fzus53 kapx 200117
nshapx
expires:202604200930;;664816

nearshore marine forecast
national weather service gaylord mi
917 pm edt sun apr 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.


lmz346-200930-
manistee to point betsie mi-
917 pm edt sun apr 19 2026

...small craft advisory in effect until 5 am edt monday...

.overnight...northwest wind 10 to 15 knots. mostly clear. waves
2 to 3 feet. 
.monday...southwest wind 10 to 15 knots. mostly sunny. waves
2 feet or less. 
.monday night...south wind 10 to 20 knots. mostly cloudy. waves
3 to 5 feet. 
.tuesday...southwest wind 15 to 20 knots. sunny. waves 3 to
5 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kgrb 200137
nshgrb
expires:202604200400;;665251

nearshore marine forecast
national weather service green bay wi
836 pm cdt sun apr 19 2026

for waters within five nautical miles of shore on lake michigan


lmz542-543-200400-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
836 pm cdt sun apr 19 2026

.tonight...n wind 10 to 15 kts backing nw 5 to 10 kts after
midnight. waves 2 ft or less. partly cloudy in the evening then
clearing. 
.monday...sw wind 5 to 10 kts backing s 10 to 15 kts mid-day,
then increasing to 15 to 25 kts early in the afternoon. waves
2 ft or less building to 4 to 7 ft in the afternoon. sunny in the
morning then becoming partly cloudy. 
.monday night...s wind to 30 kts decreasing to 10 to 20 kts after
midnight. waves 4 to 7 ft. mostly cloudy in the evening then
becoming partly cloudy. 
.tuesday...s wind 10 to 15 kts backing se 5 to 10 kts early in
the afternoon. waves 3 to 5 ft. sunny. a small craft advisory may
be needed.  

$$

fzus53 kgrr 200213
nshgrr
expires:202604200900;;666612

nearshore marine forecast
national weather service grand rapids mi
1013 pm edt sun apr 19 2026

for waters within five nautical miles of shore on lake michigan


lmz846-200900-
holland to grand haven mi-
1013 pm edt sun apr 19 2026

.rest of tonight...northeast winds 10 to 15 knots. mostly clear.
waves 1 to 3 feet. 
.monday...east winds 5 to 10 knots veering southwest in the late
morning and afternoon. sunny. waves 1 foot or less. 
.monday night...south winds 10 to 20 knots increasing to 20 to
25 knots after midnight. partly cloudy. waves 2 to 3 feet building
to 3 to 5 feet after midnight. 
.tuesday...southwest winds 15 to 25 knots. mostly sunny. waves 3 to
5 feet. 
.tuesday night...southwest winds around 15 knots veering north in
the late evening and early morning, then veering northeast after
midnight. partly cloudy. waves 2 to 3 feet. 
.wednesday...northeast winds 5 to 10 knots backing northwest early
in the afternoon. sunny. waves 1 foot or less. 
.thursday...south winds 15 to 20 knots. mostly sunny. waves 2 to
4 feet.
.friday...south winds to 30 knots veering southwest 20 to 25 knots
early in the afternoon. rain showers likely. waves 5 to 7 feet. 

$$

fzus53 kgrr 200213
nshgrr
expires:202604200900;;666613

nearshore marine forecast
national weather service grand rapids mi
1013 pm edt sun apr 19 2026

for waters within five nautical miles of shore on lake michigan


lmz845-200900-
south haven to holland mi-
1013 pm edt sun apr 19 2026

.rest of tonight...northeast winds 10 to 15 knots. mostly clear.
waves 2 to 3 feet. 
.monday...east winds 5 to 10 knots backing west in the late morning
and afternoon. sunny. waves around 1 foot. 
.monday night...south winds 5 to 10 knots increasing to 15 to
25 knots in the late evening and overnight. partly cloudy. waves
2 to 3 feet. 
.tuesday...southwest winds 15 to 25 knots. mostly sunny. waves 2 to
4 feet. 
.tuesday night...southwest winds 10 to 15 knots veering northwest in
the late evening and early morning, then veering northeast after
midnight. partly cloudy. waves 1 to 3 feet. 
.wednesday...northeast winds 5 to 10 knots backing northwest early
in the afternoon. sunny. waves 1 foot or less. 
.thursday...south winds 15 to 20 knots. mostly sunny. waves 1 to
3 feet. 
.friday...south winds 20 to 25 knots veering southwest early in the
afternoon. rain showers likely. waves 3 to 5 feet. 

