(1/16)
Latest Nearshore Marine Forecast by KAPX
Issued 12/13/2025 10:50 AM America/New_York.
Valid through 12/13/2025 7:00 PM America/New_York.
fzus53 kapx 131550
nshapx
expires:202512140000;;514922
nearshore marine forecast
national weather service gaylord mi
1050 am est sat dec 13 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.
lmz346-140000-
manistee to point betsie mi-
1050 am est sat dec 13 2025
...small craft advisory in effect through sunday morning...
.today...west wind 15 to 25 knots. heavy freezing spray. chance
of snow showers. waves 4 to 6 feet.
.tonight...northwest wind up to 30 knots. heavy freezing spray.
snow showers likely. waves 6 to 9 feet.
.sunday...northwest wind up to 30 knots. heavy freezing spray.
chance of snow showers. waves 6 to 9 feet.
.sunday night...southwest wind up to 30 knots with gusts to
around 35 knots. heavy freezing spray. waves 5 to 8 feet.
see the open lakes forecast for days 3 through 5.
$$
(2/16)
Latest Nearshore Marine Forecast by KGRB
Issued 12/13/2025 1:01 PM US/Central.
Valid through 12/13/2025 9:00 PM US/Central.
fzus53 kgrb 131901
nshgrb
expires:202512140300;;523995
nearshore marine forecast
national weather service green bay wi
101 pm cst sat dec 13 2025
for waters within five nautical miles of the shore on lake michigan
lmz542-543-140300-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
101 pm cst sat dec 13 2025
...small craft advisory in effect through sunday morning...
.this afternoon...w wind 15 to 25 kts. mostly sunny. waves 1 to
3 ft.
.tonight...nw wind 15 to 25 kts with gusts to around 30 kts.
mostly clear. waves 2 to 4 ft.
.sunday...nw wind 15 to 25 kts. mostly sunny. waves 2 to 4 ft
subsiding to 1 to 3 ft in the late morning and afternoon.
.sunday night...w wind 10 to 20 kts becoming sw to around 30 kts
after midnight. mostly cloudy. waves 2 ft or less building to
3 to 5 ft.
$$
(3/16)
Latest Nearshore Marine Forecast by KGRR
Issued 12/13/2025 12:48 PM America/New_York.
Valid through 12/13/2025 5:00 PM America/New_York.
fzus53 kgrr 131748
nshgrr
expires:202512132200;;520733
nearshore marine forecast
national weather service grand rapids mi
1247 pm est sat dec 13 2025
for waters within five nautical miles of shore on lake michigan
lmz849-132200-
pentwater to manistee mi-
1247 pm est sat dec 13 2025
...small craft advisory in effect through sunday evening...
.rest of today...west winds to 30 knots veering northwest gales to
35 knots early in the afternoon. cloudy with a chance of snow
showers and a slight chance of light freezing rain. heavy freezing
spray. waves 5 to 7 feet.
.tonight...northwest gales to 40 knots. snow showers. heavy freezing
spray. waves 6 to 9 feet.
.sunday...northwest gales to 40 knots decreasing to 30 knots early
in the afternoon. snow showers likely. freezing spray. waves 7 to
10 feet.
.sunday night...west winds 15 to 25 knots becoming southwest gales
to 40 knots after midnight. cloudy. waves 3 to 5 feet building to
6 to 8 feet after midnight.
.monday...southwest gales to 45 knots becoming west to 30 knots
early in the afternoon. mostly cloudy with a slight chance of snow
showers. freezing spray. waves 8 to 12 feet.
.tuesday...south winds 10 to 20 knots increasing to gales to
35 knots. mostly cloudy. waves 1 to 3 feet building to 6 to 9 feet.
.wednesday...west winds 15 to 25 knots backing southwest 10 to
20 knots early in the afternoon. mostly cloudy. waves 5 to 7 feet.
$$
(4/16)
Latest Nearshore Marine Forecast by KGRR
Issued 12/13/2025 12:48 PM America/New_York.
