fzus53 kapx 211352
nshapx
expires:202604212200;;746663

nearshore marine forecast
national weather service gaylord mi
952 am edt tue apr 21 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.


lmz346-212200-
manistee to point betsie mi-
952 am edt tue apr 21 2026

...small craft advisory in effect until 11 am edt this morning...

.today...southwest wind 10 to 15 knots becoming west 5 to
10 knots early in the evening. sunny. waves 2 to 4 feet. 
.tonight...northeast wind 5 to 10 knots. mostly clear. waves
2 feet or less. 
.wednesday...light winds. sunny. waves 2 feet or less. 
.wednesday night...southeast wind 5 to 10 knots. mostly clear.
waves 2 feet or less. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kgrb 211336
nshgrb
expires:202604211600;;746164

nearshore marine forecast
national weather service green bay wi
836 am cdt tue apr 21 2026

for waters within five nautical miles of shore on lake michigan


lmz542-543-211600-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
836 am cdt tue apr 21 2026

...small craft advisory in effect until 1 pm cdt this afternoon...

.today...s wind 5 to 10 kts backing se early in the afternoon.
waves 3 to 5 ft. mostly sunny. 
.tonight...ne wind 10 to 15 kts. waves 1 to 3 ft. clear.
.wednesday...ne wind 5 to 10 kts veering e early in the
afternoon. waves 2 ft or less. sunny.
.wednesday night...se wind 10 to 15 kts. waves 2 ft or less.
mostly clear.  

$$

fzus53 klot 211413
nshlot
expires:202604212115;;747680

nearshore marine forecast
national weather service chicago/romeoville il
913 am cdt tue apr 21 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>745-212115-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
913 am cdt tue apr 21 2026

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

.rest of today...south winds 15 to 25 kt becoming southwest and 
increasing to 20 to 25 kt. chance of showers and thunderstorms in 
the afternoon. waves 1 to 3 ft. 
.tonight...southwest winds 10 to 20 kt becoming northwest 
overnight. chance of showers and thunderstorms in the evening. 
areas of fog overnight. waves 1 to 3 ft subsiding to around 1 ft.
.wednesday...north winds around 10 kt. areas of fog in the
morning. waves around 1 ft. 
.wednesday night...east winds around 10 kt becoming south
overnight. partly cloudy. waves around 1 ft.  

$$

fzus53 klot 211413
nshlot
expires:202604212115;;747678

nearshore marine forecast
national weather service chicago/romeoville il
913 am cdt tue apr 21 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.


lmz740-212115-
winthrop harbor to wilmette harbor il-
913 am cdt tue apr 21 2026

.rest of today...south winds 15 to 25 kt becoming southwest in 
the afternoon. chance of showers and thunderstorms in the 
afternoon. waves 2 to 4 ft.
.tonight...west winds 10 to 15 kt becoming north overnight.
patchy fog in the evening, then areas of fog overnight. waves
1 to 2 ft. 
.wednesday...north winds around 10 kt becoming northeast in the
afternoon. areas of fog in the morning, then patchy fog in the
afternoon. waves 1 to 2 ft. 
.wednesday night...southeast winds around 10 kt becoming south
overnight. partly cloudy. waves 1 to 2 ft.  

$$

fzus53 klot 211413
nshlot
expires:202604212115;;747679

nearshore marine forecast
national weather service chicago/romeoville il
913 am cdt tue apr 21 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.


lmz741-742-212115-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
913 am cdt tue apr 21 2026

...small craft advisory in effect until 4 pm cdt this afternoon...

.rest of today...south winds 15 to 20 kt becoming southwest and 
increasing to 20 to 25 kt, then diminishing to 15 to 20 kt late in
the afternoon. chance of showers and thunderstorms in the 
afternoon. waves 1 to 3 ft. 
.tonight...southwest winds 10 to 15 kt becoming northwest
overnight. slight chance of showers and thunderstorms in the
evening. patchy fog in the evening, then areas of fog overnight.
waves 1 to 2 ft. 
.wednesday...north winds around 10 kt becoming northeast in the
afternoon. areas of fog in the morning, then patchy fog in the
afternoon. waves 1 to 2 ft. 
.wednesday night...southeast winds around 10 kt becoming south
overnight. mostly cloudy in the evening, then becoming partly
cloudy. waves 1 to 2 ft.  