$$

fzus53 kgrr 200213
nshgrr
expires:202604200900;;666611

nearshore marine forecast
national weather service grand rapids mi
1013 pm edt sun apr 19 2026

for waters within five nautical miles of shore on lake michigan


lmz847-200900-
grand haven to whitehall mi-
1013 pm edt sun apr 19 2026

.rest of tonight...northeast winds 5 to 15 knots. mostly clear.
waves 1 to 3 feet. 
.monday...east winds 5 to 15 knots veering southwest in the late
morning and afternoon. sunny. waves around 1 foot. 
.monday night...south winds 15 to 25 knots. partly cloudy. waves
1 to 2 feet building to 4 to 6 feet in the late evening and
overnight. 
.tuesday...south winds to 30 knots veering southwest 15 to 20 knots
early in the afternoon. mostly sunny. waves 4 to 6 feet. 
.tuesday night...southwest winds around 15 knots veering north in
the late evening and early morning, then veering northeast after
midnight. mostly clear. waves 2 to 4 feet subsiding to 1 to 2 feet
in the late evening and overnight. 
.wednesday...northeast winds 5 to 10 knots backing northwest early
in the afternoon. sunny. waves 1 foot or less. 
.thursday...south winds 15 to 25 knots. mostly sunny. waves 1 to
3 feet building to 3 to 5 feet in the late morning and afternoon. 
.friday...south winds to 30 knots veering southwest 20 to 25 knots
early in the afternoon. rain showers likely. waves 6 to 8 feet. 

$$

fzus53 kgrr 200213
nshgrr
expires:202604200900;;666614

nearshore marine forecast
national weather service grand rapids mi
1013 pm edt sun apr 19 2026

for waters within five nautical miles of shore on lake michigan


lmz844-200900-
st joseph to south haven mi-
1013 pm edt sun apr 19 2026

.rest of tonight...northeast winds 10 to 15 knots. mostly clear.
waves 2 to 3 feet. 
.monday...east winds 5 to 10 knots backing northwest in the late
morning and afternoon. sunny. waves 1 to 2 feet. 
.monday night...southeast winds 5 to 10 knots veering south 10 to
20 knots in the late evening and overnight. partly cloudy. waves
1 to 3 feet. 
.tuesday...southwest winds 15 to 25 knots. mostly sunny. waves 2 to
3 feet. 
.tuesday night...southwest winds around 10 knots veering north after
midnight. partly cloudy with a slight chance of rain showers. waves
1 to 2 feet. 
.wednesday...northeast winds around 10 knots backing northwest early
in the afternoon. sunny. waves 1 foot or less. 
.thursday...south winds 10 to 20 knots. mostly sunny. waves 1 to
2 feet. 
.friday...south winds 20 to 25 knots veering southwest 15 to
20 knots early in the afternoon. rain showers likely. waves 2 to
4 feet. 

$$

fzus53 kgrr 200213
nshgrr
expires:202604200900;;666609

nearshore marine forecast
national weather service grand rapids mi
1013 pm edt sun apr 19 2026

for waters within five nautical miles of shore on lake michigan


lmz849-200900-
pentwater to manistee mi-
1013 pm edt sun apr 19 2026

.rest of tonight...northeast winds 10 to 20 knots. mostly clear.
waves 2 to 3 feet. 
.monday...west winds 5 to 10 knots backing southwest 10 to 20 knots
in the late morning and afternoon. sunny. waves 1 to 3 feet. 
.monday night...south winds 15 to 25 knots. partly cloudy. waves
3 to 5 feet. 
.tuesday...south winds 15 to 25 knots veering southwest 10 to
15 knots early in the afternoon. sunny. waves 4 to 6 feet. 
.tuesday night...northwest winds 5 to 10 knots veering northeast in
the late evening and overnight. mostly clear. waves 2 to 4 feet
subsiding to 1 to 3 feet in the late evening and overnight. 
.wednesday...northeast winds 5 to 10 knots backing north early in
the afternoon. sunny. waves around 1 foot. 
.thursday...south winds 15 to 25 knots. partly sunny. waves 2 to
3 feet building to 3 to 5 feet in the late morning and afternoon. 
.friday...south winds to 30 knots veering southwest 15 to 25 knots
early in the afternoon. rain showers likely. waves 6 to 8 feet. 

