(1/16)
Latest Nearshore Marine Forecast by KAPX
Issued 12/21/2025 1:52 AM America/New_York.
Valid through 12/21/2025 10:00 AM America/New_York.
fzus53 kapx 210652
nshapx
expires:202512211500;;956478
nearshore marine forecast
national weather service gaylord mi
152 am est sun dec 21 2025
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.
lmz345-346-211500-
point betsie to sleeping bear point mi-
manistee to point betsie mi-
152 am est sun dec 21 2025
...gale warning in effect until 4 am est early this morning...
.today...northwest wind 15 to 25 knots becoming west 10 to
15 knots in the late morning, then becoming southwest early in
the evening. heavy freezing spray early in the morning. waves
5 to 8 feet. waves occasionally around 10 feet.
.tonight...southwest wind 10 to 15 knots. partly cloudy. waves
3 to 5 feet.
.monday...south wind 15 to 20 knots. snow showers and showers
likely. waves 3 to 5 feet.
.monday night...south wind 10 to 15 knots. chance of rain and
snow showers. waves 2 to 4 feet.
see the open lakes forecast for days 3 through 5.
$$
(2/16)
Latest Nearshore Marine Forecast by KGRB
Issued 12/21/2025 7:23 AM US/Central.
Valid through 12/21/2025 11:00 AM US/Central.
fzus53 kgrb 211323
nshgrb
expires:202512211700;;972131
nearshore marine forecast
national weather service green bay wi
723 am cst sun dec 21 2025
for waters within five nautical miles of shore on lake michigan
lmz542-543-211700-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
723 am cst sun dec 21 2025
.today...w wind 10 to 20 kts backing sw 10 to 15 kts early in the
afternoon. waves 1 to 3 ft. sunny.
.tonight...sw wind 10 to 15 kts. waves 1 to 3 ft. a chance of
light snow after midnight.
.monday...s wind 10 to 15 kts increasing to 15 to 25 kts mid-day,
then decreasing to 10 to 15 kts early in the afternoon. waves
4 to 7 ft. light snow likely in the morning, then a chance of
light snow and light rain in the afternoon. a small craft
advisory may be needed.
.monday night...sw wind 10 to 15 kts decreasing to 5 to 10 kts
after midnight. waves 4 to 7 ft subsiding to 3 to 5 ft after
midnight. cloudy in the evening then becoming partly cloudy. a
small craft advisory may be needed.
$$
(3/16)
Latest Nearshore Marine Forecast by KGRR
Issued 12/21/2025 6:03 AM America/New_York.
Valid through 12/21/2025 4:00 PM America/New_York.
fzus53 kgrr 211103
nshgrr
expires:202512212100;;966775
nearshore marine forecast
national weather service grand rapids mi
603 am est sun dec 21 2025
for waters within five nautical miles of shore on lake michigan
lmz847-212100-
grand haven to whitehall mi-
603 am est sun dec 21 2025
...small craft advisory in effect until 2 pm est this afternoon...
.today...northwest winds to 30 knots decreasing to 10 to 20 knots in
the late morning and early afternoon, then backing west early in the
afternoon. mostly cloudy. freezing spray in the morning. waves 7 to
10 feet subsiding to 2 to 4 feet.
.tonight...southwest winds 15 to 25 knots. partly cloudy. waves 1 to
3 feet building to 3 to 5 feet in the late evening and overnight.
.monday...south winds 20 to 25 knots. cloudy with a chance of rain
and snow showers. waves 4 to 6 feet.
.monday night...south winds 20 to 25 knots veering southwest after
midnight. cloudy with a chance of rain showers. waves 4 to 6 feet.
.tuesday...west winds around 20 knots. partly sunny. waves 2 to
4 feet.
.wednesday...southeast winds 10 to 20 knots. mostly cloudy. waves
1 to 2 feet.
.christmas day...east winds 10 to 15 knots veering southeast 15 to
20 knots early in the afternoon. cloudy. waves 1 to 2 feet.
$$
(4/16)
Latest Nearshore Marine Forecast by KGRR
Issued 12/21/2025 6:03 AM America/New_York.
Valid through 12/21/2025 4:00 PM America/New_York.
fzus53 kgrr 211103
nshgrr
expires:202512212100;;966778
nearshore marine forecast
national weather service grand rapids mi
603 am est sun dec 21 2025
for waters within five nautical miles of shore on lake michigan
lmz844-212100-
st joseph to south haven mi-
603 am est sun dec 21 2025
...small craft advisory in effect until 2 pm est this afternoon...
