fzus53 kgrb 231756
nshgrb
expires:202604232200;;863263

nearshore marine forecast
national weather service green bay wi
1256 pm cdt thu apr 23 2026

for waters within five nautical miles of shore on lake michigan


lmz542-543-232200-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
1256 pm cdt thu apr 23 2026

...small craft advisory in effect from 4 pm cdt this afternoon
through friday evening...

.this afternoon...s wind 10 to 20 kts. waves 1 to 3 ft building
to 3 to 5 ft in the afternoon. patchy fog in the afternoon. 
.tonight...s wind 10 to 20 kts. waves 4 to 7 ft. patchy fog in
the evening. a slight chance of showers in the evening. a chance
of thunderstorms. rain showers likely after midnight. 
.friday...s wind 10 to 20 kts veering nw 10 to 15 kts early in
the afternoon. waves 4 to 7 ft. rain showers. 
.friday night...n wind 10 to 15 kts. waves 2 to 4 ft subsiding to
1 to 3 ft after midnight. partly cloudy.  

$$

fzus53 kgrr 231513
nshgrr
expires:202604232100;;858090

nearshore marine forecast
national weather service grand rapids mi
1113 am edt thu apr 23 2026

for waters within five nautical miles of shore on lake michigan


lmz847-232100-
grand haven to whitehall mi-
1113 am edt thu apr 23 2026

.rest of today...south winds 10 to 15 knots. mostly sunny. waves
1 to 2 feet. 
.tonight...south winds 15 to 20 knots. partly cloudy with a chance
of showers and thunderstorms. waves 1 to 3 feet building to 2 to
4 feet after midnight. 
.friday...south winds 15 to 20 knots veering southwest early in the
afternoon. rain showers likely and a chance of thunderstorms. waves
2 to 4 feet. 
.friday night...northwest winds 15 to 20 knots veering north after
midnight. partly cloudy with a chance of rain showers. waves 2 to
3 feet. 
.saturday...north winds 15 to 20 knots. mostly sunny. waves 2 to
4 feet. 
.sunday...east winds 10 to 15 knots. mostly sunny. waves 1 foot or
less. 
.monday...southeast winds 15 to 25 knots. mostly cloudy. waves 1 to
3 feet building to 2 to 4 feet in the late morning and afternoon. 

$$

fzus53 kgrr 231513
nshgrr
expires:202604232100;;858093

nearshore marine forecast
national weather service grand rapids mi
1113 am edt thu apr 23 2026

for waters within five nautical miles of shore on lake michigan


lmz844-232100-
st joseph to south haven mi-
1113 am edt thu apr 23 2026

.rest of today...south winds around 10 knots. mostly sunny. waves
1 foot or less. 
.tonight...south winds 10 to 20 knots. partly cloudy with a chance
of showers and thunderstorms. waves around 1 foot. 
.friday...south winds 15 to 20 knots veering southwest 10 to
15 knots early in the afternoon. rain showers and a chance of
thunderstorms. waves 1 to 2 feet. 
.friday night...west winds around 10 knots veering northwest 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 2 feet building to 2 to 4 feet after midnight. 
.saturday...north winds 15 to 20 knots. mostly sunny. waves 2 to
4 feet. 
.sunday...east winds around 10 knots. mostly sunny. waves around
1 foot. 
.monday...southeast winds 15 to 25 knots. mostly cloudy with rain
showers likely and a chance of thunderstorms. waves 1 to 3 feet. 

$$

fzus53 kgrr 231513
nshgrr
expires:202604232100;;858092

nearshore marine forecast
national weather service grand rapids mi
1113 am edt thu apr 23 2026

for waters within five nautical miles of shore on lake michigan


lmz845-232100-
south haven to holland mi-
1113 am edt thu apr 23 2026

.rest of today...south winds around 10 knots. mostly sunny. waves
1 foot or less. 
.tonight...south winds 10 to 20 knots. partly cloudy. waves 1 to
2 feet. 
.friday...south winds 15 to 20 knots veering southwest early in the
afternoon. rain showers and a chance of thunderstorms. waves 1 to
2 feet. 
.friday night...west winds 10 to 15 knots veering northwest 15 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 building to 2 to 4 feet after midnight. 
.saturday...north winds 15 to 20 knots. mostly sunny. waves 2 to
4 feet. 
.sunday...east winds 10 to 15 knots. mostly sunny. waves 1 foot or
less. 
.monday...southeast winds 15 to 25 knots. mostly cloudy with a
chance of rain showers. waves 1 to 3 feet. 

