kts. waves 2 ft or less.
patchy dense fog. 
.friday...ne wind 10 to 15 kts. waves 2 to 4 ft. mostly sunny in
the morning then becoming partly cloudy. 
.friday night...ne wind 10 to 15 kts veering e after midnight.
waves 2 to 4 ft. partly cloudy. 
.saturday...se wind 10 to 20 kts. waves 4 to 7 ft. a chance of
showers in the morning, then showers likely in the afternoon. a
small craft advisory may be needed.  

$$

fzus53 kgrr 140606
nshgrr
expires:202608140800;;156802

nearshore marine forecast
national weather service grand rapids mi
206 am edt fri aug 14 2026

for waters within five nautical miles of shore on lake michigan


lmz848-140800-
whitehall to pentwater mi-
206 am edt fri aug 14 2026

.rest of tonight...northeast winds around 10 knots. partly cloudy.
waves less than 1 foot. 
.friday...northeast winds 10 to 20 knots backing north early in the
afternoon. mostly sunny. waves 1 foot or less building to 2 to
4 feet early in the afternoon. 
.friday night...north winds 10 to 20 knots veering east in the late
evening and overnight. partly cloudy with a chance of rain showers
and a slight chance of thunderstorms. waves 3 to 5 feet subsiding to
2 to 4 feet in the late evening and overnight. 
.saturday...southeast winds 15 to 20 knots. mostly cloudy with a
chance of rain showers and a slight chance of thunderstorms. waves
1 to 3 feet. 
.saturday night...southeast winds 10 to 20 knots veering southwest
after midnight. rain showers likely and a slight chance of
thunderstorms. waves 1 to 3 feet. 
.sunday...northwest winds around 15 knots. mostly cloudy. waves 1 to
3 feet. 
.monday...north winds 10 to 15 knots backing northwest 15 to
20 knots early in the afternoon. sunny. waves 1 to 2 feet. 
.tuesday...southwest winds 5 to 15 knots increasing to 15 to
20 knots early in the afternoon. mostly sunny. waves 1 to 2 feet. 

$$

fzus53 kgrr 140606
nshgrr
expires:202608140800;;156803

nearshore marine forecast
national weather service grand rapids mi
206 am edt fri aug 14 2026

for waters within five nautical miles of shore on lake michigan


lmz847-140800-
grand haven to whitehall mi-
206 am edt fri aug 14 2026

.rest of tonight...northeast winds 10 to 15 knots. mostly cloudy.
waves less than 1 foot. 
.friday...east winds 10 to 15 knots backing northwest early in the
afternoon. partly sunny. waves 1 to 2 feet. 
.friday night...north winds around 10 knots veering east 10 to
20 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. 
.saturday...southeast winds 15 to 20 knots. rain showers likely and
a slight chance of thunderstorms. waves 1 to 2 feet. 
.saturday night...southeast winds 15 to 20 knots veering west after
midnight. rain showers likely and a slight chance of thunderstorms.
waves 1 to 3 feet. 
.sunday...northwest winds around 15 knots. mostly cloudy. waves 1 to
3 feet. 
.monday...north winds 10 to 15 knots backing northwest 15 to
20 knots early in the afternoon. mostly sunny. waves 1 to 2 feet. 
.tuesday...southwest winds 10 to 15 knots. mostly sunny. waves
around 1 foot. 

$$

fzus53 kgrr 140606
nshgrr
expires:202608140800;;156804

nearshore marine forecast
national weather service grand rapids mi
206 am edt fri aug 14 2026

for waters within five nautical miles of shore on lake michigan


lmz846-140800-
holland to grand haven mi-
206 am edt fri aug 14 2026

.rest of tonight...northeast winds around 10 knots. mostly cloudy.
waves less than 1 foot. 
.friday...east winds 10 to 15 knots backing north early in the
afternoon. partly sunny. waves 1 foot or less. 
.friday night...north winds around 10 knots veering east in the late
evening and overnight. partly cloudy. waves 1 to 2 feet. 
.saturday...southeast winds 15 to 20 knots. rain showers and a
slight chance of thunderstorms. waves around 1 foot. 
.saturday night...southeast winds around 15 knots veering west after
midnight. rain showers likely and a chance of thunderstorms. waves
1 to 3 feet. 
.sunday...northwest winds 10 to 15 knots. mostly cloudy. waves 1 to
3 feet. 
.monday...north winds 10 to 15 knots backing northwest 15 to
20 knots early in the afternoon. mostly sunny. waves 1 to 2 feet. 
.tuesday...southwest winds 5 to 10 knots. mostly sunny. waves 1 foot
or less. 

