fzus53 kapx 120805
nshapx
expires:202512121900;;437157

nearshore marine forecast
national weather service gaylord mi
305 am est fri dec 12 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.


lmz346-121900-
manistee to point betsie mi-
305 am est fri dec 12 2025

...small craft advisory in effect from this afternoon through
saturday evening...

.today...southwest wind 15 to 20 knots. chance of snow showers
early in the morning, then slight chance of snow showers in the
morning. snow showers likely in the afternoon. waves 2 feet or
less building to 2 to 4 feet in the afternoon. 
.tonight...west wind 15 to 25 knots. heavy freezing spray and
patchy blowing snow. snow showers. waves 7 to 10 feet. 
.saturday...northwest wind 15 to 25 knots. heavy freezing spray.
chance of snow showers. waves 7 to 10 feet. 
.saturday night...northwest wind up to 30 knots. heavy freezing
spray. snow showers likely. waves 8 to 11 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kgrb 121423
nshgrb
expires:202512122100;;452468

nearshore marine forecast
national weather service green bay wi
823 am cst fri dec 12 2025

for waters within five nautical miles of the shore on lake michigan


lmz542-543-122100-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
823 am cst fri dec 12 2025

...small craft advisory in effect from this evening through late
saturday night...

.today...w wind 5 to 10 kts increasing to 10 to 20 kts in the
afternoon. a chance of light snow in the afternoon. waves 2 ft or
less. 
.tonight...w wind 15 to 25 kts with gusts to around 30 kts. a
chance of flurries in the evening. waves 1 to 3 ft building to
2 to 4 ft in the late evening and overnight. 
.saturday...w wind 15 to 25 kts with gusts to around 30 kts. a
chance of flurries in the afternoon. waves 2 to 4 ft subsiding to
1 to 3 ft early in the afternoon, then building to 2 to 4 ft late
in the afternoon. 
.saturday night...nw wind to around 30 kts. mostly clear. waves
2 to 4 ft. 

$$

fzus53 kgrr 121103
nshgrr
expires:202512122100;;445495

nearshore marine forecast
national weather service grand rapids mi
603 am est fri dec 12 2025

for waters within five nautical miles of shore on lake michigan


lmz847-122100-
grand haven to whitehall mi-
603 am est fri dec 12 2025

...small craft advisory in effect from this evening through saturday
evening...

.today...southwest winds 5 to 15 knots increasing to 15 to 20 knots
early in the afternoon. mostly cloudy. a chance of snow showers in
the afternoon. waves 2 to 3 feet. 
.tonight...west winds to 30 knots. cloudy with a chance of snow
showers. freezing spray. waves 5 to 7 feet building to 9 to 13 feet
in the late evening and overnight. 
.saturday...northwest gales to 35 knots. snow showers likely. heavy
freezing spray. waves 9 to 13 feet. 
.saturday night...northwest gales to 35 knots. snow showers likely.
heavy freezing spray. waves 8 to 12 feet. 
.sunday...northwest gales to 35 knots decreasing to 30 knots early
in the afternoon. snow showers likely. freezing spray. waves 8 to
12 feet. 
.monday...southwest gales to 40 knots. mostly cloudy. freezing
spray. waves 9 to 13 feet. 
.tuesday...south winds to 30 knots increasing to gales to 40 knots
early in the afternoon. mostly cloudy. waves 3 to 5 feet building to
7 to 11 feet. 

$$

fzus53 kgrr 121103
nshgrr
expires:202512122100;;445493

nearshore marine forecast
national weather service grand rapids mi
603 am est fri dec 12 2025

for waters within five nautical miles of shore on lake michigan


lmz849-122100-
pentwater to manistee mi-
603 am est fri dec 12 2025

...small craft advisory in effect from this evening through saturday
evening...

