fzus61 kcle 041418
glfle 
expires:202512042130;;994261

open lake forecast for lake erie
national weather service cleveland oh
918 am est thu dec 4 2025

for waters beyond five nautical miles of shore on lake erie

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.

.synopsis...
a ridge averaging 30.40 inches affects lake erie through friday
night as the embedded high pressure center wobbles east-northeastward
from the iowa area to atlantic waters near nova scotia. on 
saturday, a cold front should sweep generally eastward across lake
erie. behind the front, another ridge averaging 30.50 inches 
should impact lake erie on sunday through the first-half of monday
as the embedded high pressure center moves from the northern 
great plains toward the northeast united states. later on monday 
through this tuesday, the ridge should begin to exit eastward and 
allow a warm front to sweep northeastward across lake erie during 
the second-half of monday. 


lez162>164-042130-
detroit river lt. to maumee bay oh to reno beach oh beyond 5nm
offshoreline to us-canadian border-
reno beach to the islands oh beyond 5nm off shoreline to us-
canadian border-
the islands to vermilion oh beyond 5 nm off shoreline to us-
canadian border-
918 am est thu dec 4 2025

.rest of today...northwest winds 15 to 20 knots diminishing to
5 to 15 knots. waves 3 to 5 feet subsiding to 2 feet or less. 
.tonight...west winds 10 knots or less becoming south. waves
1 foot or less. 
.friday...southwest winds 10 to 15 knots. waves 1 to 2 feet. 
.friday night...southwest winds 10 to 15 knots increasing to
15 to 20 knots. waves 1 to 3 feet building to 2 to 4 feet. 
.saturday...southwest winds 15 to 20 knots becoming northwest
5 to 15 knots. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.sunday...northwest winds 5 to 10 knots becoming north and
increasing to 15 to 20 knots. waves 1 to 3 feet building to 2 to
4 feet. 
.monday...northeast winds 10 to 15 knots becoming southwest 15 to
20 knots. a chance of snow showers monday night. waves 2 to
4 feet. 

$$

fzus63 kdtx 041650 aaa
glflh 
expires:202512050100;;999190

open lake forecast for lake huron...updated
national weather service detroit/pontiac mi
1150 am est thu dec 4 2025

for waters beyond five nautical miles off shore on lake huron

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.

.synopsis...a strong arctic cold front brings gusty northwest
winds to the central great lakes this morning. much colder air
activates lake effect snow showers and is favorable for freezing
spray through the late week period.


lhz463-464-050100-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
1150 am est thu dec 4 2025

.rest of today...northwest winds 20 to 25 knots with gusts to
around 30 knots becoming west 15 to 20 knots late in the
afternoon. waves 6 to 9 feet. waves occasionally around 11 feet. 
.tonight...southwest winds 10 to 15 knots increasing to 20 to
25 knots. waves 3 to 5 feet building to 5 to 7 feet early in the
morning. waves occasionally around 10 feet. 
.friday...southwest winds 20 to 25 knots with gusts to around
30 knots decreasing to 15 to 20 knots early in the afternoon.
waves 5 to 7 feet. waves occasionally around 10 feet. 
.friday night...southwest winds 15 to 20 knots increasing to
20 to 25 knots in the late evening and overnight. a chance of
snow. waves 5 to 7 feet. waves occasionally around 10 feet. 
.saturday...southwest winds 15 to 20 knots becoming west 10 to
15 knots late in the afternoon. a chance of snow and rain. a
chance of snow late in the evening. waves 3 to 5 feet. 
.sunday...northwest winds 10 to 15 knots increasing to 15 to
20 knots early in the evening...then becoming north 10 to
15 knots in the late evening and early morning. a chance of snow.
waves 4 to 6 feet. waves occasionally around 8 feet. 
.monday...north winds 10 to 15 knots veering to the southeast in
the late morning and early afternoon...then veering to the
southwest early in the evening becoming south 15 to 20 knots in
the late evening and early morning. a chance of. waves 3 to
5 feet. 


$$

fzus63 kdtx 041453
glfsc 
expires:202512042300;;995084

lake st clair forecast
national weather service detroit/pontiac mi
953 am est thu dec 4 2025

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.

