fzus61 kcle 110739
glfle 
expires:202605111415;;370535

open lake forecast for lake erie
national weather service cleveland oh
339 am edt mon may 11 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...
high pressure 30.40 inches will continue building over the great 
lakes region today. this system will move east for tuesday. on 
tuesday afternoon, low pressure 29.60 inches will reach the 
northwest great lakes and extend a warm front over lake erie on 
tuesday night. this low will move southeast on wednesday, deepening 
to 29.50 inches, and extending a cold front across the lake on 
wednesday night. a trough averaging 29.90 inches will remain over 
the lake for thursday. high pressure 30.10 inches will enter for 
thursday night into friday.


lez162>164-111415-
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-
339 am edt mon may 11 2026

.today...north winds 5 to 10 knots becoming northeast. waves
1 foot or less. 
.tonight...east winds 5 to 10 knots. waves 1 foot or less. 
.tuesday...southeast winds 5 to 10 knots becoming east. waves
2 feet or less. 
.tuesday night...southeast winds 10 to 15 knots becoming
southwest and increasing to 15 to 25 knots. showers. waves 1 to
3 feet building to 3 to 5 feet. 
.wednesday...west winds 15 to 20 knots becoming northwest. a
chance of showers during the day. waves 2 to 4 feet. 
.thursday...northwest winds 15 to 20 knots becoming southwest
5 to 15 knots. waves 1 to 3 feet subsiding to 1 foot or less. 
.friday...southwest winds 10 knots or less becoming south 10 to
15 knots. a chance of showers friday night. waves 2 feet or less.

$$

fzus63 kdtx 110757
glfsc 
expires:202605111600;;370862

lake st clair forecast
national weather service detroit/pontiac mi
357 am edt mon may 11 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...high pressure, 30.30 inches, holds over the region
today and begins drifting eastward tonight while maintaining
light marine winds. the next low pressure system moves in late
tuesday bringing stronger winds and the next pattern of showers
and thunderstorms.


lcz460-111600-
lake st clair-
357 am edt mon may 11 2026

.today...north winds 5 to 10 knots. partly sunny. waves 2 feet or
less.
.tonight...northeast winds 10 to 15 knots becoming light and
variable. clear. waves 2 feet or less.
.tuesday...southeast winds 5 to 10 knots becoming south 15 to 20
knots. mostly sunny until late afternoon becoming cloudy. waves 2
feet or less.
.tuesday night...south winds 15 to 20 knots veering to the southwest
after midnight. becoming partly cloudy after midnight.
showers...then a chance of light showers after midnight. waves 1 to
3 feet building to 2 to 4 feet in the late evening and overnight.
.wednesday...west winds 10 to 15 knots becoming northwest 15 to 20
knots in the afternoon and evening. partly cloudy with a chance of
light showers. waves 1 to 3 feet.
.thursday...northeast winds 15 to 20 knots. partly cloudy. waves 2
feet or less.
.friday...south winds 10 to 15 knots. partly cloudy. a chance of
showers. waves 2 feet or less.

$$

fzus63 kdtx 110757
glflh 
expires:202605111600;;370860

open lake forecast for lake huron
national weather service detroit/pontiac mi
357 am edt mon may 11 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...high pressure, 30.30 inches, holds over the region
today and begins drifting eastward tonight while maintaining
light marine winds. the next low pressure system moves in late
tuesday bringing stronger winds and the next pattern of showers
and thunderstorms.


lhz363-462>464-111600-
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-
357 am edt mon may 11 2026

.today...north winds 5 to 10 knots. waves 2 to 4 feet subsiding
to 1 to 3 feet in the late morning and afternoon. 
.tonight...light and variable winds. waves 2 feet or less. 
.tuesday...south winds 5 to 10 knots becoming southeast 15 to
20 knots. showers in the afternoon. waves 1 to 3 feet building to
3 to 5 feet early in the afternoon. 
.tuesday night...southeast winds 20 to 25 knots with gusts to
around 30 knots becoming south 10 to 15 knots after midnight.
showers. waves 6 to 9 feet. waves occasionally around 12 feet. 
.wednesday...south winds 10 to 15 knots veering to the west late
in the morning...then becoming northwest 15 to 20 knots late in
the afternoon. a chance of showers. waves 3 to 5 feet. 
.thursday...northwest winds 15 to 20 knots becoming light and
variable. waves 3 to 5 feet subsiding to 1 to 3 feet by midnight.
.friday...south winds 5 to 10 knots increasing to 10 to 15 knots
. a chance of showers . waves 2 feet or less building to 2 to
4 feet . 


