fzus53 kapx 290647
nshapx
expires:202608291500;;539966

nearshore marine forecast
national weather service gaylord mi
247 am edt sat aug 29 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.


lmz346-291500-
manistee to point betsie mi-
247 am edt sat aug 29 2026

...small craft advisory in effect from noon edt today through
this evening...

.today...south wind 5 to 10 knots becoming southwest 10 to
15 knots in the morning with gusts up to 25 knots. slight chance 
of showers in the afternoon. waves 2 to 3 feet. 
.tonight...south wind 10 to 15 knots. patchy fog. showers likely
and slight chance of thunderstorms. waves 2 to 3 feet. 
.sunday...south wind 10 to 15 knots. showers likely and a chance
of thunderstorms. waves 2 to 4 feet. 
.sunday night...southeast wind 5 to 10 knots. chance of showers.
waves 2 to 3 feet. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kgrb 290623
nshgrb
expires:202608291000;;537123

nearshore marine forecast
national weather service green bay wi
123 am cdt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz541>543-291000-
rock island passage to sturgeon bay wi-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
123 am cdt sat aug 29 2026

.rest of the night...sw wind 5 to 10 kts. waves 1 to 3 ft. partly
cloudy. 
.saturday...sw wind 10 to 15 kts. waves 1 to 3 ft. showers likely
in the afternoon. 
.saturday night...s wind 10 to 15 kts. waves 3 to 5 ft. a chance
of showers. a small craft advisory may be needed. 
.sunday...s wind 10 to 15 kts backing se early in the afternoon.
waves 3 to 5 ft. a chance of showers and thunderstorms. a small
craft advisory may be needed.  

$$

fzus53 kgrr 290623
nshgrr
expires:202608290800;;537091

nearshore marine forecast
national weather service grand rapids mi
223 am edt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz848-290800-
whitehall to pentwater mi-
223 am edt sat aug 29 2026

.rest of tonight...south winds 10 to 20 knots. partly cloudy. waves
1 to 3 feet. 
.saturday...southwest winds 10 to 20 knots. mostly cloudy with a
slight chance of rain showers. waves 2 to 4 feet. 
.saturday night...south winds 10 to 20 knots. rain showers likely
and a slight chance of thunderstorms. waves 2 to 4 feet. 
.sunday...south winds 15 to 25 knots. rain showers likely and a
chance of thunderstorms. waves 4 to 6 feet. 
.sunday night...southeast winds 10 to 15 knots. mostly cloudy with a
chance of rain showers and a slight chance of thunderstorms. waves
3 to 5 feet subsiding to 2 to 4 feet after midnight. 
.monday...south winds 10 to 20 knots. mostly cloudy with a chance of
rain showers. waves 3 to 5 feet. 
.tuesday...south winds 10 to 15 knots. partly sunny. waves 2 to
4 feet. 
.wednesday...southwest winds 10 to 15 knots veering northwest early
in the afternoon. partly sunny with a chance of showers and
thunderstorms. waves around 1 foot. 

$$

fzus53 kgrr 290623
nshgrr
expires:202608290800;;537092

nearshore marine forecast
national weather service grand rapids mi
223 am edt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz847-290800-
grand haven to whitehall mi-
223 am edt sat aug 29 2026

.rest of tonight...south winds 15 to 20 knots. partly cloudy. waves
1 to 3 feet. 
.saturday...southwest winds 15 to 20 knots. partly sunny. waves 2 to
4 feet. 
.saturday night...south winds 10 to 20 knots. cloudy with a chance
of rain showers. waves 2 to 4 feet. 
.sunday...south winds 15 to 25 knots. rain showers likely and a
slight chance of thunderstorms. waves 4 to 6 feet. 
.sunday night...south winds 10 to 15 knots. mostly cloudy with a
chance of rain showers and a slight chance of thunderstorms. waves
3 to 5 feet subsiding to 2 to 4 feet after midnight. 
.monday...south winds 15 to 20 knots. mostly cloudy. waves 2 to
4 feet. 
.tuesday...south winds 10 to 15 knots. partly sunny. waves 2 to
4 feet. 
.wednesday...southwest winds 10 to 15 knots veering west early in
the afternoon. mostly sunny. waves around 1 foot. 

