fzus53 kapx 270810
nshapx
expires:202604271930;;600855

nearshore marine forecast
national weather service gaylord mi
410 am edt mon apr 27 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.


lmz346-271930-
manistee to point betsie mi-
410 am edt mon apr 27 2026

...small craft advisory in effect from 11 am edt this morning
through tuesday afternoon...

.today...southeast wind 15 to 20 knots. rain showers likely and
slight chance of thunderstorms in the afternoon. waves 2 to
3 feet. 
.tonight...south wind 15 to 25 knots. rain showers and a chance
of thunderstorms. waves 4 to 7 feet. 
.tuesday...west wind 15 to 20 knots. partly sunny. waves 4 to
7 feet. 
.tuesday night...light winds. mostly cloudy. waves 2 feet or
less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kgrb 271413
nshgrb
expires:202604272200;;613957

nearshore marine forecast
national weather service green bay wi
913 am cdt mon apr 27 2026

for waters within five nautical miles of shore on lake michigan


lmz542-543-272200-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
913 am cdt mon apr 27 2026

...small craft advisory in effect through tuesday afternoon...

.this afternoon...se wind to 30 kts with gale force gusts to
around 35 kts. waves 6 to 10 ft. patchy fog. a chance of showers
early in the morning. rain showers likely and a chance of
thunderstorms in the afternoon. 
.tonight...s wind to 30 kts veering sw 15 to 25 kts after
midnight. waves 6 to 10 ft. patchy fog in the evening. showers
and a chance of thunderstorms in the evening, then a chance of
showers after midnight. 
.tuesday...w wind 15 to 25 kts decreasing to 10 to 15 kts early
in the afternoon. waves 4 to 7 ft subsiding to 1 to 3 ft in the
afternoon. partly sunny. 
.tuesday night...nw wind 5 to 10 kts veering n in the late
evening and overnight. waves 2 ft or less. mostly cloudy.  

$$

fzus53 kgrr 271336
nshgrr
expires:202604272100;;612545

nearshore marine forecast
national weather service grand rapids mi
936 am edt mon apr 27 2026

for waters within five nautical miles of shore on lake michigan


lmz845-272100-
south haven to holland mi-
936 am edt mon apr 27 2026

...small craft advisory in effect through tuesday afternoon...

.rest of today...southeast winds 20 to 25 knots. rain showers likely
and a chance of thunderstorms in the afternoon. waves 2 to 3 feet. 
.tonight...south winds to 30 knots veering southwest after midnight.
rain showers and a chance of thunderstorms. waves 4 to 6 feet. 
.tuesday...west winds to 30 knots decreasing to 10 to 20 knots early
in the afternoon. partly sunny. waves 4 to 6 feet. 
.tuesday night...northwest winds 5 to 10 knots backing south in the
late evening and early morning, then backing north after midnight.
partly cloudy. waves 2 to 3 feet. 
.wednesday...north winds 10 to 20 knots backing northwest around
20 knots early in the afternoon. partly sunny. waves 1 to 2 feet
building to 2 to 4 feet early in the afternoon. 
.thursday...northwest winds 10 to 15 knots. mostly sunny. waves 1 to
2 feet. 
.friday...north winds 10 to 20 knots backing northwest 20 to
25 knots early in the afternoon. mostly sunny. waves 2 to 4 feet.

$$

fzus53 kgrr 271336
nshgrr
expires:202604272100;;612544

nearshore marine forecast
national weather service grand rapids mi
936 am edt mon apr 27 2026

for waters within five nautical miles of shore on lake michigan


lmz846-272100-
holland to grand haven mi-
936 am edt mon apr 27 2026

...small craft advisory in effect through tuesday afternoon...

.rest of today...southeast winds 20 to 25 knots. mostly cloudy. a
chance of showers and thunderstorms in the afternoon. waves 2 to
4 feet.
.tonight...south winds to 30 knots veering southwest after midnight.
rain showers and a chance of thunderstorms. waves 5 to 7 feet. 
.tuesday...west winds to 30 knots decreasing to 15 to 20 knots early
in the afternoon. mostly cloudy. waves 5 to 7 feet. 
.tuesday night...west winds 5 to 15 knots veering north after
midnight. partly cloudy. waves 2 to 4 feet subsiding to 1 to 2 feet
in the late evening and overnight. 
.wednesday...north winds 10 to 20 knots backing northwest around
20 knots early in the afternoon. partly sunny. waves 1 to 2 feet
building to 2 to 4 feet early in the afternoon. 
.thursday...northwest winds 10 to 15 knots. mostly sunny. waves 1 to
2 feet. 
.friday...north winds 10 to 20 knots becoming northwest around
25 knots early in the afternoon. mostly sunny. waves 2 to 4 feet.

$$

fzus53 kgrr 271336
nshgrr
expires:202604272100;;612543

nearshore marine forecast
national weather service grand rapids mi
936 am edt mon apr 27 2026

for waters within five nautical miles of shore on lake michigan


lmz847-272100-
grand haven to whitehall mi-
936 am edt mon apr 27 2026

...small craft advisory in effect through tuesday afternoon...