Valid through 12/13/2025 5:00 PM America/New_York.
fzus53 kgrr 131748
nshgrr
expires:202512132200;;520738
nearshore marine forecast
national weather service grand rapids mi
1247 pm est sat dec 13 2025
for waters within five nautical miles of shore on lake michigan
lmz844-132200-
st joseph to south haven mi-
1247 pm est sat dec 13 2025
...small craft advisory in effect through sunday evening...
.rest of today...northwest winds to 30 knots increasing to gales to
35 knots early in the afternoon. snow showers likely and a slight
chance of light freezing rain. freezing spray. waves 6 to 8 feet.
.tonight...northwest gales to 40 knots. snow showers. freezing
spray. waves 7 to 10 feet.
.sunday...northwest gales to 35 knots decreasing to 30 knots early
in the afternoon. snow showers. freezing spray. waves 7 to 10 feet.
.sunday night...west winds 20 to 25 knots backing southwest to
30 knots in the late evening and overnight. mostly cloudy. waves
4 to 6 feet.
.monday...southwest gales to 35 knots veering west early in the
afternoon. partly sunny. freezing spray. waves 6 to 9 feet.
.tuesday...south winds to 30 knots. mostly cloudy. waves 2 to 3 feet
building to 3 to 5 feet in the late morning and afternoon.
.wednesday...west winds 15 to 25 knots. partly sunny. waves 4 to
6 feet.
$$
(5/16)
Latest Nearshore Marine Forecast by KGRR
Issued 12/13/2025 12:48 PM America/New_York.
Valid through 12/13/2025 5:00 PM America/New_York.
fzus53 kgrr 131748
nshgrr
expires:202512132200;;520737
nearshore marine forecast
national weather service grand rapids mi
1247 pm est sat dec 13 2025
for waters within five nautical miles of shore on lake michigan
lmz845-132200-
south haven to holland mi-
1247 pm est sat dec 13 2025
...small craft advisory in effect through sunday evening...
.rest of today...northwest winds to 30 knots increasing to gales to
35 knots early in the afternoon. snow showers and light freezing
rain likely. heavy freezing spray. waves 6 to 9 feet.
.tonight...northwest gales to 40 knots. snow showers. heavy freezing
spray. waves 6 to 9 feet.
.sunday...northwest gales to 35 knots decreasing to 30 knots early
in the afternoon. snow showers. freezing spray. waves 7 to 10 feet.
.sunday night...west winds 20 to 25 knots backing southwest in the
late evening and early morning, then increasing to gales to 35 knots
after midnight. mostly cloudy with a slight chance of snow showers.
waves 4 to 6 feet building to 5 to 7 feet after midnight.
.monday...southwest gales to 40 knots veering west early in the
afternoon. mostly cloudy. freezing spray. waves 7 to 11 feet.
.tuesday...south winds 15 to 25 knots increasing to gales to
35 knots early in the afternoon. mostly cloudy. waves 3 to 5 feet
building to 5 to 7 feet early in the afternoon.
.wednesday...west winds to 30 knots decreasing to 15 to 20 knots in
the late morning and afternoon. partly sunny. waves 5 to 7 feet.
$$
(6/16)
Latest Nearshore Marine Forecast by KGRR
Issued 12/13/2025 12:48 PM America/New_York.
Valid through 12/13/2025 5:00 PM America/New_York.
fzus53 kgrr 131748
nshgrr
expires:202512132200;;520735
nearshore marine forecast
national weather service grand rapids mi
1247 pm est sat dec 13 2025
for waters within five nautical miles of shore on lake michigan
lmz847-132200-
grand haven to whitehall mi-
1247 pm est sat dec 13 2025
...small craft advisory in effect through sunday evening...
.rest of today...northwest gales to 35 knots. cloudy with snow
showers likely. heavy freezing spray. waves 6 to 9 feet.