.synopsis...a strong arctic cold front brings gusty northwest
winds to the central great lakes today. much colder air activates
lake effect snow showers through the late week period.


lcz460-042300-
lake st clair-
953 am est thu dec 4 2025

.rest of today...northwest winds 15 to 20 knots diminishing to 10 to
15 knots late in the afternoon. mostly sunny. waves 2 feet or less.
.tonight...southwest winds 5 to 10 knots increasing to 10 to 15
knots early in the morning. mostly clear. waves 2 feet or less.
.friday...southwest winds 10 to 15 knots. partly sunny. waves 1 to 3
feet.
.friday night...southwest winds 15 to 20 knots. partly cloudy early
in the evening becoming cloudy. waves 1 to 3 feet.
.saturday...southwest winds 15 to 20 knots becoming west 10 to 15
knots in the afternoon...then diminishing to 5 to 10 knots in the
evening. mostly cloudy. waves 2 feet or less.
.sunday...north winds 10 to 15 knots. partly cloudy. a chance of
light snow. waves 2 feet or less.
.monday...south winds 10 to 15 knots. partly cloudy. waves 2 feet or
less.

$$

fzus63 kmkx 041443
glflm 
expires:202512042215;;994911

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
843 am cst thu dec 4 2025

for waters beyond 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 wave, along with the
average height of the highest 10% of the waves which will
occasionally be encountered.

.synopsis...

breezy northwest winds will continue through the morning, 
especially across the eastern half of the lake. moderate freezing
spray will remain a concern for the next few hours across the 
eastern half of the lake as well. high pressure of 30.4 inches 
will move across iowa and then through northern illinois and 
indiana today, shifting winds to a southwesterly direction by 
tonight.

winds will increase this evening to gale force over the northern
half of the lake as an area of low pressure around 29.7 inches 
moves across southwestern ontario. a gale warning is in effect 
from late this evening through mid morning friday. freezing spray 
is also expected during this time. 

a cold front will drape across the open waters friday into friday
night, bringing lighter westerly winds. winds shift to become
northwesterly into saturday as low pressure exits to the east,
continuing through sunday before high pressure builds over the
lake sunday night into monday and brings light and variable winds.


lmz261-362-364-366-563-565-567-868-042215-
lake michigan from seul choix point to rock island passage 5 nm
offshore to mid lake-
lake michigan south of a line from seul choix point to the
mackinac bridge and north of a line from charlevoix mi to south
fox island 5 nm offshore-
lake michigan from charlevoix to point betsie mi 5 nm offshore to
mid lake-
lake michigan from point betsie to manistee mi 5 nm offshore to
mid lake-
lake michigan from rock island passage to sturgeon bay wi-
lake michigan from sturgeon bay to two rivers wi 5 nm offshore to
mid lake-
lake michigan from two rivers to sheboygan wi 5 nm offshore to
mid lake-
lake michigan from pentwater to manistee mi 5 nm offshore to mid
lake-
843 am cst thu dec 4 2025

sheboygan wi to pentwater mi north...

...gale warning in effect from this evening through friday
morning...

.rest of today...northwest winds to 30 kt diminishing to 15 to
25 kt late this morning, then becoming west 10 to 20 kt early
this afternoon becoming southwest late. waves 4 to 7 ft
occasionally to 9 ft subsiding to 1 to 3 ft. 
.tonight...southwest winds to 30 kt increasing to gales to 40 kt.
chance of snow overnight. waves 4 to 6 ft occasionally to 8 ft
building to 10 to 14 ft occasionally to 18 ft. 
.friday...southwest gales to 40 kt diminishing to 30 kt. chance
of snow in the morning, then snow likely in the afternoon. waves
10 to 14 ft occasionally to 18 ft subsiding to 7 to 10 ft
occasionally to 13 ft. 
.friday night...southwest winds to 30 kt becoming west. snow in
the evening. waves 6 to 9 ft occasionally to 12 ft. 
.saturday...northwest winds 15 to 25 kt. waves 4 to 6 ft
occasionally to 8 ft subsiding to 3 to 5 ft. 
.saturday night...northwest winds 10 to 20 kt. waves 2 to 4 ft. 
.sunday...northwest winds 10 to 20 kt becoming north. waves 2 to
4 ft. 
.monday...southwest winds 10 to 20 kt increasing to 15 to 25 kt.
chance of snow. waves 2 to 4 ft building to 4 to 7 ft
occasionally to 9 ft.  