$$

fzus53 kgrr 140606
nshgrr
expires:202608140800;;156806

nearshore marine forecast
national weather service grand rapids mi
206 am edt fri aug 14 2026

for waters within five nautical miles of shore on lake michigan


lmz844-140800-
st joseph to south haven mi-
206 am edt fri aug 14 2026

.rest of tonight...east winds around 10 knots. cloudy with a slight
chance of rain showers. waves less than 1 foot. 
.friday...east winds around 10 knots backing northeast early in the
afternoon. mostly cloudy with a chance of rain showers. waves less
than 1 foot. 
.friday night...northeast winds 5 to 10 knots veering east 10 to
15 knots in the late evening and overnight. partly cloudy with a
chance of showers and thunderstorms. waves 1 to 2 feet. 
.saturday...southeast winds 10 to 15 knots. rain showers likely and
a chance of thunderstorms. waves 1 to 2 feet. 
.saturday night...south winds 10 to 15 knots veering southwest in
the late evening and overnight. rain showers likely and a chance of
thunderstorms. waves around 1 foot. 
.sunday...northwest winds 10 to 15 knots. mostly cloudy. waves 1 to
2 feet. 
.monday...north winds 10 to 15 knots. mostly sunny. waves 1 to
2 feet. 
.tuesday...southwest winds 5 to 10 knots. mostly sunny. waves 1 foot
or less. 

$$

fzus53 kgrr 140606
nshgrr
expires:202608140800;;156805

nearshore marine forecast
national weather service grand rapids mi
206 am edt fri aug 14 2026

for waters within five nautical miles of shore on lake michigan


lmz845-140800-
south haven to holland mi-
206 am edt fri aug 14 2026

.rest of tonight...east winds around 10 knots. cloudy. waves less
than 1 foot. 
.friday...east winds around 10 knots backing northeast early in the
afternoon. mostly cloudy. waves less than 1 foot. 
.friday night...north winds around 10 knots veering east in the late
evening and overnight. partly cloudy with a slight chance of showers
and thunderstorms. waves 1 to 2 feet. 
.saturday...southeast winds around 15 knots. rain showers likely and
a chance of thunderstorms. waves around 1 foot. 
.saturday night...southeast winds 10 to 15 knots veering west after
midnight. rain showers likely and a chance of thunderstorms. waves
1 to 2 feet. 
.sunday...northwest winds 10 to 15 knots. mostly cloudy. waves 1 to
3 feet. 
.monday...north winds around 10 knots backing northwest early in the
afternoon. mostly sunny. waves around 1 foot. 
.tuesday...southwest winds 5 to 10 knots. mostly sunny. waves 1 foot
or less. 

$$

fzus53 kgrr 140606
nshgrr
expires:202608140800;;156801

nearshore marine forecast
national weather service grand rapids mi
206 am edt fri aug 14 2026

for waters within five nautical miles of shore on lake michigan


lmz849-140800-
pentwater to manistee mi-
206 am edt fri aug 14 2026

.rest of tonight...northeast winds 5 to 10 knots. partly cloudy.
waves less than 1 foot. 
.friday...northeast winds 10 to 20 knots backing north early in the
afternoon. mostly sunny. waves around 1 foot building to 2 to 4 feet
early in the afternoon. 
.friday night...north winds 10 to 20 knots veering southeast after
midnight. partly cloudy with a slight chance of rain showers. waves
2 to 4 feet subsiding to 1 to 3 feet in the late evening and
overnight. 
.saturday...southeast winds 10 to 20 knots. rain showers likely.
waves 1 to 2 feet. 
.saturday night...southeast winds 10 to 15 knots veering southwest
after midnight. rain showers likely and a slight chance of
thunderstorms. waves 1 to 2 feet. 
.sunday...northwest winds 10 to 15 knots. mostly cloudy. waves 1 to
3 feet. 
.monday...north winds 10 to 15 knots. sunny. waves around 1 foot. 
.tuesday...southwest winds 5 to 15 knots increasing to 15 to
20 knots early in the afternoon. mostly sunny. waves 1 to 3 feet. 

