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(1/3)
Latest Great Lakes Marine Forecast by KCLE
Issued 8/20/2026 3:37 AM America/New_York.
Valid through 8/20/2026 10:15 AM America/New_York.
fzus61 kcle 200737
glfle
expires:202608201415;;037171
open lake forecast for lake erie
national weather service cleveland oh
337 am edt thu aug 20 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 30.10 inches builds into the region through friday.
low pressure 29.90 inches moves into the great lakes region on
saturday with a cold front crossing late saturday night into
sunday.
lez162>164-201415-
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-
337 am edt thu aug 20 2026
.today...northeast winds 5 to 15 knots. a chance of showers with
a slight chance of thunderstorms this morning. a slight chance of
showers late. waves 1 to 3 feet.
.tonight...east winds 5 to 15 knots. waves 1 to 3 feet subsiding
to 1 foot or less.
.friday...east winds 10 knots or less. waves 1 foot or less.
.friday night...east winds 5 to 10 knots becoming southwest.
waves 1 foot or less.
.saturday...southwest winds 5 to 15 knots becoming northwest.
showers with a chance of thunderstorms during the day, then a
chance of showers saturday night. waves 2 feet or less.
.sunday...northwest winds 10 to 15 knots. waves 1 to 2 feet.
.monday...northwest winds 5 to 10 knots becoming west. waves
1 foot or less.
winds and waves higher in and near thunderstorms.
$$
(2/3)
Latest Great Lakes Marine Forecast by KCLE
Issued 8/20/2026 3:37 AM America/New_York.
Valid through 8/20/2026 10:15 AM America/New_York.
fzus61 kcle 200737
glfle
expires:202608201415;;037172
open lake forecast for lake erie
national weather service cleveland oh
337 am edt thu aug 20 2026
for waters beyond five nautical miles of shore on lake erie
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...
high pressure 30.10 inches builds into the region through friday.
low pressure 29.90 inches moves into the great lakes region on
saturday with a cold front crossing late saturday night into
sunday.
lez165>167-201415-
vermilion to avon point oh beyond 5 nm off shoreline to us-
canadian border-
avon point to willowick oh beyond 5 nm off shoreline to us-
canadian border-willowick to geneva-on-the-
lake oh beyond 5nm off shoreline to us-canadian border-
337 am edt thu aug 20 2026
.today...east winds 10 to 15 knots becoming northeast. a chance
of showers with a slight chance of thunderstorms early, then a
slight chance of showers late this morning. waves 1 to 3 feet.
.tonight...northeast winds 5 to 15 knots becoming east. waves
1 to 3 feet subsiding to 1 foot or less.
.friday...east winds 5 to 10 knots becoming northeast. waves
1 foot or less.
.friday night...northeast winds 5 to 10 knots becoming south.
waves 1 foot or less.
.saturday...southwest winds 10 to 15 knots becoming northwest.
showers likely during the day, then showers with a chance of
thunderstorms saturday night. waves 1 to 2 feet.
.sunday...northwest winds 15 to 20 knots diminishing to 10 to
15 knots. a chance of showers sunday night. waves 1 to 3 feet.
.monday...northwest winds 5 to 15 knots becoming southwest. waves
2 feet or less.
winds and waves higher in and near thunderstorms.
$$
(3/3)
Latest Great Lakes Marine Forecast by KCLE
Issued 8/20/2026 3:37 AM America/New_York.
Valid through 8/20/2026 10:15 AM America/New_York.
fzus61 kcle 200737
glfle
expires:202608201415;;037173
open lake forecast for lake erie
national weather service cleveland oh
337 am edt thu aug 20 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 30.10 inches builds into the region through friday.
low pressure 29.90 inches moves into the great lakes region on
saturday with a cold front crossing late saturday night into
sunday.
lez061-168-169-201415-
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-
337 am edt thu aug 20 2026
.today...east winds 5 to 15 knots becoming northeast. waves
2 feet or less.
.tonight...northeast winds 5 to 10 knots becoming east. waves
2 feet or less.
.friday...east winds 5 to 10 knots becoming northeast. waves
1 foot or less.
.friday night...northeast winds 5 to 10 knots becoming south.
waves 1 foot or less.
.saturday...south winds 5 to 15 knots becoming west. a chance of
showers and thunderstorms during the day, then showers with a
chance of thunderstorms saturday night. 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.
.monday...northwest winds 5 to 15 knots becoming west. waves 1 to
2 feet.
winds and waves higher in and near thunderstorms.
$$
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