(1/6)
Latest Great Lakes Marine Forecast by KCLE
Issued 7/24/2026 9:47 PM America/New_York.
Valid through 7/25/2026 4:45 AM America/New_York.
fzus61 kcle 250147
glfle
expires:202607250845;;549901
open lake forecast for lake erie
national weather service cleveland oh
947 pm edt fri jul 24 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 30.20 inches over the region will drift eastward
through saturday. low pressure of 29.80 inches enters the upper
great lakes on sunday, then moves southeast on monday, pulling a
cold front south across the region early tuesday. high pressure of
30.00 inches builds over the great lakes region on wednesday.
lez162-163-250845-
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-
947 pm edt fri jul 24 2026
.overnight...southeast winds 10 knots or less becoming
west. waves 2 feet or less.
.saturday...west winds 10 knots or less becoming south. waves
1 foot or less.
.saturday night...south winds 5 to 10 knots becoming west. waves
1 foot or less.
.sunday...west winds 10 knots or less becoming southwest. a
chance of showers in the afternoon. waves 1 foot or less.
.sunday night...southwest winds 5 to 10 knots. a chance of
showers and thunderstorms. waves 1 foot or less.
.monday...southwest winds 5 to 15 knots becoming west. a chance
of showers and thunderstorms during the day, then showers likely
with a chance of thunderstorms monday night. waves 2 feet or
less.
.tuesday...northwest winds 10 to 15 knots becoming north. a
chance of showers and thunderstorms during the day. waves 1 to
2 feet.
.wednesday...north winds 5 to 15 knots becoming northeast. waves
2 feet or less.
winds and waves higher in and near thunderstorms.
$$
(2/6)
Latest Great Lakes Marine Forecast by KCLE
Issued 7/24/2026 9:47 PM America/New_York.
Valid through 7/25/2026 4:45 AM America/New_York.
fzus61 kcle 250147
glfle
expires:202607250845;;549902
open lake forecast for lake erie
national weather service cleveland oh
947 pm edt fri jul 24 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 30.20 inches over the region will drift eastward
through saturday. low pressure of 29.80 inches enters the upper
great lakes on sunday, then moves southeast on monday, pulling a
cold front south across the region early tuesday. high pressure of
30.00 inches builds over the great lakes region on wednesday.
lez164>167-250845-
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-willowick to geneva-on-the-
lake oh beyond 5nm off shoreline to us-canadian border-
947 pm edt fri jul 24 2026
.overnight...east winds 5 to 10 knots becoming south. waves
1 to 2 feet.
.saturday...west winds 10 knots or less. waves 1 foot or less.
.saturday night...west winds 10 knots or less becoming southwest.
waves 1 foot or less.
.sunday...southwest winds 5 to 10 knots. a chance of showers.
waves 1 foot or less.
.sunday night...southwest winds 5 to 10 knots. a chance of
showers in the evening, then a chance of showers and
thunderstorms overnight. waves 1 foot or less.
.monday...southwest winds 5 to 15 knots increasing to 15 to
20 knots. a chance of showers and thunderstorms during the day,
then showers with a chance of thunderstorms monday night. waves
1 to 3 feet building to 2 to 4 feet.
.tuesday...west winds 15 to 20 knots becoming north 10 to
15 knots. a chance of showers and thunderstorms during the day.
waves 2 to 4 feet.
.wednesday...north winds 10 to 15 knots. waves 1 to 3 feet.
winds and waves higher in and near thunderstorms.
$$
(3/6)
Latest Great Lakes Marine Forecast by KDTX
Issued 7/24/2026 9:50 PM America/New_York.
Valid through 7/25/2026 6:00 AM America/New_York.
fzus63 kdtx 250150
glfsc
expires:202607251000;;550001
lake st clair forecast
national weather service detroit/pontiac mi
950 pm edt fri jul 24 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, 30.10 inches, drifts to the mid
atlantic coast tonight and saturday. this leads to winds
organizing light and generally from the south between the high
pressure and the next low pressure system in the plains states.
the low brings increasing chance for thunderstorms late saturday
night through monday. wind shifts modestly toward the north after
passage of the associated cold front by tuesday.
lcz460-251000-
lake st clair-
950 pm edt fri jul 24 2026
.rest of tonight...south winds 5 to 10 knots this evening becoming
light and variable. mostly clear. waves 2 feet or less.