.rest of today...southeast winds to 30 knots. cloudy. a chance of
showers and thunderstorms in the afternoon. waves 2 to 3 feet
building to 3 to 5 feet early in the afternoon. 
.tonight...south winds to 30 knots. rain showers and a chance of
thunderstorms. waves 6 to 8 feet. 
.tuesday...west winds to 30 knots decreasing to 15 to 20 knots early
in the afternoon. partly sunny. waves 6 to 8 feet subsiding to 3 to
5 feet early in the afternoon. 
.tuesday night...west winds 5 to 15 knots veering north after
midnight. partly cloudy. waves 2 to 4 feet subsiding to 1 to 2 feet
in the late evening and overnight. 
.wednesday...north winds 10 to 20 knots backing northwest early in
the afternoon. partly sunny. waves 2 to 3 feet. 
.thursday...northwest winds 10 to 15 knots. mostly sunny. waves 1 to
2 feet. 
.friday...north winds 10 to 15 knots backing northwest 15 to
25 knots in the late morning and afternoon. mostly sunny. waves 2 to
4 feet.

$$

fzus53 kgrr 271336
nshgrr
expires:202604272100;;612542

nearshore marine forecast
national weather service grand rapids mi
936 am edt mon apr 27 2026

for waters within five nautical miles of shore on lake michigan


lmz848-272100-
whitehall to pentwater mi-
936 am edt mon apr 27 2026

...small craft advisory in effect through tuesday afternoon...

.rest of today...southeast winds to 30 knots. rain showers likely
and a chance of thunderstorms in the afternoon. waves 3 to 5 feet. 
.tonight...south winds to 30 knots. rain showers and a chance of
thunderstorms. waves 4 to 6 feet building to 6 to 9 feet in the late
evening and overnight. 
.tuesday...west winds to 30 knots decreasing to 15 to 20 knots early
in the afternoon. partly sunny. waves 6 to 8 feet subsiding to 3 to
5 feet early in the afternoon. 
.tuesday night...west winds 10 to 15 knots veering north after
midnight. partly cloudy. waves 2 to 3 feet subsiding to 1 to 2 feet
in the late evening and overnight. 
.wednesday...north winds 10 to 20 knots. partly sunny. waves 1 to
3 feet. 
.thursday...north winds 10 to 15 knots. mostly sunny. waves 1 to
2 feet. 
.friday...north winds 10 to 20 knots increasing to 20 to 25 knots
early in the afternoon. mostly sunny. waves 2 to 3 feet. 

$$

fzus53 kgrr 271336
nshgrr
expires:202604272100;;612546

nearshore marine forecast
national weather service grand rapids mi
936 am edt mon apr 27 2026

for waters within five nautical miles of shore on lake michigan


lmz844-272100-
st joseph to south haven mi-
936 am edt mon apr 27 2026

...small craft advisory in effect through tuesday afternoon...

.rest of today...southeast winds 20 to 25 knots. rain showers likely
and a chance of thunderstorms in the afternoon. waves 2 to 3 feet. 
.tonight...south winds to 30 knots veering southwest 20 to 25 knots
after midnight. rain showers likely and a chance of thunderstorms.
waves 3 to 5 feet. 
.tuesday...west winds 15 to 25 knots decreasing to 10 to 15 knots
early in the afternoon. partly sunny. waves 3 to 5 feet. 
.tuesday night...north winds 5 to 10 knots veering northeast in the
late evening and overnight. partly cloudy. waves 1 to 3 feet. 
.wednesday...north winds 10 to 20 knots increasing to around
20 knots early in the afternoon. partly sunny. waves 1 to 2 feet
building to 2 to 4 feet early in the afternoon. 
.thursday...northwest winds 10 to 15 knots. mostly sunny. waves 1 to
2 feet. 
.friday...north winds 10 to 20 knots increasing to around 20 knots
early in the afternoon. mostly sunny. waves 1 to 3 feet building to
2 to 4 feet early in the afternoon. 

$$

fzus53 kgrr 271336
nshgrr
expires:202604272100;;612541

nearshore marine forecast
national weather service grand rapids mi
936 am edt mon apr 27 2026

for waters within five nautical miles of shore on lake michigan


lmz849-272100-
pentwater to manistee mi-
936 am edt mon apr 27 2026

...small craft advisory in effect through tuesday afternoon...

