(1/4)
Latest Great Lakes Marine Forecast by KBUF
Issued 11/12/2025 10:02 PM America/New_York.
Valid through 11/13/2025 5:00 AM America/New_York.
fzus61 kbuf 130302
glflo
expires:202511131000;;318507
open lake forecast for lake ontario
national weather service buffalo ny
1002 pm est wed nov 12 2025
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...a 28.2 inch low will slowly advance northwards across
newfoundland tonight, as a 29.5 inch low crosses the great lakes.
another 29.2 inch low will develop south of nova scotia thursday,
then move north across the canadian maritimes friday, remaining in
place through saturday. meanwhile, a 30.1 inch high will build from
northwest ontario province friday to james bay and the lower great
lakes by saturday. a 29.2 inch low will track across the lake and to
new england through the day on sunday.
loz062-131000-
lake ontario open waters from the niagara river to hamlin beach-
1002 pm est wed nov 12 2025
.rest of tonight...west winds 20 to 25 knots. a chance of
showers. waves 6 to 9 feet. waves occasionally around 11 feet.
.thursday...west winds 20 to 25 knots. showers likely in the
morning, then a chance of showers in the afternoon. waves 5 to
8 feet. waves occasionally around 10 feet.
.thursday night...west winds 15 to 20 knots becoming northwest
10 to 15 knots. showers likely. waves 3 to 6 feet subsiding to
2 to 4 feet.
.friday...northwest winds 10 to 15 knots. a chance of showers in
the morning. waves 1 to 3 feet.
.friday night...north winds 5 to 10 knots becoming east. waves
1 to 2 feet.
.saturday...southeast winds 5 to 15 knots becoming west 15 to
20 knots. a chance of rain during the day, then rain saturday
night. waves 1 foot or less building to 3 to 5 feet.
.sunday...west winds to 30 knots. rain showers likely during the
day, then rain showers likely with a chance of snow showers
sunday night. waves 5 to 9 feet subsiding to 4 to 7 feet. waves
occasionally around 11 feet.
.monday...northwest winds 15 to 25 knots becoming west and
diminishing to 10 to 15 knots. a chance of rain and snow showers
during the day. waves 4 to 7 feet subsiding to 2 to 4 feet. waves
occasionally around 9 feet.
$$
(2/4)
Latest Great Lakes Marine Forecast by KBUF
Issued 11/12/2025 10:02 PM America/New_York.
Valid through 11/13/2025 5:00 AM America/New_York.
fzus61 kbuf 130302
glflo
expires:202511131000;;318508
open lake forecast for lake ontario
national weather service buffalo ny
1002 pm est wed nov 12 2025
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...a 28.2 inch low will slowly advance northwards across
newfoundland tonight, as a 29.5 inch low crosses the great lakes.
another 29.2 inch low will develop south of nova scotia thursday,
then move north across the canadian maritimes friday, remaining in
place through saturday. meanwhile, a 30.1 inch high will build from
northwest ontario province friday to james bay and the lower great
lakes by saturday. a 29.2 inch low will track across the lake and to
new england through the day on sunday.
loz063-131000-
lake ontario open waters from hamlin beach to sodus bay-
1002 pm est wed nov 12 2025
.rest of tonight...west winds 20 to 25 knots. a chance of showers
late this evening, then lake effect showers likely after
midnight. waves 6 to 10 feet. waves occasionally around 13 feet.
.thursday...northwest winds 20 to 25 knots. lake effect showers
likely in the morning, then a chance of showers in the afternoon.
waves 6 to 9 feet. waves occasionally around 11 feet.
.thursday night...northwest winds 15 to 25 knots diminishing to
10 to 15 knots. rain showers likely. waves 4 to 7 feet subsiding
to 2 to 4 feet. waves occasionally around 9 feet.
.friday...northwest winds 10 to 15 knots. a chance of rain
showers. waves 2 to 4 feet.
.friday night...north winds 5 to 10 knots becoming northeast.
waves 1 to 2 feet.
.saturday...southeast winds 5 to 10 knots becoming west and
increasing to 15 to 20 knots. a chance of rain during the day,
then rain saturday night. waves 1 to 2 feet building to 3 to
5 feet.
.sunday...west winds to 30 knots becoming northwest. rain showers
likely during the day, then rain showers likely with a chance of
snow showers sunday night. waves 6 to 9 feet building to 7 to
11 feet, then subsiding to 6 to 9 feet. waves occasionally around
14 feet.
