(1/4)
Latest Great Lakes Marine Forecast by KBUF
Issued 9/23/2026 4:02 AM America/New_York.
Valid through 9/23/2026 11:00 AM America/New_York.
fzus61 kbuf 230802
glflo
expires:202609231500;;914006
open lake forecast for lake ontario
national weather service buffalo ny
402 am edt wed sep 23 2026
for waters beyond five nautical miles of shore on lake ontario
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...an expansive 30.6 inch high will remain centered from
eastern ontario province to southern quebec through saturday while
gradually weakening to 30.3 inches late this week. an elongated 29.6
inch low well offshore of the mid atlantic coast friday is forecast
to strengthen to 29.2 inches as it moves to just off the southern
new england coast saturday night through sunday.
loz062-231500-
lake ontario open waters from the niagara river to hamlin beach-
402 am edt wed sep 23 2026
.today...east winds 15 to 20 knots. waves 3 to 6 feet.
.tonight...east winds 15 to 25 knots becoming southeast and
diminishing to 10 to 15 knots. waves 3 to 6 feet subsiding to
2 to 3 feet.
.thursday...southeast winds 5 to 15 knots becoming east. waves
1 to 3 feet.
.thursday night...east winds 5 to 15 knots becoming northeast.
waves 1 to 2 feet.
.friday...northeast winds 5 to 15 knots becoming north. waves
2 feet or less.
.saturday...north winds 5 to 15 knots. waves 1 to 3 feet.
.sunday...north winds 5 to 15 knots. waves 1 to 3 feet subsiding
to 1 foot or less.
$$
(2/4)
Latest Great Lakes Marine Forecast by KBUF
Issued 9/23/2026 4:02 AM America/New_York.
Valid through 9/23/2026 11:00 AM America/New_York.
fzus61 kbuf 230802
glflo
expires:202609231500;;914007
open lake forecast for lake ontario
national weather service buffalo ny
402 am edt wed sep 23 2026
for waters beyond five nautical miles of shore on lake ontario
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...an expansive 30.6 inch high will remain centered from
eastern ontario province to southern quebec through saturday while
gradually weakening to 30.3 inches late this week. an elongated 29.6
inch low well offshore of the mid atlantic coast friday is forecast
to strengthen to 29.2 inches as it moves to just off the southern
new england coast saturday night through sunday.
loz063>065-231500-
lake ontario open waters from hamlin beach to the saint lawrence
river-
402 am edt wed sep 23 2026
.today...east winds 15 to 20 knots becoming northeast. waves 2 to
4 feet subsiding to 1 to 3 feet.
.tonight...northeast winds 15 to 20 knots becoming southeast 5 to
15 knots. waves 1 to 3 feet building to 2 to 4 feet, then
subsiding to 1 to 3 feet.
.thursday...east winds 5 to 15 knots becoming northeast. waves
2 feet or less.
.thursday night...northeast winds 10 to 15 knots. waves 1 to
3 feet.
.friday...northeast winds 10 to 15 knots becoming north 15 to
20 knots. waves 1 to 3 feet.
.saturday...north winds 15 to 20 knots. waves 2 to 4 feet.
.sunday...north winds 15 to 20 knots becoming northeast 10 to
15 knots. waves 3 to 5 feet subsiding to 1 to 3 feet.
$$
(3/4)
Latest Great Lakes Marine Forecast by KCLE
Issued 9/23/2026 3:52 AM America/New_York.
Valid through 9/23/2026 10:15 AM America/New_York.
fzus61 kcle 230752
glfle
expires:202609231415;;913571
open lake forecast for lake erie
national weather service cleveland oh
352 am edt wed sep 23 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 trough averaging 30.20 inches will persist across the ohio
valley today before moving south. high pressure of 30.40 inches
will build south across the great lakes thursday and influence the
great lakes through early next week.
lez164>168-231415-
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-geneva-on-
the-lake to conneaut oh beyond 5 nm off shoreline to us-
canadian border-
352 am edt wed sep 23 2026
.today...east winds 15 to 25 knots. a slight chance of showers
through early afternoon. waves 4 to 7 feet. waves occasionally
around 9 feet.
.tonight...east winds 15 to 25 knots. waves 4 to 7 feet subsiding
to 3 to 6 feet. waves occasionally around 9 feet.
.thursday...east winds 15 to 20 knots becoming northeast. waves
2 to 4 feet.
.thursday night...northeast winds 15 to 20 knots becoming east
10 to 15 knots. waves 3 to 5 feet subsiding to 2 to 4 feet.
.friday...east winds 10 to 15 knots becoming northeast. waves
1 to 3 feet.
.saturday...northeast winds 5 to 15 knots becoming north. waves
1 to 3 feet.
.sunday...north winds 5 to 10 knots. waves 2 feet or less.
$$
(4/4)
Latest Great Lakes Marine Forecast by KCLE
Issued 9/23/2026 3:52 AM America/New_York.
Valid through 9/23/2026 10:15 AM America/New_York.
fzus61 kcle 230752
glfle
expires:202609231415;;913572
open lake forecast for lake erie
national weather service cleveland oh
352 am edt wed sep 23 2026
for waters beyond five nautical miles of shore on lake erie
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...
a trough averaging 30.20 inches will persist across the ohio
valley today before moving south. high pressure of 30.40 inches
will build south across the great lakes thursday and influence the
great lakes through early next week.
lez061-169-231415-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-
conneaut oh to ripley ny beyond 5 nm off shoreline to us-
canadian border-
352 am edt wed sep 23 2026
.today...east winds 15 to 20 knots. waves 2 to 4 feet.
.tonight...east winds 15 to 20 knots diminishing to 10 to
15 knots. waves 3 to 5 feet subsiding to 1 to 3 feet.
.thursday...east winds 5 to 15 knots becoming northeast 15 to
20 knots. waves 1 to 3 feet.
.thursday night...northeast winds 15 to 20 knots becoming east
5 to 15 knots. waves 2 to 4 feet subsiding to 1 to 3 feet.
.friday...northeast winds 5 to 15 knots. waves 2 feet or less.
.saturday...northeast winds 5 to 10 knots becoming north. waves
2 feet or less.
.sunday...north winds 10 knots or less becoming northeast. waves
1 foot or less.
$$
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