(1/6)
Latest Great Lakes Marine Forecast by KCLE
Issued 9/9/2026 3:49 AM America/New_York.
Valid through 9/9/2026 10:15 AM America/New_York.
fzus61 kcle 090749
glfle
expires:202609091415;;154074
open lake forecast for lake erie
national weather service cleveland oh
349 am edt wed sep 9 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...
pressure will fall, and a trough averaging 29.90 inches moves
across lake erie today followed by a cold front late tonight into
thursday. high pressure 30.10 inches builds back in for late thursday
into friday, weakening to 30.00 inches for saturday.
lez162-163-091415-
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-
349 am edt wed sep 9 2026
.today...southwest winds 10 to 15 knots becoming west. a chance
of showers and thunderstorms early this afternoon. showers likely
with a chance of thunderstorms late. waves 1 to 3 feet.
.tonight...west winds 10 to 15 knots. a chance of showers and
thunderstorms early. waves 2 feet or less.
.thursday...northwest winds 5 to 10 knots. waves 1 foot or less.
.thursday night...northwest winds 5 to 10 knots becoming north.
waves 1 foot or less.
.friday...northeast winds 10 knots or less becoming southeast.
waves 1 foot or less.
.saturday...south winds 5 to 10 knots becoming southwest. waves
1 foot or less.
.sunday...west winds 10 knots or less becoming southeast. waves
1 foot or less building to 1 to 3 feet.
winds and waves higher in and near thunderstorms.
$$
(2/6)
Latest Great Lakes Marine Forecast by KCLE
Issued 9/9/2026 3:49 AM America/New_York.
Valid through 9/9/2026 10:15 AM America/New_York.
fzus61 kcle 090749
glfle
expires:202609091415;;154075
open lake forecast for lake erie
national weather service cleveland oh
349 am edt wed sep 9 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...
pressure will fall, and a trough averaging 29.90 inches moves
across lake erie today followed by a cold front late tonight into
thursday. high pressure 30.10 inches builds back in for late thursday
into friday, weakening to 30.00 inches for saturday.
lez164>167-091415-
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-
349 am edt wed sep 9 2026
.today...southwest winds 15 to 20 knots. a slight chance of
showers late this morning. a chance of showers with a slight
chance of thunderstorms early this afternoon, then showers with a
chance of thunderstorms late. waves 2 to 4 feet.
.tonight...west winds 15 to 20 knots diminishing to 10 to
15 knots. showers with a chance of thunderstorms early, then a
slight chance of showers and thunderstorms late in the evening.
waves 3 to 5 feet subsiding to 1 to 3 feet.
.thursday...northwest winds 5 to 10 knots. waves 1 to 2 feet.
.thursday night...northwest winds 5 to 10 knots becoming
northeast. waves 1 to 2 feet.
.friday...east winds 10 knots or less becoming southeast. waves
2 feet or less.
.saturday...south winds 5 to 10 knots becoming southwest. a
chance of showers saturday night. waves 1 to 3 feet.
.sunday...southwest winds 5 to 15 knots becoming east. waves 1 to
3 feet building to 2 to 4 feet.
winds and waves higher in and near thunderstorms.
$$
(3/6)
Latest Great Lakes Marine Forecast by KDTX
Issued 9/9/2026 3:23 AM America/New_York.
Valid through 9/9/2026 11:30 AM America/New_York.
fzus63 kdtx 090723
glfsc
expires:202609091530;;153387
lake st clair forecast
national weather service detroit/pontiac mi
323 am edt wed sep 9 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...low pressure, 29.30 inches, will track across northern
ontario today, driving a slow moving cold front across the great
lakes region. this system will provide showers and few
thunderstorms to the lakes. high pressure will expand into the
region from the west thursday into friday.
lcz460-091530-
lake st clair-
323 am edt wed sep 9 2026
.today...southwest winds 5 to 10 knots increasing to 10 to 15 knots
in the late morning and afternoon. mostly cloudy. a chance of light
showers in the morning...then light showers likely in the afternoon.
waves 2 feet or less.
.tonight...west winds 10 to 15 knots diminishing to 5 to 10 knots
early in the morning. partly cloudy. a chance of showers and
thunderstorms early in the evening. waves 2 feet or less.
.thursday...northwest winds 5 to 10 knots. partly sunny. waves 2
feet or less.
.thursday night...north winds 5 to 10 knots. mostly clear. waves 2
feet or less.
.friday...light and variable winds becoming southeast 5 to 10 knots
in the afternoon and evening. sunny becoming mostly clear. waves 2
feet or less.
.saturday...south winds 10 to 15 knots. mostly clear. waves 2 feet
or less.
.sunday...east winds 5 to 10 knots. partly cloudy. waves 2 feet or
less.
$$
(4/6)
Latest Great Lakes Marine Forecast by KDTX
Issued 9/9/2026 3:22 AM America/New_York.
Valid through 9/9/2026 11:30 AM America/New_York.
fzus63 kdtx 090722
glflh
expires:202609091530;;153193
open lake forecast for lake huron
national weather service detroit/pontiac mi
322 am edt wed sep 9 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...low pressure, 29.30 inches, will track across northern
ontario today, driving a slow moving cold front across the great
lakes region. this system will provide showers and few
thunderstorms to the lakes. high pressure will expand into the
region from the west thursday into friday.
lhz462>464-091530-
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-
322 am edt wed sep 9 2026
.today...south winds 10 to 15 knots becoming southwest 15 to
20 knots with gusts to around 30 knots in the afternoon. showers
in the morning...then a chance of showers in the afternoon. waves
1 to 3 feet building to 2 to 4 feet in the afternoon.