.today...northwest winds to 30 knots decreasing to 10 to 20 knots in
the late morning and early afternoon, then backing west early in the
afternoon. partly sunny. waves 6 to 9 feet subsiding to 2 to 4 feet
early in the afternoon.
.tonight...south winds 10 to 20 knots. partly cloudy. waves 2 to
3 feet.
.monday...south winds 15 to 20 knots. cloudy with a slight chance of
rain and snow showers. waves 1 to 3 feet.
.monday night...south winds 15 to 20 knots veering southwest after
midnight. cloudy with a slight chance of rain showers. waves 1 to
3 feet building to 2 to 4 feet after midnight.
.tuesday...west winds around 20 knots veering northwest early in the
afternoon. partly sunny. waves 2 to 4 feet.
.wednesday...southeast winds 10 to 20 knots. mostly cloudy. waves
1 to 2 feet.
.christmas day...east winds 10 to 15 knots veering south in the late
morning and afternoon. cloudy. waves around 1 foot.
$$
(5/16)
Latest Nearshore Marine Forecast by KGRR
Issued 12/21/2025 6:03 AM America/New_York.
Valid through 12/21/2025 4:00 PM America/New_York.
fzus53 kgrr 211103
nshgrr
expires:202512212100;;966777
nearshore marine forecast
national weather service grand rapids mi
603 am est sun dec 21 2025
for waters within five nautical miles of shore on lake michigan
lmz845-212100-
south haven to holland mi-
603 am est sun dec 21 2025
...small craft advisory in effect until 2 pm est this afternoon...
.today...northwest winds to 30 knots decreasing to 10 to 20 knots in
the late morning and early afternoon, then backing west early in the
afternoon. mostly cloudy. freezing spray in the morning. waves 7 to
10 feet subsiding to 3 to 5 feet.
.tonight...southwest winds 10 to 20 knots. partly cloudy. waves 2 to
3 feet.
.monday...south winds 15 to 25 knots. cloudy with a chance of rain
and snow showers. waves 2 to 4 feet.
.monday night...south winds 15 to 20 knots veering southwest after
midnight. cloudy with a chance of rain showers. waves 2 to 4 feet.
.tuesday...west winds around 20 knots veering northwest early in the
afternoon. partly sunny. waves 2 to 4 feet.
.wednesday...southeast winds 10 to 20 knots becoming around 15 knots
early in the afternoon. mostly cloudy. waves 1 to 2 feet.
.christmas day...east winds 10 to 15 knots veering southeast in the
late morning and afternoon. cloudy with a chance of rain showers.
waves around 1 foot.
$$
(6/16)
Latest Nearshore Marine Forecast by KGRR
Issued 12/21/2025 6:03 AM America/New_York.
Valid through 12/21/2025 4:00 PM America/New_York.
fzus53 kgrr 211103
nshgrr
expires:202512212100;;966776
nearshore marine forecast
national weather service grand rapids mi
603 am est sun dec 21 2025
for waters within five nautical miles of shore on lake michigan
lmz846-212100-
holland to grand haven mi-
603 am est sun dec 21 2025
...small craft advisory in effect until 2 pm est this afternoon...
.today...northwest winds to 30 knots decreasing to 10 to 20 knots in
the late morning and early afternoon, then backing west early in the
afternoon. mostly cloudy. freezing spray in the morning. waves 7 to
10 feet subsiding to 2 to 4 feet.
.tonight...southwest winds 15 to 25 knots. partly cloudy. waves 2 to
4 feet.
.monday...south winds 15 to 25 knots. cloudy with a chance of rain
and snow showers. waves 3 to 5 feet.
.monday night...south winds 15 to 20 knots veering southwest after
midnight. cloudy with a chance of rain showers. waves 2 to 4 feet.
.tuesday...west winds around 20 knots. partly sunny. waves 2 to
4 feet.
.wednesday...southeast winds 10 to 20 knots. mostly cloudy. waves
1 to 2 feet.
.christmas day...east winds 10 to 20 knots veering southeast in the
late morning and afternoon. cloudy with a chance of rain showers.
waves 1 to 2 feet.
$$
(7/16)
Latest Nearshore Marine Forecast by KGRR
Issued 12/21/2025 6:03 AM America/New_York.
