(1/5)
Latest Great Lakes Marine Forecast by KCLE
Issued 6/20/2026 9:37 PM America/New_York.
Valid through 6/21/2026 4:45 AM America/New_York.
fzus61 kcle 210137
glfle
expires:202606210845;;100243
open lake forecast for lake erie
national weather service cleveland oh
937 pm edt sat jun 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...
a high pressure ridge averaging 30.00 inches moves eastward
across lake erie through sunday. during sunday night through
monday, a trough averaging 29.80 inches should impact lake erie as
the parent low wobbles east-northeastward from near the mid
mississippi valley to near central pennsylvania and the low
weakens to 29.70 inches. behind the low and trough, a ridge
averaging 30.00 inches should build from the upper midwest monday
night through tuesday and then begin to exit eastward by
wednesday. a warm front should sweep northeastward across lake
erie wednesday night and a cold front should begin to sweep
eastward across the lake on thursday as a low of 29.80 inches
wobbles eastward across the western and central great lakes.
lez162>164-210845-
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-
937 pm edt sat jun 20 2026
.rest of tonight...northwest winds 15 to 20 knots diminishing to
10 to 15 knots. waves 1 to 3 feet.
.sunday...northwest winds 10 knots or less becoming southeast.
waves 1 foot or less.
.sunday night...southeast winds 5 to 15 knots becoming east 15 to
20 knots. showers. waves 1 to 3 feet building to 2 to 4 feet.
.monday...east winds 15 to 25 knots becoming northeast. showers.
waves 3 to 6 feet.
.monday night...northeast winds 15 to 20 knots becoming north
10 to 15 knots. waves 2 to 4 feet subsiding to 1 to 3 feet.
.tuesday...north winds 5 to 15 knots becoming northeast less than
10 knots. waves 1 to 3 feet subsiding to 1 foot or less.
.wednesday...southwest winds 10 knots or less becoming south. a
chance of showers and thunderstorms. waves 1 foot or less.
.thursday...southwest winds 5 to 10 knots becoming west. a chance
of showers and thunderstorms during the day, then a chance of
showers thursday night. waves 1 foot or less.
winds and waves higher in and near thunderstorms.
$$
(2/5)
Latest Great Lakes Marine Forecast by KCLE
Issued 6/20/2026 9:37 PM America/New_York.
Valid through 6/21/2026 4:45 AM America/New_York.
fzus61 kcle 210137
glfle
expires:202606210845;;100244
open lake forecast for lake erie
national weather service cleveland oh
937 pm edt sat jun 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...
a high pressure ridge averaging 30.00 inches moves eastward
across lake erie through sunday. during sunday night through
monday, a trough averaging 29.80 inches should impact lake erie as
the parent low wobbles east-northeastward from near the mid
mississippi valley to near central pennsylvania and the low
weakens to 29.70 inches. behind the low and trough, a ridge
averaging 30.00 inches should build from the upper midwest monday
night through tuesday and then begin to exit eastward by
wednesday. a warm front should sweep northeastward across lake
erie wednesday night and a cold front should begin to sweep
eastward across the lake on thursday as a low of 29.80 inches
wobbles eastward across the western and central great lakes.
lez165>167-210845-
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-
937 pm edt sat jun 20 2026
.rest of tonight...northwest winds 10 to 15 knots. a slight
chance of showers and thunderstorms late this evening. waves 1 to
3 feet.
.sunday...northwest winds 10 knots or less becoming southwest.
waves 2 feet or less.
.sunday night...southeast winds 5 to 15 knots becoming east 15 to
20 knots. a chance of showers in the evening, then showers
overnight. waves 1 foot or less building to 2 to 4 feet.
.monday...east winds 15 to 25 knots becoming northeast. showers.
waves 3 to 6 feet.
.monday night...northeast winds 15 to 20 knots becoming north
10 to 15 knots. waves 3 to 5 feet subsiding to 2 to 4 feet.
.tuesday...north winds 5 to 15 knots. waves 1 to 3 feet subsiding
to 1 foot or less.
.wednesday...northwest winds 10 knots or less becoming south. a
chance of showers and thunderstorms wednesday night. waves 1 foot
or less.
.thursday...south winds 5 to 10 knots becoming west. a chance of
showers. waves 1 foot or less.
winds and waves higher in and near thunderstorms.
$$
(3/5)
Latest Great Lakes Marine Forecast by KCLE
Issued 6/20/2026 9:37 PM America/New_York.
Valid through 6/21/2026 4:45 AM America/New_York.
fzus61 kcle 210137
glfle
expires:202606210845;;100245
open lake forecast for lake erie
national weather service cleveland oh
937 pm edt sat jun 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...
a high pressure ridge averaging 30.00 inches moves eastward
across lake erie through sunday. during sunday night through
monday, a trough averaging 29.80 inches should impact lake erie as
the parent low wobbles east-northeastward from near the mid
mississippi valley to near central pennsylvania and the low
weakens to 29.70 inches. behind the low and trough, a ridge
averaging 30.00 inches should build from the upper midwest monday
night through tuesday and then begin to exit eastward by
wednesday. a warm front should sweep northeastward across lake
erie wednesday night and a cold front should begin to sweep
eastward across the lake on thursday as a low of 29.80 inches
wobbles eastward across the western and central great lakes.
lez061-168-169-210845-
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-
937 pm edt sat jun 20 2026
.rest of tonight...west winds 5 to 10 knots. a slight chance of
showers and thunderstorms, then a slight chance of showers late.
waves 1 to 2 feet.