.today...southwest winds 15 to 25 knots. cloudy. a chance of snow
showers in the afternoon. waves around 1 foot building to 2 to
4 feet early in the afternoon. 
.tonight...west winds to 30 knots. snow showers. freezing spray.
waves 7 to 10 feet building to 8 to 12 feet after midnight. 
.saturday...northwest gales to 35 knots decreasing to 30 knots in
the late morning and early afternoon, then increasing to gales to
35 knots early in the afternoon. mostly cloudy with a chance of snow
showers and a slight chance of light freezing rain. freezing spray.
waves 8 to 12 feet. 
.saturday night...northwest gales to 40 knots. snow showers likely
and a slight chance of light freezing rain. heavy freezing spray.
waves 8 to 12 feet. 
.sunday...northwest gales to 40 knots decreasing to 30 knots early
in the afternoon. snow showers likely. freezing spray. waves 8 to
12 feet subsiding to 6 to 8 feet early in the afternoon. 
.monday...southwest gales to 35 knots veering west to 30 knots early
in the afternoon. mostly cloudy with a chance of snow showers.
freezing spray. waves 7 to 11 feet. 
.tuesday...south winds 10 to 20 knots increasing to gales to
35 knots. mostly cloudy. waves 2 to 3 feet building to 7 to 10 feet.

$$

fzus53 kgrr 121103
nshgrr
expires:202512122100;;445494

nearshore marine forecast
national weather service grand rapids mi
603 am est fri dec 12 2025

for waters within five nautical miles of shore on lake michigan


lmz848-122100-
whitehall to pentwater mi-
603 am est fri dec 12 2025

...small craft advisory in effect from this evening through saturday
evening...

.today...southwest winds 5 to 15 knots increasing to 15 to 20 knots
early in the afternoon. mostly cloudy. a chance of snow showers in
the afternoon. waves 2 to 3 feet. 
.tonight...west winds to 30 knots veering northwest gales to
35 knots after midnight. cloudy with a chance of snow showers.
freezing spray. waves 5 to 7 feet building to 9 to 13 feet in the
late evening and overnight. 
.saturday...northwest gales to 35 knots. mostly cloudy with a chance
of snow showers. heavy freezing spray. waves 9 to 13 feet. 
.saturday night...northwest gales to 40 knots. snow showers likely.
heavy freezing spray. waves 8 to 12 feet. 
.sunday...northwest gales to 40 knots decreasing to 30 knots early
in the afternoon. snow showers likely. freezing spray. waves 8 to
12 feet. 
.monday...southwest gales to 40 knots. mostly cloudy. 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 4 feet building to 7 to 11 feet.

$$

fzus53 kgrr 121103
nshgrr
expires:202512122100;;445498

nearshore marine forecast
national weather service grand rapids mi
603 am est fri dec 12 2025

for waters within five nautical miles of shore on lake michigan


lmz844-122100-
st joseph to south haven mi-
603 am est fri dec 12 2025

...small craft advisory in effect from this evening through saturday
evening...

.today...south winds 5 to 15 knots veering southwest early in the
afternoon. mostly cloudy. a slight chance of snow showers in the
afternoon. waves 1 to 2 feet. 
.tonight...west winds 15 to 25 knots increasing to 30 knots in the
late evening and overnight. cloudy with a chance of snow showers.
waves 3 to 5 feet building to 8 to 12 feet in the late evening and
overnight. 
.saturday...northwest gales to 35 knots decreasing to 30 knots in
the late morning and early afternoon, then becoming gales to
35 knots early in the afternoon. cloudy with a chance of snow
showers. freezing spray. waves 9 to 13 feet. 
.saturday night...northwest gales to 40 knots. snow showers.
freezing spray. waves 9 to 13 feet. 
.sunday...northwest gales to 40 knots decreasing to 30 knots early
in the afternoon. snow showers. freezing spray. waves 9 to 13 feet. 
.monday...southwest winds to 30 knots. partly sunny. freezing spray.
waves 6 to 9 feet. 
.tuesday...south winds to 30 knots. mostly cloudy. waves 4 to
6 feet. 

$$

fzus53 kgrr 121103
nshgrr
expires:202512122100;;445497

nearshore marine forecast
national weather service grand rapids mi
603 am est fri dec 12 2025

for waters within five nautical miles of shore on lake michigan


lmz845-122100-
south haven to holland mi-
603 am est fri dec 12 2025

...small craft advisory in effect from this evening through saturday
evening...