Valid through 12/21/2025 4:00 PM America/New_York.
fzus53 kgrr 211103
nshgrr
expires:202512212100;;966774
nearshore marine forecast
national weather service grand rapids mi
603 am est sun dec 21 2025
for waters within five nautical miles of shore on lake michigan
lmz848-212100-
whitehall to pentwater mi-
603 am est sun dec 21 2025
...small craft advisory in effect until 2 pm est this afternoon...
.today...northwest winds to 30 knots decreasing to 10 to 20 knots in
the late morning and early afternoon, then backing west early in the
afternoon. mostly cloudy. freezing spray in the morning. waves 6 to
9 feet subsiding to 2 to 4 feet.
.tonight...southwest winds to 30 knots. partly cloudy. waves 1 to
3 feet building to 3 to 5 feet in the late evening and overnight.
.monday...south winds to 30 knots. rain and snow showers likely.
waves 4 to 6 feet.
.monday night...south winds 15 to 25 knots veering southwest after
midnight. mostly cloudy with a slight chance of rain showers. waves
4 to 6 feet.
.tuesday...west winds 15 to 20 knots. partly sunny. waves 2 to
4 feet.
.wednesday...southeast winds 10 to 20 knots. mostly cloudy. waves
1 to 2 feet.
.christmas day...east winds 10 to 15 knots veering southeast early
in the afternoon. cloudy. waves around 1 foot.
$$
(8/16)
Latest Nearshore Marine Forecast by KGRR
Issued 12/21/2025 6:03 AM America/New_York.
Valid through 12/21/2025 4:00 PM America/New_York.
fzus53 kgrr 211103
nshgrr
expires:202512212100;;966773
nearshore marine forecast
national weather service grand rapids mi
603 am est sun dec 21 2025
for waters within five nautical miles of shore on lake michigan
lmz849-212100-
pentwater to manistee mi-
603 am est sun dec 21 2025
...small craft advisory in effect until 2 pm est this afternoon...
.today...northwest winds to 30 knots decreasing to 10 to 20 knots in
the late morning and early afternoon, then backing southwest early
in the afternoon. mostly cloudy. freezing spray in the morning.
waves 6 to 8 feet subsiding to 2 to 3 feet.
.tonight...southwest winds to 30 knots. partly cloudy. waves 1 to
3 feet building to 4 to 6 feet in the late evening and overnight.
.monday...south winds to 30 knots. snow showers likely and a chance
of rain showers. waves 4 to 6 feet.
.monday night...south winds 10 to 20 knots veering southwest after
midnight. mostly cloudy with a slight chance of rain showers. waves
4 to 6 feet.
.tuesday...west winds 10 to 20 knots. mostly sunny. waves 2 to
4 feet.
.wednesday...southeast winds 10 to 20 knots veering south early in
the afternoon. cloudy. waves 1 to 2 feet.
.christmas day...east winds 10 to 15 knots veering southeast early
in the afternoon. cloudy. waves around 1 foot.
$$
(9/16)
Latest Nearshore Marine Forecast by KIWX
Issued 12/21/2025 2:41 AM America/New_York.
Valid through 12/21/2025 10:15 AM America/New_York.
fzus53 kiwx 210741 cca
nshiwx
expires:202512211515;;957825
nearshore marine forecast
national weather service northern indiana
240 am est sun dec 21 2025
for waters within five nautical miles of shore on lake michigan
lmz046-211515-
michigan city in to new buffalo mi-
240 am est sun dec 21 2025
...small craft advisory in effect until 1 pm est this afternoon...
.today...northwest winds 15 to 25 knots becoming west 5 to
15 knots. sunny. waves 3 to 6 feet subsiding to 2 to 3 feet.
.tonight...southwest winds 5 to 15 knots becoming south. mostly
clear in the evening, then becoming mostly cloudy. waves 2 feet
or less.
.monday...south winds 10 to 15 knots. mostly cloudy. waves 2 feet
or less.
.monday night...south winds 10 to 15 knots becoming southwest.
mostly cloudy. waves 1 to 2 feet.
the water temperature at st. joseph and michigan city is 35
degrees.
$$
(10/16)
Latest Nearshore Marine Forecast by KIWX
Issued 12/21/2025 2:41 AM America/New_York.
