fzus61 kcle 220758
glfle 
expires:202608221415;;155313

open lake forecast for lake erie
national weather service cleveland oh
358 am edt sat aug 22 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 cold front will approach the western basin of lake erie this 
afternoon and move across the lake this evening. pressure will
drop steadily to 29.80 inches with the passage of the cold front 
by this evening. a trough of low pressure averaging 29.80 will 
hang over the eastern great lakes sunday into sunday evening. 
high pressure slowly builds back in late sunday night through
tuesday averaging 30.00 inches over lake erie.


lez162>164-221415-
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-
358 am edt sat aug 22 2026

.today...southwest winds 10 to 15 knots becoming west. a chance
of showers with a slight chance of thunderstorms this morning,
then showers and thunderstorms this afternoon. waves 2 feet or
less. 
.tonight...west winds 10 to 15 knots becoming northwest 15 to
20 knots. showers and thunderstorms likely in the evening, then a
slight chance of showers and thunderstorms after midnight. a
chance of waterspouts after midnight. waves 1 to 3 feet building
to 2 to 4 feet. 
.sunday...northwest winds 15 to 20 knots becoming west. a chance
of waterspouts in the afternoon. a chance of showers in the
afternoon. waves 2 to 4 feet. 
.sunday night...northwest winds 15 to 20 knots. a chance of
waterspouts. a chance of showers. waves 2 to 4 feet. 
.monday...west winds 15 to 20 knots becoming northwest 5 to
15 knots. waves 1 to 3 feet. 
.tuesday...west winds 10 knots or less becoming southwest. waves
1 foot or less. 
.wednesday...southwest winds 5 to 10 knots. a chance of showers
wednesday night. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus63 kdtx 220807 cca
glflh 
expires:202608221600;;156038

open lake forecast for lake huron...corrected
national weather service detroit/pontiac mi
407 am edt sat aug 22 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 cold front will move across the great lakes this
morning which will veer wind direction to the northwest. showers
and thunderstorms are expected along and ahead of the front.
post-frontal northwest flow leads to gusty winds through the day
on sunday.


lhz462>464-221600-
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-
407 am edt sat aug 22 2026

.today...south winds 10 to 15 knots decreasing to 5 to 10 knots
in the late morning and afternoon. a chance of showers in the
morning...then a chance of showers and thunderstorms in the
afternoon. a chance of waterspouts. waves 1 to 3 feet. 
.tonight...northwest winds 10 to 15 knots increasing to 15 to
20 knots after midnight. showers and a chance of thunderstorms in
the evening. a chance of waterspouts in the evening. waves 1 to
3 feet building to 6 to 9 feet. waves occasionally around
12 feet. 
.sunday...northwest winds 20 to 25 knots with gusts to 35 knot
gales. a chance of showers in the morning...then showers likely
in the afternoon. waves 6 to 9 feet. waves occasionally around
12 feet. 
.sunday night...northwest winds 15 to 20 knots increasing to
20 to 25 knots by midnight...then becoming west 15 to 20 knots
after midnight. gusts to 30 knots. showers likely in the
evening...then a chance of showers after midnight. waves 6 to
9 feet. waves occasionally around 12 feet. 
.monday...northwest winds 15 to 20 knots with gusts to around
30 knots decreasing to 10 to 15 knots late in the afternoon.
waves 4 to 6 feet subsiding to 2 to 4 feet late in the evening.
waves occasionally around 8 feet. 
.tuesday...northwest winds 5 to 10 knots early in the morning
becoming light and variable...then becoming south 5 to 10 knots
by midnight. waves 2 feet or less. 
.wednesday...southwest winds 5 to 10 knots becoming south 10 to
15 knots . a chance of showers early in the evening. rain showers
likely by midnight. waves 1 to 3 feet. 


$$

fzus63 kdtx 220753
glfsc 
expires:202608221600;;155235

lake st clair forecast
national weather service detroit/pontiac mi
353 am edt sat aug 22 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 cold front will move across the great lakes this
morning which will veer wind direction to the northwest. showers
and thunderstorms are expected along and ahead of the front.
post-frontal northwest flow leads to gusty winds through the day
on sunday.