.today...south winds 5 to 15 knots veering southwest 15 to 20 knots
early in the afternoon. mostly cloudy. a chance of snow showers in
the afternoon. waves 1 to 2 feet. 
.tonight...west winds 15 to 25 knots increasing to 30 knots in the
late evening and overnight. cloudy with a chance of snow showers.
freezing spray. waves 4 to 6 feet building to 9 to 13 feet. 
.saturday...northwest gales to 35 knots. snow showers. heavy
freezing spray. waves 10 to 14 feet. 
.saturday night...northwest gales to 35 knots. snow showers. heavy
freezing spray. waves 9 to 13 feet. 
.sunday...northwest gales to 35 knots decreasing to 30 knots early
in the afternoon. snow showers. freezing spray. waves 9 to 13 feet. 
.monday...southwest gales to 35 knots. mostly cloudy. freezing
spray. waves 7 to 11 feet. 
.tuesday...south winds 15 to 25 knots increasing to 30 knots early
in the afternoon. mostly cloudy. waves 4 to 6 feet building to 6 to
8 feet early in the afternoon. 

$$

fzus53 kgrr 121103
nshgrr
expires:202512122100;;445496

nearshore marine forecast
national weather service grand rapids mi
603 am est fri dec 12 2025

for waters within five nautical miles of shore on lake michigan


lmz846-122100-
holland to grand haven mi-
603 am est fri dec 12 2025

...small craft advisory in effect from this evening through saturday
evening...

.today...south winds 5 to 15 knots veering southwest 15 to 20 knots
early in the afternoon. mostly cloudy with a chance of snow showers.
waves 1 to 3 feet. 
.tonight...west winds to 30 knots. cloudy with a chance of snow
showers. freezing spray. waves 4 to 6 feet building to 10 to 14 feet
in the late evening and overnight. 
.saturday...northwest gales to 35 knots. cloudy with a chance of
snow showers. heavy freezing spray. waves 10 to 14 feet. 
.saturday night...northwest gales to 35 knots. snow showers. heavy
freezing spray. waves 9 to 13 feet. 
.sunday...northwest gales to 35 knots decreasing to 30 knots early
in the afternoon. snow showers. freezing spray. waves 9 to 13 feet. 
.monday...southwest gales to 40 knots. 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 3 to 5 feet building to 7 to 10 feet
in the late morning and afternoon. 

$$

fzus53 kiwx 120852
nshiwx
expires:202512121530;;439074

nearshore marine forecast
national weather service northern indiana
352 am est fri dec 12 2025

for waters within five nautical miles of shore on lake michigan


lmz043-121530-
new buffalo mi to st joseph mi-
352 am est fri dec 12 2025

...small craft advisory in effect from this evening through
sunday evening...

.today...east winds 10 knots or less becoming southwest. mostly
cloudy. waves 2 feet or less. 
.tonight...west winds 15 to 25 knots. gusts up to 30 knots. a
slight chance of snow in the evening, then a chance of snow
overnight. waves 1 to 3 feet building to 5 to 7 feet. 
.saturday...northwest winds 15 to 25 knots. gusts up to 30 knots.
freezing spray. a chance of snow in the morning, then snow likely
in the afternoon. waves 5 to 8 feet. 
.saturday night...northwest winds 20 to 25 knots. gusts up to
30 knots. freezing spray. snow likely. waves 5 to 9 feet building
to 8 to 11 feet. 

the water temperature at michigan city is 39 degrees.

$$

fzus53 kiwx 120852
nshiwx
expires:202512121530;;439073

nearshore marine forecast
national weather service northern indiana
352 am est fri dec 12 2025

for waters within five nautical miles of shore on lake michigan


lmz046-121530-
michigan city in to new buffalo mi-
352 am est fri dec 12 2025

...small craft advisory in effect from this evening through
sunday evening...