$$

fzus53 kmkx 211410
nshmkx
expires:202604212200;;747647

nearshore marine forecast
national weather service milwaukee/sullivan wi
910 am cdt tue apr 21 2026

for waters within five nautical miles of shore on lake michigan


lmz646-212200-
wind point wi to winthrop harbor il-
910 am cdt tue apr 21 2026

.rest of today...southwest wind 10 to 15 knots with gusts to
around 20 knots becoming southwest 10 to 15 knots late in the
afternoon. chance of showers early in the afternoon. slight
chance of thunderstorms in the afternoon. chance of sprinkles
late in the afternoon. waves 2 to 4 feet subsiding to 1 to 2 feet
in the afternoon. 
.tonight...southwest wind 5 to 10 knots veering north early in
the morning. patchy fog after midnight. waves around 1 foot. 
.wednesday...north wind 5 to 10 knots veering east late in the
afternoon. patchy fog in the morning. waves around 1 foot. 
.wednesday night...southeast wind 5 to 10 knots veering south
early in the morning. partly cloudy. waves around 1 foot. 

$$

fzus53 kmkx 211410
nshmkx
expires:202604212200;;747644

nearshore marine forecast
national weather service milwaukee/sullivan wi
910 am cdt tue apr 21 2026

for waters within five nautical miles of shore on lake michigan


lmz643-212200-
sheboygan to port washington wi-
910 am cdt tue apr 21 2026

.rest of today...southwest wind 10 to 15 knots backing south
early in the afternoon, then becoming southeast 5 to 10 knots
late in the afternoon. chance of sprinkles late in the morning
and early afternoon. waves 3 to 4 feet. 
.tonight...northeast wind 5 to 10 knots backing north late in the
evening, then rising to 10 to 15 knots after midnight easing to
5 to 10 knots early in the morning. mostly clear. waves 1 to
2 feet. 
.wednesday...north wind 5 to 10 knots veering east late in the
afternoon. sunny. waves 1 to 2 feet. 
.wednesday night...southeast wind 5 to 10 knots veering south
after midnight, then rising to 10 to 15 knots early in the
morning. partly cloudy. waves around 1 foot. 

$$

fzus53 kmkx 211410
nshmkx
expires:202604212200;;747645

nearshore marine forecast
national weather service milwaukee/sullivan wi
910 am cdt tue apr 21 2026

for waters within five nautical miles of shore on lake michigan


lmz644-212200-
port washington to north point light wi-
910 am cdt tue apr 21 2026

.rest of today...southwest wind 10 to 15 knots backing south late
in the afternoon. chance of sprinkles early in the afternoon.
waves 2 to 4 feet subsiding to 1 to 2 feet in the afternoon. 
.tonight...northeast wind 5 to 10 knots backing north late in the
evening, then becoming north 5 to 10 knots after midnight. mostly
clear. waves around 1 foot. 
.wednesday...north wind 5 to 10 knots veering east late in the
afternoon. sunny. waves around 1 foot. 
.wednesday night...southeast wind 5 to 10 knots veering south
after midnight. partly cloudy. waves around 1 foot. 

$$

fzus53 kmkx 211410
nshmkx
expires:202604212200;;747646

nearshore marine forecast
national weather service milwaukee/sullivan wi
910 am cdt tue apr 21 2026

for waters within five nautical miles of shore on lake michigan


lmz645-212200-
north point light to wind point wi-
910 am cdt tue apr 21 2026

.rest of today...southwest wind 10 to 15 knots with gusts to
around 20 knots becoming southwest 10 to 15 knots in the
afternoon. chance of showers and slight chance of thunderstorms
early in the afternoon. waves 2 to 4 feet subsiding to 1 to
2 feet in the afternoon. 
.tonight...west wind 5 to 10 knots veering north early in the
morning. mostly clear. waves around 1 foot. 
.wednesday...north wind 5 to 10 knots veering east late in the
afternoon. sunny. waves around 1 foot. 
.wednesday night...southeast wind 5 to 10 knots veering south
early in the morning. partly cloudy. waves around 1 foot. 

$$