$$

fzus53 kiwx 140218
nshiwx
expires:202608140815;;149057

nearshore marine forecast
national weather service northern indiana
1018 pm edt thu aug 13 2026

for waters within five nautical miles of shore on lake michigan


lmz043-046-140815-
new buffalo mi to st joseph mi-michigan city in to new buffalo mi-
1018 pm edt thu aug 13 2026

.rest of tonight...east winds 5 to 10 knots. a chance of showers 
with a slight chance of thunderstorms. a chance of showers and 
thunderstorms late. waves 1 foot or less. 
.friday...east winds 5 to 10 knots becoming northeast. a chance
of thunderstorms with a slight chance of showers in the morning,
then a slight chance of showers and thunderstorms in the
afternoon. waves 1 foot or less. 
.friday night...northeast winds 5 to 10 knots becoming southeast.
a chance of showers and thunderstorms in the evening, then a
chance of showers with a slight chance of thunderstorms
overnight. waves 1 foot or less. 
.saturday...southeast winds around 10 knots becoming south.
showers likely with a chance of thunderstorms. waves 1 foot or
less. 

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph is 74 degrees and at michigan
city is 66 degrees.

$$

fzus53 klot 140245
nshlot
expires:202608140915;;149649

nearshore marine forecast
national weather service chicago/romeoville il
945 pm cdt thu aug 13 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>745-140915-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
945 pm cdt thu aug 13 2026

.rest of tonight...east winds 10 to 15 kt. showers likely and a
chance of thunderstorms. waves 1 to 2 ft. 
.friday...east winds 10 to 15 kt becoming northeast in the
afternoon. chance of showers and slight chance of thunderstorms
in the morning, then slight chance of showers in the afternoon.
waves 1 to 2 ft. 
.friday night...northeast winds 10 to 15 kt becoming southeast
overnight. slight chance of showers and thunderstorms in the
evening, then chance of showers and thunderstorms overnight.
waves 1 to 2 ft. 
.saturday...southeast winds 10 to 15 kt becoming south. showers
likely and a chance of thunderstorms in the morning, then chance
of showers and thunderstorms in the afternoon. waves 1 to 2 ft.  

$$

fzus53 klot 140245
nshlot
expires:202608140915;;149648

nearshore marine forecast
national weather service chicago/romeoville il
945 pm cdt thu aug 13 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>742-140915-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
945 pm cdt thu aug 13 2026

.rest of tonight...southeast winds 10 to 15 kt becoming east.
chance of showers and slight chance of thunderstorms. waves 1 to
2 ft. 
.friday...east winds 10 to 15 kt becoming northeast late. chance 
of showers and slight chance of thunderstorms in the morning. 
waves 1 to 3 ft. 
.friday night...northeast winds 10 to 15 kt becoming east
overnight. chance of showers and thunderstorms. waves 1 to 3 ft
building to 2 to 4 ft. 
.saturday...southeast winds 10 to 20 kt diminishing to around
15 kt. showers and a chance of thunderstorms. waves 2 to 4 ft.  

$$

fzus53 kmkx 140610
nshmkx
expires:202608140900;;157338

nearshore marine forecast
national weather service milwaukee/sullivan wi
110 am cdt fri aug 14 2026

for waters within five nautical miles of shore on lake michigan


lmz646-140900-
wind point wi to winthrop harbor il-
110 am cdt fri aug 14 2026

.rest of tonight...northeast wind 10 to 15 knots. slight chance
of showers after midnight. waves 1 to 2 feet. 
.friday...east wind 10 to 15 knots backing northeast late in the
afternoon. partly sunny. waves 1 to 3 feet building to 2 to
4 feet in the late morning and early afternoon, then subsiding to
1 to 3 feet late in the afternoon. 
.friday night...northeast wind 10 to 15 knots veering southeast
early in the morning. slight chance of showers and thunderstorms
through around midnight, then chance of showers and thunderstorms
after midnight. waves 1 to 3 feet building to 2 to 4 feet in the
late evening and overnight. 
.saturday...southeast wind 10 to 15 knots rising to 15 to
20 knots late in the morning, then becoming 10 to 20 knots early
in the afternoon becoming 10 to 15 knots late in the afternoon.
chance of thunderstorms in the morning. showers likely through
the day. slight chance of thunderstorms in the afternoon. waves
3 to 4 feet. 