$$

fzus53 kgrr 200213
nshgrr
expires:202604200900;;666610

nearshore marine forecast
national weather service grand rapids mi
1013 pm edt sun apr 19 2026

for waters within five nautical miles of shore on lake michigan


lmz848-200900-
whitehall to pentwater mi-
1013 pm edt sun apr 19 2026

.rest of tonight...northeast winds 5 to 15 knots. mostly clear.
waves 1 to 3 feet. 
.monday...southeast winds 5 to 10 knots veering southwest in the
late morning and early afternoon, then increasing to 10 to 20 knots
early in the afternoon. sunny. waves 1 to 2 feet. 
.monday night...south winds 15 to 25 knots. partly cloudy. waves
1 to 3 feet building to 4 to 6 feet in the late evening and
overnight. 
.tuesday...south winds 15 to 25 knots. sunny. waves 4 to 6 feet. 
.tuesday night...southwest winds 10 to 15 knots backing northeast in
the late evening and overnight. mostly clear. waves 2 to 4 feet
subsiding to 1 to 3 feet in the late evening and overnight. 
.wednesday...northeast winds around 10 knots backing northwest early
in the afternoon. sunny. waves 1 foot or less. 
.thursday...south winds 15 to 25 knots. partly sunny. waves 2 to
3 feet building to 3 to 5 feet in the late morning and afternoon. 
.friday...south winds to 30 knots veering southwest 20 to 25 knots
early in the afternoon. rain showers likely. waves 6 to 8 feet. 

$$

fzus53 kiwx 200133
nshiwx
expires:202604201000;;665114

nearshore marine forecast
national weather service northern indiana
933 pm edt sun apr 19 2026

for waters within five nautical miles of shore on lake michigan


lmz046-201000-
michigan city in to new buffalo mi-
933 pm edt sun apr 19 2026

.rest of tonight...north winds 10 knots or less becoming
northeast. clearing skies. waves 1 to 2 feet.
.monday...northeast winds less than 10 knots. sunny. waves 1 to
2 feet. 
.monday night...east winds 10 knots or less becoming south 10 to
15 knots. partly cloudy. waves 1 to 2 feet. 
.tuesday...south winds 15 to 20 knots becoming southwest 10 to
15 knots. mostly sunny. waves 1 to 2 feet. 

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

$$

fzus53 kiwx 200133
nshiwx
expires:202604201000;;665115

nearshore marine forecast
national weather service northern indiana
933 pm edt sun apr 19 2026

for waters within five nautical miles of shore on lake michigan


lmz043-201000-
new buffalo mi to st joseph mi-
933 pm edt sun apr 19 2026

.rest of tonight...north winds 10 knots or less becoming
northeast. clearing skies. waves around 2 feet.
.monday...east winds less than 10 knots. sunny. waves 1 to
2 feet. 
.monday night...east winds 10 knots or less becoming south 10 to
15 knots. partly cloudy. waves 2 feet or less. 
.tuesday...south winds 15 to 20 knots becoming southwest 10 to
15 knots. mostly sunny. waves 1 to 3 feet. 

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

$$

fzus53 klot 200006 aaa
nshlot
expires:202604200315;;662437

nearshore marine forecast...updated
national weather service chicago/romeoville il
706 pm cdt sun apr 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>742-200315-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
706 pm cdt sun apr 19 2026

.tonight...northeast winds 10 to 15 kt. slight chance of showers
in the evening. waves 2 to 4 ft subsiding to 1 to 3 ft. 
.monday...east winds 10 to 15 kt becoming southeast in the
afternoon. mostly sunny. waves 1 to 3 ft. 
.monday night...southeast winds 10 to 15 kt becoming south 15 to
20 kt overnight. mostly cloudy. waves building to 2 to 4 ft.
.tuesday...southwest winds 10 to 20 kt. partly cloudy. waves 2 to
4 ft subsiding to 1 to 2 ft.

$$

fzus53 klot 200006 aaa
nshlot
expires:202604200315;;662438

nearshore marine forecast...updated
national weather service chicago/romeoville il
706 pm cdt sun apr 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>745-200315-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
706 pm cdt sun apr 19 2026

.tonight...northeast winds 10 to 15 kt. slight chance of showers
in the evening. waves 2 to 4 ft subsiding to 1 to 3 ft.
.monday...east winds 5 to 10 kt becoming northeast. sunny. waves 
1 to 2 ft. 
.monday night...southeast winds 10 to 15 kt becoming south 15 to
20 kt overnight. partly cloudy. waves 1 to 3 ft. 
.tuesday...southwest winds 15 to 20 kt. partly cloudy. waves 1 to
3 ft.  