.tonight...northwest gales to 35 knots. snow showers. heavy freezing
spray. waves 6 to 9 feet.
.sunday...northwest gales to 35 knots decreasing to 30 knots early
in the afternoon. snow showers. freezing spray. waves 7 to 10 feet.
.sunday night...west winds 20 to 25 knots becoming southwest gales
to 40 knots after midnight. mostly cloudy with a slight chance of
snow showers. freezing spray. waves 3 to 5 feet building to 6 to
8 feet after midnight.
.monday...southwest gales to 45 knots veering west gales to 40 knots
early in the afternoon. mostly cloudy with a slight chance of snow
showers. freezing spray. waves 9 to 13 feet.
.tuesday...south winds 15 to 20 knots increasing to gales to
35 knots. mostly cloudy. waves 2 to 4 feet building to 6 to 8 feet.
.wednesday...west winds to 30 knots decreasing to 15 to 20 knots in
the late morning and afternoon. mostly cloudy. waves 6 to 8 feet.
$$
(7/16)
Latest Nearshore Marine Forecast by KGRR
Issued 12/13/2025 12:48 PM America/New_York.
Valid through 12/13/2025 5:00 PM America/New_York.
fzus53 kgrr 131748
nshgrr
expires:202512132200;;520736
nearshore marine forecast
national weather service grand rapids mi
1247 pm est sat dec 13 2025
for waters within five nautical miles of shore on lake michigan
lmz846-132200-
holland to grand haven mi-
1247 pm est sat dec 13 2025
...small craft advisory in effect through sunday evening...
.rest of today...northwest gales to 40 knots. cloudy with snow
showers and light freezing rain likely. heavy freezing spray. waves
6 to 9 feet.
.tonight...northwest gales to 40 knots. snow showers. heavy freezing
spray. waves 7 to 10 feet.
.sunday...northwest gales to 35 knots decreasing to 30 knots early
in the afternoon. mostly cloudy with snow showers. freezing spray.
waves 7 to 10 feet.
.sunday night...west winds 20 to 25 knots becoming southwest gales
to 40 knots after midnight. cloudy with a slight chance of snow
showers. freezing spray. waves 4 to 6 feet building to 6 to 8 feet
after midnight.
.monday...southwest gales to 45 knots veering west gales to 40 knots
early in the afternoon. mostly cloudy. freezing spray. waves 9 to
13 feet.
.tuesday...south winds 15 to 20 knots increasing to gales to
35 knots. mostly cloudy. waves 2 to 4 feet building to 6 to 8 feet.
.wednesday...west winds to 30 knots decreasing to 15 to 20 knots in
the late morning and afternoon. mostly cloudy. waves 6 to 8 feet.
$$
(8/16)
Latest Nearshore Marine Forecast by KGRR
Issued 12/13/2025 12:48 PM America/New_York.
Valid through 12/13/2025 5:00 PM America/New_York.
fzus53 kgrr 131748
nshgrr
expires:202512132200;;520734
nearshore marine forecast
national weather service grand rapids mi
1247 pm est sat dec 13 2025
for waters within five nautical miles of shore on lake michigan
lmz848-132200-
whitehall to pentwater mi-
1247 pm est sat dec 13 2025
...small craft advisory in effect through sunday evening...
.rest of today...northwest winds to 30 knots increasing to gales to
35 knots early in the afternoon. cloudy with a chance of snow
showers. heavy freezing spray. waves 6 to 8 feet.
.tonight...northwest gales to 40 knots. snow showers. heavy freezing
spray. waves 6 to 9 feet.
.sunday...northwest gales to 40 knots decreasing to 30 knots early
in the afternoon. snow showers. freezing spray. waves 7 to 10 feet.
.sunday night...west winds 20 to 25 knots becoming southwest gales
to 40 knots after midnight. mostly cloudy. waves 3 to 5 feet
building to 6 to 8 feet after midnight.