$$

fzus63 kmkx 041443
glflm 
expires:202512042215;;994912

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
843 am cst thu dec 4 2025

for waters beyond 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 wave, along with the
average height of the highest 10% of the waves which will
occasionally be encountered.

.synopsis...

breezy northwest winds will continue through the morning, 
especially across the eastern half of the lake. moderate freezing
spray will remain a concern for the next few hours across the 
eastern half of the lake as well. high pressure of 30.4 inches 
will move across iowa and then through northern illinois and 
indiana today, shifting winds to a southwesterly direction by 
tonight.

winds will increase this evening to gale force over the northern
half of the lake as an area of low pressure around 29.7 inches 
moves across southwestern ontario. a gale warning is in effect 
from late this evening through mid morning friday. freezing spray 
is also expected during this time. 

a cold front will drape across the open waters friday into friday
night, bringing lighter westerly winds. winds shift to become
northwesterly into saturday as low pressure exits to the east,
continuing through sunday before high pressure builds over the
lake sunday night into monday and brings light and variable winds.


lmz080-669-671-673-675-777-779-870-872-874-876-878-042215-
lake michigan from michigan city in to st. joseph mi 5 nm
offshore to mid lake-
lake michigan from sheboygan to port washington wi 5 nm offshore
to mid lake-
lake michigan from port washington to north point light wi 5 nm
offshore to mid lake-
lake michigan from north point light to wind point wi 5 nm
offshore to mid lake-
lake michigan from wind point wi to winthrop harbor il 5 nm
offshore to mid lake-
lake michigan from winthrop harbor to wilmette harbor il 5 nm
offshore to mid lake-
lake michigan from wilmette harbor il to michigan city in 5 nm
offshore to mid lake-
lake michigan from whitehall to pentwater mi 5 nm offshore to mid
lake-
lake michigan from grand haven to whitehall mi 5 nm offshore to
mid lake-
lake michigan from holland to grand haven mi 5 nm offshore to mid
lake-
lake michigan from south haven to holland mi 5 nm offshore to mid
lake-
lake michigan from st. joseph to south haven mi 5 nm offshore to
mid lake-
843 am cst thu dec 4 2025

sheboygan wi to pentwater mi south...

.rest of today...northwest winds 10 to 20 kt diminishing to 5 to
10 kt early this afternoon, then becoming southwest 10 to 15 kt
late. waves 5 to 8 ft occasionally to 10 ft subsiding to 2 to
4 ft. 
.tonight...southwest winds 10 to 20 kt increasing to 30 kt. waves
2 to 4 ft building to 8 to 11 ft occasionally to 14 ft. 
.friday...southwest winds to 30 kt. chance of snow in the
afternoon. waves 8 to 12 ft occasionally to 16 ft subsiding to
8 to 11 ft occasionally to 14 ft. 
.friday night...southwest winds to 30 kt becoming west 15 to
25 kt. snow in the evening. waves 7 to 10 ft occasionally to
13 ft. 
.saturday...northwest winds 15 to 25 kt diminishing to 10 to
20 kt. chance of rain and snow in the morning. waves 5 to 8 ft
occasionally to 10 ft subsiding to 4 to 6 ft occasionally to
8 ft. 
.saturday night...northwest winds 10 to 15 kt becoming north
10 to 20 kt. chance of snow. waves 3 to 5 ft. 
.sunday...north winds 10 to 20 kt. chance of snow. waves 4 to
6 ft occasionally to 8 ft. 
.monday...south winds 10 to 20 kt becoming southwest 15 to 25 kt.
waves 3 to 5 ft building to 4 to 7 ft occasionally to 9 ft.  

$$