$$

fzus53 kgrr 231513
nshgrr
expires:202604232100;;858091

nearshore marine forecast
national weather service grand rapids mi
1113 am edt thu apr 23 2026

for waters within five nautical miles of shore on lake michigan


lmz846-232100-
holland to grand haven mi-
1113 am edt thu apr 23 2026

.rest of today...south winds 10 to 15 knots. mostly sunny. waves
around 1 foot. 
.tonight...south winds 10 to 20 knots. partly cloudy. waves 2 to
3 feet. 
.friday...south winds 15 to 20 knots veering southwest early in the
afternoon. rain showers and a chance of thunderstorms. waves 2 to
3 feet. 
.friday night...west winds around 15 knots veering northwest in the
late evening and overnight. partly cloudy with a chance of rain
showers. waves 2 to 4 feet.
.saturday...north winds 15 to 20 knots. mostly sunny. waves 2 to
4 feet. 
.sunday...east winds 10 to 15 knots. mostly sunny. waves 1 foot or
less. 
.monday...southeast winds 15 to 25 knots. mostly cloudy with a
chance of rain showers. waves 2 to 4 feet.

$$

fzus53 kgrr 231513
nshgrr
expires:202604232100;;858089

nearshore marine forecast
national weather service grand rapids mi
1113 am edt thu apr 23 2026

for waters within five nautical miles of shore on lake michigan


lmz848-232100-
whitehall to pentwater mi-
1113 am edt thu apr 23 2026

.rest of today...south winds 15 to 20 knots. partly sunny. waves
1 to 3 feet. 
.tonight...south winds 15 to 20 knots. partly cloudy with a chance
of showers and thunderstorms. waves 2 to 4 feet.
.friday...south winds 15 to 20 knots veering southwest early in the
afternoon. mostly cloudy with a chance of showers and thunderstorms.
waves 2 to 4 feet. 
.friday night...northwest winds around 15 knots veering north in the
late evening and overnight. partly cloudy with a slight chance of
rain showers. waves 2 to 4 feet.
.saturday...north winds 15 to 20 knots. mostly sunny. waves 2 to
4 feet.
.sunday...east winds around 10 knots backing north early in the
afternoon. mostly sunny. waves 1 foot or less. 
.monday...southeast winds 15 to 25 knots. mostly cloudy. waves 2 to
4 feet.

$$

fzus53 kgrr 231513
nshgrr
expires:202604232100;;858088

nearshore marine forecast
national weather service grand rapids mi
1113 am edt thu apr 23 2026

for waters within five nautical miles of shore on lake michigan


lmz849-232100-
pentwater to manistee mi-
1113 am edt thu apr 23 2026

.rest of today...south winds 15 to 20 knots. mostly sunny. waves
1 to 3 feet. 
.tonight...south winds 15 to 20 knots. partly cloudy with a chance
of rain showers and a slight chance of thunderstorms. waves 1 to
3 feet building to 2 to 4 feet after midnight. 
.friday...south winds 15 to 20 knots veering southwest early in the
afternoon. rain showers and a chance of thunderstorms. waves 2 to
4 feet. 
.friday night...northwest winds 10 to 20 knots veering north after
midnight. partly cloudy with a chance of rain showers. waves 2 to
4 feet.
.saturday...north winds 15 to 20 knots. mostly sunny. waves 2 to
3 feet. 
.sunday...east winds around 10 knots backing north early in the
afternoon. mostly sunny. waves 1 foot or less. 
.monday...southeast winds 15 to 25 knots. partly sunny. waves 2 to
4 feet.