$$

fzus53 kgrr 290623
nshgrr
expires:202608290800;;537093

nearshore marine forecast
national weather service grand rapids mi
223 am edt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz846-290800-
holland to grand haven mi-
223 am edt sat aug 29 2026

.rest of tonight...south winds 15 to 20 knots. partly cloudy. waves
1 to 2 feet. 
.saturday...southwest winds 15 to 20 knots. partly sunny. waves 2 to
4 feet. 
.saturday night...south winds 10 to 20 knots. cloudy with a chance
of rain showers. waves 1 to 3 feet. 
.sunday...south winds 15 to 25 knots. mostly cloudy with a chance of
rain showers and a slight chance of thunderstorms. waves 3 to
5 feet. 
.sunday night...south winds 10 to 15 knots. 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. 
.monday...south winds 15 to 20 knots. mostly cloudy. waves 2 to
4 feet. 
.tuesday...southwest winds 10 to 15 knots. partly sunny. waves 2 to
4 feet. 
.wednesday...southwest winds 10 to 15 knots. mostly sunny. waves
around 1 foot. 

$$

fzus53 kgrr 290623
nshgrr
expires:202608290800;;537095

nearshore marine forecast
national weather service grand rapids mi
223 am edt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz844-290800-
st joseph to south haven mi-
223 am edt sat aug 29 2026

.rest of tonight...south winds 10 to 15 knots. partly cloudy. waves
around 1 foot. 
.saturday...southwest winds 10 to 15 knots. partly sunny. waves 1 to
2 feet. 
.saturday night...south winds 10 to 15 knots. mostly cloudy with a
slight chance of rain showers. waves 1 to 2 feet. 
.sunday...south winds 15 to 20 knots. partly sunny with a chance of
rain showers and a slight chance of thunderstorms. waves 1 to
3 feet. 
.sunday night...south winds 10 to 15 knots. partly cloudy. waves
1 to 2 feet. 
.monday...south winds 10 to 15 knots. partly sunny. waves 1 to
2 feet. 
.tuesday...southwest winds 10 to 15 knots. mostly sunny with a
chance of showers and thunderstorms. waves 1 to 2 feet. 
.wednesday...southwest winds around 10 knots veering west early in
the afternoon. mostly sunny. waves 1 foot or less. 

$$

fzus53 kgrr 290623
nshgrr
expires:202608290800;;537094

nearshore marine forecast
national weather service grand rapids mi
223 am edt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz845-290800-
south haven to holland mi-
223 am edt sat aug 29 2026

.rest of tonight...south winds around 15 knots. partly cloudy. waves
1 to 2 feet. 
.saturday...southwest winds 10 to 20 knots. partly sunny. waves 1 to
3 feet. 
.saturday night...south winds 10 to 20 knots. mostly cloudy with a
slight chance of rain showers. waves 1 to 2 feet. 
.sunday...south winds 15 to 20 knots. partly sunny with a chance of
rain showers and a slight chance of thunderstorms. waves 2 to
4 feet. 
.sunday night...south winds 10 to 15 knots. mostly cloudy with a
slight chance of showers and thunderstorms. waves 2 to 4 feet. 
.monday...south winds 10 to 15 knots. partly sunny. waves 1 to
3 feet. 
.tuesday...southwest winds 10 to 15 knots. partly sunny with a
chance of rain showers. waves 2 to 4 feet. 
.wednesday...southwest winds around 10 knots veering west early in
the afternoon. mostly sunny. waves around 1 foot. 