.saturday...light and variable winds becoming southeast 5 to 10
knots in the afternoon. mostly sunny. waves 2 feet or less.
.saturday night...south winds 5 to 10 knots veering to the southwest
after midnight. mostly clear. a chance of. waves 2 feet or less.
.sunday...west winds 5 to 10 knots backing to the southwest early in
the afternoon. mostly 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.
.sunday night...southwest winds 5 to 10 knots. partly cloudy. light
showers likely and a chance of thunderstorms ...then a chance of
light showers after midnight. waves 2 feet or less.
.monday...southwest winds 5 to 10 knots increasing to 10 to 15 knots
in the afternoon and evening. partly sunny becoming mostly sunny in
the afternoon becoming partly cloudy. a chance of light showers. a
chance of thunderstorms in the afternoon and evening. showers likely
in the evening. waves 2 feet or less.
.tuesday...north winds 10 to 15 knots. partly cloudy. showers likely
and a chance of thunderstorms. waves 2 feet or less.
.wednesday...north winds 10 to 15 knots. mostly clear. waves 2 feet
or less.
$$
(4/6)
Latest Great Lakes Marine Forecast by KDTX
Issued 7/24/2026 9:48 PM America/New_York.
Valid through 7/25/2026 6:00 AM America/New_York.
fzus63 kdtx 250148
glflh
expires:202607251000;;549968
open lake forecast for lake huron
national weather service detroit/pontiac mi
948 pm edt fri jul 24 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, 30.10 inches, drifts to the mid
atlantic coast tonight and saturday. this leads to winds
organizing light and generally from the south between the high
pressure and the next low pressure system in the plains states.
the low brings increasing chance for thunderstorms late saturday
night through monday. wind shifts modestly toward the north after
passage of the associated cold front by tuesday.
lhz462>464-251000-
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-
948 pm edt fri jul 24 2026
.rest of tonight...southeast winds 5 to 10 knots veering to the
south early in the morning. waves 2 feet or less.
.saturday...south winds 5 to 10 knots early in the morning
becoming light and variable...then becoming southeast 5 to
10 knots late in the afternoon. waves 2 feet or less.
.saturday night...southeast winds 5 to 10 knots veering to the
southwest after midnight. waves 2 feet or less.
.sunday...southwest winds 5 to 10 knots early in the morning
becoming light and variable. waves 2 feet or less.
.sunday night...east winds 5 to 10 knots veering to the south in
the late evening and overnight. a chance of showers and
thunderstorms. waves 2 feet or less.
.monday...south winds 5 to 10 knots. showers likely and a chance
of thunderstorms. waves 2 feet or less.
.tuesday...north winds 10 to 15 knots. a chance of showers early
in the morning. waves 1 to 3 feet building to 3 to 5 feet.
.wednesday...north winds 10 to 15 knots decreasing to 5 to
10 knots by midnight. waves 2 to 4 feet subsiding to 1 to 3 feet
by midnight.
$$
(5/6)
Latest Great Lakes Marine Forecast by KMKX
Issued 7/24/2026 9:01 PM US/Central.
Valid through 7/25/2026 4:30 AM US/Central.
fzus63 kmkx 250201
glflm
expires:202607250930;;550361
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
901 pm cdt fri jul 24 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...
gusty south to southwest winds are expected across all of lake
michigan overnight into saturday, as low pressure around 29.5
inches approaches from the northern plains. gusts up to 30 knots
are expected over the north half of the lake.
a frontal boundary will then stall mainly over wisconsin and lake
michigan saturday night through most of monday. this will result
in increasing thunderstorm chances, with severe storms possible.
very warm, moist and unstable air flowing over the relatively cool
waters may cause patchy dense fog over the lake early next week.
northerly winds are expected monday night through wednesday, as
high pressure around 29.9 inches builds over the upper great
lakes. look for southerly winds and more unsettled weather to
resume thursday into next weekend.
lmz261-362-364-366-563-565-567-868-250930-
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-
901 pm cdt fri jul 24 2026
sheboygan wi to pentwater mi north...
