(1/5)
Latest Great Lakes Marine Forecast by KCLE
Issued 8/19/2026 4:27 AM America/New_York.
Valid through 8/19/2026 10:30 AM America/New_York.
fzus61 kcle 190827
glfle
expires:202608191430;;982218
open lake forecast for lake erie
national weather service cleveland oh
427 am edt wed aug 19 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 sweep across lake erie today followed by high
pressure 30.10 inches building into the region thursday through
friday. low pressure 29.90 inches moves into the great lake on
saturday with a cold front crossing late saturday night into
sunday.
lez162>164-191430-
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-
427 am edt wed aug 19 2026
.today...west winds 15 to 20 knots diminishing to 10 knots or
less. a chance of waterspouts early. a chance of showers with a
slight chance of thunderstorms early. waves 2 feet or less.
.tonight...southeast winds 10 knots or less becoming east. a
slight chance of showers and thunderstorms early, then a chance
of showers with a slight chance of thunderstorms late in the
evening. a chance of showers after midnight. waves 1 foot or
less.
.thursday...east winds 5 to 10 knots becoming northeast. waves
1 foot or less.
.thursday night...east winds 5 to 10 knots becoming southeast.
waves 1 foot or less.
.friday...southeast winds 10 knots or less becoming south. waves
1 foot or less.
.saturday...southwest winds 10 to 15 knots becoming northwest.
showers likely with a chance of thunderstorms during the day.
waves 2 feet or less.
.sunday...northwest winds 10 to 15 knots. waves 1 to 2 feet.
winds and waves higher in and near thunderstorms.
$$
(2/5)
Latest Great Lakes Marine Forecast by KCLE
Issued 8/19/2026 4:27 AM America/New_York.
Valid through 8/19/2026 10:30 AM America/New_York.
fzus61 kcle 190827
glfle
expires:202608191430;;982219
open lake forecast for lake erie
national weather service cleveland oh
427 am edt wed aug 19 2026
for waters beyond five nautical miles of shore on lake erie
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...
a cold front will sweep across lake erie today followed by high
pressure 30.10 inches building into the region thursday through
friday. low pressure 29.90 inches moves into the great lake on
saturday with a cold front crossing late saturday night into
sunday.
lez165>167-191430-
vermilion to avon point oh beyond 5 nm off shoreline to us-
canadian border-
avon point to willowick oh beyond 5 nm off shoreline to us-
canadian border-willowick to geneva-on-the-
lake oh beyond 5nm off shoreline to us-canadian border-
427 am edt wed aug 19 2026
.today...west winds 15 to 20 knots diminishing to 5 to 10 knots.
a chance of waterspouts through early afternoon. a chance of
showers with a slight chance of thunderstorms this morning, then
a slight chance of showers and thunderstorms early this
afternoon. waves 2 to 4 feet subsiding to 1 to 3 feet.
.tonight...west winds 5 to 10 knots becoming east. a slight
chance of showers from late evening on. waves 2 feet or less.
.thursday...east winds 5 to 10 knots becoming northeast. waves
1 foot or less.
.thursday night...northeast winds 5 to 10 knots becoming east.
waves 1 foot or less.
.friday...east winds 5 to 10 knots becoming south. waves 1 foot
or less.
.saturday...southwest winds 10 to 15 knots becoming northwest.
showers likely with a chance of thunderstorms. waves 2 feet or
less.
.sunday...northwest winds 10 to 15 knots. waves 1 to 3 feet.
winds and waves higher in and near thunderstorms.
$$
(3/5)
Latest Great Lakes Marine Forecast by KCLE
Issued 8/19/2026 4:27 AM America/New_York.
Valid through 8/19/2026 10:30 AM America/New_York.
fzus61 kcle 190827
glfle
expires:202608191430;;982220
open lake forecast for lake erie
national weather service cleveland oh
427 am edt wed aug 19 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 sweep across lake erie today followed by high
pressure 30.10 inches building into the region thursday through
friday. low pressure 29.90 inches moves into the great lake on
saturday with a cold front crossing late saturday night into
sunday.
lez061-168-169-191430-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-geneva-on-the-
lake to conneaut oh beyond 5 nm off shoreline to us-
canadian border-
conneaut oh to ripley ny beyond 5 nm off shoreline to us-
canadian border-
427 am edt wed aug 19 2026
.today...southwest winds 15 to 20 knots becoming west 10 to
15 knots. a chance of waterspouts through early afternoon. a
chance of showers with a slight chance of thunderstorms early,
then showers likely with a slight chance of thunderstorms late
this morning. a chance of showers with a slight chance of
thunderstorms early this afternoon. waves 2 to 4 feet.
