Great Lakes Forecast
Issued by NWS

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430
FZUS61 KBUF 230211
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
911 PM EST Fri Nov 22 2024

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 29.2 inch low over eastern Pennsylvania will move
east and off the New Jersey coast late tonight then reach the
Canadian Maritimes by Saturday night. A narrow 30.1 inch ridge
will then build into the eastern Great Lakes Sunday. A 29.8 inch
low over the Ohio Valley Monday will move to the Saint Lawrence
Valley by Tuesday while deepening to 29.4 inches.

LOZ062-231015-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
911 PM EST Fri Nov 22 2024

.OVERNIGHT...Northeast winds 15 to 20 knots becoming north
10 to 15 knots. A chance of showers. Waves 3 to 6 feet subsiding
to 2 to 4 feet.
.SATURDAY...Northwest winds 10 to 15 knots increasing to 15 to
25 knots. A chance of showers from late morning on. Waves 1 to
3 feet building to 3 to 6 feet.
.SATURDAY NIGHT...Northwest winds 15 to 25 knots becoming west. A
chance of showers. Waves 4 to 7 feet subsiding to 3 to 6 feet.
Waves occasionally around 9 feet.
.SUNDAY...West winds 15 to 20 knots diminishing to 10 to
15 knots. A chance of showers. Waves 3 to 6 feet subsiding to
2 to 4 feet.
.SUNDAY NIGHT...West winds 5 to 15 knots becoming south. Waves
1 to 3 feet.
.MONDAY...South winds around 10 knots becoming southwest and
increasing to 15 to 20 knots. A chance of showers during the day,
then showers Monday night. Waves 1 to 2 feet building to 2 to
4 feet.
.TUESDAY...West winds to 30 knots. Showers. Waves 6 to 10 feet
subsiding to 5 to 8 feet. Waves occasionally around 13 feet.
.WEDNESDAY...West winds 15 to 20 knots becoming north 10 to
15 knots. A chance of rain showers. Waves 4 to 7 feet subsiding
to 2 to 4 feet. Waves occasionally around 9 feet.

$$

LOZ063>065-231015-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
911 PM EST Fri Nov 22 2024

.OVERNIGHT...Northeast winds 15 to 20 knots becoming north.
A chance of showers. Waves 3 to 6 feet.
.SATURDAY...Northwest winds 10 to 15 knots increasing to 15 to
25 knots. A chance of showers in the afternoon. Waves 2 to 4 feet
building to 3 to 6 feet.
.SATURDAY NIGHT...Northwest winds to 30 knots. Showers likely.
Waves 5 to 9 feet. Waves occasionally around 11 feet.
.SUNDAY...Northwest winds 15 to 25 knots becoming west. Showers
likely. Waves 5 to 8 feet subsiding to 3 to 6 feet. Waves
occasionally around 10 feet.
.SUNDAY NIGHT...Northwest winds 5 to 15 knots becoming west.
Waves 3 to 5 feet subsiding to 1 to 3 feet.
.MONDAY...South winds 5 to 15 knots increasing to 15 to 20 knots.
A chance of rain showers during the day, then rain showers Monday
night. Waves 2 feet or less building to 2 to 4 feet.
.TUESDAY...Southwest winds to 30 knots becoming west. Rain
showers. Waves 6 to 9 feet building to 8 to 12 feet. Waves
occasionally around 15 feet.
.WEDNESDAY...West winds 15 to 25 knots becoming northwest and
diminishing to 10 to 15 knots. A chance of rain showers. Waves
6 to 9 feet subsiding to 3 to 6 feet. Waves occasionally around
11 feet.

$$

LOZ061-231015-
MAFOR 2304/
ONTARIO WEST 1/2 11120 11810 12710 11620 11630 11730 11630. A
chance of showers late this evening, Saturday afternoon, and
Saturday evening. Waves 3 to 5 feet subsiding to 2 to 4 feet
overnight. Waves 1 to 3 feet building to 3 to 6 feet Saturday.
Waves 5 to 8 feet, and occasionally around 10 feet Saturday
evening.

ONTARIO EAST 1/2 11120 12810 11710 11720 12730 11736. Waves 3 to
6 feet overnight. Waves 2 to 4 feet building to 3 to 6 feet
Saturday. Waves 5 to 9 feet, and occasionally around 11 feet
Saturday evening.

$$

Hitchcock