fzus53 kapx 152010
nshapx
expires:202604160415;;425571

nearshore marine forecast
national weather service gaylord mi
410 pm edt wed apr 15 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.


lmz346-160415-
manistee to point betsie mi-
410 pm edt wed apr 15 2026

.tonight...light winds. patchy dense fog. scattered showers and
isolated thunderstorms. waves 2 feet or less. 
.thursday...north wind 5 to 10 knots. scattered showers and
isolated thunderstorms. waves 2 feet or less. 
.thursday night...light winds. patchy fog. waves 2 feet or less. 
.friday...south wind 10 to 15 knots. mostly sunny. 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 160137
nshgrb
expires:202604160400;;438172

nearshore marine forecast
national weather service green bay wi
837 pm cdt wed apr 15 2026

for waters within five nautical miles of shore on lake michigan


lmz542-543-160400-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
837 pm cdt wed apr 15 2026

...dense fog advisory in effect until 10 am cdt thursday...

.tonight...ne wind 5 to 10 kts. waves 2 ft or less. areas of
dense fog. a chance of showers and a slight chance of
thunderstorms. 
.thursday...n wind 5 to 10 kts veering ne early in the afternoon.
waves 2 ft or less. a slight chance of light rain and
thunderstorms in the morning. areas of dense fog in the morning,
then patchy fog in the afternoon. 
.thursday night...s wind 5 to 10 kts. waves 2 ft or less. partly
cloudy in the evening then becoming mostly cloudy. 
.friday...s wind 10 to 15 kts increasing to 15 to 25 kts in the
late morning and afternoon. waves 1 to 3 ft building to 4 to 7 ft
in the afternoon. mostly cloudy. a small craft advisory may be
needed.  

$$

fzus53 kgrr 160146
nshgrr
expires:202604160800;;438380

nearshore marine forecast
national weather service grand rapids mi
946 pm edt wed apr 15 2026

for waters within five nautical miles of shore on lake michigan


lmz849-160800-
pentwater to manistee mi-
946 pm edt wed apr 15 2026

...dense fog advisory in effect until 8 am edt thursday...

.through early evening...west winds around 10 knots. mostly cloudy
with a slight chance of showers and thunderstorms. patchy dense fog.
waves 1 to 2 feet. 
.tonight...north winds 5 to 10 knots veering east in the late
evening and early morning, then backing northeast after midnight.
cloudy with a chance of showers and thunderstorms. areas of dense
fog. waves 1 to 2 feet. 
.thursday...north winds 5 to 15 knots. mostly cloudy with a chance
of showers and thunderstorms. areas of dense fog. waves 1 to 2 feet.
.thursday night...north winds 5 to 15 knots veering northeast in the
late evening and early morning, then veering south after midnight.
partly cloudy. waves 1 to 2 feet. 
.friday...south winds 5 to 15 knots increasing to 15 to 20 knots
early in the afternoon. partly sunny. waves 2 to 3 feet. 
.friday night...south winds to 30 knots. rain showers and a chance
of thunderstorms. waves 3 to 6 feet.
.saturday...southwest winds to 30 knots veering west in the late
morning and afternoon. mostly cloudy with rain showers. waves 5 to
7 feet. 
.sunday...northwest winds to 30 knots. partly sunny. waves 6 to
9 feet. 
.monday...north winds 15 to 25 knots backing southwest 10 to
20 knots in the late morning and afternoon. sunny. waves 3 to 5 feet
subsiding to 1 to 3 feet early in the afternoon. 

