fzus53 kapx 190523
nshapx
expires:202604191930;;617255

nearshore marine forecast
national weather service gaylord mi
123 am 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.


lmz346-191930-
manistee to point betsie mi-
123 am edt sun apr 19 2026

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

.today...northwest wind 15 to 20 knots. slight chance of snow
showers in the morning. waves 2 to 3 feet. 
.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
4 to 6 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kgrb 191337
nshgrb
expires:202604191600;;637079

nearshore marine forecast
national weather service green bay wi
837 am cdt sun apr 19 2026

for waters within five nautical miles of shore on lake michigan


lmz542-543-191600-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
837 am cdt sun apr 19 2026

.today...nw wind 10 to 15 kts veering n early in the afternoon.
waves 2 ft or less. a chance of sprinkles in the afternoon. 
.tonight...n wind 10 to 15 kts. 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 3 to 5 ft in the afternoon. mostly sunny
in the morning then becoming partly cloudy. a small craft
advisory may be needed. 
.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.  

$$

fzus53 kgrr 191138
nshgrr
expires:202604192000;;633478

nearshore marine forecast
national weather service grand rapids mi
738 am edt sun apr 19 2026

for waters within five nautical miles of shore on lake michigan


lmz847-192000-
grand haven to whitehall mi-
738 am edt sun apr 19 2026

...small craft advisory in effect until 2 pm edt this afternoon...

.today...west winds 20 to 25 knots veering northwest early in the
afternoon. mostly sunny with a slight chance of rain and snow
showers. waves 2 to 4 feet. 
.tonight...north winds 10 to 20 knots veering northeast after
midnight. mostly clear. waves 1 to 3 feet.
.monday...north winds 5 to 10 knots backing southwest 10 to 15 knots
in the late morning and afternoon. sunny. waves around 1 foot. 
.monday night...south winds to 30 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. sunny. waves 4 to 6 feet. 
.wednesday...northeast winds 5 to 10 knots backing west early in the
afternoon. sunny. waves 1 foot or less. 
.thursday...south winds 15 to 20 knots. partly sunny. waves 1 to
3 feet building to 2 to 4 feet in the late morning and afternoon. 

$$

fzus53 kgrr 191138
nshgrr
expires:202604192000;;633476

nearshore marine forecast
national weather service grand rapids mi
738 am edt sun apr 19 2026

for waters within five nautical miles of shore on lake michigan


lmz849-192000-
pentwater to manistee mi-
738 am edt sun apr 19 2026

...small craft advisory in effect until 2 pm edt this afternoon...

.today...west winds 15 to 20 knots veering north early in the
afternoon. partly sunny. a slight chance of snow showers in the
morning. waves 2 to 4 feet. 
.tonight...north winds 10 to 20 knots. partly cloudy. waves 2 to
3 feet. 
.monday...northwest winds 5 to 10 knots backing southwest 10 to
20 knots in the late morning and afternoon. mostly sunny. waves 1 to
3 feet. 
.monday night...south winds 15 to 25 knots. partly cloudy. waves
3 to 6 feet.
.tuesday...south winds 15 to 25 knots. sunny. waves 4 to 6 feet. 
.wednesday...northeast winds 5 to 10 knots backing northwest 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. 

$$

fzus53 kgrr 191138
nshgrr
expires:202604192000;;633477

nearshore marine forecast
national weather service grand rapids mi
738 am edt sun apr 19 2026

for waters within five nautical miles of shore on lake michigan


lmz848-192000-
whitehall to pentwater mi-
738 am edt sun apr 19 2026

...small craft advisory in effect until 2 pm edt this afternoon...

.today...west winds 20 to 25 knots veering northwest early in the
afternoon. mostly sunny. a slight chance of rain and snow showers in
the morning. 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
in the late morning and afternoon. mostly 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. 
.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. partly sunny. waves 2 to
3 feet building to 3 to 5 feet in the late morning and afternoon. 

$$

fzus53 kgrr 191138
nshgrr
expires:202604192000;;633481

nearshore marine forecast
national weather service grand rapids mi
738 am edt sun apr 19 2026

for waters within five nautical miles of shore on lake michigan


lmz844-192000-
st joseph to south haven mi-
738 am edt sun apr 19 2026

...small craft advisory in effect until 2 pm edt this afternoon...