$$

fzus53 kgrr 290623
nshgrr
expires:202608290800;;537090

nearshore marine forecast
national weather service grand rapids mi
223 am edt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz849-290800-
pentwater to manistee mi-
223 am edt sat aug 29 2026

.rest of tonight...south winds 10 to 15 knots. mostly cloudy. waves
1 to 3 feet. 
.saturday...southwest winds 10 to 20 knots. mostly cloudy with a
chance of rain showers. waves 2 to 4 feet. 
.saturday night...south winds 10 to 20 knots. rain showers likely.
waves 2 to 4 feet. 
.sunday...south winds 15 to 20 knots. rain showers likely and a
chance of thunderstorms. waves 4 to 6 feet. 
.sunday night...south winds 5 to 15 knots backing southeast in the
late evening and overnight. mostly cloudy with a chance of showers
and thunderstorms. waves 3 to 5 feet subsiding to 2 to 4 feet after
midnight. 
.monday...south winds 10 to 20 knots. partly sunny. waves 2 to
4 feet building to 3 to 5 feet in the late morning and afternoon. 
.tuesday...south winds 10 to 15 knots. partly sunny. waves 2 to
4 feet. 
.wednesday...south winds 5 to 10 knots veering northwest early in
the afternoon. partly sunny with a chance of rain showers. waves
around 1 foot. 

$$

fzus53 kiwx 290145
nshiwx
expires:202608290800;;528259

nearshore marine forecast
national weather service northern indiana
945 pm edt fri aug 28 2026

for waters within five nautical miles of shore on lake michigan


lmz043-046-290800-
new buffalo mi to st joseph mi-michigan city in to new buffalo mi-
945 pm edt fri aug 28 2026

.overnight...south winds 10 knots or less. mostly clear.
waves 1 foot or less. 
.saturday...south winds 5 to 10 knots becoming southwest. mostly
sunny in the morning, then becoming mostly cloudy. waves 1 foot
or less. 
.saturday night...south winds 5 to 15 knots. mostly cloudy. waves
2 feet or less. 
.sunday...south winds 10 to 15 knots. gusts up to 25 knots.
partly sunny. waves 2 feet or less. 

the water temperature at st. joseph is 74 degrees and at michigan
city is 73 degrees.

$$

fzus53 klot 290144
nshlot
expires:202608290915;;528215

nearshore marine forecast
national weather service chicago/romeoville il
844 pm cdt fri aug 28 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>745-290915-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
844 pm cdt fri aug 28 2026

.rest of tonight...south winds around 10 kt. partly cloudy. waves
around 1 ft.
.saturday...south winds 10 to 15 kt diminishing to 5 to 10 kt. 
partly cloudy in the morning, then becoming mostly cloudy. waves 
around 1 ft. 
.saturday night...south winds 10 to 15 kt. mostly cloudy. waves
1 to 2 ft. 
.sunday...south winds 15 to 20 kt becoming southwest. mostly 
cloudy in the morning, then becoming partly cloudy. waves 1 to 2 
ft. 

$$

fzus53 klot 290144
nshlot
expires:202608290915;;528214

nearshore marine forecast
national weather service chicago/romeoville il
844 pm cdt fri aug 28 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>742-290915-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
844 pm cdt fri aug 28 2026

.rest of tonight...southeast winds around 10 kt becoming
southwest. partly cloudy. waves 1 to 2 ft. 
.saturday...southwest winds 10 to 15 kt becoming south. mostly 
cloudy. waves 1 to 2 ft. 
.saturday night...south winds 10 to 20 kt. slight chance of 
showers overnight. waves 1 to 2 ft building to 2 to 4 ft. 
.sunday...south winds 15 to 20 kt becoming southwest. slight 
chance of showers in the morning. waves 2 to 4 ft subsiding to 1
to 3 ft.

$$

fzus53 kmkx 290610
nshmkx
expires:202608290900;;536440

nearshore marine forecast
national weather service milwaukee/sullivan wi
110 am cdt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz646-290900-
wind point wi to winthrop harbor il-
110 am cdt sat aug 29 2026

