Great Lakes Forecast
Issued by NWS

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000
FZUS61 KBUF 160220
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
1020 PM EDT Fri Mar 15 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 30.1 inch high will ridge across the Lower Great Lakes
through Saturday morning. A 29.3 inch low north of Lake Superior
Saturday morning will then push slowly eastward across southern
Quebec through the weekend...with an initial trailing cold front
crossing the lake Saturday night...followed by a secondary cold
front Monday morning. The aforementioned low will then sit and
spin over the Canadian Maritimes Monday through Wednesday.

LOZ062-160900-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
1020 PM EDT Fri Mar 15 2024

.OVERNIGHT...Northwest winds 5 to 15 knots becoming west.
Waves 1 to 3 feet.
.SATURDAY...Southwest winds 10 to 15 knots increasing to 15 to
20 knots. Waves 1 to 3 feet building to 2 to 4 feet.
.SATURDAY NIGHT...Southwest winds 15 to 20 knots becoming west
10 to 15 knots. Showers in the evening, then a chance of showers
overnight. Waves 2 to 4 feet.
.SUNDAY...West winds 15 to 25 knots. A chance of showers in the
afternoon. Waves 3 to 6 feet building to 5 to 7 feet. Waves
occasionally around 9 feet.
.SUNDAY NIGHT...West winds 15 to 20 knots. A chance of rain and
snow showers in the evening. Waves 4 to 7 feet. Waves
occasionally around 9 feet.
.MONDAY...West winds 15 to 25 knots becoming northwest. Lake
effect snow showers likely during the day, then a chance of snow
showers Monday night. Waves 4 to 7 feet subsiding to 3 to 6 feet.
Waves occasionally around 9 feet.
.TUESDAY...West winds 15 to 20 knots diminishing to 10 to
15 knots. A chance of snow showers. Waves 3 to 5 feet subsiding
to 2 to 3 feet.
.WEDNESDAY...West winds 15 to 20 knots becoming northwest. Waves
2 to 4 feet.

$$

LOZ063>065-160900-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
1020 PM EDT Fri Mar 15 2024

.OVERNIGHT...West winds 15 to 20 knots becoming northwest
10 to 15 knots. Waves 2 to 4 feet.
.SATURDAY...West winds 5 to 15 knots becoming south. Waves 1 to
3 feet.
.SATURDAY NIGHT...South winds 15 to 20 knots becoming west.
Showers. Waves 1 to 3 feet building to 2 to 4 feet.
.SUNDAY...West winds 15 to 25 knots. A chance of rain showers.
Waves 3 to 5 feet building to 6 to 9 feet. Waves occasionally
around 11 feet.
.SUNDAY NIGHT...West winds 15 to 25 knots. A chance of rain and
snow showers in the evening, then a chance of snow showers
overnight. Waves 5 to 9 feet subsiding to 4 to 7 feet. Waves
occasionally around 11 feet.
.MONDAY...West winds to 30 knots becoming northwest and
diminishing to 15 to 20 knots. Lake effect snow showers likely.
Waves 5 to 9 feet building to 7 to 10 feet, then subsiding to
5 to 8 feet. Waves occasionally around 13 feet.
.TUESDAY...Northwest winds 15 to 20 knots becoming west 10 to
15 knots. Snow showers likely during the day, then a chance of
snow showers Tuesday night. Waves 3 to 6 feet subsiding to 2 to
4 feet.
.WEDNESDAY...West winds 15 to 20 knots becoming northwest 10 to
15 knots. A chance of snow showers. Waves 2 to 4 feet.

$$

LOZ061-160900-
MAFOR 1603/
ONTARIO WEST 1/2 11710 11610 11600 12510 12520 11516. Waves 2 to
4 feet subsiding to 1 to 3 feet overnight. Waves 1 to 3 feet
building to 2 to 4 feet Saturday. Waves 2 to 4 feet Saturday
evening.

ONTARIO EAST 1/2 12710 11600 11510 11500 11400 11410 11416. Waves
2 to 4 feet overnight. Waves 1 to 3 feet Saturday and Saturday
evening.

$$

JJR


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