Great Lakes Forecast
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000
FZUS61 KBUF 232059
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
459 PM EDT Sat Mar 23 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 29.5 inch low will move northward along the Mid
Atlantic and New England coast through tonight, reaching the Gulf
of Saint Lawrence on Sunday. Meanwhile, a 30.4 inch high will
build south over the lake tonight, then track eastward into east-
central Canada through Tuesday while remaining ridged across New
York and New England. A 29.9 inch surface trough will move over
the Lake Wednesday, then a 30.1 inch high will move into the
region Thursday.

LOZ062-240315-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
459 PM EDT Sat Mar 23 2024

.TONIGHT...Northwest winds 15 to 20 knots becoming north. Waves
3 to 5 feet.
.SUNDAY...North winds 15 to 20 knots becoming east 5 to 15 knots.
Waves 2 to 4 feet subsiding to 1 foot or less.
.SUNDAY NIGHT...East winds 10 to 15 knots increasing to 15 to
20 knots. Waves 1 to 3 feet building to 2 to 4 feet.
.MONDAY...East winds 15 to 25 knots. Waves 3 to 6 feet building
to 4 to 7 feet. Waves occasionally around 9 feet.
.MONDAY NIGHT...East winds 15 to 25 knots. Waves 5 to 8 feet
subsiding to 3 to 6 feet. Waves occasionally around 10 feet.
.TUESDAY...East winds 15 to 25 knots becoming southeast and
diminishing to 10 to 15 knots. A chance of showers during the
day, then showers likely Tuesday night. Waves 4 to 7 feet
subsiding to 2 to 4 feet. Waves occasionally around 9 feet.
.WEDNESDAY...South winds 10 to 15 knots becoming west. Rain
showers likely during the day, then a chance of rain showers
Wednesday night. Waves 1 to 3 feet.
.THURSDAY...West winds 10 to 15 knots becoming northwest. Waves
2 to 3 feet.

$$

LOZ063>065-240315-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
459 PM EDT Sat Mar 23 2024

.TONIGHT...North winds 15 to 20 knots. Waves 2 to 4 feet.
.SUNDAY...North winds 15 to 20 knots becoming northwest 5 to
15 knots. Waves 2 to 4 feet subsiding to 1 to 3 feet.
.SUNDAY NIGHT...Northeast winds 5 to 15 knots becoming east.
Waves 1 to 3 feet.
.MONDAY...Southeast winds 15 to 25 knots becoming east. Waves
2 to 4 feet building to 3 to 6 feet.
.MONDAY NIGHT...East winds 15 to 25 knots becoming southeast to
30 knots. Waves 3 to 6 feet.
.TUESDAY...Southeast winds to 30 knots diminishing to 15 to
20 knots. Rain showers likely Tuesday night. Waves 4 to 7 feet
subsiding to 3 to 6 feet. Waves occasionally around 9 feet.
.WEDNESDAY...South winds 15 to 20 knots becoming west 10 to
15 knots. Rain showers likely during the day, then a chance of
rain showers Wednesday night. Waves 2 to 4 feet subsiding to 1 to
3 feet.
.THURSDAY...West winds 10 to 15 knots becoming northwest. Waves
1 to 3 feet.

$$

LOZ061-240315-
MAFOR 2321/
ONTARIO WEST 1/2 13720 12820 11810 11800 11100. Waves 2 to 3 feet
building to 3 to 5 feet tonight. Waves 2 to 4 feet subsiding to 1
foot or less Sunday.

ONTARIO EAST 1/2 12820 11810 13820 11810 11700. Waves 2 to 4 feet
subsiding to 1 to 3 feet, then building to 2 to 4 feet tonight.
Waves 2 to 4 feet subsiding to 1 to 3 feet Sunday.

$$


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