$$

fzus53 kmkx 140610
nshmkx
expires:202608140900;;157337

nearshore marine forecast
national weather service milwaukee/sullivan wi
110 am cdt fri aug 14 2026

for waters within five nautical miles of shore on lake michigan


lmz645-140900-
north point light to wind point wi-
110 am cdt fri aug 14 2026

.rest of tonight...northeast wind 10 to 15 knots. patchy fog.
waves 1 to 2 feet. 
.friday...northeast wind 10 to 15 knots. partly sunny. waves 1 to
3 feet building to 2 to 4 feet in the late morning and early
afternoon, then subsiding to 1 to 3 feet late in the afternoon. 
.friday night...northeast wind 15 to 20 knots easing to 10 to
15 knots late in the evening, then veering east after midnight
veering southeast early in the morning. slight chance of showers
through around midnight. slight chance of thunderstorms through
the night. chance of showers after midnight. waves 3 to 4 feet. 
.saturday...southeast wind 15 to 20 knots easing to 10 to
15 knots late in the afternoon. showers likely in the morning.
slight chance of thunderstorms through the day. chance of showers
in the afternoon. waves 3 to 4 feet building to 4 to 6 feet in
the late morning and early afternoon, then subsiding to 3 to
4 feet late in the afternoon. 

$$

fzus53 kmkx 140610
nshmkx
expires:202608140900;;157336

nearshore marine forecast
national weather service milwaukee/sullivan wi
110 am cdt fri aug 14 2026

for waters within five nautical miles of shore on lake michigan


lmz644-140900-
port washington to north point light wi-
110 am cdt fri aug 14 2026

.rest of tonight...northeast wind 5 to 10 knots rising to 10 to
15 knots early in the morning. patchy fog through the night.
waves around 1 foot. 
.friday...northeast wind 10 to 15 knots rising to 15 to 20 knots
late in the morning, then easing to 10 to 15 knots with gusts to
around 20 knots early in the afternoon rising to 15 to 20 knots
late in the afternoon. partly sunny. waves 1 to 2 feet building
to 2 to 4 feet in the late morning and early afternoon, then
subsiding to 1 to 3 feet late in the afternoon. 
.friday night...northeast wind 15 to 20 knots easing to 10 to
15 knots late in the evening, then veering east after midnight
veering southeast early in the morning. chance of showers and
slight chance of thunderstorms after midnight. waves 3 to 4 feet.
.saturday...southeast wind 15 to 20 knots easing to 10 to
15 knots late in the afternoon. chance of showers and slight
chance of thunderstorms. waves 4 to 6 feet. 

$$

fzus53 kmkx 140610
nshmkx
expires:202608140900;;157335

nearshore marine forecast
national weather service milwaukee/sullivan wi
110 am cdt fri aug 14 2026

for waters within five nautical miles of shore on lake michigan


lmz643-140900-
sheboygan to port washington wi-
110 am cdt fri aug 14 2026

.rest of tonight...northeast wind 5 to 10 knots rising to 10 to
15 knots early in the morning. patchy dense fog through the
night. waves around 1 foot. 
.friday...northeast wind 15 to 20 knots. partly sunny. waves 1 to
2 feet building to 2 to 4 feet in the late morning and afternoon.
.friday night...northeast wind 15 to 20 knots veering east early
in the morning. slight chance of showers after midnight. waves
3 to 4 feet. 
.saturday...southeast wind 15 to 20 knots becoming 10 to 20 knots
late in the morning, then becoming 15 to 20 knots in the
afternoon. gusts up to 25 knots. chance of showers through the
day. slight chance of thunderstorms in the afternoon. waves 4 to
6 feet. 

$$