.tonight...southwest winds 15 to 20 knots becoming west 10 to
15 knots in the late evening and overnight. waves 2 to 4 feet
subsiding to 1 to 3 feet after midnight.
.thursday...northwest winds 5 to 10 knots. waves 1 to 3 feet.
.thursday night...north winds 5 to 10 knots. waves 1 to 3 feet.
.friday...west winds 5 to 10 knots in the morning becoming light
and variable...then becoming southeast 5 to 10 knots late in the
afternoon becoming south 10 to 15 knots. waves 1 to 3 feet.
.saturday...south winds 10 to 15 knots becoming southwest 5 to
10 knots by midnight. waves 2 to 4 feet.
.sunday...west winds 5 to 10 knots veering to the northeast by
midnight. a chance of. waves 1 to 3 feet building to 2 to 4 feet
by midnight.
$$
(5/6)
Latest Great Lakes Marine Forecast by KMKX
Issued 9/9/2026 3:01 AM US/Central.
Valid through 9/9/2026 10:15 AM US/Central.
fzus63 kmkx 090801
glflm
expires:202609091515;;154383
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
301 am cdt wed sep 9 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...
low pressure around 29.3 inches will continue lifting northward
through the hudson bay today, as high pressure of 30.2 inches
builds into the central plains. expect southwesterly winds to
shift to northwesterly this morning into this afternoon as a
cold front moves southeastward. thunderstorms are possible ahead
of and along this front. high pressure gradually moves eastward
into the ohio valley by friday, leading to light and variable
winds across the lake tonight through friday morning. winds then
become southerly and increase as low pressure deepens in the
central plains once again. isolated gales are possible in the
northern third friday afternoon into friday night. low pressure
lifts into southern ontario friday night, bringing a cold front
with showers and storms and shifting winds to northwesterly
saturday through saturday night. additional rain and storms are
possible sunday into monday as a warm front from another
developing low pressure system lifts through the region.
lmz261-362-364-366-563-565-567-868-091515-
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-
301 am cdt wed sep 9 2026
sheboygan wi to pentwater mi north...
.today...southwest winds 15 to 25 kt increasing to 30 kt. chance
of showers and slight chance of thunderstorms this morning. waves
4 to 6 ft occasionally to 8 ft.
.tonight...west winds to 30 kt becoming northwest 15 to 25 kt,
then diminishing to 10 to 20 kt late. waves 3 to 5 ft.
.thursday...northwest winds 10 to 20 kt. waves 1 to 3 ft
subsiding to 1 to 2 ft.
.thursday night...southeast winds 10 to 15 kt becoming south.
waves 1 to 2 ft.
.friday...southwest winds 15 to 25 kt becoming south to 30 kt.
waves 1 to 3 ft building to 4 to 6 ft occasionally to 8 ft.
.friday night...south winds to 30 kt. waves 4 to 7 ft
occasionally to 9 ft.
.saturday...southwest winds to 30 kt. waves 4 to 7 ft
occasionally to 9 ft subsiding to 4 to 6 ft occasionally to 8 ft.
.sunday...north winds 10 to 15 kt. waves 1 to 2 ft.
$$
(6/6)
Latest Great Lakes Marine Forecast by KMKX
Issued 9/9/2026 3:01 AM US/Central.
Valid through 9/9/2026 10:15 AM US/Central.
fzus63 kmkx 090801
glflm
expires:202609091515;;154384
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
301 am cdt wed sep 9 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...
low pressure around 29.3 inches will continue lifting northward
through the hudson bay today, as high pressure of 30.2 inches
builds into the central plains. expect southwesterly winds to
shift to northwesterly this morning into this afternoon as a
cold front moves southeastward. thunderstorms are possible ahead
of and along this front. high pressure gradually moves eastward
into the ohio valley by friday, leading to light and variable
winds across the lake tonight through friday morning. winds then
become southerly and increase as low pressure deepens in the
central plains once again. isolated gales are possible in the
northern third friday afternoon into friday night. low pressure
lifts into southern ontario friday night, bringing a cold front
with showers and storms and shifting winds to northwesterly
saturday through saturday night. additional rain and storms are
possible sunday into monday as a warm front from another
developing low pressure system lifts through the region.
lmz080-669-671-673-675-777-779-870-872-874-876-878-091515-
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-
301 am cdt wed sep 9 2026
sheboygan wi to pentwater mi south...
.today...southwest winds 15 to 25 kt diminishing to 10 to 20 kt.
showers likely with slight chance of thunderstorms this morning.
waves 4 to 6 ft occasionally to 8 ft subsiding to 3 to 5 ft.
.tonight...southwest winds 10 to 20 kt veering to northwest.
waves 2 to 4 ft.
.thursday...north winds 10 to 15 kt increasing to 10 to 20 kt.
waves 2 to 4 ft.
.thursday night...northeast winds 10 to 15 kt veering to
southeast 5 to 10 kt. waves 1 to 3 ft.
.friday...south winds 10 to 20 kt increasing to 30 kt in the
afternoon. waves 1 to 3 ft building to 3 to 5 ft.
.friday night...south winds 15 to 25 kt. waves 4 to 6 ft
occasionally to 8 ft.
.saturday...south winds to 30 kt becoming southwest. waves 4 to
6 ft occasionally to 8 ft.
.sunday...north winds 10 to 15 kt. waves 1 to 3 ft.
$$
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