fzus61 kcle 300735
glfle 
expires:202604301415;;771044

open lake forecast for lake erie
national weather service cleveland oh
335 am edt thu apr 30 2026

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 trough averaging 30.00 inches will linger over the lake through
the end of the week. high pressure 30.10 inches will build into 
the region on saturday with low pressure 29.80 inches moving 
through the region on monday.


lez164>166-301415-
the islands to vermilion oh beyond 5 nm off shoreline to us-
canadian border-
vermilion to avon point oh beyond 5 nm off shoreline to us-
canadian border-
avon point to willowick oh beyond 5 nm off shoreline to us-
canadian border-
335 am edt thu apr 30 2026

.today...north winds 10 to 15 knots becoming west. a slight
chance of showers early. waves 1 to 3 feet. 
.tonight...west winds 5 to 10 knots becoming north. a slight
chance of showers late. waves 2 feet or less. 
.friday...southeast winds 5 to 10 knots becoming northwest. a
chance of showers. waves around 1 foot. 
.friday night...northwest winds 5 to 10 knots becoming north.
waves 1 to 2 feet. 
.saturday...north winds 5 to 10 knots becoming northwest. waves
1 to 2 feet. 
.sunday...west winds 10 to 15 knots becoming southwest 15 to
20 knots. a chance of showers sunday night. waves 1 to 3 feet
building to 2 to 4 feet. 
.monday...southwest winds 15 to 20 knots. a chance of showers.
waves 2 to 4 feet. 

$$

fzus61 kcle 300735
glfle 
expires:202604301415;;771043

open lake forecast for lake erie
national weather service cleveland oh
335 am edt thu apr 30 2026

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 trough averaging 30.00 inches will linger over the lake through
the end of the week. high pressure 30.10 inches will build into 
the region on saturday with low pressure 29.80 inches moving 
through the region on monday.


lez162-163-301415-
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-
335 am edt thu apr 30 2026

.today...north winds 10 to 15 knots becoming northwest. a slight
chance of showers early. waves 1 to 2 feet. 
.tonight...northwest winds 5 to 10 knots. a chance of showers
after midnight. waves 2 feet or less. 
.friday...northwest winds 5 to 10 knots. waves 1 foot or less. 
.friday night...northwest winds around 10 knots becoming north.
waves 1 to 2 feet. 
.saturday...northwest winds 5 to 10 knots. waves 1 to 2 feet. 
.sunday...west winds 10 to 15 knots becoming southwest and
increasing to 15 to 25 knots. a chance of showers sunday night.
waves 1 to 3 feet. 
.monday...southwest winds 15 to 25 knots becoming west. a chance
of showers. waves 1 to 3 feet. 

$$

fzus63 kdtx 300750
glfsc 
expires:202604301600;;771418

lake st clair forecast
national weather service detroit/pontiac mi
350 am edt thu apr 30 2026

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 diffuse low pressure system, 30.00, will very
gradually move across the great lakes through the late week
period. this will bring periods of isolated showers and will
generally maintain lighter northwest flow.


lcz460-301600-
lake st clair-
350 am edt thu apr 30 2026

.today...northwest winds 10 to 15 knots diminishing to 5 to 10 knots
late in the afternoon. mostly cloudy. waves 2 feet or less.
.tonight...northwest winds 5 to 10 knots veering to the northeast
after midnight. partly cloudy. waves 2 feet or less.
.friday...north winds 5 to 10 knots. partly sunny. a chance of light
showers early in the afternoon. waves 2 feet or less.
.friday night...north winds 5 to 10 knots. mostly cloudy early in
the evening becoming partly cloudy. a chance of light showers early
in the evening. waves 2 feet or less.
.saturday...north winds 5 to 10 knots. mostly sunny in the morning
becoming partly cloudy. waves 2 feet or less.
.sunday...southwest winds 15 to 20 knots. partly cloudy. a chance of
light showers. waves 2 feet or less.
.monday...southwest winds 15 to 20 knots. partly cloudy. a chance of
light showers. waves 1 to 3 feet.

$$

fzus63 kdtx 300750
glflh 
expires:202604301600;;771416

open lake forecast for lake huron
national weather service detroit/pontiac mi
350 am edt thu apr 30 2026

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 diffuse low pressure system, 30.00, will very
gradually move across the great lakes through the late week
period. this will bring periods of isolated rain showers and will
generally maintain lighter northwest flow.


lhz363-462>464-301600-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
lake huron from port austin to harbor beach beyond 5nm off shore-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
350 am edt thu apr 30 2026

.today...northwest winds 10 to 15 knots becoming north 5 to
10 knots in the afternoon. waves 2 to 4 feet subsiding to 1 to
3 feet late in the afternoon. 
.tonight...north winds 5 to 10 knots early in the evening
becoming light and variable...then becoming northwest 5 to
10 knots early in the morning. waves 1 to 3 feet. 
.friday...northwest winds 5 to 10 knots. waves 1 to 3 feet. 
.friday night...north winds 5 to 10 knots becoming northwest
10 to 15 knots after midnight. waves 1 to 3 feet building to 2 to
4 feet after midnight. 
.saturday...northwest winds 10 to 15 knots becoming north 5 to
10 knots late in the morning...then backing to the southwest late
in the evening. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.sunday...west winds 5 to 10 knots becoming southwest 10 to
15 knots. a chance of showers by midnight. waves 1 to 3 feet
building to 3 to 5 feet. 
.monday...southwest winds 10 to 15 knots increasing to 15 to
20 knots. a chance of showers. waves 3 to 5 feet. 


$$

fzus63 kdtx 300147
glflh 
expires:202604301000;;757055

open lake forecast for lake huron
national weather service detroit/pontiac mi
947 pm edt wed apr 29 2026

