fzus53 kgrb 301336
nshgrb
expires:202604301600;;783676

nearshore marine forecast
national weather service green bay wi
836 am cdt thu apr 30 2026

for waters within five nautical miles of shore on lake michigan


lmz542-543-301600-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
836 am cdt thu apr 30 2026

.today...nw wind 5 to 10 kts veering ne mid-day, then veering e
early in the afternoon. waves 2 ft or less. a chance of showers. 
.tonight...sw wind 5 to 10 kts veering n in the late evening and
overnight. waves 2 ft or less. a chance of showers in the
evening, then a chance of sprinkles after midnight. 
.friday...n wind 5 to 10 kts veering e early in the afternoon.
waves 2 ft or less. a chance of sprinkles in the morning. 
.friday night...ne wind 5 to 10 kts backing n in the late evening
and overnight. waves 2 ft or less. mostly clear.  

$$

fzus53 kgrr 301336
nshgrr
expires:202604302100;;783668

nearshore marine forecast
national weather service grand rapids mi
936 am edt thu apr 30 2026

for waters within five nautical miles of shore on lake michigan


lmz849-302100-
pentwater to manistee mi-
936 am edt thu apr 30 2026

.rest of today...northwest winds 10 to 15 knots. mostly sunny. waves
around 1 foot. 
.tonight...west winds 5 to 10 knots veering north 10 to 15 knots
after midnight. partly cloudy. waves around 1 foot. 
.friday...north winds 10 to 20 knots. mostly sunny. waves 1 to
2 feet. 
.friday night...north winds 5 to 15 knots. mostly clear. waves 1 to
2 feet. 
.saturday...north winds 5 to 15 knots backing northwest early in the
afternoon. sunny. waves around 1 foot. 
.sunday...southwest winds 15 to 25 knots. partly sunny. waves 2 to
4 feet.
.monday...southwest winds 15 to 25 knots. partly sunny. waves 3 to
5 feet. 

$$

fzus53 kgrr 301336
nshgrr
expires:202604302100;;783673

nearshore marine forecast
national weather service grand rapids mi
936 am edt thu apr 30 2026

for waters within five nautical miles of shore on lake michigan


lmz844-302100-
st joseph to south haven mi-
936 am edt thu apr 30 2026

.rest of today...northwest winds 5 to 15 knots. mostly sunny. waves
around 1 foot. 
.tonight...north winds 5 to 10 knots backing southwest in the late
evening and early morning, then veering northwest after midnight.
mostly cloudy with a slight chance of rain showers. waves around
1 foot. 
.friday...northwest winds 10 to 20 knots. mostly sunny. waves 1 to
3 feet. 
.friday night...north winds 10 to 15 knots. mostly clear. waves 1 to
3 feet. 
.saturday...north winds 10 to 15 knots backing northwest early in
the afternoon. sunny. waves around 1 foot. 
.sunday...southwest winds 15 to 20 knots. partly sunny. waves 2 to
3 feet. 
.monday...southwest winds 15 to 20 knots. mostly sunny. waves 2 to
4 feet.

$$

fzus53 kgrr 301336
nshgrr
expires:202604302100;;783672

nearshore marine forecast
national weather service grand rapids mi
936 am edt thu apr 30 2026

for waters within five nautical miles of shore on lake michigan


lmz845-302100-
south haven to holland mi-
936 am edt thu apr 30 2026

.rest of today...northwest winds 10 to 15 knots. mostly sunny. waves
1 to 2 feet. 
.tonight...northwest winds 5 to 10 knots. partly cloudy. waves
around 1 foot. 
.friday...north winds 10 to 20 knots. mostly sunny. waves 2 to
3 feet. 
.friday night...north winds 10 to 20 knots. mostly clear. waves 2 to
3 feet. 
.saturday...north winds 10 to 15 knots backing northwest early in
the afternoon. sunny. waves around 1 foot. 
.sunday...southwest winds 15 to 25 knots. partly sunny. waves 2 to
4 feet.
.monday...southwest winds 15 to 20 knots. partly sunny. waves 2 to
4 feet. 

$$

fzus53 kgrr 301336
nshgrr
expires:202604302100;;783671

nearshore marine forecast
national weather service grand rapids mi
936 am edt thu apr 30 2026

for waters within five nautical miles of shore on lake michigan


lmz846-302100-
holland to grand haven mi-
936 am edt thu apr 30 2026

.rest of today...northwest winds 10 to 15 knots. mostly sunny. waves
1 to 2 feet. 
.tonight...northwest winds around 10 knots veering north after
midnight. partly cloudy. waves around 1 foot. 
.friday...north winds 10 to 20 knots backing northwest around
20 knots early in the afternoon. mostly sunny. waves 2 to 3 feet. 
.friday night...north winds 10 to 20 knots. mostly clear. waves 2 to
3 feet. 
.saturday...north winds 10 to 15 knots backing northwest early in
the afternoon. sunny. waves 1 to 2 feet. 
.sunday...southwest winds 20 to 25 knots. partly sunny. waves 2 to
4 feet. 
.monday...southwest winds around 20 knots. partly sunny. waves 2 to
4 feet. 

