fzus61 kcle 120907
glfle 
expires:202512121515;;440191

open lake forecast for lake erie
national weather service cleveland oh
407 am est fri dec 12 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 30.00 inches will continue to build east over 
the great lakes today before departing to the east tonight. a 
cold front will move east across lake erie saturday morning
followed by high pressure 30.70 inches building southeast into 
the ohio valley on monday. this high will weaken to 30.40 inches 
as it moves towards the carolinas on tuesday.


lez162>164-121515-
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-
407 am est fri dec 12 2025

.today...northwest winds 10 knots or less becoming southwest.
waves 1 foot or less. 
.tonight...southwest winds 5 to 15 knots becoming west and
increasing to 15 to 25 knots. waves 2 feet or less building to
3 to 5 feet. 
.saturday...west winds 15 to 25 knots. snow likely in the
morning, then a chance of snow in the afternoon. waves 3 to
5 feet. 
.saturday night...west winds 15 to 25 knots becoming northwest.
snow likely in the evening, then a chance of snow overnight.
waves 2 to 4 feet building to 3 to 5 feet. 
.sunday...northwest winds to 30 knots becoming west and
diminishing to 15 to 20 knots. a chance of snow during the day.
waves 3 to 6 feet subsiding to 2 to 4 feet. 
.monday...southwest winds 15 to 25 knots. waves 2 to 4 feet
building to 4 to 7 feet, then subsiding to 3 to 5 feet. waves
occasionally around 9 feet. 
.tuesday...southwest winds 10 to 15 knots increasing to 30 knots.
waves 1 to 3 feet building to 3 to 6 feet. 

$$

fzus63 kdtx 120802
glflh 
expires:202512121615;;437025

open lake forecast for lake huron
national weather service detroit/pontiac mi
302 am est fri dec 12 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...high pressure, 30.10 inches, will reside over the
great lakes today. this is followed by low pressure, 29.70
inches, moving in from central canada into northern ontario
tonight and saturday. sporadic gale force wind gusts are possible
with this system.


lhz463-464-121615-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
302 am est fri dec 12 2025

.today...west winds 10 to 15 knots. waves 2 to 4 feet subsiding
to 1 to 3 feet in the late morning and afternoon. 
.tonight...southwest winds 10 to 15 knots increasing to 20 to
25 knots with gusts to around 30 knots. numerous snow showers.
waves 1 to 3 feet building to 5 to 7 feet. waves occasionally
around 10 feet. 
.saturday...west winds 20 to 25 knots. gusts to 30 knots until
late afternoon. freezing spray. waves 6 to 9 feet. waves
occasionally around 12 feet. 
.saturday night...west winds 20 to 25 knots. gusts to 30 knots
after midnight. freezing spray. a chance of snow after midnight.
waves 6 to 9 feet. waves occasionally around 12 feet. 
.sunday...northwest winds to 30 knots decreasing to 15 to
20 knots. freezing spray. a chance of snow. waves 8 to 12 feet.
waves occasionally around 15 feet. 
.monday...west winds 15 to 20 knots becoming southwest 20 to
25 knots with gusts to around 30 knots until early evening...then
becoming west 15 to 20 knots in the late evening and early
morning. a chance of snow early in the morning. snow likely early
in the evening. waves 4 to 6 feet building to 6 to 9 feet. waves
occasionally around 12 feet. 
.tuesday...west winds 10 to 15 knots becoming southwest 15 to
20 knots in the late morning and early afternoon...then becoming
south 20 to 25 knots with gusts to around 30 knots early in the
evening increasing to 30 knots in the late evening and early
morning. waves 3 to 5 feet building to 6 to 9 feet until early
morning. waves occasionally around 12 feet. 


$$

fzus63 kdtx 120801
glfsc 
expires:202512121615;;436867

lake st clair forecast
national weather service detroit/pontiac mi
301 am est fri dec 12 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...high pressure, 30.10 inches, will reside over the
great lakes today. this is followed by low pressure, 29.70
inches, moving in from central canada into northern ontario
tonight and saturday. sporadic gale force wind gusts are possible
with this system.


lcz460-121615-
lake st clair-
301 am est fri dec 12 2025

.today...light and variable winds becoming southwest 5 to 10 knots
in the late morning and afternoon. partly sunny. waves 2 feet or
less.
.tonight...southwest winds 10 to 15 knots increasing to 15 to 20
knots early in the morning. mostly cloudy with scattered light snow
showers. waves 2 feet or less building to 2 to 4 feet early in the
morning.
.saturday...west winds 20 to 25 knots diminishing to 15 to 20 knots
in the late morning and afternoon. mostly cloudy. waves 2 to 4 feet
subsiding to 1 to 3 feet in the late morning and afternoon.
.saturday night...west winds 15 to 20 knots increasing to 20 to 25
knots after midnight. mostly cloudy early in the evening becoming
mostly clear. waves 1 to 3 feet.
.sunday...northwest winds 20 to 25 knots diminishing to 15 to 20
knots in the afternoon and evening. mostly sunny becoming partly
sunny in the afternoon becoming mostly clear. waves 1 to 3 feet.
.monday...southwest winds 20 to 25 knots. partly cloudy. a chance of
light snow. waves 2 to 4 feet.
.tuesday...southwest winds to 30 knots. mostly cloudy. waves 2 to 4
feet. a small craft advisory may be needed.