Valid through 12/21/2025 10:15 AM America/New_York.
fzus53 kiwx 210741 cca
nshiwx
expires:202512211515;;957826
nearshore marine forecast
national weather service northern indiana
240 am est sun dec 21 2025
for waters within five nautical miles of shore on lake michigan
lmz043-211515-
new buffalo mi to st joseph mi-
240 am est sun dec 21 2025
...small craft advisory in effect until 1 pm est this afternoon...
.today...northwest winds 15 to 25 knots becoming west 5 to
15 knots. mostly sunny. waves 5 to 9 feet subsiding to 2 to
4 feet.
.tonight...southwest winds 5 to 15 knots becoming south. mostly
clear in the evening, then becoming mostly cloudy. waves 1 to
2 feet.
.monday...south winds 10 to 15 knots. cloudy. waves 2 feet or
less.
.monday night...south winds 10 to 15 knots becoming southwest.
mostly cloudy. waves 1 to 3 feet.
the water temperature at st. joseph and michigan city is 35
degrees.
$$
(11/16)
Latest Nearshore Marine Forecast by KLOT
Issued 12/21/2025 3:55 AM US/Central.
Valid through 12/21/2025 10:15 AM US/Central.
fzus53 klot 210955
nshlot
expires:202512211615;;964514
nearshore marine forecast
national weather service chicago/romeoville il
355 am cst sun dec 21 2025
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.
lmz744-745-211615-
gary to burns harbor in-burns harbor to michigan city in-
355 am cst sun dec 21 2025
...small craft advisory in effect until noon cst today...
.today...northwest winds 15 to 25 kt becoming southwest and
diminishing to 5 to 10 kt in the afternoon. sunny. waves 4 to 7 ft
occasionally to 9 ft subsiding to 2 to 4 ft.
.tonight...south winds 10 to 20 kt. mostly clear in the evening,
then becoming mostly cloudy. waves 1 to 2 ft.
.monday...south winds 15 to 25 kt. mostly cloudy. waves 1 to
3 ft.
.monday night...south winds 15 to 20 kt becoming southwest.
mostly cloudy. waves 1 to 2 ft.
$$
(12/16)
Latest Nearshore Marine Forecast by KLOT
Issued 12/21/2025 3:55 AM US/Central.
Valid through 12/21/2025 10:15 AM US/Central.
fzus53 klot 210955
nshlot
expires:202512211615;;964513
nearshore marine forecast
national weather service chicago/romeoville il
355 am cst sun dec 21 2025
for waters within five nautical miles of shore on lake michigan
waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the waves, along with the
average height of the highest 10 percent of the waves which will
occasionally be encountered.
lmz740>743-211615-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
calumet harbor il to gary in-
355 am cst sun dec 21 2025
.today...northwest winds 15 to 20 kt becoming southwest and
diminishing to 5 to 10 kt this afternoon. sunny. waves 3 to 5 ft
subsiding to 1 to 3 ft.
.tonight...south winds 10 to 20 kt. mostly clear in the evening,
then becoming mostly cloudy. waves 1 to 3 ft.
.monday...south winds 15 to 25 kt. cloudy. waves 2 to 4 ft.
.monday night...southwest winds 10 to 15 kt. mostly cloudy. waves
2 to 4 ft subsiding to 1 to 2 ft.
$$
(13/16)
Latest Nearshore Marine Forecast by KMKX
Issued 12/21/2025 7:10 AM US/Central.
Valid through 12/21/2025 11:00 AM US/Central.
fzus53 kmkx 211310
nshmkx
expires:202512211700;;971937
nearshore marine forecast
national weather service milwaukee/sullivan wi
710 am cst sun dec 21 2025
for waters within five nautical miles of shore on lake michigan
lmz646-211700-
wind point wi to winthrop harbor il-
710 am cst sun dec 21 2025
.today...northwest wind 10 to 20 knots backing west 10 to
15 knots late in the morning, then easing to 5 to 10 knots early
in the afternoon becoming southwest 10 to 15 knots late in the
afternoon. sunny. waves around 1 foot.
.tonight...southwest wind 10 to 15 knots backing south with gusts
to around 20 knots late in the evening, then becoming southwest
15 to 20 knots after midnight backing south early in the morning.
slight chance of snow after midnight. waves 1 to 2 feet.
.monday...south wind 15 to 20 knots. gusts up to 25 knots. slight
chance of rain in the afternoon. waves 3 to 4 feet.
