Great Lakes Forecast
Issued by NWS

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426
FZUS61 KBUF 222029
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
429 PM EDT Sun Sep 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 cold front will approach the lake late tonight and
Monday, where it will stall through the middle of next week.
Several weak 29.8 inch lows will move along the stalled front
Monday through Wednesday. On Thursday, low pressure will exit into
New England while a 30.2 inch high builds across Lake Superior.

LOZ062-230315-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
429 PM EDT Sun Sep 22 2024

.TONIGHT...East winds 5 to 15 knots becoming southeast. A chance
of showers after midnight. Showers likely late. Waves 1 to
2 feet.
.MONDAY...Southeast winds 10 to 15 knots. Showers likely through
early afternoon, then a chance of showers late. Waves 1 to
3 feet.
.MONDAY NIGHT...Southeast winds 10 to 15 knots. A chance of
showers in the evening. Waves 1 to 3 feet.
.TUESDAY...Southeast winds 10 to 15 knots increasing to 15 to
20 knots. A chance of showers. Waves 1 to 3 feet building to 2 to
4 feet.
.TUESDAY NIGHT...Southeast winds 15 to 20 knots. Showers. Waves
2 to 4 feet.
.WEDNESDAY...Southeast winds 15 to 20 knots becoming west 5 to
15 knots. Showers during the day, then a chance of showers
Wednesday night. Waves 2 to 4 feet subsiding to 1 to 3 feet.
.THURSDAY...West winds 10 to 15 knots becoming north. A chance of
showers during the day. Waves 1 to 2 feet.
.FRIDAY...Northeast winds 10 to 15 knots becoming east. Waves
2 to 3 feet.

$$

LOZ063>065-230315-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
429 PM EDT Sun Sep 22 2024

.TONIGHT...East winds 10 to 15 knots becoming southeast 15 to
20 knots. A chance of showers late. Waves 1 to 3 feet building to
2 to 4 feet.
.MONDAY...Southeast winds 15 to 25 knots. A chance of showers
early, then showers likely from late morning on. Waves 3 to
5 feet subsiding to 2 to 4 feet.
.MONDAY NIGHT...Southeast winds 15 to 20 knots diminishing to
10 to 15 knots. A chance of showers. Waves 2 to 4 feet subsiding
to 1 to 3 feet.
.TUESDAY...Southeast winds 15 to 20 knots. A chance of showers.
Waves 1 to 3 feet building to 2 to 4 feet.
.TUESDAY NIGHT...Southeast winds 15 to 20 knots. Showers. Waves
2 to 4 feet.
.WEDNESDAY...Southeast winds 15 to 20 knots becoming southwest.
Showers with a chance of thunderstorms. Waves 2 to 4 feet.
.THURSDAY...West winds 15 to 20 knots becoming north 10 to
15 knots. A chance of showers. Waves 1 to 3 feet.
.FRIDAY...North winds 10 to 15 knots becoming northeast. Waves
1 to 3 feet.

Winds and waves higher in and near thunderstorms.

$$

LOZ061-230315-
MAFOR 2221/
ONTARIO WEST 1/2 12210 11310 11320 12316 11326 11310. Waves 1 to
3 feet.

ONTARIO EAST 1/2 11210 11310 13320 11330 12326. Waves 1 to 3 feet
building to 2 to 4 feet tonight. Waves 3 to 5 feet subsiding to 2
to 4 feet Monday.

$$