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Latest Great Lakes Marine Forecast by KBUF
Issued 11/26/2025 10:02 AM America/New_York.
Valid through 11/26/2025 5:00 PM America/New_York.
fzus61 kbuf 261502
glflo
expires:202511262200;;541633
open lake forecast for lake ontario
national weather service buffalo ny
1002 am est wed nov 26 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 29.6 inch low over the western great lakes this
evening will track toward the central great lakes wednesday, then
track into eastern ontario through wednesday night while deepening
to 29.4 inches. a cold front from this low will rush across the lake
wednesday afternoon. the 29.4 inch surface low will then track well
north of the lake thursday and friday, as a 30.4 inch surface high
builds into the mid mississippi valley friday and to the ohio valley
saturday. another surface low will cut northeastward through the
central great lakes sunday, deepening from 29.6 inches sunday
morning to 29.4 inches sunday night over western quebec.
loz062-262200-
lake ontario open waters from the niagara river to hamlin beach-
1002 am est wed nov 26 2025
...gale warning in effect from 4 pm est this afternoon through
friday evening...
.rest of today...south winds 10 to 15 knots becoming southwest
and increasing to 35 knot gales this afternoon. a chance of
showers late this morning, then showers this afternoon. waves
1 to 2 feet building to 8 to 11 feet. waves occasionally around
14 feet.
.tonight...southwest gales to 35 knots increasing to 40 knots.
lake effect rain showers early, then lake effect rain showers
with lake effect snow showers likely. waves 10 to 14 feet
building to 11 to 16 feet. waves occasionally around 20 feet.
.thursday...west gales to 40 knots. rain and snow showers likely.
waves 13 to 18 feet. waves occasionally around 23 feet.
.thursday night...west gales to 35 knots diminishing to 30 knots
overnight. snow showers with rain showers likely in the evening,
then snow showers overnight. waves 10 to 15 feet. waves
occasionally around 19 feet.
.friday...west gales to 35 knots becoming northwest and
diminishing to 15 to 25 knots. snow showers during the day, then
a chance of snow showers friday night. waves 9 to 13 feet
subsiding to 4 to 7 feet. waves occasionally around 16 feet.
.saturday...west winds 15 to 20 knots becoming southeast. snow
showers saturday night. waves 3 to 5 feet subsiding to 1 to
3 feet.
.sunday...south winds 15 to 25 knots becoming west 15 to
20 knots. rain and snow showers during the day, then rain showers
likely with a chance of snow showers sunday night. waves 3 to
6 feet.
$$
(2/4)
Latest Great Lakes Marine Forecast by KBUF
Issued 11/26/2025 10:02 AM America/New_York.
Valid through 11/26/2025 5:00 PM America/New_York.
fzus61 kbuf 261502
glflo
expires:202511262200;;541634
open lake forecast for lake ontario
national weather service buffalo ny
1002 am est wed nov 26 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 29.6 inch low over the western great lakes this
evening will track toward the central great lakes wednesday, then
track into eastern ontario through wednesday night while deepening
to 29.4 inches. a cold front from this low will rush across the lake
wednesday afternoon. the 29.4 inch surface low will then track well
north of the lake thursday and friday, as a 30.4 inch surface high
builds into the mid mississippi valley friday and to the ohio valley
saturday. another surface low will cut northeastward through the
central great lakes sunday, deepening from 29.6 inches sunday
morning to 29.4 inches sunday night over western quebec.
loz063-262200-
lake ontario open waters from hamlin beach to sodus bay-
1002 am est wed nov 26 2025
...gale warning in effect from 4 pm est this afternoon through
friday evening...
.rest of today...south winds 10 to 15 knots becoming southwest
and increasing to 30 knots this afternoon. a chance of showers
late this morning, then showers this afternoon. waves 2 feet or
less building to 5 to 8 feet. waves occasionally around 10 feet.
.tonight...southwest gales to 35 knots. rain showers likely
early, then lake effect rain and snow showers likely from late
evening on. waves 10 to 14 feet building to 12 to 16 feet. waves
occasionally around 20 feet.
.thursday...southwest gales to 40 knots becoming west. rain
showers likely with a chance of snow showers in the morning, then
rain and snow showers in the afternoon. waves 14 to 19 feet
building to 15 to 20 feet. waves occasionally around 26 feet.
.thursday night...west gales to 40 knots diminishing to 35 knots.
rain and snow showers in the evening, then snow showers
overnight. waves 14 to 19 feet subsiding to 11 to 16 feet. waves
occasionally around 24 feet.
.friday...northwest gales to 35 knots diminishing to 30 knots.
snow showers. waves 10 to 15 feet subsiding to 7 to 10 feet.
waves occasionally around 19 feet.
.saturday...northwest winds 15 to 25 knots becoming south. snow
showers likely saturday night. waves 4 to 7 feet subsiding to
3 to 5 feet. waves occasionally around 9 feet.
.sunday...south winds to 30 knots becoming west 15 to 25 knots.
rain and snow showers during the day, then rain showers with a
chance of snow showers sunday night. waves 3 to 6 feet.
$$
(3/4)
Latest Great Lakes Marine Forecast by KBUF
Issued 11/26/2025 10:02 AM America/New_York.