$$

fzus53 kmkx 200210
nshmkx
expires:202604201000;;666478

nearshore marine forecast
national weather service milwaukee/sullivan wi
910 pm cdt sun apr 19 2026

for waters within five nautical miles of shore on lake michigan


lmz646-201000-
wind point wi to winthrop harbor il-
910 pm cdt sun apr 19 2026

.rest of tonight...northeast wind 5 to 10 knots. partly cloudy.
waves 1 to 2 feet. 
.monday...east wind 5 to 10 knots veering southeast late in the
morning, then rising to 10 to 15 knots in the afternoon. sunny.
waves 1 to 3 feet. 
.monday night...south wind 10 to 15 knots rising to 15 to
20 knots after midnight, then becoming south 15 to 20 knots early
in the morning. mostly cloudy through around midnight then
becoming partly cloudy. waves 1 to 3 feet building to 2 to 4 feet
in the late evening and overnight. 
.tuesday...south wind 15 to 20 knots becoming southwest 10 to
15 knots in the late morning and afternoon. mostly sunny. waves
2 to 4 feet subsiding to 1 to 2 feet in the afternoon. 

$$

fzus53 kmkx 200210
nshmkx
expires:202604201000;;666477

nearshore marine forecast
national weather service milwaukee/sullivan wi
910 pm cdt sun apr 19 2026

for waters within five nautical miles of shore on lake michigan


lmz645-201000-
north point light to wind point wi-
910 pm cdt sun apr 19 2026

.rest of tonight...northeast wind 5 to 10 knots veering east
early in the morning. partly cloudy. waves 1 to 2 feet. 
.monday...southeast wind 5 to 10 knots rising to 10 to 15 knots
early in the afternoon, then rising to 15 to 20 knots late in the
afternoon. sunny. waves 1 to 3 feet. 
.monday night...south wind 15 to 20 knots. mostly cloudy through
around midnight then becoming partly cloudy. waves 2 to 4 feet. 
.tuesday...south wind 15 to 20 knots becoming southwest 10 to
15 knots in the late morning and early afternoon, then easing to
5 to 10 knots late in the afternoon. mostly sunny. waves 2 to
4 feet subsiding to 1 to 2 feet in the afternoon. 

$$

fzus53 kmkx 200210
nshmkx
expires:202604201000;;666476

nearshore marine forecast
national weather service milwaukee/sullivan wi
910 pm cdt sun apr 19 2026

for waters within five nautical miles of shore on lake michigan


lmz644-201000-
port washington to north point light wi-
910 pm cdt sun apr 19 2026

.rest of tonight...northeast wind 5 to 10 knots veering east
early in the morning. partly cloudy. waves 1 to 2 feet. 
.monday...southeast wind 5 to 10 knots rising to 10 to 15 knots
early in the afternoon, then becoming south 15 to 20 knots late
in the afternoon. sunny. waves 1 to 2 feet building to 2 to
4 feet late in the afternoon. 
.monday night...south wind 15 to 20 knots. partly cloudy. waves
3 to 4 feet. 
.tuesday...south wind 10 to 15 knots veering southwest late in
the morning, then becoming southwest 10 to 15 knots early in the
afternoon easing to 5 to 10 knots late in the afternoon. mostly
sunny. waves 2 to 4 feet subsiding to 1 to 2 feet in the
afternoon. 

$$

fzus53 kmkx 200210
nshmkx
expires:202604201000;;666475

nearshore marine forecast
national weather service milwaukee/sullivan wi
910 pm cdt sun apr 19 2026

for waters within five nautical miles of shore on lake michigan


lmz643-201000-
sheboygan to port washington wi-
910 pm cdt sun apr 19 2026

.rest of tonight...northeast wind 5 to 10 knots rising to 10 to
15 knots after midnight, then becoming east 5 to 10 knots early
in the morning. mostly cloudy just before midnight then clearing.
waves 1 to 2 feet. 
.monday...south wind 5 to 10 knots becoming 5 to 15 knots late in
the morning, then rising to 10 to 20 knots early in the afternoon
becoming 15 to 20 knots late in the afternoon. sunny. waves 1 to
2 feet building to 2 to 4 feet late in the afternoon. 
.monday night...south wind 15 to 20 knots. gusts up to 25 knots.
mostly cloudy through around midnight then becoming partly
cloudy. waves 3 to 5 feet building to 4 to 6 feet late in the
evening, then subsiding to 3 to 5 feet after midnight subsiding
to 3 to 4 feet early in the morning. 
.tuesday...south wind 10 to 20 knots becoming 10 to 15 knots late
in the morning, then becoming southwest 5 to 10 knots early in
the afternoon backing south late in the afternoon. sunny. waves
3 to 4 feet. 

$$