$$

fzus63 kmkx 120938
glflm 
expires:202512121630;;442573

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
338 am cst fri dec 12 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...

light and variable winds this morning will give way to breezy
southwest winds this afternoon as low pressure around 29.7 inches
develops north of lake superior and moves east through the
weekend. the low will sweep an arctic front across lake michigan 
tonight, with a prolonged period of brisk northwest winds and 
heavy freezing spray for much of the weekend. 

high pressure around 30.8 inches will move southeast from the 
northern plains and through the western great lakes late sunday. 
winds ease later sunday as the high approaches, but gusty winds 
may return early next week as the high exits into the ohio river 
valley.


lmz261-362-364-366-563-565-567-868-121630-
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-
338 am cst fri dec 12 2025

sheboygan wi to pentwater mi north...

...heavy freezing spray warning in effect from late tonight
through sunday morning...

.today...west winds 10 to 15 kt becoming southwest to 30 kt.
chance of snow showers this afternoon. waves 1 to 3 ft building
to 4 to 6 ft occasionally to 8 ft. 
.tonight...west winds to 30 kt becoming northwest. heavy freezing
spray. chance of snow showers in the evening, then chance of snow
showers and slight chance of light freezing rain overnight. waves
4 to 7 ft occasionally to 9 ft building to 6 to 9 ft occasionally
to 12 ft. 
.saturday...northwest winds to 30 kt. heavy freezing spray. waves
6 to 9 ft occasionally to 12 ft. 
.saturday night...northwest winds to 30 kt. heavy freezing spray.
chance of snow showers. waves 6 to 9 ft occasionally to 12 ft. 
.sunday...northwest winds to 30 kt. heavy freezing spray in the 
morning. waves 6 to 9 ft occasionally to 12 ft. 
.sunday night...west winds 10 to 20 kt becoming southwest to
30 kt. freezing spray. waves 4 to 6 ft occasionally to 8 ft
building to 5 to 8 ft occasionally to 10 ft. 
.monday...southwest gales to 35 kt becoming west to 30 kt.
freezing spray. chance of snow. waves 8 to 12 ft occasionally to
16 ft. 
.tuesday...southwest winds to 30 kt increasing to gales to 40 kt.
waves 3 to 5 ft building to 8 to 12 ft occasionally to 16 ft.  

$$

fzus63 kmkx 120938
glflm 
expires:202512121630;;442574

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
338 am cst fri dec 12 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...

light and variable winds this morning will give way to breezy
southwest winds this afternoon as low pressure around 29.7 inches
develops north of lake superior and moves east through the
weekend. the low will sweep an arctic front across lake michigan 
tonight, with a prolonged period of brisk northwest winds and 
heavy freezing spray for much of the weekend. 

high pressure around 30.8 inches will move southeast from the 
northern plains and through the western great lakes late sunday. 
winds ease later sunday as the high approaches, but gusty winds 
may return early next week as the high exits into the ohio river 
valley.


lmz080-669-671-673-675-777-779-870-872-874-876-878-121630-
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-
338 am cst fri dec 12 2025

sheboygan wi to pentwater mi south...

...heavy freezing spray warning in effect from late tonight
through sunday morning...

.today...southwest winds 5 to 10 kt becoming west 15 to 25 kt.
chance of snow showers this afternoon. waves 1 to 2 ft building
to 2 to 4 ft. 
.tonight...west winds to 30 kt becoming northwest. chance of snow
showers and slight chance of light freezing rain in the evening,
then chance of snow showers and light freezing rain overnight.
heavy freezing spray overnight. waves 4 to 6 ft occasionally to 8
ft building to 7 to 10 ft occasionally to 13 ft. 
.saturday...northwest winds to 30 kt. heavy freezing spray. 
chance of snow showers. waves 7 to 10 ft occasionally to 13 ft. 
.saturday night...northwest winds to 30 kt. heavy freezing spray. 
chance of snow showers. waves 8 to 11 ft occasionally to 14 ft.
.sunday...northwest winds to 30 kt. chance of snow showers in the
morning. freezing spray. waves 7 to 10 ft occasionally to 13 ft. 
.sunday night...west winds 10 to 20 kt becoming southwest to
30 kt. freezing spray. waves 4 to 7 ft occasionally to 9 ft
building to 5 to 8 ft occasionally to 10 ft. 
.monday...southwest gales to 35 kt becoming west. freezing spray.
waves 10 to 14 ft occasionally to 18 ft. 
.tuesday...southwest winds to 30 kt. waves 4 to 7 ft occasionally
to 9 ft building to 8 to 12 ft occasionally to 16 ft.  

$$