.rest of today...southeast winds to 30 knots. cloudy. a chance of
showers and thunderstorms in the afternoon. waves 2 to 4 feet.
.tonight...south winds to 30 knots. rain showers and a chance of
thunderstorms. waves 3 to 5 feet building to 6 to 8 feet in the late
evening and overnight. 
.tuesday...southwest winds to 30 knots decreasing to 10 to 20 knots
early in the afternoon. partly sunny with a slight chance of rain
showers. waves 6 to 8 feet subsiding to 3 to 5 feet early in the
afternoon. 
.tuesday night...west winds 5 to 15 knots veering north in the late
evening and overnight. partly cloudy. waves 2 to 4 feet subsiding to
1 to 2 feet in the late evening and overnight. 
.wednesday...north winds 10 to 20 knots. partly sunny. waves 1 to
2 feet. 
.thursday...north winds 10 to 15 knots. sunny. waves around 1 foot. 
.friday...north winds 10 to 20 knots. sunny. waves 2 to 3 feet. 

$$

fzus53 klot 270749
nshlot
expires:202604271515;;599455

nearshore marine forecast
national weather service chicago/romeoville il
249 am cdt mon apr 27 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>742-271515-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
249 am cdt mon apr 27 2026

...small craft advisory in effect through tuesday morning...

.today...southeast winds 20 to 25 kt increasing to 30 kt.
occasional gale gusts to 35 kt possible. showers likely. slight 
chance of thunderstorms in the afternoon. waves 3 to 5 ft 
building to 4 to 7 ft occasionally to 9 ft.
.tonight...south winds to 30 kt becoming southwest 20 to 25 kt
overnight. showers and a chance of thunderstorms in the evening,
then chance of showers overnight. waves 4 to 7 ft occasionally 
to 9 ft subsiding to 3 to 5 ft.
.tuesday...west winds 15 to 25 kt diminishing to 10 to 15 kt.
mostly cloudy. waves 1 to 3 ft. 
.tuesday night...north winds around 10 kt. slight chance of
showers. waves 1 to 2 ft. 

$$

fzus53 klot 270749
nshlot
expires:202604271515;;599456

nearshore marine forecast
national weather service chicago/romeoville il
249 am cdt mon apr 27 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>745-271515-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
249 am cdt mon apr 27 2026

...small craft advisory in effect from 10 am cdt this morning
through tuesday morning...

.today...southeast winds 20 to 25 kt becoming south to 30 kt.
occasional gale gusts to 35 kt possible. showers likely. slight 
chance of thunderstorms in the afternoon. waves 2 to 4 ft 
building to 3 to 5 ft. 
.tonight...south winds to 30 kt becoming southwest 20 to 25 kt
overnight. showers and a chance of thunderstorms in the evening,
then slight chance of showers overnight. waves 3 to 5 ft.
.tuesday...west winds 15 to 25 kt diminishing to 10 to 15 kt.
mostly cloudy in the morning, then becoming partly cloudy. waves
2 to 4 ft subsiding to 1 to 3 ft. 
.tuesday night...northeast winds around 10 kt. slight chance of
showers. waves 1 to 2 ft.

$$

fzus53 kmkx 271410
nshmkx
expires:202604272200;;613922

nearshore marine forecast
national weather service milwaukee/sullivan wi
910 am cdt mon apr 27 2026

for waters within five nautical miles of shore on lake michigan


lmz646-272200-
wind point wi to winthrop harbor il-
910 am cdt mon apr 27 2026

...small craft advisory in effect through tuesday afternoon...

.rest of today...southeast wind 15 to 20 knots becoming 15 to
25 knots early in the afternoon, then becoming southeast 15 to
25 knots late in the afternoon. gusts up to 30 knots. chance of
showers late in the morning, then showers and slight chance of
thunderstorms early in the afternoon. chance of showers and
thunderstorms late in the afternoon. waves 4 to 6 feet building
to 5 to 7 feet late in the afternoon. 
.tonight...south wind 15 to 25 knots veering southwest 15 to
20 knots after midnight, then veering west early in the morning.
rain showers likely and a chance of thunderstorms through around
midnight, then chance of showers after midnight. waves 5 to
7 feet subsiding to 4 to 6 feet after midnight. 
.tuesday...west wind 15 to 20 knots with gusts to around 25 knots
easing to 10 to 15 knots with gusts to around 20 knots late in
the morning, then becoming west 10 to 15 knots in the afternoon.
partly sunny. waves 2 to 4 feet subsiding to around 1 foot in the
late morning and afternoon. 
.tuesday night...northwest wind 5 to 10 knots veering north after
midnight, then becoming 5 to 15 knots early in the morning.
mostly cloudy. waves around 1 foot. 

$$

fzus53 kmkx 271410
nshmkx
expires:202604272200;;613919

nearshore marine forecast
national weather service milwaukee/sullivan wi
910 am cdt mon apr 27 2026

for waters within five nautical miles of shore on lake michigan


lmz643-272200-
sheboygan to port washington wi-
910 am cdt mon apr 27 2026

...small craft advisory in effect through tuesday afternoon...