.today...west winds around 20 knots veering northwest early in the
afternoon. sunny in the morning, then partly sunny with a slight
chance of rain showers in the afternoon. 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 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. sunny. waves 2 to 4 feet.
.wednesday...northeast winds 5 to 10 knots backing north early in
the afternoon. sunny. waves 1 foot or less. 
.thursday...south winds 15 to 20 knots. mostly sunny. waves around
1 foot. 

$$

fzus53 kgrr 191138
nshgrr
expires:202604192000;;633480

nearshore marine forecast
national weather service grand rapids mi
738 am edt sun apr 19 2026

for waters within five nautical miles of shore on lake michigan


lmz845-192000-
south haven to holland mi-
738 am edt sun apr 19 2026

...small craft advisory in effect until 2 pm edt this afternoon...

.today...west winds 20 to 25 knots veering northwest early in the
afternoon. sunny in the morning, then partly sunny with a slight
chance of rain showers in the afternoon. waves 2 to 4 feet. 
.tonight...north winds 10 to 20 knots becoming after midnight.
partly cloudy. 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. sunny. waves 3 to 5 feet.
.wednesday...northeast winds around 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. 

$$

fzus53 kgrr 191138
nshgrr
expires:202604192000;;633479

nearshore marine forecast
national weather service grand rapids mi
738 am edt sun apr 19 2026

for waters within five nautical miles of shore on lake michigan


lmz846-192000-
holland to grand haven mi-
738 am edt sun apr 19 2026

...small craft advisory in effect until 2 pm edt this afternoon...

.today...west winds 20 to 25 knots veering northwest early in the
afternoon. mostly sunny. a slight chance of rain showers in the
afternoon. waves 3 to 5 feet. 
.tonight...north winds 10 to 20 knots becoming 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 afternoon. sunny. waves around 1 foot. 
.monday night...south winds 10 to 15 knots increasing to 15 to
25 knots in the late evening and overnight. partly cloudy. waves
2 to 3 feet building to 3 to 5 feet after midnight. 
.tuesday...southwest winds 15 to 25 knots. sunny. waves 4 to 6 feet.
.wednesday...northeast winds 5 to 10 knots backing west early in the
afternoon. sunny. waves 1 foot or less. 
.thursday...south winds 15 to 20 knots. partly sunny. waves 2 to
3 feet. 

$$

fzus53 kiwx 190753
nshiwx
expires:202604191415;;624870

nearshore marine forecast
national weather service northern indiana
353 am edt sun apr 19 2026

for waters within five nautical miles of shore on lake michigan


lmz043-191415-
new buffalo mi to st joseph mi-
353 am edt sun apr 19 2026

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

.today...west winds 10 to 15 knots becoming northwest. gusts up
to 25 knots. a chance of showers this afternoon. waves 2 to
3 feet. 
.tonight...northwest winds 5 to 15 knots becoming north. gusts up
to 25 knots. a chance of rain showers in the evening. waves
around 2 feet. 
.monday...north winds 10 knots or less. 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. 

the water temperature at st. joseph is 51 degrees and at michigan
city is 48 degrees.

$$

fzus53 kiwx 190753
nshiwx
expires:202604191415;;624869

nearshore marine forecast
national weather service northern indiana
353 am edt sun apr 19 2026

for waters within five nautical miles of shore on lake michigan


lmz046-191415-
michigan city in to new buffalo mi-
353 am edt sun apr 19 2026

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

.today...southwest winds 10 to 15 knots becoming northwest. gusts
up to 25 knots. a chance of rain showers this afternoon. waves
1 to 2 feet. 
.tonight...north winds 5 to 15 knots. gusts up to 25 knots. a
chance of rain showers in the evening. waves 1 to 2 feet. 
.monday...northeast winds 5 to 10 knots becoming light and
variable. 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. 

the water temperature at st. joseph is 51 degrees and at michigan
city is 48 degrees.

$$

fzus53 klot 190824
nshlot
expires:202604191530;;626436

nearshore marine forecast
national weather service chicago/romeoville il
324 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>742-191530-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
324 am cdt sun apr 19 2026

...small craft advisory in effect from 11 am cdt this morning
through this evening...