$$

fzus53 kgrr 301336
nshgrr
expires:202604302100;;783670

nearshore marine forecast
national weather service grand rapids mi
936 am edt thu apr 30 2026

for waters within five nautical miles of shore on lake michigan


lmz847-302100-
grand haven to whitehall mi-
936 am edt thu apr 30 2026

.rest of today...northwest winds 10 to 15 knots. mostly sunny. waves
1 to 2 feet. 
.tonight...northwest winds around 10 knots veering north after
midnight. partly cloudy. waves around 1 foot. 
.friday...north winds 10 to 20 knots backing northwest early in the
afternoon. mostly sunny. waves 2 to 3 feet. 
.friday night...north winds 10 to 20 knots. mostly clear. waves 1 to
3 feet. 
.saturday...northwest winds 10 to 15 knots. sunny. waves 1 to
2 feet. 
.sunday...southwest winds 20 to 25 knots. partly sunny. waves 2 to
4 feet. 
.monday...southwest winds 20 to 25 knots. partly sunny. waves 2 to
4 feet. 

$$

fzus53 kgrr 301336
nshgrr
expires:202604302100;;783669

nearshore marine forecast
national weather service grand rapids mi
936 am edt thu apr 30 2026

for waters within five nautical miles of shore on lake michigan


lmz848-302100-
whitehall to pentwater mi-
936 am edt thu apr 30 2026

.rest of today...northwest winds 10 to 15 knots. mostly sunny. waves
around 1 foot. 
.tonight...west winds around 10 knots veering north after midnight.
partly cloudy. waves 1 foot or less. 
.friday...north winds 10 to 20 knots. mostly sunny. waves 1 to
3 feet. 
.friday night...north winds 10 to 15 knots. mostly clear. waves 1 to
2 feet. 
.saturday...northwest winds 10 to 15 knots. sunny. waves around
1 foot. 
.sunday...southwest winds 15 to 25 knots. partly sunny. waves 2 to
4 feet.
.monday...southwest winds 15 to 25 knots. partly sunny. waves 3 to
5 feet. 

$$

fzus53 kiwx 300731
nshiwx
expires:202604301745;;770976

nearshore marine forecast
national weather service northern indiana
331 am edt thu apr 30 2026

for waters within five nautical miles of shore on lake michigan


lmz043-046-301745-
new buffalo mi to st joseph mi-michigan city in to new buffalo mi-
331 am edt thu apr 30 2026

.today...northwest winds 10 knots or less becoming north. mostly
sunny. waves 1 to 2 feet. 
.tonight...northeast winds less than 10 knots. a chance of
showers. waves around 1 foot. 
.friday...northwest winds 5 to 15 knots becoming north. partly
sunny. waves 1 to 2 feet. 
.friday night...north winds 10 knots or less. mostly clear. waves
1 to 2 feet. 

the water temperature at st. joseph is 50 degrees and at michigan
city is 48 degrees.

$$

fzus53 klot 300800
nshlot
expires:202604301515;;771579

nearshore marine forecast
national weather service chicago/romeoville il
300 am cdt thu apr 30 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>745-301515-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
300 am cdt thu apr 30 2026

.today...northwest winds around 10 kt becoming northeast in the
afternoon. scattered showers in the afternoon. waves 1 to 2 ft. 
.tonight...northeast winds 10 to 15 kt becoming north overnight.
scattered showers. waves 1 to 2 ft. 
.friday...north winds 10 to 15 kt. isolated showers in the
morning. waves 1 to 3 ft. 
.friday night...north winds around 10 kt becoming northeast.
mostly clear in the evening, then becoming partly cloudy. waves
1 to 3 ft.  

$$

fzus53 klot 300800
nshlot
expires:202604301515;;771578

nearshore marine forecast
national weather service chicago/romeoville il
300 am cdt thu apr 30 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>742-301515-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
300 am cdt thu apr 30 2026