.monday night...south wind 10 to 15 knots veering west early in
the morning. cloudy through around midnight then becoming partly
cloudy. waves 2 to 4 feet subsiding to 1 to 2 feet in the late
evening and overnight.
wave heights are for ice free areas.
$$
(14/16)
Latest Nearshore Marine Forecast by KMKX
Issued 12/21/2025 7:10 AM US/Central.
Valid through 12/21/2025 11:00 AM US/Central.
fzus53 kmkx 211310
nshmkx
expires:202512211700;;971936
nearshore marine forecast
national weather service milwaukee/sullivan wi
710 am cst sun dec 21 2025
for waters within five nautical miles of shore on lake michigan
lmz645-211700-
north point light to wind point wi-
710 am cst sun dec 21 2025
.today...northwest wind 10 to 20 knots backing west 10 to
15 knots late in the morning, then easing to 5 to 10 knots early
in the afternoon becoming southwest 10 to 15 knots late in the
afternoon. sunny. waves 2 to 4 feet subsiding to around 1 foot in
the late morning and afternoon.
.tonight...southwest wind 10 to 15 knots with gusts to around
20 knots rising to 15 to 20 knots. slight chance of snow after
midnight. waves 1 to 2 feet.
.monday...south wind 15 to 20 knots. gusts up to 25 knots. slight
chance of snow in the morning, then slight chance of rain in the
afternoon. waves 3 to 4 feet.
.monday night...south wind 10 to 15 knots veering west early in
the morning. mostly cloudy through around midnight then becoming
partly cloudy. waves 2 to 4 feet subsiding to 1 to 2 feet in the
late evening and overnight.
wave heights are for ice free areas.
$$
(15/16)
Latest Nearshore Marine Forecast by KMKX
Issued 12/21/2025 7:10 AM US/Central.
Valid through 12/21/2025 11:00 AM US/Central.
fzus53 kmkx 211310
nshmkx
expires:202512211700;;971934
nearshore marine forecast
national weather service milwaukee/sullivan wi
710 am cst sun dec 21 2025
for waters within five nautical miles of shore on lake michigan
lmz643-211700-
sheboygan to port washington wi-
710 am cst sun dec 21 2025
.today...northwest wind 15 to 20 knots easing to 10 to 15 knots
late in the morning, then backing west early in the afternoon
backing southwest late in the afternoon. sunny. waves 2 to 4 feet
subsiding to around 1 foot in the late morning and afternoon.
.tonight...southwest wind 10 to 15 knots with gusts to around
20 knots rising to 15 to 20 knots after midnight. chance of snow
after midnight. waves 1 to 2 feet building to 2 to 4 feet after
midnight.
.monday...south wind 15 to 20 knots easing to 10 to 15 knots late
in the afternoon. chance of snow in the morning, then slight
chance of rain and snow in the afternoon. waves 3 to 5 feet
building to 4 to 6 feet in the afternoon.
.monday night...south wind 10 to 15 knots veering west early in
the morning. mostly cloudy through around midnight then becoming
partly cloudy. waves 3 to 5 feet subsiding to 1 to 2 feet.
wave heights are for ice free areas.
$$
(16/16)
Latest Nearshore Marine Forecast by KMKX
Issued 12/21/2025 7:10 AM US/Central.
Valid through 12/21/2025 11:00 AM US/Central.
fzus53 kmkx 211310
nshmkx
expires:202512211700;;971935
nearshore marine forecast
national weather service milwaukee/sullivan wi
710 am cst sun dec 21 2025
for waters within five nautical miles of shore on lake michigan
lmz644-211700-
port washington to north point light wi-
710 am cst sun dec 21 2025
.today...northwest wind 10 to 20 knots backing west 10 to
15 knots in the late morning and early afternoon, then backing
southwest late in the afternoon. sunny. waves around 1 foot.
.tonight...southwest wind 10 to 15 knots with gusts to around
20 knots rising to 15 to 20 knots after midnight. slight chance
of snow after midnight. waves 1 to 2 feet.
.monday...south wind 15 to 20 knots easing to 10 to 15 knots late
in the afternoon. chance of snow in the morning, then slight
chance of rain and snow in the afternoon. waves 3 to 4 feet.
.monday night...south wind 10 to 15 knots veering west early in
the morning. mostly cloudy through around midnight then becoming
partly cloudy. waves 3 to 4 feet subsiding to 1 to 2 feet after
midnight.
wave heights are for ice free areas.
$$
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