$$

fzus53 kgrr 160146
nshgrr
expires:202604160800;;438385

nearshore marine forecast
national weather service grand rapids mi
946 pm edt wed apr 15 2026

for waters within five nautical miles of shore on lake michigan


lmz844-160800-
st joseph to south haven mi-
946 pm edt wed apr 15 2026

.through early evening...southwest winds around 15 knots. rain
showers likely and a chance of thunderstorms. waves 1 to 3 feet. 
.tonight...south winds 10 to 15 knots. a chance of showers and
thunderstorms in the evening, then rain showers likely and a chance
of thunderstorms after midnight. patchy fog after midnight. waves
1 to 2 feet. 
.thursday...southwest winds around 15 knots veering west early in
the afternoon. mostly cloudy with a chance of showers and
thunderstorms. waves 1 to 2 feet. 
.thursday night...northwest winds 5 to 10 knots backing southwest
after midnight. partly cloudy. waves 1 to 2 feet. 
.friday...southeast winds 5 to 15 knots. partly sunny. waves 1 foot
or less. 
.friday night...south winds 15 to 25 knots. rain showers and a
chance of thunderstorms. waves 1 to 3 feet building to 2 to 4 feet
after midnight. 
.saturday...southwest winds 20 to 25 knots veering west to 30 knots
in the late morning and afternoon. rain showers. waves 4 to 6 feet. 
.sunday...northwest winds to 30 knots. mostly sunny. waves 6 to
8 feet. 
.monday...northeast winds 10 to 20 knots veering southeast in the
late morning and early afternoon, then veering southwest early in
the afternoon. sunny. waves 2 to 4 feet subsiding to 1 to 2 feet
early in the afternoon. 

$$

fzus53 kgrr 160146
nshgrr
expires:202604160800;;438384

nearshore marine forecast
national weather service grand rapids mi
946 pm edt wed apr 15 2026

for waters within five nautical miles of shore on lake michigan


lmz845-160800-
south haven to holland mi-
946 pm edt wed apr 15 2026

...dense fog advisory in effect until 8 am edt thursday...

.through early evening...southwest winds 15 to 20 knots. cloudy with
a chance of showers and thunderstorms. patchy dense fog. waves 2 to
3 feet. 
.tonight...south winds 10 to 15 knots. a chance of showers and
thunderstorms in the evening, then showers and thunderstorms likely
after midnight. patchy dense fog through the night. waves 1 to
2 feet. 
.thursday...southwest winds 15 to 20 knots veering northwest early
in the afternoon. mostly cloudy with a chance of showers and
thunderstorms. patchy dense fog. waves 1 to 3 feet. 
.thursday night...northwest winds 10 to 15 knots backing southwest
5 to 10 knots after midnight. partly cloudy. waves 1 to 2 feet. 
.friday...southeast winds 5 to 15 knots. partly sunny. waves 1 foot
or less. 
.friday night...south winds 15 to 25 knots. mostly cloudy with rain
showers and a chance of thunderstorms. waves 2 to 4 feet.
.saturday...southwest winds to 30 knots veering west in the late
morning and afternoon. rain showers. waves 5 to 7 feet. 
.sunday...west winds to 30 knots becoming gales to 35 knots in the
late morning and early afternoon, then veering northwest to 30 knots
early in the afternoon. mostly sunny. waves 6 to 9 feet. 
.monday...northeast winds 15 to 20 knots veering south 10 to
15 knots in the late morning and early afternoon, then veering
southwest early in the afternoon. sunny. waves 2 to 4 feet subsiding
to 1 to 3 feet in the late morning and afternoon. 

$$

fzus53 kgrr 160146
nshgrr
expires:202604160800;;438383

nearshore marine forecast
national weather service grand rapids mi
946 pm edt wed apr 15 2026

for waters within five nautical miles of shore on lake michigan


lmz846-160800-
holland to grand haven mi-
946 pm edt wed apr 15 2026

...dense fog advisory in effect until 8 am edt thursday...