.today...southeast winds 10 knots or less becoming southwest.
partly sunny. waves 1 foot or less. 
.tonight...west winds 10 to 15 knots increasing to 15 to
25 knots. gusts up to 30 knots. a slight chance of snow. waves 1 
to 3 feet building to 3 to 6 feet. 
.saturday...northwest winds 15 to 25 knots. freezing spray. a
chance of snow in the morning, then snow likely in the afternoon.
waves 3 to 6 feet. 
.saturday night...northwest winds 15 to 25 knots. gusts up to
30 knots. freezing spray. snow likely. waves 5 to 8 feet building
to 6 to 9 feet. 

the water temperature at michigan city is 39 degrees.

$$

fzus53 klot 120934
nshlot
expires:202512121645;;442276

nearshore marine forecast
national weather service chicago/romeoville il
334 am cst fri dec 12 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>743-121645-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
calumet harbor il to gary in-
334 am cst fri dec 12 2025

...small craft advisory in effect from this evening through
sunday morning...

.today...northwest winds around 5 kt becoming west 10 to 20 kt. 
mostly cloudy. waves 1 to 2 ft.
.tonight...west winds 15 to 25 kt becoming northwest 20 to 25 kt
by late evening. a chance of flurries in the evening. waves 2 to 
4 ft building to 3 to 5 ft.
.saturday...northwest winds 20 to 25 kt. chance of snow. waves 3 
to 5 ft subsiding to 2 to 4 ft. 
.saturday night...northwest winds 20 to 25 kt. slight chance of
snow showers. waves 3 to 6 ft. 

$$

fzus53 klot 120934
nshlot
expires:202512121645;;442277

nearshore marine forecast
national weather service chicago/romeoville il
334 am cst fri dec 12 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.


lmz744-745-121645-
gary to burns harbor in-burns harbor to michigan city in-
334 am cst fri dec 12 2025

...small craft advisory in effect from this evening through
sunday evening...

.today...southeast winds 5 to 10 kt becoming southwest through the
morning then becoming west 15 to 20 by late afternoon. partly 
cloudy in the morning, then becoming mostly cloudy. waves 1 to 2 
ft. 
.tonight...west winds 15 to 25 kt increasing to 30 kt by mid
evening, then becoming northwest overnight. slight chance of snow
showers. waves 3 to 5 ft building to 5 to 8 ft occasionally to 10
ft. 
.saturday...northwest winds 20 to 25 kt. freezing spray. chance
of snow in the morning, then snow likely in the afternoon. waves
5 to 8 ft occasionally to 10 ft subsiding to 4 to 7 ft
occasionally to 9 ft. 
.saturday night...northwest winds to 30 kt. freezing spray.
chance of snow showers in the evening, then snow showers likely
overnight. waves 6 to 9 ft occasionally to 12 ft building to 7 to
10 ft occasionally to 13 ft.  

$$

fzus53 kmkx 121310
nshmkx
expires:202512121700;;450330

nearshore marine forecast
national weather service milwaukee/sullivan wi
710 am cst fri dec 12 2025

for waters within five nautical miles of shore on lake michigan


lmz643-121700-
sheboygan to port washington wi-
710 am cst fri dec 12 2025

...small craft advisory in effect from this evening through
sunday morning...