.monday...northwest winds to 30 knots diminishing to 15 to
25 knots. a chance of rain and snow showers during the day. waves
6 to 10 feet subsiding to 3 to 5 feet. waves occasionally around
13 feet.
$$
(3/4)
Latest Great Lakes Marine Forecast by KBUF
Issued 11/12/2025 10:02 PM America/New_York.
Valid through 11/13/2025 5:00 AM America/New_York.
fzus61 kbuf 130302
glflo
expires:202511131000;;318509
open lake forecast for lake ontario
national weather service buffalo ny
1002 pm est wed nov 12 2025
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...a 28.2 inch low will slowly advance northwards across
newfoundland tonight, as a 29.5 inch low crosses the great lakes.
another 29.2 inch low will develop south of nova scotia thursday,
then move north across the canadian maritimes friday, remaining in
place through saturday. meanwhile, a 30.1 inch high will build from
northwest ontario province friday to james bay and the lower great
lakes by saturday. a 29.2 inch low will track across the lake and to
new england through the day on sunday.
loz064-065-131000-
lake ontario open waters from sodus bay to the saint lawrence
river-
1002 pm est wed nov 12 2025
.rest of tonight...west winds 15 to 25 knots becoming northwest.
a chance of rain showers late this evening, then rain showers
likely after midnight. waves 6 to 10 feet. waves occasionally
around 13 feet.
.thursday...northwest winds 15 to 25 knots. rain showers in the
morning, then a chance of rain showers in the afternoon. waves
5 to 9 feet. waves occasionally around 11 feet.
.thursday night...northwest winds 15 to 25 knots diminishing to
10 to 15 knots. rain showers likely. waves 4 to 7 feet subsiding
to 3 to 6 feet. waves occasionally around 9 feet.
.friday...northwest winds 10 to 15 knots. a chance of rain and
snow showers in the morning, then a chance of rain showers in the
afternoon. waves 2 to 4 feet subsiding to 1 to 3 feet.
.friday night...north winds 5 to 15 knots. waves 1 to 3 feet
subsiding to 1 foot or less.
.saturday...southeast winds 5 to 15 knots becoming southwest
15 to 20 knots. a chance of rain during the day, then rain
saturday night. waves 1 to 3 feet building to 3 to 5 feet.
.sunday...west winds to 30 knots becoming northwest. rain showers
during the day, then rain and snow showers sunday night. waves
6 to 9 feet building to 7 to 11 feet, then subsiding to 6 to
9 feet. waves occasionally around 14 feet.
.monday...northwest winds to 30 knots diminishing to 15 to
25 knots. rain and snow showers likely during the day, then a
chance of rain showers monday night. waves 6 to 10 feet subsiding
to 3 to 6 feet. waves occasionally around 13 feet.
$$
(4/4)
Latest Great Lakes Marine Forecast by KCLE
Issued 11/13/2025 3:09 AM America/New_York.
Valid through 11/13/2025 10:15 AM America/New_York.
fzus61 kcle 130809
glfle
expires:202511131515;;330164
open lake forecast for lake erie
national weather service cleveland oh
309 am est thu nov 13 2025
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 ridge averaging 30.10 inches builds northeast from the mid
mississippi valley toward lake erie today and friday. the ridge
exits eastward friday night allowing a warm front to lift
northeastward across the lake saturday morning. a cold front then
sweeps eastward across the lake saturday night followed by a
second cold front sunday. a trough averaging 29.80 inches then
lingers over lake erie through monday.
lez061-166>169-131515-
ripley to buffalo ny extending from 5nm 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-
conneaut oh to ripley ny beyond 5 nm off shoreline to us-
canadian border-
309 am est thu nov 13 2025
.today...northwest winds to 30 knots becoming west. waves 5 to
8 feet. waves occasionally around 10 feet.
.tonight...west winds 15 to 25 knots becoming northwest and
diminishing to 10 to 15 knots. waves 3 to 6 feet subsiding to
2 to 4 feet.
.friday...northwest winds 5 to 15 knots becoming west. waves 1 to
3 feet.
.friday night...west winds 5 to 10 knots becoming south. waves
1 foot or less.
.saturday...south winds 15 to 25 knots becoming northwest to
30 knots. rain. waves 2 to 4 feet building to 6 to 9 feet. waves
occasionally around 11 feet.
.sunday...northwest winds to 30 knots becoming west. a chance of
rain. waves 7 to 11 feet. waves occasionally around 14 feet.
.monday...west winds to 30 knots becoming northwest and
diminishing to 10 to 15 knots. a chance of rain monday night.
waves 6 to 9 feet subsiding to 1 to 3 feet. waves occasionally
around 11 feet.
$$
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