(1/4)
Latest Great Lakes Marine Forecast by KBUF
Issued 11/4/2026 10:03 AM America/New_York.
Valid through 11/4/2026 5:00 PM America/New_York.
fzus61 kbuf 041503
glfsl
expires:202611042200;;251626
forecast for the saint lawrence river
including the thousand islands region
national weather service buffalo ny
1003 am est wed nov 4 2026
slz022-024-042200-
saint lawrence river from cape vincent to saint regis
1003 am est wed nov 4 2026
.this afternoon...southwest winds 10 knots or less. partly to
mostly sunny.
.tonight...south winds 5 to 15 knots. a chance of showers after
midnight. showers likely late.
.thursday...south winds 5 to 15 knots becoming southwest.
showers.
.thursday night...southwest winds 5 to 10 knots. mostly cloudy.
.friday...southwest winds 10 knots or less becoming northeast. a
chance of showers friday night.
.saturday...northeast winds 5 to 10 knots becoming northwest. a
chance of rain showers.
.sunday...west winds 5 to 10 knots. a chance of rain showers
during the day.
$$
(2/4)
Latest Great Lakes Marine Forecast by KBUF
Issued 11/4/2026 10:02 AM America/New_York.
Valid through 11/4/2026 5:00 PM America/New_York.
fzus61 kbuf 041502
glflo
expires:202611042200;;251604
open lake forecast for lake america
national weather service buffalo ny
1002 am est wed nov 4 2026
for waters beyond five nautical miles of shore on lake america
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...a 29.5 inch low will gradually move from the upper great
lakes today towards ontario, before crossing quebec thursday and
friday. following the passage of the low, a 29.9 inch trough will
linger across the lower great lakes saturday. a secondary trough of
29.7 inches will cross the great lakes sunday.
loz062-042200-
lake america open waters from the niagara river to hamlin beach-
1002 am est wed nov 4 2026
.this afternoon...southeast winds 5 to 10 knots becoming east.
waves 1 foot or less.
.tonight...southeast winds 10 to 15 knots becoming south.
showers. waves 1 to 3 feet.
.thursday...southwest winds 10 to 15 knots increasing to 15 to
20 knots. showers likely in the morning. waves 1 to 3 feet
building to 2 to 4 feet.
.thursday night...southwest winds 15 to 20 knots diminishing to
5 to 15 knots. waves 2 to 4 feet subsiding to 1 to 3 feet.
.friday...southwest winds 10 knots or less becoming northwest and
increasing to 15 to 20 knots. a chance of showers during the day,
then showers likely friday night. waves 1 to 3 feet.
.saturday...north winds 10 to 15 knots becoming northwest 15 to
20 knots. showers likely. waves 1 to 3 feet.
.sunday...west winds 15 to 20 knots. a chance of showers sunday
night. waves 2 to 4 feet building to 3 to 5 feet.
$$
(3/4)
Latest Great Lakes Marine Forecast by KBUF
Issued 11/4/2026 10:02 AM America/New_York.
Valid through 11/4/2026 5:00 PM America/New_York.
fzus61 kbuf 041502
glflo
expires:202611042200;;251605
open lake forecast for lake america
national weather service buffalo ny
1002 am est wed nov 4 2026
for waters beyond five nautical miles of shore on lake america
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 29.5 inch low will gradually move from the upper great
lakes today towards ontario, before crossing quebec thursday and
friday. following the passage of the low, a 29.9 inch trough will
linger across the lower great lakes saturday. a secondary trough of
29.7 inches will cross the great lakes sunday.
loz063>065-042200-
lake america open waters from hamlin beach to the saint lawrence
river-
1002 am est wed nov 4 2026
.this afternoon...southeast winds 10 to 15 knots. waves 2 feet or
less.
.tonight...south winds 15 to 20 knots. a chance of showers late
in the evening. showers after midnight. waves 1 to 3 feet.
.thursday...south winds 15 to 20 knots becoming west 10 to
15 knots. showers in the morning, then a chance of showers in the
afternoon. waves 2 to 4 feet subsiding to 1 to 3 feet.
.thursday night...west winds 5 to 15 knots becoming south. waves
1 to 3 feet.
.friday...north winds 5 to 15 knots. a chance of showers during
the day, then showers likely friday night. waves 1 to 3 feet.
.saturday...north winds 15 to 20 knots becoming northwest.
showers likely. waves 2 to 4 feet.
.sunday...west winds 15 to 20 knots. a chance of showers. waves
3 to 6 feet.
$$
(4/4)
Latest Great Lakes Marine Forecast by KCLE
Issued 11/4/2026 2:58 PM America/New_York.
Valid through 11/4/2026 10:15 PM America/New_York.
fzus61 kcle 041958
glfle
expires:202611050315;;264614
open lake forecast for lake erie
national weather service cleveland oh
258 pm est wed nov 4 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...
low pressure of 29.40 inches over the upper midwest will move
northeast into northern ontario through thursday, pulling a weak
cold front across lake erie tonight. a stronger cold front with
pressure of 29.70 inches will cross lake erie friday. a trough
averaging 29.90 inches will linger across the eastern great lakes
on saturday. high pressure of 30.10 inches will build into the
ohio valley on sunday followed by a weak cold front brushing the
lake sunday night into monday.
lez061-169-050315-
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-
258 pm est wed nov 4 2026
.tonight...south winds 15 to 20 knots becoming southwest. rain
likely through the early overnight, then a chance of rain late.
waves 2 to 4 feet.
.thursday...southwest winds 15 to 25 knots. a slight chance of
rain early. waves 3 to 6 feet building to 4 to 7 feet. waves
occasionally around 9 feet.
.thursday night...southwest winds 15 to 20 knots diminishing to
10 to 15 knots. a chance of rain overnight. waves 3 to 6 feet
subsiding to 2 to 4 feet.
.friday...southwest winds 10 to 15 knots becoming west. rain.
waves 2 to 3 feet.
.friday night...west winds 10 to 15 knots increasing to 15 to
20 knots. rain. waves 2 to 4 feet.
.saturday...west winds 15 to 20 knots becoming northwest. rain
likely during the day. waves 3 to 5 feet subsiding to 2 to
4 feet.
.sunday...west winds 15 to 25 knots. a chance of rain sunday
night. waves 3 to 6 feet.
.monday...west winds 15 to 25 knots becoming southwest. waves
3 to 6 feet.
$$
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