fzus53 kapx 191819
nshapx
expires:202604200230;;647409

nearshore marine forecast
national weather service gaylord mi
219 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.


lmz346-200230-
manistee to point betsie mi-
219 pm edt sun apr 19 2026

...small craft advisory in effect through late tonight...

.tonight...north wind 10 to 15 knots. partly cloudy. 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 191928
nshgrb
expires:202604200415;;652393

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

for waters within five nautical miles of shore on lake michigan


lmz542-543-200415-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
228 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 in the afternoon. waves 2 ft or 
less building to 3 to 5 ft in the afternoon. sunny in the morning 
then becoming partly cloudy. a small craft advisory may be needed
by late afternoon.
.monday night...s wind 15 to 25 kts with gusts 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 4 to 7 ft subsiding to 2 to 4 ft in the 
afternoon. sunny. 

$$

fzus53 kgrr 191823
nshgrr
expires:202604200800;;647742

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

for waters within five nautical miles of shore on lake michigan


lmz845-200800-
south haven to holland mi-
223 pm edt sun apr 19 2026

.through early evening...northwest winds 15 to 20 knots. mostly
sunny with a slight chance of rain showers. waves 2 to 4 feet. 
.tonight...north winds 10 to 20 knots veering northeast after
midnight. mostly clear. waves 2 to 4 feet.
.monday...northeast winds 5 to 10 knots backing northwest in the
late morning and early afternoon, then backing west early in the
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
1 to 2 feet building to 2 to 4 feet after midnight. 
.tuesday...southwest winds 15 to 25 knots. mostly sunny. waves 3 to
5 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
2 feet. 
.friday...south winds 20 to 25 knots veering southwest early in the
afternoon. rain showers likely. waves 3 to 5 feet. 

$$

fzus53 kgrr 191823
nshgrr
expires:202604200800;;647743

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

for waters within five nautical miles of shore on lake michigan


lmz844-200800-
st joseph to south haven mi-
223 pm edt sun apr 19 2026

.through early evening...northwest winds 15 to 25 knots. mostly
sunny with a slight chance of rain showers. waves 2 to 3 feet. 
.tonight...north winds 10 to 20 knots veering northeast after
midnight. mostly clear. waves 2 to 3 feet. 
.monday...east winds 5 to 10 knots backing northwest in the late
morning and early afternoon, then backing west early in the
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
4 feet.
.tuesday night...southwest winds around 10 knots veering north after
midnight. partly cloudy. 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 around
1 foot. 
.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 191823
nshgrr
expires:202604200800;;647741

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

for waters within five nautical miles of shore on lake michigan


lmz846-200800-
holland to grand haven mi-
223 pm edt sun apr 19 2026

.through early evening...northwest winds around 20 knots. mostly
sunny with a slight chance of rain showers. waves 2 to 4 feet. 
.tonight...north winds 10 to 20 knots veering northeast after
midnight. mostly clear. waves 2 to 4 feet subsiding to 1 to 3 feet
in the late evening and overnight. 
.monday...northeast winds 5 to 10 knots backing northwest in the
late morning and early afternoon, then backing west early in the
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 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. 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
3 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 191823
nshgrr
expires:202604200800;;647740

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

for waters within five nautical miles of shore on lake michigan


lmz847-200800-
grand haven to whitehall mi-
223 pm edt sun apr 19 2026

.through early evening...northwest winds around 20 knots. partly
sunny. waves 2 to 4 feet. 
.tonight...north winds 10 to 20 knots veering northeast 5 to
15 knots after midnight. mostly clear. waves 2 to 4 feet subsiding
to 1 to 3 feet in the late evening and overnight. 
.monday...north winds 5 to 10 knots backing west in the late morning
and early afternoon, then backing southwest early in the 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. 
.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 3 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 2 to 4 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 191823
nshgrr
expires:202604200800;;647739

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

for waters within five nautical miles of shore on lake michigan


lmz848-200800-
whitehall to pentwater mi-
223 pm edt sun apr 19 2026

.through early evening...north winds 15 to 20 knots. partly sunny.
waves 2 to 4 feet. 
.tonight...north winds 10 to 20 knots. partly cloudy. waves 2 to
3 feet. 
.monday...north winds 5 to 10 knots backing southwest 10 to 15 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 5 to 7 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 kgrr 191823
nshgrr
expires:202604200800;;647738

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

for waters within five nautical miles of shore on lake michigan


lmz849-200800-
pentwater to manistee mi-
223 pm edt sun apr 19 2026

.through early evening...north winds 15 to 20 knots. mostly sunny.
waves 2 to 4 feet. 
.tonight...north winds 10 to 20 knots. partly cloudy. waves 2 to
3 feet. 
.monday...northwest winds 10 to 20 knots backing southwest early in
the afternoon. sunny. waves 1 to 3 feet. 
.monday night...south winds 15 to 25 knots. partly cloudy. waves
2 to 3 feet building to 4 to 6 feet in the late evening and
overnight. 
.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 5 to 7 feet. 

$$

fzus53 kiwx 191941
nshiwx
expires:202604200215;;652799

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

for waters within five nautical miles of shore on lake michigan


lmz043-200215-
new buffalo mi to st joseph mi-
341 pm edt sun apr 19 2026

.tonight...north winds 10 knots or less becoming northeast.
isolated rain showers early. 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 1 to 2 feet. 
.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 kiwx 191941
nshiwx
expires:202604200215;;652798

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

for waters within five nautical miles of shore on lake michigan


lmz046-200215-
michigan city in to new buffalo mi-
341 pm edt sun apr 19 2026

.tonight...north winds 10 knots or less becoming northeast.
isolated rain showers early. 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 klot 191446
nshlot
expires:202604192115;;639572

nearshore marine forecast
national weather service chicago/romeoville il
946 am 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>742-192115-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
946 am cdt sun apr 19 2026

...small craft advisory in effect until 7 pm cdt this evening...