.today...west winds 10 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 190824
nshlot
expires:202604191530;;626437

nearshore marine forecast
national weather service chicago/romeoville il
324 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>745-191530-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
324 am cdt sun apr 19 2026

...small craft advisory in effect from 11 am cdt this morning
through this evening...

.today...west winds 10 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 191210
nshmkx
expires:202604191600;;634718

nearshore marine forecast
national weather service milwaukee/sullivan wi
710 am cdt sun apr 19 2026

for waters within five nautical miles of shore on lake michigan


lmz643-191600-
sheboygan to port washington wi-
710 am cdt sun apr 19 2026

.today...west wind 10 to 15 knots veering north with gusts to
around 20 knots late in the afternoon. chance of showers and
slight chance of snow showers in the morning. chance of sprinkles
in the afternoon. waves 1 to 2 feet. 
.tonight...north wind 10 to 15 knots veering northeast late in
the evening, then becoming north 5 to 10 knots after midnight.
partly cloudy. waves 1 to 2 feet. 
.monday...west wind 5 to 10 knots backing 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. 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
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 191210
nshmkx
expires:202604191600;;634719

nearshore marine forecast
national weather service milwaukee/sullivan wi
710 am cdt sun apr 19 2026

for waters within five nautical miles of shore on lake michigan


lmz644-191600-
port washington to north point light wi-
710 am cdt sun apr 19 2026

.today...west wind 10 to 15 knots veering north with gusts to
around 20 knots late in the afternoon. chance of sprinkles
through the day. waves around 1 foot. 
.tonight...north wind 10 to 15 knots easing to 5 to 10 knots late
in the evening, then veering northeast after midnight. partly
cloudy. waves 1 to 2 feet. 
.monday...northwest wind 5 to 10 knots backing 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. 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. 

$$

fzus53 kmkx 191210
nshmkx
expires:202604191600;;634720

nearshore marine forecast
national weather service milwaukee/sullivan wi
710 am cdt sun apr 19 2026

for waters within five nautical miles of shore on lake michigan


lmz645-191600-
north point light to wind point wi-
710 am cdt sun apr 19 2026

.today...west wind 10 to 15 knots veering northwest with gusts to
around 20 knots late in the afternoon. chance of sprinkles late
in the morning. slight chance of showers early in the afternoon,
then chance of sprinkles late in the afternoon. waves around
1 foot. 
.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 in the afternoon. sunny.
waves 1 to 2 feet. 
.monday night...southeast wind 15 to 20 knots veering south early
in the morning. mostly cloudy through around midnight then
becoming partly cloudy. waves 3 to 4 feet. 

$$

fzus53 kmkx 191210
nshmkx
expires:202604191600;;634721

nearshore marine forecast
national weather service milwaukee/sullivan wi
710 am cdt sun apr 19 2026

for waters within five nautical miles of shore on lake michigan


lmz646-191600-
wind point wi to winthrop harbor il-
710 am cdt sun apr 19 2026

.today...west wind 10 to 15 knots veering northwest with gusts to
around 20 knots late in the afternoon. chance of sprinkles late
in the morning. slight chance of showers early in the afternoon,
then chance of showers late in the afternoon. waves around
1 foot. 
.tonight...north wind 10 to 15 knots easing to 5 to 10 knots late
in the evening, then becoming north 5 to 10 knots after midnight
veering northeast early in the morning. partly cloudy. waves 1 to
2 feet. 
.monday...northeast 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 2 feet. 
.monday night...southeast wind 10 to 15 knots becoming south
15 to 20 knots in the late evening and overnight. mostly cloudy
through around midnight then becoming partly cloudy. waves 1 to
3 feet building to 3 to 4 feet in the late evening and overnight.

$$