Great Lakes Forecast
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000
FZUS61 KBUF 122030
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
430 PM EDT Tue Mar 12 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 surface high will build across the lake
through Wednesday. A cold front will make its way towards the
lake Thursday, with a 29.7 inch low moving along the frontal
boundary and just south of the lake Friday night. A 30.2 inch high
will ridge across the eastern Great Lakes Saturday. Meanwhile a
29.4 inch low will pass near Lake Superior and then will move
across southern Quebec on Sunday.

LOZ062-130315-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
430 PM EDT Tue Mar 12 2024

.TONIGHT...South winds 5 to 15 knots becoming southwest. Waves
2 feet or less.
.WEDNESDAY...Southwest winds 10 to 15 knots becoming west. Waves
1 to 3 feet.
.WEDNESDAY NIGHT...West winds 5 to 10 knots becoming northwest.
Waves 1 to 2 feet.
.THURSDAY...Northwest winds 10 knots or less becoming east 10 to
15 knots. Rain showers likely in the afternoon. Waves 2 feet or
less.
.THURSDAY NIGHT...East winds 10 to 15 knots becoming northeast.
Showers with a chance of thunderstorms. Waves 1 to 2 feet.
.FRIDAY...Northeast winds 10 to 15 knots becoming northwest. Rain
showers with a chance of thunderstorms during the day, then a
chance of rain showers Friday night. Waves 2 to 3 feet.
.SATURDAY...West winds 10 to 15 knots becoming southwest 15 to
20 knots. Rain showers likely Saturday night. Waves 2 to 4 feet.
.SUNDAY...Southwest winds 15 to 20 knots becoming west 10 to
15 knots. Rain showers likely during the day. Waves 2 to 4 feet.

Winds and waves higher in and near thunderstorms.

$$

LOZ063>065-130315-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
430 PM EDT Tue Mar 12 2024

.TONIGHT...South winds 5 to 10 knots. Waves 1 foot or less.
.WEDNESDAY...South winds 10 to 15 knots becoming west. Waves 1 to
3 feet.
.WEDNESDAY NIGHT...West winds 5 to 10 knots. Waves 2 feet or
less.
.THURSDAY...West winds 5 to 10 knots becoming northeast. A chance
of rain showers in the afternoon. Waves 1 foot or less.
.THURSDAY NIGHT...Northeast winds 5 to 15 knots. Rain showers
with a chance of thunderstorms. Waves 2 feet or less.
.FRIDAY...Northeast winds 10 to 15 knots becoming north. Rain
showers with a chance of thunderstorms during the day, then a
chance of rain showers Friday night. Waves 1 to 3 feet.
.SATURDAY...Northwest winds 10 to 15 knots becoming south 15 to
20 knots. Rain showers likely Saturday night. Waves 1 to 3 feet
building to 2 to 4 feet.
.SUNDAY...Southwest winds 15 to 20 knots becoming west. Rain
showers likely during the day, then a chance of rain showers
Sunday night. Waves 2 to 4 feet building to 3 to 5 feet, then
subsiding to 2 to 4 feet.

Winds and waves higher in and near thunderstorms.

$$

LOZ061-130315-
MAFOR 1221/
ONTARIO WEST 1/2 11500 12400 14510 11610. Waves 2 feet or less
tonight. Waves 1 to 3 feet Wednesday.

ONTARIO EAST 1/2 11500 14400 12510 11610. Waves 1 foot or less
tonight. Waves 1 to 3 feet Wednesday.

$$


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