fzus61 kcle 051354
glfle 
expires:202608052015;;661520

open lake forecast for lake erie
national weather service cleveland oh
954 am edt wed aug 5 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 of 30.00 inches over lake erie will weaken today 
as it drifts east ahead of an approaching cold front. this front 
will slow just to the west of lake erie thursday before stalling
in the vicinity of the lake on friday. a secondary trough will 
finally push the front across the lake on saturday. a ridge of 
30.00 inches will build into the southern great lakes on sunday
with another front settling north of the lake.


lez162>164-052015-
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-
954 am edt wed aug 5 2026

.this afternoon...south winds less than 10 knots becoming east.
waves 1 foot or less. 
.tonight...southeast winds 5 to 10 knots becoming southwest.
waves 1 foot or less. 
.thursday...southwest winds 5 to 10 knots. a chance of showers
and thunderstorms in the afternoon. waves 1 foot or less. 
.thursday night...west winds 10 knots or less becoming southwest.
a chance of showers and thunderstorms in the evening, then
showers likely overnight. waves 1 foot or less. 
.friday...southwest winds 5 to 10 knots. a chance of showers and
thunderstorms during the day, then a chance of showers friday
night. waves 2 feet or less. 
.saturday...southwest winds 5 to 10 knots becoming west. waves
2 feet or less. 
.sunday...southwest winds 5 to 15 knots. a chance of showers and
thunderstorms during the day, then showers likely with a chance
of thunderstorms sunday night. waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

$$

fzus63 kdtx 051325
glfsc 
expires:202608052130;;660758

lake st clair forecast
national weather service detroit/pontiac mi
925 am edt wed aug 5 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, 29.90 inches, will slowly move across
lake huron this afternoon and into lake erie by thursday morning.
this front will provide a chance for showers and thunderstorms.
the front will diminish across the eastern great lakes thursday,
leaving light winds across the region friday. increasing humidity
will support unstable conditions across much of the region,
supporting a chance for showers and thunderstorms through the
weekend.


lcz460-052130-
lake st clair-
925 am edt wed aug 5 2026

.rest of today...south winds 5 to 10 knots. sunny. waves 2 feet or
less.
.tonight...south winds 5 to 10 knots veering to the west early in
the morning. partly cloudy. waves 2 feet or less.
.thursday...west winds 5 to 10 knots backing to the southwest in the
late morning and afternoon. partly sunny. a chance of light showers
until late afternoon...then a chance of showers and thunderstorms
early in the afternoon. waves 2 feet or less.
.thursday night...southeast winds 5 to 10 knots becoming light and
variable. mostly cloudy with a chance of showers and thunderstorms
early in the evening...then partly cloudy with a chance of light
showers in the late evening and overnight. waves 2 feet or less.
.friday...light and variable winds becoming south 5 to 10 knots in
the afternoon and evening. partly sunny with a chance of light
showers in the morning...then partly cloudy with a chance of showers
and thunderstorms in the afternoon and evening. waves 2 feet or
less.
.saturday...west winds 5 to 10 knots. mostly clear. a chance of
showers and thunderstorms. waves 2 feet or less.
.sunday...southwest winds 10 to 15 knots. mostly clear. a chance of
showers and thunderstorms. waves 2 feet or less.

$$

fzus63 kdtx 051324
glflh 
expires:202608052130;;660756

open lake forecast for lake huron
national weather service detroit/pontiac mi
924 am edt wed aug 5 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, 29.90 inches, will slowly move across
lake huron this afternoon and into lake erie by thursday morning.
this front will provide a chance for showers and thunderstorms.
the front will diminish across the eastern great lakes thursday,
leaving light winds across the region friday. increasing humidity
will support unstable conditions across much of the region,
supporting a chance for showers and thunderstorms through the
weekend.


lhz462>464-052130-
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-
924 am edt wed aug 5 2026