.rest of today...southeast wind 15 to 25 knots rising to up to
30 knots early in the afternoon, then easing to 15 to 25 knots
late in the afternoon. slight chance of showers late in the
morning, then showers and slight chance of thunderstorms early in
the afternoon. chance of showers and thunderstorms late in the
afternoon. waves 6 to 8 feet. 
.tonight...south wind up to 30 knots easing to 15 to 25 knots
late in the evening, then veering southwest 15 to 20 knots after
midnight veering west 10 to 20 knots with gusts to around
25 knots early in the morning. rain showers and a chance of
thunderstorms through around midnight, then chance of showers
after midnight. waves 7 to 9 feet subsiding to 5 to 7 feet early
in the morning. 
.tuesday...west wind 10 to 20 knots with gusts to around 25 knots
becoming 15 to 20 knots with gusts to around 25 knots in the late
morning and early afternoon, then easing to 10 to 15 knots late
in the afternoon. partly sunny. waves 3 to 5 feet subsiding to
1 to 2 feet in the afternoon. 
.tuesday night...northwest wind 5 to 15 knots becoming 5 to
10 knots late in the evening, then veering north after midnight
becoming northeast 10 to 15 knots early in the morning. mostly
cloudy. waves around 1 foot. 

$$

fzus53 kmkx 271410
nshmkx
expires:202604272200;;613920

nearshore marine forecast
national weather service milwaukee/sullivan wi
910 am cdt mon apr 27 2026

for waters within five nautical miles of shore on lake michigan


lmz644-272200-
port washington to north point light wi-
910 am cdt mon apr 27 2026

...small craft advisory in effect through tuesday afternoon...

.rest of today...southeast wind 15 to 25 knots with gusts to
around 30 knots. slight chance of showers late in the morning,
then showers and slight chance of thunderstorms early in the
afternoon. chance of showers and thunderstorms late in the
afternoon. waves 5 to 7 feet building to 6 to 8 feet in the
afternoon. 
.tonight...southeast wind 15 to 25 knots with gusts to around
30 knots veering south late in the evening, then veering
southwest 15 to 20 knots after midnight veering west with gusts
to around 25 knots early in the morning. rain showers and a
chance of thunderstorms through around midnight, then chance of
showers after midnight. waves 7 to 9 feet subsiding to 6 to
8 feet late in the evening, then subsiding to 5 to 7 feet after
midnight subsiding to 3 to 5 feet early in the morning. 
.tuesday...west wind 15 to 20 knots with gusts to around 25 knots
becoming west 15 to 20 knots in the late morning and early
afternoon, then easing to 10 to 15 knots late in the afternoon.
partly sunny. waves 3 to 4 feet subsiding to 1 to 2 feet in the
afternoon. 
.tuesday night...northwest wind 5 to 10 knots veering north after
midnight, then rising to 10 to 15 knots early in the morning.
mostly cloudy. waves around 1 foot. 

$$

fzus53 kmkx 271410
nshmkx
expires:202604272200;;613921

nearshore marine forecast
national weather service milwaukee/sullivan wi
910 am cdt mon apr 27 2026

for waters within five nautical miles of shore on lake michigan


lmz645-272200-
north point light to wind point wi-
910 am cdt mon apr 27 2026

...small craft advisory in effect through tuesday afternoon...

.rest of today...southeast wind 15 to 25 knots. gusts up to
30 knots. slight chance of showers late in the morning, then
showers and slight chance of thunderstorms early in the
afternoon. chance of showers and thunderstorms late in the
afternoon. waves 5 to 7 feet building to 6 to 8 feet late in the
afternoon. 
.tonight...south wind 15 to 25 knots veering southwest 15 to
20 knots after midnight, then veering west early in the morning.
rain showers and a chance of thunderstorms through around
midnight, then chance of showers after midnight. waves 6 to
8 feet subsiding to 5 to 7 feet late in the evening, then
subsiding to 4 to 6 feet after midnight. 
.tuesday...west wind 15 to 20 knots with gusts to around 25 knots
becoming west 15 to 20 knots late in the morning, then easing to
10 to 15 knots early in the afternoon becoming west 10 to
15 knots late in the afternoon. partly sunny. waves 2 to 4 feet
subsiding to 1 to 2 feet in the late morning and afternoon. 
.tuesday night...northwest wind 5 to 10 knots veering north after
midnight, then rising to 10 to 15 knots early in the morning.
mostly cloudy. waves around 1 foot. 

$$