Valid through 11/26/2025 5:00 PM America/New_York.
fzus61 kbuf 261502
glflo
expires:202511262200;;541635
open lake forecast for lake ontario
national weather service buffalo ny
1002 am est wed nov 26 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 29.6 inch low over the western great lakes this
evening will track toward the central great lakes wednesday, then
track into eastern ontario through wednesday night while deepening
to 29.4 inches. a cold front from this low will rush across the lake
wednesday afternoon. the 29.4 inch surface low will then track well
north of the lake thursday and friday, as a 30.4 inch surface high
builds into the mid mississippi valley friday and to the ohio valley
saturday. another surface low will cut northeastward through the
central great lakes sunday, deepening from 29.6 inches sunday
morning to 29.4 inches sunday night over western quebec.
loz064-065-262200-
lake ontario open waters from sodus bay to the saint lawrence
river-
1002 am est wed nov 26 2025
...gale warning in effect from 4 pm est this afternoon through
friday evening...
.rest of today...south winds 10 to 15 knots becoming southwest
and increasing to 30 knots this afternoon. a chance of showers
late this morning, then showers this afternoon. waves 1 to 3 feet
building to 5 to 8 feet. waves occasionally around 10 feet.
.tonight...west gales to 35 knots becoming southwest. rain
showers early, then a chance of rain showers late in the evening.
lake effect rain showers with a chance of lake effect snow
showers after midnight. waves 10 to 15 feet. waves occasionally
around 19 feet.
.thursday...southwest gales to 40 knots becoming west. rain
showers with a chance of snow showers in the morning, then rain
and snow showers in the afternoon. waves 14 to 19 feet building
to 15 to 20 feet. waves occasionally around 26 feet.
.thursday night...west gales to 40 knots diminishing to 35 knots.
rain and snow showers in the evening, then snow showers
overnight. waves 14 to 19 feet subsiding to 12 to 17 feet. waves
occasionally around 24 feet.
.friday...northwest gales to 35 knots diminishing to 30 knots.
snow showers during the day, then a chance of snow showers friday
night. waves 10 to 15 feet subsiding to 7 to 10 feet. waves
occasionally around 19 feet.
.saturday...northwest winds 15 to 25 knots becoming south. snow
showers likely saturday night. waves 4 to 7 feet subsiding to
3 to 5 feet. waves occasionally around 9 feet.
.sunday...south winds to 30 knots becoming west and diminishing
to 15 to 20 knots. rain and snow showers during the day, then
rain showers with a chance of snow showers sunday night. waves
5 to 8 feet subsiding to 3 to 6 feet. waves occasionally around
10 feet.
$$
(4/4)
Latest Great Lakes Marine Forecast by KCLE
Issued 11/26/2025 9:18 AM America/New_York.
Valid through 11/26/2025 4:30 PM America/New_York.
fzus61 kcle 261418
glfle
expires:202511262130;;540408
open lake forecast for lake erie
national weather service cleveland oh
918 am est wed nov 26 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...
low pressure 29.30 inches over northeast wisconsin will extend a
cold front across lake erie today. this low will slowly move
through the northern lakes tonight, eventually moving through
ontario and quebec on thursday. this low will leave a trough
averaging 29.70 inches over the lake on thursday that will weaken
to 30.00 inches on friday. high pressure 30.50 inches will pass
south of the lake on friday night into saturday. low pressure
29.80 inches will enter the region on saturday night into sunday.
lez061-168-169-262130-
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-
918 am est wed nov 26 2025
...gale warning in effect through friday morning...
.rest of today...southwest winds to 30 knots increasing to
40 knot gales. rain likely late this morning, then a chance of
rain early this afternoon. rain likely late. waves 5 to 8 feet
building to 13 to 17 feet. waves occasionally around 22 feet.
.tonight...southwest gales to 40 knots becoming west to 45 knots.
rain with a slight chance of thunderstorms early, then rain, snow
with a slight chance of thunderstorms. rain and snow late. waves
14 to 19 feet. waves occasionally around 24 feet.
.thursday...west gales to 40 knots. a chance of snow in the
morning, then snow likely in the afternoon. waves 13 to 18 feet
subsiding to 12 to 17 feet. waves occasionally around 23 feet.
.thursday night...west gales to 40 knots. snow likely in the
evening, then a chance of snow overnight. waves 12 to 17 feet
subsiding to 10 to 14 feet. waves occasionally around 22 feet.
.friday...west gales to 35 knots diminishing to 15 to 25 knots. a
chance of snow. waves 10 to 13 feet subsiding to 4 to 7 feet.
waves occasionally around 16 feet.
.saturday...west winds 10 to 15 knots becoming south and
increasing to 15 to 25 knots. a chance of snow during the day,
then snow and rain saturday night. waves 2 to 4 feet building to
3 to 5 feet.
.sunday...south winds to 30 knots becoming west 15 to 25 knots.
rain during the day, then rain likely with a chance of snow
sunday night. waves 4 to 7 feet building to 6 to 9 feet, then
subsiding to 3 to 6 feet. waves occasionally around 11 feet.
winds and waves higher in and near thunderstorms.
$$
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