.monday...southwest gales to 45 knots becoming west gales to
35 knots early in the afternoon. mostly cloudy with a slight chance
of snow showers. freezing spray. waves 9 to 13 feet.
.tuesday...south winds 10 to 20 knots increasing to gales to
35 knots. mostly cloudy. waves 2 to 3 feet building to 6 to 9 feet.
.wednesday...west winds 15 to 25 knots backing southwest early in
the afternoon. mostly cloudy. waves 5 to 7 feet.
$$
(9/16)
Latest Nearshore Marine Forecast by KIWX
Issued 12/13/2025 10:35 AM America/New_York.
Valid through 12/13/2025 4:30 PM America/New_York.
fzus53 kiwx 131535
nshiwx
expires:202512132130;;514432
nearshore marine forecast
national weather service northern indiana
1035 am est sat dec 13 2025
for waters within five nautical miles of shore on lake michigan
lmz043-132130-
new buffalo mi to st joseph mi-
1035 am est sat dec 13 2025
...small craft advisory in effect through sunday evening...
.rest of today...northwest winds 15 to 25 knots. gusts up to 30
knots. freezing spray. a slight chance of snow late this morning,
then a chance of snow this afternoon. waves 5 to 8 feet.
.tonight...northwest winds 20 to 25 knots. gusts up to 30 knots.
freezing spray. snow showers. waves 5 to 9 feet.
.sunday...northwest winds 15 to 25 knots. gusts up to 30 knots in
the morning. snow showers likely in the morning. freezing spray.
waves 5 to 9 feet.
.sunday night...west winds 10 to 15 knots becoming southwest
15 to 20 knots. gusts up to 25 knots toward daybreak. mostly
cloudy. waves 3 to 5 feet.
the water temperature at st. joseph is 40 degrees and at michigan
city is 39 degrees.
$$
(10/16)
Latest Nearshore Marine Forecast by KIWX
Issued 12/13/2025 10:35 AM America/New_York.
Valid through 12/13/2025 4:30 PM America/New_York.
fzus53 kiwx 131535
nshiwx
expires:202512132130;;514431
nearshore marine forecast
national weather service northern indiana
1035 am est sat dec 13 2025
for waters within five nautical miles of shore on lake michigan
lmz046-132130-
michigan city in to new buffalo mi-
1035 am est sat dec 13 2025
...small craft advisory in effect through sunday evening...
.rest of today...northwest winds 15 to 25 knots. gusts up to 30
knots. freezing spray. a slight chance of snow late this morning,
then a chance of snow this afternoon. waves 4 to 7 feet.
.tonight...northwest winds 15 to 25 knots. gusts up to 30 knots.
freezing spray. a chance of snow in the evening, then snow
showers likely overnight. waves 5 to 8 feet building to 6 to
9 feet.
.sunday...northwest winds 15 to 25 knots becoming west and
diminishing to 10 to 15 knots. gusts up to 30 knots in the
morning. snow showers likely in the morning. freezing spray.
waves 5 to 9 feet subsiding to 4 to 6 feet.
.sunday night...west winds 10 to 15 knots becoming southwest
15 to 20 knots. gusts up to 25 knots toward daybreak. mostly
cloudy. waves 3 to 5 feet subsiding to 2 to 4 feet.
the water temperature at st. joseph is 40 degrees and at michigan
city is 39 degrees.
$$
(11/16)
Latest Nearshore Marine Forecast by KLOT
Issued 12/13/2025 9:35 AM US/Central.
Valid through 12/13/2025 4:30 PM US/Central.
fzus53 klot 131535
nshlot
expires:202512132230;;514430
nearshore marine forecast
national weather service chicago/romeoville il
935 am cst sat dec 13 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.
lmz744-745-132230-
gary to burns harbor in-burns harbor to michigan city in-
935 am cst sat dec 13 2025
...small craft advisory in effect through sunday evening...
