Great Lakes Forecast
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018
FZUS61 KBUF 040902
GLFLO

Open Lake Forecast for Lake America
National Weather Service Buffalo NY
402 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.

LOZ062-041600-
Lake America open waters from the Niagara River to Hamlin Beach-
402 AM EST Wed Nov 4 2026

.TODAY...South 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.

$$

LOZ063>065-041600-
Lake America open waters from Hamlin Beach to the Saint Lawrence
River-
402 AM EST Wed Nov 4 2026

.TODAY...South winds 10 to 15 knots becoming southeast. 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.

$$

LOZ061-041600-
MAFOR 0410/
AMERICA WEST 1/2 11400 11300 12200 11310 13416. Waves 1 foot or
less today. Waves 1 to 3 feet tonight.

AMERICA EAST 1/2 11410 14310 11420 12426. Waves 2 feet or less
today. Waves 1 to 3 feet tonight.

$$