.tonight...west winds 5 to 10 knots becoming northeast. waves
1 to 3 feet.
.thursday...northeast winds 10 knots or less. waves 1 foot or
less.
.thursday night...northeast winds less than 10 knots becoming
east. waves 1 foot or less.
.friday...east winds 10 knots or less becoming southeast. waves
1 foot or less.
.saturday...south winds 5 to 15 knots becoming west. showers with
a chance of thunderstorms. waves 2 feet or less.
.sunday...west winds 15 to 20 knots becoming northwest 10 to
15 knots. a chance of showers. waves 1 to 3 feet.
winds and waves higher in and near thunderstorms.
$$
(4/5)
Latest Great Lakes Marine Forecast by KDTX
Issued 8/19/2026 3:41 AM America/New_York.
Valid through 8/19/2026 11:45 AM America/New_York.
fzus63 kdtx 190741
glfsc
expires:202608191545;;979951
lake st clair forecast
national weather service detroit/pontiac mi
341 am edt wed aug 19 2026
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...high pressure, 30.00 inches, builds in tonight and
thursday providing light winds. showers and thunderstorm chances
increase friday evening and especially saturday ahead of the next
cold front.
lcz460-191545-
lake st clair-
341 am edt wed aug 19 2026
.today...west winds 10 to 15 knots becoming northwest 5 to 10 knots
in the late morning and early afternoon...then veering to the
northeast late in the afternoon. partly sunny. waves 2 feet or less.
.tonight...northeast winds 5 to 10 knots. partly cloudy. waves 2
feet or less.
.thursday...northeast winds 5 to 10 knots. partly sunny. waves 2
feet or less.
.thursday night...east winds 5 to 10 knots. clear. waves 2 feet or
less.
.friday...southeast winds 5 to 10 knots increasing to 10 to 15 knots
in the afternoon and evening. mostly clear. waves 2 feet or less.
.saturday...northwest winds 5 to 10 knots. partly cloudy. showers
likely and a chance of thunderstorms. waves 2 feet or less.
.sunday...north winds 10 to 15 knots. mostly clear. waves 2 feet or
less.
$$
(5/5)
Latest Great Lakes Marine Forecast by KDTX
Issued 8/19/2026 3:41 AM America/New_York.
Valid through 8/19/2026 11:45 AM America/New_York.
fzus63 kdtx 190741
glflh
expires:202608191545;;979938
open lake forecast for lake huron
national weather service detroit/pontiac mi
341 am edt wed aug 19 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, 30.00 inches, builds in tonight and
thursday providing light winds. showers and thunderstorm chances
increase friday evening and especially saturday ahead of the next
cold front.
lhz462>464-191545-
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-
341 am edt wed aug 19 2026
.today...northwest winds 10 to 15 knots becoming north 5 to
10 knots in the afternoon. waves 1 to 3 feet.
.tonight...light and variable winds. waves 2 feet or less.
.thursday...light and variable winds becoming north 5 to 10 knots
early in the afternoon. waves 2 feet or less.
.thursday night...north winds 5 to 10 knots veering to the
southeast after midnight. waves 2 feet or less.
.friday...southeast winds 5 to 10 knots increasing to 10 to
15 knots. a chance of showers late in the evening. waves 1 to
3 feet.
.saturday...south winds 5 to 10 knots veering to the southwest in
the late morning and early afternoon...then veering to the west
early in the evening becoming northwest 10 to 15 knots by
midnight. showers likely early in the morning. a chance of
thunderstorms. a chance of showers . waves 1 to 3 feet building
to 3 to 5 feet by midnight.
.sunday...northwest winds 15 to 20 knots decreasing to 10 to
15 knots by midnight. a chance of showers. waves 4 to 6 feet.
waves occasionally around 8 feet.
$$
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