.rest of today...west winds 15 to 20 kt becoming northwest 20 to 
25 kt. chance of showers in the afternoon. waves 1 to 2 ft. 
.tonight...north winds 10 to 15 kt. slight chance of showers in
the evening. waves 1 to 3 ft. 
.monday...northeast 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 in the evening, then becoming
partly cloudy. waves 1 to 3 ft building to 2 to 4 ft.  

$$

fzus53 klot 191446
nshlot
expires:202604192115;;639573

nearshore marine forecast
national weather service chicago/romeoville il
946 am 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>745-192115-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
946 am cdt sun apr 19 2026

...small craft advisory in effect until 7 pm cdt this evening...

.rest of today...west winds 15 to 20 kt becoming northwest 20 to 
25 kt. chance of showers in the afternoon. waves 1 to 3 ft. 
.tonight...north winds 10 to 15 kt. chance of showers in the
evening. waves 1 to 3 ft. 
.monday...northeast winds around 10 kt becoming east. mostly
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.  

$$

fzus53 kmkx 191810
nshmkx
expires:202604192200;;647123

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

for waters within five nautical miles of shore on lake michigan


lmz645-192200-
north point light to wind point wi-
110 pm cdt sun apr 19 2026

.rest of today...northwest wind 10 to 15 knots. gusts up to
20 knots. mostly cloudy. waves 1 to 2 feet. 
.tonight...north wind 10 to 15 knots easing to 5 to 10 knots late
in the evening, then becoming northeast 10 to 15 knots after
midnight easing to 5 to 10 knots early in the morning. 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 early in the afternoon
becoming southeast 10 to 15 knots late in the afternoon. sunny.
waves 1 to 2 feet. 
.monday night...south wind 15 to 20 knots. mostly cloudy through
around midnight then becoming partly cloudy. waves 2 to 4 feet. 

$$

fzus53 kmkx 191810
nshmkx
expires:202604192200;;647124

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

for waters within five nautical miles of shore on lake michigan


lmz646-192200-
wind point wi to winthrop harbor il-
110 pm cdt sun apr 19 2026

.rest of today...northwest wind 10 to 15 knots. gusts up to
20 knots. scattered sprinkles. waves 1 to 2 feet. 
.tonight...north wind 10 to 15 knots easing to 5 to 10 knots late
in the evening, then becoming northeast 10 to 15 knots after
midnight easing to 5 to 10 knots early in the morning. 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 early in the afternoon
becoming southeast 10 to 15 knots late in the afternoon. sunny.
waves 1 to 2 feet. 
.monday night...southeast wind 10 to 15 knots veering south late
in the evening, then rising to 15 to 20 knots after midnight
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.

$$

fzus53 kmkx 191810
nshmkx
expires:202604192200;;647121

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

for waters within five nautical miles of shore on lake michigan


lmz643-192200-
sheboygan to port washington wi-
110 pm cdt sun apr 19 2026

.rest of today...northwest wind 10 to 15 knots veering north late
in the afternoon. gusts up to 20 knots. mostly cloudy. waves
around 1 foot. 
.tonight...north wind 10 to 15 knots veering northeast in the
late evening and early morning, then easing to 5 to 10 knots
early in the morning. partly cloudy. waves 1 to 2 feet. 
.monday...north wind 5 to 10 knots veering south late in the
morning, then rising to 10 to 15 knots early in the afternoon
rising to 15 to 20 knots late in the afternoon. sunny in the
morning then becoming partly sunny. waves 1 to 2 feet building to
2 to 4 feet late in the afternoon. 
.monday night...south wind 15 to 25 knots becoming 15 to 20 knots
late in the evening, then becoming south 15 to 20 knots after
midnight. mostly cloudy through around midnight then becoming
partly cloudy. waves 3 to 5 feet building to 4 to 6 feet in the
late evening and overnight. a small craft advisory may be needed.

$$

fzus53 kmkx 191810
nshmkx
expires:202604192200;;647122

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

for waters within five nautical miles of shore on lake michigan


lmz644-192200-
port washington to north point light wi-
110 pm cdt sun apr 19 2026

.rest of today...northwest wind 10 to 15 knots veering north late
in the afternoon. gusts up to 20 knots. mostly cloudy. waves 1 to
2 feet. 
.tonight...north wind 10 to 15 knots easing to 5 to 10 knots late
in the evening, then becoming northeast 10 to 15 knots after
midnight easing to 5 to 10 knots early in the morning. partly
cloudy. waves 1 to 2 feet. 
.monday...east wind 5 to 10 knots veering south late in the
morning, then becoming southeast 10 to 15 knots early in the
afternoon becoming south 15 to 20 knots late in the afternoon.
sunny in the morning then becoming partly sunny. waves 1 to
2 feet building to 2 to 4 feet late in the afternoon. 
.monday night...south wind 15 to 20 knots. mostly cloudy through
around midnight then becoming partly cloudy. waves 3 to 4 feet. 

$$