$$

fzus63 kmkx 110754
glflm 
expires:202605111515;;370831

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
254 am cdt mon may 11 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...

high pressure around 30.4 inches is expected to move from 
southern manitoba to over lake michigan today. light to modest 
north to northeast winds today should become southeast to south 
tonight. 

low pressure around 29.7 inches should then move gradually east 
southeast across the region tuesday into tuesday night. the low 
will bring a cold front southeast through the region. gusty south 
to southeast winds are expected ahead of the front tuesday, with a
few gales possible during a brief period tuesday afternoon. winds
then veer west to northwest behind it and remain gusty for 
tuesday night into wednesday.

high pressure around 30.3 inches should move southeast into the 
region wednesday night into thursday, bringing lighter winds. 
gusty south winds may then develop friday. 


lmz261-362-364-366-563-565-567-868-111515-
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-
254 am cdt mon may 11 2026

sheboygan wi to pentwater mi north...

.today...north winds 5 to 10 kt increasing to 10 to 15 kt late
this morning, then becoming northwest 10 to 20 kt early this
afternoon backing to south late. waves 1 to 2 ft. 
.tonight...southeast winds 10 to 15 kt becoming south 10 to
20 kt. waves 1 to 2 ft. 
.tuesday...south winds 15 to 25 kt increasing to 30 kt. rain 
showers. waves 2 to 4 ft building to 8 to 11 ft occasionally to 14
ft. 
.tuesday night...southwest winds 15 to 25 kt becoming northwest
10 to 20 kt. chance of rain showers. waves 7 to 10 ft
occasionally to 13 ft subsiding to 4 to 6 ft occasionally to
8 ft. 
.wednesday...northwest winds to 30 kt. waves 4 to 6 ft
occasionally to 8 ft. 
.wednesday night...north winds to 30 kt diminishing to 10 to
20 kt. waves 4 to 6 ft occasionally to 8 ft subsiding to 2 to
4 ft. 
.thursday...north winds 10 to 15 kt backing to southwest 10 to
20 kt. waves 1 to 3 ft. 
.friday...south winds to 30 kt. chance of rain showers. waves
4 to 7 ft occasionally to 9 ft building to 6 to 9 ft occasionally
to 12 ft.  

$$

fzus63 kmkx 110754
glflm 
expires:202605111515;;370832

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
254 am cdt mon may 11 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...

high pressure around 30.4 inches is expected to move from 
southern manitoba to over lake michigan today. light to modest 
north to northeast winds today should become southeast to south 
tonight. 

low pressure around 29.7 inches should then move gradually east 
southeast across the region tuesday into tuesday night. the low 
will bring a cold front southeast through the region. gusty south 
to southeast winds are expected ahead of the front tuesday, with a
few gales possible during a brief period tuesday afternoon. winds
then veer west to northwest behind it and remain gusty for 
tuesday night into wednesday.

high pressure around 30.3 inches should move southeast into the 
region wednesday night into thursday, bringing lighter winds. 
gusty south winds may then develop friday. 


lmz080-669-671-673-675-777-779-870-872-874-876-878-111515-
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-
254 am cdt mon may 11 2026

sheboygan wi to pentwater mi south...

.today...northeast winds 15 to 25 kt becoming north 10 to 20 kt.
waves 1 to 3 ft. 
.tonight...northeast winds 10 to 20 kt diminishing to 10 to 15 kt
late in the evening, then becoming southeast 5 to 10 kt after
midnight increasing to 10 to 15 kt late. waves 1 to 3 ft
subsiding to 1 to 2 ft. 
.tuesday...south winds 10 to 20 kt increasing to 30 kt. chance of
rain showers. waves 1 to 3 ft building to 7 to 10 ft occasionally
to 13 ft. 
.tuesday night...southwest winds to 30 kt becoming west 15 to
25 kt. chance of rain showers in the evening. waves 6 to 9 ft
occasionally to 12 ft subsiding to 4 to 6 ft occasionally to
8 ft. 
.wednesday...northwest winds to 30 kt becoming north. waves 5 to
8 ft occasionally to 10 ft. 
.wednesday night...north winds to 30 kt diminishing to 10 to
20 kt. waves 5 to 8 ft occasionally to 10 ft subsiding to 4 to
6 ft occasionally to 8 ft. 
.thursday...north winds 10 to 20 kt. waves 2 to 4 ft subsiding to
1 to 3 ft. 
.friday...south winds to 30 kt. chance of rain showers. waves
4 to 7 ft occasionally to 9 ft building to 6 to 9 ft occasionally
to 12 ft.  

$$