Great Lakes Forecast
Issued by NWS

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000
FZUS61 KBUF 180221
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
1021 PM EDT Sun Mar 17 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 29.4 inch low will move from southern Quebec
overnight to the Canadian Maritimes by late Monday. A trailing
cold front will cross the lake on Monday. The aforementioned low
will then sit and spin over the Canadian Maritimes through mid
week. A 30.5 inch surface high will then expand across the Lake
later Thursday and through Friday.

LOZ062-180915-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
1021 PM EDT Sun Mar 17 2024

.REST OF TONIGHT...West winds 15 to 25 knots. A chance of snow
showers. Waves 5 to 8 feet. Waves occasionally around 10 feet.
.MONDAY...West winds 20 to 25 knots becoming northwest. A chance
of snow showers from late morning on. Waves 6 to 10 feet
subsiding to 5 to 8 feet. Waves occasionally around 13 feet.
.MONDAY NIGHT...Northwest winds 15 to 25 knots becoming west. A
chance of snow showers. Waves 4 to 7 feet subsiding to 3 to
6 feet. Waves occasionally around 9 feet.
.TUESDAY...West winds 15 to 20 knots becoming southwest. A chance
of snow showers in the morning, then snow showers likely in the
afternoon. Waves 3 to 5 feet subsiding to 2 to 4 feet.
.TUESDAY NIGHT...Southwest winds 15 to 20 knots becoming west
5 to 15 knots. A chance of snow showers. Waves 2 to 4 feet
subsiding to 1 to 3 feet.
.WEDNESDAY...West winds 15 to 25 knots becoming northwest to
30 knots. Snow showers likely during the day, then a chance of
snow showers Wednesday night. Waves 2 to 4 feet building to 9 to
12 feet, then subsiding to 7 to 10 feet. Waves occasionally
around 15 feet.
.THURSDAY...Northwest winds 15 to 20 knots becoming north 10 to
15 knots. A chance of snow showers Thursday night. Waves 4 to
7 feet subsiding to 2 to 4 feet. Waves occasionally around
9 feet.
.FRIDAY...Northeast winds 10 to 15 knots. A chance of snow
showers. Waves 2 to 3 feet.

$$

LOZ063>065-180915-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
1021 PM EDT Sun Mar 17 2024

.REST OF TONIGHT...West winds 15 to 25 knots. Snow showers likely
late this evening, then a chance of snow showers after midnight.
Waves 3 to 6 feet building to 7 to 10 feet. Waves occasionally
around 13 feet.
.MONDAY...West winds to 30 knots diminishing to 15 to 25 knots. A
chance of snow showers early, then lake effect snow showers from
late morning on. Waves 8 to 12 feet subsiding to 7 to 10 feet.
Waves occasionally around 15 feet.
.MONDAY NIGHT...West winds 15 to 25 knots becoming northwest.
Snow showers likely. Waves 5 to 9 feet subsiding to 4 to 7 feet.
Waves occasionally around 11 feet.
.TUESDAY...Northwest winds 15 to 20 knots becoming west 10 to
15 knots. Lake effect snow showers likely. Waves 3 to 6 feet
subsiding to 2 to 4 feet.
.TUESDAY NIGHT...Southwest winds 5 to 15 knots. Lake effect snow
showers likely. Waves 2 to 4 feet subsiding to 1 to 3 feet.
.WEDNESDAY...West winds 15 to 20 knots becoming northwest and
increasing to 30 knots. Snow showers likely during the day, then
a chance of snow showers Wednesday night. Waves 2 to 4 feet
building to 10 to 15 feet. Waves occasionally around 19 feet.
.THURSDAY...Northwest winds 15 to 25 knots becoming north and
diminishing to 10 to 15 knots. A chance of snow showers. Waves
6 to 9 feet subsiding to 2 to 4 feet. Waves occasionally around
11 feet.
.FRIDAY...Northeast winds 5 to 15 knots. A chance of snow
showers. Waves 1 to 3 feet.

$$

LOZ061-180915-
MAFOR 1803/
ONTARIO WEST 1/2 11620 14630 11630 12730. A chance of snow
showers overnight and Monday afternoon. Waves 4 to 7 feet
building to 6 to 9 feet, and occasionally around 11 feet
overnight. Waves 6 to 10 feet subsiding to 5 to 8 feet, and
occasionally around 13 feet Monday. Waves 4 to 7 feet, and
occasionally around 9 feet Monday evening.

ONTARIO EAST 1/2 11620 12630 11640 11647 11637 12630. Waves 3 to
6 feet building to 7 to 10 feet, and occasionally around 13 feet
overnight. Waves 8 to 12 feet subsiding to 7 to 10 feet, and
occasionally around 15 feet Monday. Waves 5 to 9 feet, and
occasionally around 11 feet Monday evening.

$$

Hitchcock


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