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 diffuse low pressure system, 30.00, will very
gradually move across the great lakes through the mid to late
week period. this will bring periods of isolated rain showers and
will generally maintain lighter northwest flow.


lhz462>464-301000-
lake huron from port austin to harbor beach beyond 5nm off shore-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
947 pm edt wed apr 29 2026

.rest of tonight...northwest winds 10 to 15 knots. waves 2 to
4 feet. 
.thursday...northwest winds 10 to 15 knots decreasing to 5 to
10 knots in the afternoon. waves 2 to 4 feet subsiding to 1 to
3 feet late in the afternoon. 
.thursday night...light and variable winds becoming northwest
5 to 10 knots after midnight. waves 1 to 3 feet. 
.friday...northwest winds 10 to 15 knots decreasing to 5 to
10 knots in the late morning and afternoon. waves 1 to 3 feet. 
.friday night...north winds 5 to 10 knots backing to the
northwest after midnight. waves 1 to 3 feet building to 2 to
4 feet after midnight. 
.saturday...northwest winds 10 to 15 knots decreasing to 5 to
10 knots late in the morning...then veering to the northwest 5 to
10 knots late in the afternoon backing to the southwest late in
the evening. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.sunday...west winds 5 to 10 knots becoming southwest 10 to
15 knots . a chance of. waves 1 to 3 feet. 
.monday...southwest winds 10 to 15 knots becoming west 5 to
10 knots early in the evening...then increasing to 10 to 15 knots
by midnight. a chance of showers. waves 1 to 3 feet. 


$$

fzus63 kmkx 300800
glflm 
expires:202604301515;;771612

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
300 am cdt thu apr 30 2026

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...

north-northwest winds will continue through the end of the week 
as 29.6 inch low pressure shifts into the canadian maritimes and 
30.2 inch high pressure builds into the northern great plains. 
winds will shift south-southwesterly saturday into sunday as the 
high pressure moves into the ohio river valley and 29.5 inch low 
pressure forms over the hudson bay. winds will briefly veer 
westerly sunday night into monday as a weak cold front crosses 
lake michigan. showers and a few thunderstorms will accompany the 
front, with severe weather not anticipated at this time.

low pressure near 29.3 inches will develop near lake superior  
monday, lifting toward the southern hudson bay and quebec on 
tuesday. progression of the low will bring west-southwesterly
winds monday night through wednesday. a cold front is forecast to
cross the open waters wednesday afternoon, bringing a northwest 
wind shift.


lmz080-669-671-673-675-777-779-870-872-874-876-878-301515-
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-
300 am cdt thu apr 30 2026

sheboygan wi to pentwater mi south...

.today...northwest winds 5 to 10 kt veering to southeast 10 to
15 kt. slight chance of rain showers this afternoon. waves 1 to
2 ft. 
.tonight...south winds 5 to 10 kt veering to north. slight chance
of rain showers in the evening. waves 1 ft or less building to
1 to 3 ft. 
.friday...north winds 10 to 15 kt increasing to 10 to 20 kt.
waves 1 to 3 ft. 
.friday night...north winds 10 to 15 kt diminishing to 5 to
10 kt. waves 1 to 3 ft. 
.saturday...north winds 10 to 15 kt increasing to 10 to 20 kt.
waves 1 to 2 ft. 
.saturday night...south winds 10 to 20 kt becoming southwest.
waves 1 to 3 ft. 
.sunday...southwest winds 10 to 20 kt. waves 2 to 4 ft. 
.monday...southwest winds 10 to 20 kt increasing to 15 to 25 kt.
waves 3 to 5 ft.  

$$

fzus63 kmkx 300800
glflm 
expires:202604301515;;771611

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
300 am cdt thu apr 30 2026

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...

north-northwest winds will continue through the end of the week 
as 29.6 inch low pressure shifts into the canadian maritimes and 
30.2 inch high pressure builds into the northern great plains. 
winds will shift south-southwesterly saturday into sunday as the 
high pressure moves into the ohio river valley and 29.5 inch low 
pressure forms over the hudson bay. winds will briefly veer 
westerly sunday night into monday as a weak cold front crosses 
lake michigan. showers and a few thunderstorms will accompany the 
front, with severe weather not anticipated at this time.

low pressure near 29.3 inches will develop near lake superior  
monday, lifting toward the southern hudson bay and quebec on 
tuesday. progression of the low will bring west-southwesterly
winds monday night through wednesday. a cold front is forecast to
cross the open waters wednesday afternoon, bringing a northwest 
wind shift.


lmz261-362-364-366-563-565-567-868-301515-
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-
300 am cdt thu apr 30 2026

sheboygan wi to pentwater mi north...

.today...northwest winds 10 to 15 kt backing to southwest 10 to
20 kt. slight chance of rain showers. waves 1 to 2 ft.
.tonight...west winds 10 to 20 kt veering to north 10 to 15 kt.
slight chance of rain showers in the evening. waves 1 to 3 ft. 
.friday...north winds 10 to 15 kt becoming northwest 10 to 20 kt.
waves 1 to 3 ft. 
.friday night...north winds 10 to 20 kt diminishing to 10 to
15 kt. waves 1 to 2 ft. 
.saturday...northwest winds 10 to 20 kt backing to southwest.
waves 1 to 2 ft. 
.saturday night...southwest winds 10 to 15 kt. waves 1 to 3 ft. 
.sunday...southwest winds 10 to 20 kt increasing to 15 to 25 kt.
waves 2 to 4 ft. 
.monday...southwest winds 15 to 25 kt increasing to 30 kt. chance
of rain showers. waves 2 to 4 ft building to 4 to 6 ft
occasionally to 8 ft.  

$$