.through early evening...southwest winds 15 to 20 knots. cloudy with
a chance of showers and thunderstorms. patchy dense fog. waves 2 to
3 feet. 
.tonight...south winds 10 to 15 knots. a chance of showers and
thunderstorms in the evening, then rain showers likely and a chance
of thunderstorms after midnight. patchy dense fog through the night.
waves 1 to 3 feet. 
.thursday...southwest winds around 15 knots veering northwest early
in the afternoon. mostly cloudy with a chance of showers and
thunderstorms. patchy dense fog. waves 1 to 3 feet. 
.thursday night...northwest winds 10 to 15 knots backing southwest
5 to 10 knots after midnight. partly cloudy. waves 1 to 2 feet. 
.friday...south winds 5 to 15 knots. partly sunny. waves around
1 foot. 
.friday night...south winds to 30 knots. rain showers and a chance
of thunderstorms. waves 1 to 3 feet building to 4 to 6 feet in the
late evening and overnight. 
.saturday...southwest winds to 30 knots veering west in the late
morning and afternoon. rain showers. waves 5 to 7 feet. 
.sunday...west gales to 35 knots veering northwest to 30 knots early
in the afternoon. mostly sunny. waves 6 to 9 feet. 
.monday...northeast winds 15 to 20 knots veering southwest 10 to
15 knots in the late morning and afternoon. sunny. waves 2 to
3 feet. 

$$

fzus53 kgrr 160146
nshgrr
expires:202604160800;;438382

nearshore marine forecast
national weather service grand rapids mi
946 pm edt wed apr 15 2026

for waters within five nautical miles of shore on lake michigan


lmz847-160800-
grand haven to whitehall mi-
946 pm edt wed apr 15 2026

...dense fog advisory in effect until 8 am edt thursday...

.through early evening...south winds 15 to 20 knots. mostly cloudy
with a chance of showers and thunderstorms. patchy dense fog. waves
2 to 3 feet. 
.tonight...south winds 10 to 15 knots. rain showers with
thunderstorms likely in the evening, then rain showers and a chance
of thunderstorms after midnight. patchy dense fog in the evening.
areas of dense fog after midnight. waves 1 to 3 feet. 
.thursday...west winds 10 to 15 knots veering northwest in the late
morning and afternoon. mostly cloudy with a chance of showers and
thunderstorms. areas of dense fog. waves 1 to 2 feet. 
.thursday night...northwest winds 5 to 15 knots backing southwest
after midnight. partly cloudy. waves 1 to 2 feet. 
.friday...southeast winds 5 to 15 knots veering south 15 to 20 knots
early in the afternoon. partly sunny. waves 1 to 2 feet. 
.friday night...south winds to 30 knots. rain showers and a chance
of thunderstorms. waves 3 to 5 feet building to 5 to 7 feet after
midnight. 
.saturday...southwest winds to 30 knots veering west in the late
morning and afternoon. mostly cloudy with rain showers. waves 5 to
7 feet. 
.sunday...northwest gales to 35 knots decreasing to 30 knots early
in the afternoon. mostly sunny. waves 6 to 9 feet. 
.monday...northeast winds 10 to 15 knots veering south in the late
morning and afternoon. sunny. waves 1 to 3 feet. 

$$

fzus53 kgrr 160146
nshgrr
expires:202604160800;;438381

nearshore marine forecast
national weather service grand rapids mi
946 pm edt wed apr 15 2026

for waters within five nautical miles of shore on lake michigan


lmz848-160800-
whitehall to pentwater mi-
946 pm edt wed apr 15 2026

...dense fog advisory in effect until 8 am edt thursday...

.through early evening...south winds 10 to 15 knots. mostly cloudy
with a chance of showers and thunderstorms. patchy dense fog. waves
2 to 3 feet. 
.tonight...south winds 10 to 15 knots backing southeast after
midnight. rain showers and a chance of thunderstorms. patchy dense
fog in the evening. areas of dense fog after midnight. waves 1 to
3 feet. 
.thursday...north winds 10 to 15 knots backing northwest early in
the afternoon. mostly cloudy with a chance of showers and
thunderstorms. areas of dense fog. waves 1 to 2 feet. 
.thursday night...north winds 5 to 15 knots veering southeast after
midnight. partly cloudy. waves 1 to 2 feet. 
.friday...south winds 5 to 15 knots increasing to 15 to 20 knots
early in the afternoon. partly sunny. waves 1 to 3 feet. 
.friday night...south winds to 30 knots. rain showers and a chance
of thunderstorms. waves 4 to 6 feet building to 5 to 7 feet after
midnight. 
.saturday...southwest winds to 30 knots veering west in the late
morning and afternoon. mostly cloudy with rain showers. waves 6 to
8 feet. 
.sunday...northwest gales to 35 knots decreasing to 30 knots early
in the afternoon. mostly sunny. waves 6 to 9 feet. 
.monday...northeast winds 15 to 20 knots veering south in the late
morning and afternoon. sunny. waves 2 to 4 feet.