.rest of today...south winds 5 to 10 knots becoming southeast
10 to 15 knots in the afternoon. waves 2 feet or less. 
.tonight...south winds 5 to 10 knots veering to the southwest
early in the morning. a chance of showers after midnight. waves
2 feet or less. 
.thursday...west winds 5 to 10 knots veering to the north in the
late morning and afternoon. a chance of showers. waves 2 feet or
less. 
.thursday night...northeast winds 5 to 10 knots early in the
evening becoming light and variable. a chance of showers in the
evening. waves 2 feet or less. 
.friday...light and variable winds becoming south 5 to 10 knots
late in the evening. a chance of showers late in the afternoon.
waves 2 feet or less. 
.saturday...southwest winds 5 to 10 knots. waves 2 feet or less. 
.sunday...west winds 5 to 10 knots backing to the southwest. a
chance of showers and thunderstorms...then a chance of showers by
midnight. waves 2 feet or less. 


$$

fzus63 kmkx 051407
glflm 
expires:202608052115;;661935

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
907 am cdt wed aug 5 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...

a stalled front is sitting over southern lake michigan this 
morning. light and variable winds can be expected through thursday
as the front shifts south and weakens and high pressure moves 
into the region. intermittent showers and thunderstorms can also 
be expected today into tonight.

a prolonged period of south-southwest winds will then become 
established across lake michigan late thursday night through 
sunday, with the exception of northwest winds saturday morning 
with a brief cold frontal passage.


lmz261-362-364-366-563-565-567-868-052115-
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-
907 am cdt wed aug 5 2026

sheboygan wi to pentwater mi north...

.rest of today...north winds 5 to 10 kt veering to southeast.
slight chance of showers late this morning, then slight chance of
showers and thunderstorms this afternoon. waves 1 to 2 ft. 
.tonight...east winds 5 to 10 kt becoming south. slight chance of
showers in the evening. patchy fog overnight. waves 1 ft or less.
.thursday...south winds 5 to 10 kt becoming southwest late in the
morning, then becoming 10 to 20 kt early in the afternoon
becoming southwest 10 to 20 kt late. waves 1 to 2 ft. 
.thursday night...south winds 10 to 15 kt. waves 1 to 2 ft. 
.friday...south winds 10 to 20 kt. waves 1 to 3 ft. 
.friday night...south winds 15 to 25 kt becoming southwest 10 to
20 kt. chance of showers. waves 2 to 4 ft. 
.saturday...northwest winds 10 to 20 kt becoming southwest. waves
1 to 3 ft. 
.sunday...southwest winds 10 to 20 kt. waves 1 to 3 ft.  

$$

fzus63 kmkx 051407
glflm 
expires:202608052115;;661936

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
907 am cdt wed aug 5 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...

a stalled front is sitting over southern lake michigan this 
morning. light and variable winds can be expected through thursday
as the front shifts south and weakens and high pressure moves 
into the region. intermittent showers and thunderstorms can also 
be expected today into tonight.

a prolonged period of south-southwest winds will then become 
established across lake michigan late thursday night through 
sunday, with the exception of northwest winds saturday morning 
with a brief cold frontal passage.


lmz080-669-671-673-675-777-779-870-872-874-876-878-052115-
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-
907 am cdt wed aug 5 2026

sheboygan wi to pentwater mi south...

.rest of today...southwest winds 10 to 15 kt becoming south.
slight chance of showers late this morning, then chance of
showers and slight chance of thunderstorms this afternoon. waves
1 to 2 ft. 
.tonight...southwest winds 10 to 15 kt veering to north. chance
of showers and slight chance of thunderstorms. patchy fog 
overnight. waves 1 to 2 ft. 
.thursday...northeast winds 5 to 10 kt becoming north. waves 1 ft
or less. 
.thursday night...east winds 5 to 10 kt veering to south. waves
nearly calm. 
.friday...south winds 10 to 15 kt increasing to 10 to 20 kt.
waves 1 ft or less building to 1 to 3 ft. 
.friday night...south winds 10 to 20 kt becoming southwest. waves
1 to 3 ft. 
.saturday...west winds 10 to 20 kt becoming southwest 10 to
15 kt. waves 1 to 3 ft. 
.sunday...southwest winds 10 to 20 kt becoming south. chance of
showers. waves 1 to 3 ft.  

$$