$$

fzus53 kiwx 231427
nshiwx
expires:202604232015;;856457

nearshore marine forecast
national weather service northern indiana
1027 am edt thu apr 23 2026

for waters within five nautical miles of shore on lake michigan


lmz046-232015-
michigan city in to new buffalo mi-
1027 am edt thu apr 23 2026

.this afternoon...south winds 5 to 10 knots. mostly sunny. waves
1 foot or less. 
.tonight...south winds 10 to 15 knots. a chance of showers with a
slight chance of thunderstorms overnight. waves 1 foot or less. 
.friday...south winds 5 to 15 knots becoming west. showers with a
chance of thunderstorms. waves 2 feet or less. 
.friday night...west winds 5 to 10 knots becoming north. showers
with a chance of thunderstorms in the evening. waves 1 to 2 feet.

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph is 50 degrees and at michigan
city is 47 degrees.

$$

fzus53 kiwx 231427
nshiwx
expires:202604232015;;856458

nearshore marine forecast
national weather service northern indiana
1027 am edt thu apr 23 2026

for waters within five nautical miles of shore on lake michigan


lmz043-232015-
new buffalo mi to st joseph mi-
1027 am edt thu apr 23 2026

.this afternoon...south winds 5 to 10 knots. mostly sunny. waves
1 foot or less. 
.tonight...south winds around 10 knots. a chance of showers and
thunderstorms overnight. waves 2 feet or less. 
.friday...south winds 10 to 15 knots becoming west. showers with
a chance of thunderstorms. waves 1 to 2 feet. 
.friday night...west winds 5 to 10 knots becoming north. showers
with a chance of thunderstorms in the evening. waves 1 to 3 feet.

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph is 50 degrees and at michigan
city is 47 degrees.

$$

fzus53 klot 231413
nshlot
expires:202604232115;;856195

nearshore marine forecast
national weather service chicago/romeoville il
913 am cdt thu apr 23 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>745-232115-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
913 am cdt thu apr 23 2026

.rest of today...south winds 10 to 15 kt increasing to 15 to 25 
kt this afternoon. mostly sunny in the morning, then becoming 
partly cloudy. waves 1 to 2 ft. 
.tonight...south winds 15 to 25 kt. showers likely and a chance
of thunderstorms overnight. waves 1 to 3 ft. 
.friday...south winds 10 to 20 kt becoming southwest in the
afternoon. showers likely and slight chance of thunderstorms in
the morning, then showers and a chance of thunderstorms in the
afternoon. waves 1 to 2 ft. 
.friday night...northwest winds 10 to 15 kt becoming north
overnight. slight chance of showers in the evening. waves 1 to
3 ft.  

$$

fzus53 klot 231413
nshlot
expires:202604232115;;856194

nearshore marine forecast
national weather service chicago/romeoville il
913 am cdt thu apr 23 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>742-232115-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
913 am cdt thu apr 23 2026

.rest of today...south winds 10 to 15 kt becoming southeast 15 to
25 kt this afternoon. mostly sunny in the morning, then becoming 
partly cloudy. waves 1 to 3 ft building to 2 to 4 ft in 
the afternoon.
.tonight...south winds 15 to 25 kt. showers likely and a chance
of thunderstorms overnight. waves 2 to 4 ft.
.friday...south winds 15 to 20 kt becoming west 10 to 15 kt in
the afternoon. showers likely and slight chance of thunderstorms
in the morning, then showers likely and a chance of thunderstorms
in the afternoon. waves 2 to 4 ft subsiding to 1 to 3 ft. 
.friday night...northwest winds 10 to 15 kt becoming north
overnight. partly cloudy. waves 1 to 2 ft.  