$$

fzus53 klot 160109 aab
nshlot
expires:202604160315;;437319

nearshore marine forecast...updated
national weather service chicago/romeoville il
809 pm cdt wed apr 15 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>742-160315-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
809 pm cdt wed apr 15 2026

...severe thunderstorm watch 125 in effect until midnight cdt
tonight...

.tonight...south winds 15 to 25 kt. a few gusts to 30 kt possible
this evening. showers with thunderstorms likely through early 
morning, then a chance of showers and thunderstorms. some 
thunderstorms may be severe with damaging winds and large hail 
this evening. waves 2 to 4 ft. 
.thursday...west winds 10 to 15 kt becoming north in the
afternoon. chance of showers and slight chance of thunderstorms.
waves 1 to 2 ft. 
.thursday night...east winds around 10 kt becoming southeast
overnight. partly cloudy in the evening, then becoming mostly
cloudy. waves 1 to 2 ft. 
.friday...southeast winds 10 to 15 kt increasing to 15 to 20 kt.
mostly cloudy. waves 1 to 2 ft building to 2 to 4 ft.  

$$

fzus53 klot 160109 aab
nshlot
expires:202604160315;;437320

nearshore marine forecast...updated
national weather service chicago/romeoville il
809 pm cdt wed apr 15 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>745-160315-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
809 pm cdt wed apr 15 2026

.tonight...south winds 15 to 25 kt. a few gusts to 30 kt possible
this evening. showers with thunderstorms likely. waves 1 to 3 ft.
.thursday...southwest winds 10 to 15 kt becoming northwest in the
afternoon. chance of showers and thunderstorms. waves 1 to 2 ft. 
.thursday night...northeast winds around 10 kt becoming east
overnight. mostly cloudy. waves 1 to 2 ft. 
.friday...southeast winds 10 to 20 kt becoming south. mostly
cloudy. waves 1 to 2 ft.  

$$

fzus53 kmkx 160010
nshmkx
expires:202604160400;;435494

nearshore marine forecast
national weather service milwaukee/sullivan wi
710 pm cdt wed apr 15 2026

for waters within five nautical miles of shore on lake michigan


lmz644-160400-
port washington to north point light wi-
710 pm cdt wed apr 15 2026

...dense fog advisory in effect until 7 am cdt thursday...

.tonight...southeast wind 5 to 10 knots backing northeast late in
the evening, then veering southeast after midnight backing north
early in the morning. patchy dense fog until early morning. areas
of dense fog early in the morning. showers through around
midnight. chance of thunderstorms through the night. chance of
showers after midnight. waves around 1 foot. 
.thursday...north wind 5 to 10 knots rising to 10 to 15 knots
early in the afternoon, then becoming northeast 5 to 10 knots
late in the afternoon. patchy dense fog through the day. chance
of showers and slight chance of thunderstorms in the morning.
slight chance of showers in the afternoon. waves around 1 foot. 
.thursday night...east wind 5 to 10 knots veering south after
midnight. areas of dense fog through around midnight. waves
around 1 foot. 
.friday...south wind 5 to 10 knots rising to 10 to 15 knots late
in the morning, then becoming southeast 15 to 20 knots in the
afternoon. slight chance of showers in the afternoon. waves 1 to
2 feet building to 3 to 4 feet in the afternoon. 

$$

fzus53 kmkx 160010
nshmkx
expires:202604160400;;435495

nearshore marine forecast
national weather service milwaukee/sullivan wi
710 pm cdt wed apr 15 2026

for waters within five nautical miles of shore on lake michigan


lmz645-160400-
north point light to wind point wi-
710 pm cdt wed apr 15 2026

...dense fog advisory in effect until 7 am cdt thursday...