.rest of tonight...southwest wind 10 to 15 knots. partly cloudy.
waves around 1 foot. 
.saturday...southwest wind 10 to 15 knots backing southeast late
in the afternoon. chance of showers in the afternoon. waves 1 to
2 feet. 
.saturday night...southeast wind 10 to 15 knots veering south
with gusts to around 20 knots late in the evening, then rising to
15 to 20 knots after midnight becoming south 15 to 20 knots early
in the morning. chance of showers through the night. chance of
thunderstorms after midnight. waves 1 to 3 feet building to 2 to
4 feet in the late evening and overnight. 
.sunday...south wind 15 to 20 knots easing to 10 to 15 knots late
in the afternoon. chance of thunderstorms in the morning. chance
of showers through the day. waves 2 to 4 feet. 

$$

fzus53 kmkx 290610
nshmkx
expires:202608290900;;536439

nearshore marine forecast
national weather service milwaukee/sullivan wi
110 am cdt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz645-290900-
north point light to wind point wi-
110 am cdt sat aug 29 2026

.rest of tonight...southwest wind 10 to 15 knots. partly cloudy.
waves around 1 foot. 
.saturday...southwest wind 10 to 15 knots backing southeast late
in the afternoon. chance of showers in the afternoon. waves 1 to
2 feet. 
.saturday night...southeast wind 10 to 15 knots becoming south
15 to 20 knots in the late evening and overnight. chance of
showers through the night. chance of thunderstorms after
midnight. waves 1 to 3 feet building to 2 to 4 feet in the late
evening and overnight. 
.sunday...south wind 15 to 20 knots easing to 10 to 15 knots late
in the afternoon. chance of thunderstorms in the morning. chance
of showers through the day. waves 2 to 4 feet. 

$$

fzus53 kmkx 290610
nshmkx
expires:202608290900;;536438

nearshore marine forecast
national weather service milwaukee/sullivan wi
110 am cdt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz644-290900-
port washington to north point light wi-
110 am cdt sat aug 29 2026

.rest of tonight...southwest wind 5 to 10 knots rising to 10 to
15 knots early in the morning. partly cloudy. waves around
1 foot. 
.saturday...southwest wind 10 to 15 knots backing southeast late
in the afternoon. chance of showers in the afternoon. waves 1 to
2 feet. 
.saturday night...southeast wind 15 to 20 knots veering south
late in the evening, then becoming 10 to 20 knots after midnight
becoming 15 to 20 knots early in the morning. chance of showers
through the night. chance of thunderstorms after midnight. waves
2 to 4 feet. 
.sunday...south wind 15 to 20 knots easing to 10 to 15 knots
early in the afternoon, then becoming south 10 to 15 knots late
in the afternoon. chance of thunderstorms in the morning. chance
of showers through the day. slight chance of thunderstorms in the
afternoon. waves 2 to 4 feet. 

$$

fzus53 kmkx 290610
nshmkx
expires:202608290900;;536437

nearshore marine forecast
national weather service milwaukee/sullivan wi
110 am cdt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz643-290900-
sheboygan to port washington wi-
110 am cdt sat aug 29 2026

.rest of tonight...southwest wind 10 to 15 knots. partly cloudy.
waves 1 to 2 feet. 
.saturday...southwest wind 10 to 15 knots backing south late in
the afternoon. showers likely in the afternoon. waves 1 to
2 feet. 
.saturday night...southeast wind 15 to 20 knots veering south
early in the morning. showers likely through the night. chance of
thunderstorms after midnight. waves 3 to 4 feet building to 4 to
6 feet early in the morning. 
.sunday...south wind 15 to 20 knots. chance of thunderstorms in
the morning. chance of showers through the day. slight chance of
thunderstorms in the afternoon. waves 3 to 5 feet subsiding to
3 to 4 feet in the late morning and afternoon. 

$$