.today...northwest winds around 10 kt becoming east during the
afternoon. scattered showers in the afternoon. waves 1 to 2 ft. 
.tonight...east winds 10 to 15 kt becoming north overnight.
scattered showers. waves 1 to 2 ft. 
.friday...north winds 10 to 15 kt becoming northeast in the
afternoon. mostly cloudy in the morning, then becoming partly
cloudy. waves 1 to 3 ft. 
.friday night...northeast winds around 10 kt becoming around
5 kt. partly cloudy. waves 1 to 2 ft.  

$$

fzus53 kmkx 301210
nshmkx
expires:202604301600;;781487

nearshore marine forecast
national weather service milwaukee/sullivan wi
710 am cdt thu apr 30 2026

for waters within five nautical miles of shore on lake michigan


lmz646-301600-
wind point wi to winthrop harbor il-
710 am cdt thu apr 30 2026

.today...northwest wind 5 to 10 knots veering east late in the
afternoon. patchy frost in the morning. chance of showers early
in the afternoon. rain showers likely late in the afternoon.
waves around 1 foot. 
.tonight...southeast wind 5 to 10 knots veering south late in the
evening, then veering northwest after midnight becoming northwest
5 to 10 knots early in the morning. rain showers likely through
around midnight, then chance of showers after midnight. waves
around 1 foot. 
.friday...north wind 10 to 15 knots becoming northeast 5 to
10 knots in the afternoon. slight chance of showers. waves 1 to
2 feet. 
.friday night...east wind 5 to 10 knots backing northeast after
midnight, then backing north early in the morning. partly cloudy.
waves around 1 foot. 

$$

fzus53 kmkx 301210
nshmkx
expires:202604301600;;781484

nearshore marine forecast
national weather service milwaukee/sullivan wi
710 am cdt thu apr 30 2026

for waters within five nautical miles of shore on lake michigan


lmz643-301600-
sheboygan to port washington wi-
710 am cdt thu apr 30 2026

.today...northwest wind 5 to 10 knots veering north late in the
morning, then veering east early in the afternoon veering
southeast late in the afternoon. patchy frost in the morning.
slight chance of showers late in the morning. chance of showers
in the afternoon. waves around 1 foot. 
.tonight...south wind 5 to 10 knots veering southwest late in the
evening, then veering northwest after midnight becoming north
10 to 15 knots early in the morning. rain showers likely through
around midnight, then chance of showers after midnight. waves
around 1 foot. 
.friday...north wind 10 to 15 knots becoming northeast 5 to
10 knots early in the afternoon, then veering east late in the
afternoon. slight chance of showers. waves around 1 foot. 
.friday night...east wind 5 to 10 knots backing northwest after
midnight. partly cloudy. waves around 1 foot. 

$$

fzus53 kmkx 301210
nshmkx
expires:202604301600;;781485

nearshore marine forecast
national weather service milwaukee/sullivan wi
710 am cdt thu apr 30 2026

for waters within five nautical miles of shore on lake michigan


lmz644-301600-
port washington to north point light wi-
710 am cdt thu apr 30 2026

.today...northwest wind 5 to 10 knots veering southeast late in
the afternoon. patchy fog in the morning. chance of showers early
in the afternoon. rain showers likely late in the afternoon.
waves around 1 foot. 
.tonight...southeast wind 5 to 10 knots veering southwest late in
the evening, then veering northwest after midnight becoming north
10 to 15 knots early in the morning. rain showers likely through
around midnight, then chance of showers after midnight. waves
around 1 foot. 
.friday...north wind 10 to 15 knots becoming northeast 5 to
10 knots early in the afternoon, then veering east late in the
afternoon. slight chance of showers. waves around 1 foot. 
.friday night...east wind 5 to 10 knots backing northwest early
in the morning. partly cloudy. waves around 1 foot. 

$$

fzus53 kmkx 301210
nshmkx
expires:202604301600;;781486

nearshore marine forecast
national weather service milwaukee/sullivan wi
710 am cdt thu apr 30 2026

for waters within five nautical miles of shore on lake michigan


lmz645-301600-
north point light to wind point wi-
710 am cdt thu apr 30 2026

.today...northwest wind 5 to 10 knots veering east late in the
afternoon. rain showers likely in the afternoon. waves around
1 foot. 
.tonight...southeast wind 5 to 10 knots veering southwest late in
the evening, then veering northwest after midnight rising to
10 to 15 knots early in the morning. rain showers likely through
around midnight, then chance of showers after midnight. waves
around 1 foot. 
.friday...north wind 10 to 15 knots becoming northeast 5 to
10 knots in the afternoon. slight chance of showers in the
morning. waves 1 to 2 feet. 
.friday night...east wind 5 to 10 knots backing north early in
the morning. partly cloudy. waves around 1 foot. 

$$