.tonight...south wind 10 to 15 knots becoming southeast 5 to
10 knots late in the evening, then veering south after midnight
veering west early in the morning. patchy dense fog through the
night. showers through around midnight. chance of thunderstorms
through the night. rain showers likely after midnight. waves
around 1 foot. 
.thursday...northwest wind 5 to 10 knots veering north 5 to
15 knots late in the morning, then becoming 10 to 15 knots early
in the afternoon easing to 5 to 10 knots late in the afternoon.
patchy fog through the day. chance of showers and slight chance
of thunderstorms in the morning. slight chance of showers in the
afternoon. waves around 1 foot. 
.thursday night...northeast wind 5 to 10 knots veering south
after midnight. areas of dense fog through around midnight. waves
around 1 foot. 
.friday...south wind 5 to 10 knots rising to 10 to 15 knots late
in the morning, then backing southeast 10 to 20 knots early in
the afternoon becoming 15 to 20 knots late in the afternoon.
mostly cloudy. waves 1 to 2 feet building to 2 to 4 feet in the
afternoon. 

$$

fzus53 kmkx 160010
nshmkx
expires:202604160400;;435496

nearshore marine forecast
national weather service milwaukee/sullivan wi
710 pm cdt wed apr 15 2026

for waters within five nautical miles of shore on lake michigan


lmz646-160400-
wind point wi to winthrop harbor il-
710 pm cdt wed apr 15 2026

...dense fog advisory in effect until 7 am cdt thursday...

.tonight...south wind 10 to 15 knots easing to 5 to 10 knots late
in the evening, then becoming south 5 to 10 knots after midnight
veering southwest early in the morning. patchy dense fog through
the night. showers through around midnight. chance of
thunderstorms through the night. rain showers likely after
midnight. waves around 1 foot. 
.thursday...west wind 5 to 10 knots becoming northwest 10 to
15 knots late in the morning, then veering north early in the
afternoon easing to 5 to 10 knots late in the afternoon. patchy
fog through the day. chance of showers and slight chance of
thunderstorms in the morning. slight chance of showers in the
afternoon. waves around 1 foot. 
.thursday night...northeast wind 5 to 10 knots veering south
after midnight. patchy fog through around midnight. waves around
1 foot. 
.friday...southeast wind 5 to 10 knots rising to 15 to 20 knots.
mostly cloudy. waves 1 to 2 feet building to 2 to 4 feet late in
the afternoon. 

$$

fzus53 kmkx 160010
nshmkx
expires:202604160400;;435493

nearshore marine forecast
national weather service milwaukee/sullivan wi
710 pm cdt wed apr 15 2026

for waters within five nautical miles of shore on lake michigan


lmz643-160400-
sheboygan to port washington wi-
710 pm cdt wed apr 15 2026

...dense fog advisory in effect until 7 am cdt thursday...

.tonight...north wind 5 to 10 knots veering east late in the
evening, then backing northeast after midnight becoming northeast
5 to 10 knots early in the morning. patchy dense fog through
around midnight. areas of dense fog after midnight. showers
through around midnight. chance of thunderstorms through the
night. chance of showers after midnight. waves around 1 foot. 
.thursday...north wind 10 to 15 knots becoming northeast 5 to
10 knots late in the afternoon. chance of showers and slight
chance of thunderstorms in the morning. areas of dense fog in the
morning, then patchy fog in the afternoon. waves around 1 foot. 
.thursday night...east wind 5 to 10 knots veering south late in
the evening, then becoming south 5 to 10 knots after midnight.
patchy fog through around midnight. waves around 1 foot. 
.friday...south wind 10 to 15 knots rising to 15 to 20 knots
early in the afternoon, then becoming 15 to 25 knots late in the
afternoon. slight chance of showers in the afternoon. waves 1 to
2 feet building to 3 to 5 feet in the afternoon. 

$$