.sunday...northwest winds 10 knots or less becoming southwest.
waves 2 feet or less.
.sunday night...southwest winds 10 knots or less becoming east
10 to 15 knots. showers likely overnight. waves 2 feet or less.
.monday...east winds 15 to 20 knots becoming northeast. showers.
waves 2 to 4 feet building to 3 to 5 feet.
.monday night...northeast winds 15 to 20 knots becoming north
10 to 15 knots. a chance of showers in the evening. waves 3 to
5 feet subsiding to 1 to 3 feet.
.tuesday...north winds 5 to 15 knots. waves 2 feet or less.
.wednesday...northwest winds 10 knots or less becoming south. a
chance of showers and thunderstorms wednesday night. waves 1 foot
or less.
.thursday...south winds 5 to 10 knots becoming southwest. a
chance of showers. waves 1 foot or less.
winds and waves higher in and near thunderstorms.
$$
(4/5)
Latest Great Lakes Marine Forecast by KDTX
Issued 6/20/2026 10:03 PM America/New_York.
Valid through 6/21/2026 6:15 AM America/New_York.
fzus63 kdtx 210203
glflh
expires:202606211015;;101078
open lake forecast for lake huron
national weather service detroit/pontiac mi
1003 pm edt sat jun 20 2026
for waters beyond five nautical miles off shore on lake huron
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...diffuse high pressure, 29.90 inches, will hold through
the afternoon. a compact low pressure system, 29.60 inches, will
arrive tonight into tomorrow morning, bringing renewed rain and
thunderstorm chances along with elevated winds speeds across the
southern great lakes.
lhz462>464-211015-
lake huron from port austin to harbor beach beyond 5nm off shore-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
1003 pm edt sat jun 20 2026
.rest of tonight...light and variable winds. waves 2 feet or
less.
.sunday...light and variable winds. waves 2 feet or less.
.sunday night...east winds 5 to 10 knots. waves 2 feet or less.
.monday...east winds 5 to 10 knots backing to the northeast in
the late morning and early afternoon...then becoming northeast
5 to 10 knots early in the afternoon. waves 1 to 3 feet building
to 2 to 4 feet early in the afternoon.
.monday night...north winds 10 to 15 knots. waves 2 to 4 feet
subsiding to 1 to 3 feet after midnight.
.tuesday...north winds 5 to 10 knots becoming light and variable.
waves 2 feet or less.
.wednesday...light and variable winds becoming east 5 to 10 knots
. a chance of showers . waves 2 feet or less.
.thursday...east winds 5 to 10 knots backing to the northeast
early in the evening...then becoming light and variable by
midnight. a chance of showers until afternoon. waves 2 feet or
less.
$$
(5/5)
Latest Great Lakes Marine Forecast by KDTX
Issued 6/20/2026 10:02 PM America/New_York.
Valid through 6/21/2026 6:15 AM America/New_York.
fzus63 kdtx 210202
glfsc
expires:202606211015;;101017
lake st clair forecast
national weather service detroit/pontiac mi
1002 pm edt sat jun 20 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...diffuse high pressure, 29.90 inches, will hold through
the afternoon. a compact low pressure system, 29.60 inches, will
arrive tonight into tomorrow morning, bringing renewed rain and
thunderstorm chances along with elevated winds speeds across the
southern great lakes.
lcz460-211015-
lake st clair-
1002 pm edt sat jun 20 2026
.rest of tonight...northwest winds 5 to 10 knots. mostly clear.
waves 2 feet or less.
.sunday...northwest winds 5 to 10 knots early in the morning
becoming light and variable...then becoming southeast 5 to 10 knots
late in the afternoon. mostly sunny until late afternoon becoming
mostly cloudy. waves 2 feet or less.
.sunday night...south winds 5 to 10 knots becoming southeast 10 to
15 knots by midnight...then becoming east 15 to 20 knots after
midnight. cloudy. a chance of showers by midnight. showers likely
after midnight. waves 2 feet or less.
.monday...northeast winds 15 to 20 knots. mostly cloudy. showers
likely early in the morning...then a chance of light showers in the
late morning and early afternoon. waves 1 to 3 feet.
.monday night...north winds 15 to 20 knots diminishing to 10 to 15
knots in the late evening and overnight. mostly clear. waves 1 to 3
feet.
.tuesday...north winds 10 to 15 knots becoming northeast 5 to 10
knots in the afternoon and evening. sunny in the morning becoming
mostly clear. waves 2 feet or less.
.wednesday...southeast winds 5 to 10 knots. partly cloudy. a chance
of showers and thunderstorms. waves 2 feet or less.
.thursday...northwest winds 5 to 10 knots. partly cloudy. a chance
of showers. waves 2 feet or less.
$$
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