$$

fzus53 kmkx 231611
nshmkx
expires:202604232200;;859874

nearshore marine forecast
national weather service milwaukee/sullivan wi
1110 am cdt thu apr 23 2026

for waters within five nautical miles of shore on lake michigan


lmz646-232200-
wind point wi to winthrop harbor il-
1110 am cdt thu apr 23 2026

.rest of today...south wind 10 to 15 knots becoming southeast
15 to 20 knots late in the afternoon. partly sunny. waves 1 to
2 feet building to 2 to 4 feet late in the afternoon. 
.tonight...south wind 15 to 20 knots easing to 10 to 15 knots in
the late evening and overnight. rain showers likely and a chance
of thunderstorms after midnight. waves 2 to 4 feet. 
.friday...south wind 10 to 15 knots veering southwest late in the
afternoon. chance of thunderstorms in the morning. rain showers
likely through the day. slight chance of thunderstorms in the
afternoon. waves 2 to 4 feet subsiding to 1 to 2 feet in the
afternoon. 
.friday night...northwest wind 10 to 15 knots veering north early
in the morning. partly cloudy. waves 1 to 2 feet. 

$$

fzus53 kmkx 231611
nshmkx
expires:202604232200;;859871

nearshore marine forecast
national weather service milwaukee/sullivan wi
1110 am cdt thu apr 23 2026

for waters within five nautical miles of shore on lake michigan


lmz643-232200-
sheboygan to port washington wi-
1110 am cdt thu apr 23 2026

...small craft advisory in effect from 4 pm cdt this afternoon
through friday afternoon...

.rest of today...south wind 15 to 20 knots. partly sunny. waves
3 to 4 feet. 
.tonight...south wind 15 to 20 knots. rain showers and a chance
of thunderstorms after midnight. waves 4 to 6 feet. 
.friday...south wind 15 to 20 knots easing to 10 to 15 knots late
in the morning, then veering southwest early in the afternoon
veering west late in the afternoon. chance of thunderstorms in
the morning. rain showers likely through the day. slight chance
of thunderstorms in the afternoon. waves 4 to 6 feet subsiding to
3 to 5 feet late in the morning, then subsiding to 3 to 4 feet in
the afternoon. 
.friday night...northwest wind 10 to 15 knots veering north after
midnight, then backing northwest early in the morning. chance of
showers through around midnight. waves 1 to 2 feet. 

$$

fzus53 kmkx 231611
nshmkx
expires:202604232200;;859872

nearshore marine forecast
national weather service milwaukee/sullivan wi
1110 am cdt thu apr 23 2026

for waters within five nautical miles of shore on lake michigan


lmz644-232200-
port washington to north point light wi-
1110 am cdt thu apr 23 2026

.rest of today...southeast wind 15 to 20 knots. partly sunny.
waves 3 to 4 feet. 
.tonight...south wind 15 to 20 knots. rain showers and a chance
of thunderstorms after midnight. waves 3 to 4 feet. 
.friday...south wind 10 to 15 knots veering west late in the
afternoon. chance of thunderstorms in the morning. rain showers
likely through the day. slight chance of thunderstorms in the
afternoon. waves 3 to 4 feet subsiding to 1 to 2 feet late in the
afternoon. 
.friday night...northwest wind 10 to 15 knots. partly cloudy.
waves 1 to 2 feet. 

$$

fzus53 kmkx 231611
nshmkx
expires:202604232200;;859873

nearshore marine forecast
national weather service milwaukee/sullivan wi
1110 am cdt thu apr 23 2026

for waters within five nautical miles of shore on lake michigan


lmz645-232200-
north point light to wind point wi-
1110 am cdt thu apr 23 2026

.rest of today...south wind 10 to 15 knots becoming southeast
15 to 20 knots late in the afternoon. partly sunny. waves 1 to
2 feet building to 2 to 4 feet late in the afternoon. 
.tonight...south wind 15 to 20 knots. rain showers likely and a
chance of thunderstorms after midnight. waves 2 to 4 feet. 
.friday...south wind 10 to 15 knots veering southwest late in the
afternoon. chance of thunderstorms in the morning. rain showers
likely through the day. slight chance of thunderstorms in the
afternoon. waves 2 to 4 feet subsiding to 1 to 2 feet late in the
afternoon. 
.friday night...west wind 10 to 15 knots veering north after
midnight. partly cloudy. waves 1 to 2 feet. 

$$