.today...west wind 5 to 10 knots rising to 10 to 15 knots with
gusts to around 20 knots in the afternoon. chance of flurries
late in the afternoon. waves around 1 foot. 
.tonight...west wind 15 to 20 knots becoming 15 to 25 knots in
the late evening and early morning, then veering northwest early
in the morning. chance of flurries through around midnight. waves
1 to 2 feet building to 2 to 4 feet in the late evening and
overnight. 
.saturday...northwest wind 15 to 25 knots easing to 10 to
20 knots late in the morning, then backing west early in the
afternoon becoming northwest 15 to 25 knots late in the
afternoon. mostly cloudy. waves 2 to 4 feet. 
.saturday night...northwest wind 15 to 25 knots. gusts up to
30 knots. slight chance of light freezing rain and snow showers
through around midnight. waves 2 to 4 feet. 

wave heights are for ice free areas.

$$

fzus53 kmkx 121310
nshmkx
expires:202512121700;;450331

nearshore marine forecast
national weather service milwaukee/sullivan wi
710 am cst fri dec 12 2025

for waters within five nautical miles of shore on lake michigan


lmz644-121700-
port washington to north point light wi-
710 am cst fri dec 12 2025

...small craft advisory in effect from this evening through
sunday morning...

.today...northwest wind 5 to 10 knots backing west late in the
morning, then rising to 10 to 15 knots with gusts to around
20 knots in the afternoon. chance of flurries late in the
afternoon. waves around 1 foot. 
.tonight...west wind 15 to 20 knots becoming 15 to 25 knots after
midnight, then veering northwest 15 to 20 knots early in the
morning. chance of flurries through around midnight. waves 1 to
2 feet. 
.saturday...northwest wind 15 to 20 knots. gusts up to 25 knots.
mostly cloudy. waves 1 to 2 feet. 
.saturday night...northwest wind 15 to 25 knots. gusts up to
30 knots. partly cloudy. waves 2 to 4 feet. 

wave heights are for ice free areas.

$$

fzus53 kmkx 121310
nshmkx
expires:202512121700;;450332

nearshore marine forecast
national weather service milwaukee/sullivan wi
710 am cst fri dec 12 2025

for waters within five nautical miles of shore on lake michigan


lmz645-121700-
north point light to wind point wi-
710 am cst fri dec 12 2025

...small craft advisory in effect from this evening through
sunday morning...

.today...northwest wind 5 to 10 knots backing west late in the
morning, then rising to 10 to 15 knots with gusts to around
20 knots in the afternoon. partly sunny. waves around 1 foot. 
.tonight...west wind 15 to 20 knots veering northwest early in
the morning. gusts up to 25 knots. chance of flurries through
around midnight. waves 1 to 2 feet building to 2 to 4 feet in the
late evening and overnight. 
.saturday...northwest wind 15 to 20 knots backing west in the
late morning and early afternoon, then veering northwest late in
the afternoon. gusts up to 25 knots. mostly cloudy. waves 1 to
2 feet building to 2 to 4 feet late in the afternoon. 
.saturday night...northwest wind 15 to 25 knots. partly cloudy.
waves 3 to 4 feet. 

wave heights are for ice free areas.

$$

fzus53 kmkx 121310
nshmkx
expires:202512121700;;450333

nearshore marine forecast
national weather service milwaukee/sullivan wi
710 am cst fri dec 12 2025

for waters within five nautical miles of shore on lake michigan


lmz646-121700-
wind point wi to winthrop harbor il-
710 am cst fri dec 12 2025

...small craft advisory in effect from this evening through
sunday morning...

.today...northwest wind 5 to 10 knots backing west late in the
morning, then rising to 10 to 15 knots in the afternoon. partly
sunny. waves around 1 foot. 
.tonight...west wind 10 to 20 knots becoming 15 to 20 knots late
in the evening, then veering northwest after midnight. gusts up
to 25 knots. chance of flurries through around midnight. waves
1 to 2 feet building to 2 to 4 feet after midnight, then
subsiding to 1 to 2 feet early in the morning. 
.saturday...northwest wind 15 to 20 knots. gusts up to 25 knots.
slight chance of snow showers in the afternoon. waves 1 to
2 feet. 
.saturday night...northwest wind 15 to 20 knots becoming 15 to
25 knots early in the morning. slight chance of snow showers
through around midnight. waves 2 to 4 feet. 

wave heights are for ice free areas.

$$