.rest of today...northwest winds 20 to 25 kt. slight chance of
snow late in the morning, then chance of snow in the afternoon.
waves 4 to 6 ft occasionally to 8 ft.
.tonight...northwest winds to 30 kt. freezing spray. scattered
snow showers in the evening, then numerous snow showers
overnight. waves 5 to 8 ft occasionally to 10 ft building to 7 to
10 ft occasionally to 13 ft.
.sunday...northwest winds to 30 kt becoming west 15 to 25 kt.
scattered snow showers in the morning. freezing spray. waves 7 to
10 ft occasionally to 13 ft subsiding to 4 to 7 ft occasionally
to 9 ft.
.sunday night...west winds 10 to 15 kt becoming southwest and
increasing to 15 to 25 kt overnight. mostly cloudy. waves 3 to
6 ft. the small craft advisory may need to be extended.
$$
(12/16)
Latest Nearshore Marine Forecast by KLOT
Issued 12/13/2025 9:35 AM US/Central.
Valid through 12/13/2025 4:30 PM US/Central.
fzus53 klot 131535
nshlot
expires:202512132230;;514429
nearshore marine forecast
national weather service chicago/romeoville il
935 am cst sat dec 13 2025
for waters within five nautical miles of shore on lake michigan
waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the waves, along with the
average height of the highest 10 percent of the waves which will
occasionally be encountered.
lmz740>743-132230-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
calumet harbor il to gary in-
935 am cst sat dec 13 2025
...small craft advisory in effect through sunday morning...
.rest of today...northwest winds 20 to 25 kt. slight chance of
snow in the afternoon. waves 3 to 5 ft.
.tonight...northwest winds to 30 kt. freezing spray overnight.
waves 4 to 6 ft occasionally to 8 ft.
.sunday...northwest winds 20 to 25 kt becoming west 10 to 15 kt.
partly cloudy. waves 4 to 6 ft occasionally to 8 ft subsiding to 3
to 5 ft.
.sunday night...west winds 10 to 15 kt becoming southwest and
increasing to 15 to 25 kt overnight. partly cloudy in the
evening, then becoming mostly cloudy. waves 1 to 3 ft building to
3 to 5 ft.
$$
(13/16)
Latest Nearshore Marine Forecast by KMKX
Issued 12/13/2025 1:10 PM US/Central.
Valid through 12/13/2025 5:00 PM US/Central.
fzus53 kmkx 131910
nshmkx
expires:202512132300;;524591
nearshore marine forecast
national weather service milwaukee/sullivan wi
110 pm cst sat dec 13 2025
for waters within five nautical miles of shore on lake michigan
lmz643-132300-
sheboygan to port washington wi-
110 pm cst sat dec 13 2025
...small craft advisory in effect through sunday morning...
.rest of today...northwest wind 15 to 25 knots with gusts to
around 30 knots. partly sunny. waves 3 to 4 feet.
.tonight...northwest wind 15 to 25 knots rising to up to 30 knots
in the late evening and early morning, then easing to 15 to
25 knots early in the morning. partly cloudy. waves 3 to 4 feet.
.sunday...northwest wind 15 to 25 knots becoming 15 to 20 knots
early in the afternoon, then backing west 10 to 20 knots late in
the afternoon. mostly sunny. waves 3 to 4 feet subsiding to 1 to
2 feet in the afternoon.
.sunday night...west wind 10 to 15 knots becoming southwest 15 to
20 knots late in the evening, then becoming 15 to 25 knots after
midnight rising to up to 30 knots early in the morning. mostly
cloudy. waves around 1 foot building to 3 to 5 feet after
midnight.
wave heights are for ice free areas.
$$
(14/16)
Latest Nearshore Marine Forecast by KMKX
Issued 12/13/2025 1:10 PM US/Central.