.rest of tonight...south winds 15 to 25 kt becoming southwest.
waves 3 to 5 ft.
.saturday...southwest winds 15 to 25 kt becoming south to 30 kt.
slight chance of showers in the morning. waves 3 to 5 ft.
.saturday night...south winds 15 to 25 kt becoming southwest
10 to 20 kt late in the evening, then diminishing to 10 to 15 kt
after midnight becoming southwest 10 to 15 kt late. waves 3 to
5 ft subsiding to 2 to 4 ft.
.sunday...southwest winds 10 to 15 kt becoming south 10 to 20 kt.
waves 1 to 3 ft.
.sunday night...south winds 10 to 20 kt becoming southwest 10 to
15 kt. thunderstorms likely with a chance of showers in the
evening, then chance of showers and thunderstorms overnight.
waves 1 to 3 ft.
.monday...west winds 10 to 20 kt veering to north 15 to 25 kt.
chance of showers and thunderstorms. waves 1 to 3 ft.
.monday night...north winds 10 to 20 kt. chance of showers. waves
1 to 3 ft.
.tuesday...north winds 15 to 25 kt increasing to 30 kt. waves
2 to 4 ft.
.wednesday...north winds 10 to 15 kt becoming northeast 10 to
20 kt. waves 1 to 2 ft.
$$
(6/6)
Latest Great Lakes Marine Forecast by KMKX
Issued 7/24/2026 9:01 PM US/Central.
Valid through 7/25/2026 4:30 AM US/Central.
fzus63 kmkx 250201
glflm
expires:202607250930;;550362
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
901 pm cdt fri jul 24 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...
gusty south to southwest winds are expected across all of lake
michigan overnight into saturday, as low pressure around 29.5
inches approaches from the northern plains. gusts up to 30 knots
are expected over the north half of the lake.
a frontal boundary will then stall mainly over wisconsin and lake
michigan saturday night through most of monday. this will result
in increasing thunderstorm chances, with severe storms possible.
very warm, moist and unstable air flowing over the relatively cool
waters may cause patchy dense fog over the lake early next week.
northerly winds are expected monday night through wednesday, as
high pressure around 29.9 inches builds over the upper great
lakes. look for southerly winds and more unsettled weather to
resume thursday into next weekend.
lmz080-669-671-673-675-777-779-870-872-874-876-878-250930-
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-
901 pm cdt fri jul 24 2026
sheboygan wi to pentwater mi south...
.rest of tonight...south winds 10 to 20 kt becoming southwest
10 to 15 kt. waves 2 to 4 ft.
.saturday...southwest winds 10 to 20 kt becoming south 15 to
25 kt. waves 3 to 5 ft.
.saturday night...south winds 15 to 25 kt becoming southwest
10 to 20 kt late in the evening, then diminishing to 10 to 15 kt
after midnight becoming southwest 10 to 15 kt late. waves 3 to
5 ft subsiding to 2 to 4 ft.
.sunday...southwest winds 10 to 15 kt becoming south 10 to 20 kt.
waves 1 to 3 ft.
.sunday night...southwest winds 10 to 20 kt diminishing to 10 to
15 kt. chance of showers and thunderstorms. waves 1 to 3 ft.
.monday...southwest winds 10 to 20 kt increasing to 15 to 25 kt.
chance of showers and thunderstorms. waves 2 to 4 ft.
.monday night...northwest winds 10 to 20 kt becoming north 15 to
25 kt. waves 3 to 5 ft.
.tuesday...north winds 15 to 25 kt increasing to 30 kt. waves
4 to 6 ft occasionally to 8 ft.
.wednesday...north winds 10 to 15 kt increasing to 15 to 25 kt.
waves 1 to 3 ft.
$$
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