lcz460-221600-
lake st clair-
353 am edt sat aug 22 2026

.today...southwest winds 5 to 10 knots. a chance of light showers in
the morning. showers with thunderstorms likely in the afternoon.
waves 2 feet or less.
.tonight...northwest winds 10 to 15 knots increasing to 15 to 20
knots in the late evening and overnight. partly cloudy. showers 
likely and a chance of thunderstorms early in the evening. waves 2
feet or less.
.sunday...northwest winds 15 to 20 knots. partly sunny. a chance 
of light showers early in the afternoon. waves 1 to 3 feet.
.sunday night...northwest winds 15 to 20 knots. partly cloudy. waves
2 feet or less.
.monday...northwest winds 10 to 15 knots. mostly clear. waves 2 feet
or less.
.tuesday...southeast winds 5 to 10 knots. mostly clear. waves 2 feet
or less.
.wednesday...south winds 10 to 15 knots. partly cloudy. a chance of
showers. waves 2 feet or less.

$$

fzus63 kmkx 220803
glflm 
expires:202608221530;;155629

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
303 am cdt sat aug 22 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...

steady northwest winds are expected today as a low pressure trough
of 29.8 inches over lower michigan continues to exit. then look 
for gusty northerly winds to develop along a cold front that will 
track from north to south down lake michigan this evening. a few 
thunderstorms are possible along this front. another cold front 
will reinforce the northerly winds over lake michigan on sunday 
as low pressure around 29.6 inches tracks from lower michigan to 
ontario and high pressure of 30.2 inches pushes in from the upper 
midwest. variable winds are expected for monday and tuesday as 
the high crosses the upper great lakes.


lmz261-362-364-366-563-565-567-868-221530-
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-
303 am cdt sat aug 22 2026

sheboygan wi to pentwater mi north...

.today...north winds 10 to 20 kt becoming northwest 15 to 25 kt.
slight chance of showers and thunderstorms this afternoon. waves
2 to 4 ft. 
.tonight...north winds to 30 kt diminishing to 15 to 25 kt.
slight chance of showers and thunderstorms in the evening. waves
4 to 6 ft occasionally to 8 ft. 
.sunday...northwest winds 15 to 25 kt becoming north to 30 kt.
waves 4 to 7 ft occasionally to 9 ft. 
.sunday night...north winds to 30 kt becoming northwest 15 to
25 kt. waves 4 to 6 ft occasionally to 8 ft subsiding to 3 to
5 ft. 
.monday...northwest winds 15 to 25 kt becoming north. waves 2 to
4 ft. 
.monday night...west winds 10 to 20 kt becoming southwest 5 to
10 kt. waves 1 to 3 ft subsiding to 1 to 2 ft. 
.tuesday...southwest winds 10 to 20 kt increasing to 15 to 25 kt.
waves 1 to 2 ft building to 2 to 4 ft. 
.wednesday...southwest winds 15 to 25 kt increasing to 30 kt.
chance of showers. waves 3 to 5 ft.  

$$

fzus63 kmkx 220803
glflm 
expires:202608221530;;155630

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
303 am cdt sat aug 22 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...

steady northwest winds are expected today as a low pressure trough
of 29.8 inches over lower michigan continues to exit. then look 
for gusty northerly winds to develop along a cold front that will 
track from north to south down lake michigan this evening. a few 
thunderstorms are possible along this front. another cold front 
will reinforce the northerly winds over lake michigan on sunday 
as low pressure around 29.6 inches tracks from lower michigan to 
ontario and high pressure of 30.2 inches pushes in from the upper 
midwest. variable winds are expected for monday and tuesday as 
the high crosses the upper great lakes.


lmz080-669-671-673-675-777-779-870-872-874-876-878-221530-
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-
303 am cdt sat aug 22 2026

sheboygan wi to pentwater mi south...

.today...northwest winds 10 to 20 kt. waves 4 to 6 ft
occasionally to 8 ft. 
.tonight...north winds 15 to 25 kt diminishing to 10 to 20 kt.
slight chance of showers and thunderstorms in the evening. waves
4 to 6 ft occasionally to 8 ft. 
.sunday...northwest winds 15 to 25 kt becoming north to 30 kt.
waves 4 to 7 ft occasionally to 9 ft. 
.sunday night...north winds 15 to 25 kt diminishing to 10 to
20 kt. waves 4 to 6 ft occasionally to 8 ft subsiding to 2 to
4 ft. 
.monday...northwest winds 10 to 20 kt becoming north. waves 2 to
4 ft. 
.monday night...east winds 10 to 15 kt veering to south. waves
1 to 3 ft. 
.tuesday...south winds 10 to 20 kt increasing to 15 to 25 kt.
waves 1 to 2 ft building to 1 to 3 ft. 
.wednesday...southwest winds 15 to 25 kt increasing to 30 kt.
chance of showers. waves 3 to 5 ft.  

$$