Valid through 12/13/2025 5:00 PM US/Central.
fzus53 kmkx 131910
nshmkx
expires:202512132300;;524592
nearshore marine forecast
national weather service milwaukee/sullivan wi
110 pm cst sat dec 13 2025
for waters within five nautical miles of shore on lake michigan
lmz644-132300-
port washington to north point light wi-
110 pm cst sat dec 13 2025
...small craft advisory in effect through sunday morning...
.rest of today...northwest wind 15 to 25 knots. partly sunny.
waves 2 to 4 feet.
.tonight...northwest wind 15 to 25 knots. gusts up to 30 knots.
partly cloudy. waves 3 to 4 feet.
.sunday...northwest wind 15 to 25 knots becoming 15 to 20 knots
early in the afternoon, then backing west late in the afternoon.
mostly sunny. waves 3 to 4 feet subsiding to 1 to 2 feet in the
afternoon.
.sunday night...west wind 15 to 20 knots backing southwest late
in the evening, then becoming 15 to 25 knots after midnight
rising to up to 30 knots early in the morning. partly cloudy
through around midnight then becoming mostly cloudy. waves 1 to
2 feet building to 3 to 4 feet early in the morning.
wave heights are for ice free areas.
$$
(15/16)
Latest Nearshore Marine Forecast by KMKX
Issued 12/13/2025 1:10 PM US/Central.
Valid through 12/13/2025 5:00 PM US/Central.
fzus53 kmkx 131910
nshmkx
expires:202512132300;;524593
nearshore marine forecast
national weather service milwaukee/sullivan wi
110 pm cst sat dec 13 2025
for waters within five nautical miles of shore on lake michigan
lmz645-132300-
north point light to wind point wi-
110 pm cst sat dec 13 2025
...small craft advisory in effect through sunday morning...
.rest of today...northwest wind 15 to 25 knots. mostly cloudy.
waves 2 to 4 feet.
.tonight...northwest wind 15 to 25 knots. partly cloudy. waves
3 to 4 feet building to 3 to 5 feet in the late evening and early
morning, then subsiding to 3 to 4 feet early in the morning.
.sunday...northwest wind 15 to 25 knots becoming 15 to 20 knots
early in the afternoon, then becoming west 10 to 15 knots late in
the afternoon. partly sunny. waves 3 to 4 feet subsiding to 1 to
2 feet late in the afternoon.
.sunday night...west wind 10 to 15 knots becoming southwest 15 to
20 knots late in the evening, then becoming 15 to 25 knots after
midnight rising to up to 30 knots early in the morning. mostly
cloudy. waves 1 to 2 feet building to 3 to 4 feet early in the
morning.
wave heights are for ice free areas.
$$
(16/16)
Latest Nearshore Marine Forecast by KMKX
Issued 12/13/2025 1:10 PM US/Central.
Valid through 12/13/2025 5:00 PM US/Central.
fzus53 kmkx 131910
nshmkx
expires:202512132300;;524594
nearshore marine forecast
national weather service milwaukee/sullivan wi
110 pm cst sat dec 13 2025
for waters within five nautical miles of shore on lake michigan
lmz646-132300-
wind point wi to winthrop harbor il-
110 pm cst sat dec 13 2025
...small craft advisory in effect through sunday morning...
.rest of today...northwest wind 10 to 20 knots rising to 15 to
25 knots late in the afternoon. mostly cloudy. waves 2 to 4 feet.
.tonight...northwest wind 15 to 25 knots. partly cloudy. waves
3 to 4 feet.
.sunday...northwest wind 15 to 25 knots becoming 15 to 20 knots
early in the afternoon, then becoming west 10 to 15 knots late in
the afternoon. mostly sunny. waves 3 to 4 feet subsiding to 1 to
2 feet in the afternoon.
.sunday night...west wind 10 to 15 knots becoming southwest 15 to
20 knots late in the evening, then becoming 15 to 25 knots after
midnight rising to up to 30 knots early in the morning. mostly
cloudy. waves 1 to 2 feet building to 3 to 4 feet early in the
morning.
wave heights are for ice free areas.
$$
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