Great Lakes Forecast
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000
FZUS61 KBUF 180840
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
440 AM EDT Mon Mar 18 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
to the Canadian Maritimes by this evening. 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.

LOZ062-181515-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
440 AM EDT Mon Mar 18 2024

.TODAY...West winds to 30 knots diminishing to 15 to 25 knots. A
chance of snow showers from late morning on. Waves 5 to 9 feet.
Waves occasionally around 11 feet.
.TONIGHT...Northwest winds 15 to 25 knots becoming west. A chance
of snow showers early. A chance of snow showers late. Waves 4 to
7 feet subsiding to 3 to 6 feet. Waves occasionally around
9 feet.
.TUESDAY...West winds 15 to 25 knots becoming southwest. A chance
of snow showers in the morning, then snow showers likely in the
afternoon. Waves 3 to 5 feet.
.TUESDAY NIGHT...Southwest winds 15 to 25 knots becoming west
15 to 20 knots. A chance of snow showers. Waves 3 to 6 feet
subsiding to 2 to 4 feet.
.WEDNESDAY...West gales to 35 knots becoming northwest and
diminishing to 30 knots. Snow showers likely during the day, then
a chance of snow showers Wednesday night. Waves 5 to 8 feet
building to 8 to 12 feet. Waves occasionally around 15 feet.
.THURSDAY...Northwest winds to 30 knots becoming north and
diminishing to 10 to 15 knots. A chance of snow showers. Waves
7 to 10 feet subsiding to 1 to 3 feet. Waves occasionally around
13 feet.
.FRIDAY...East winds 10 to 15 knots becoming north. A chance of
snow showers. Waves 1 to 2 feet.

$$

LOZ063>065-181515-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
440 AM EDT Mon Mar 18 2024

.TODAY...West winds to 30 knots. A chance of snow showers early,
then lake effect snow showers from late morning on. Waves 7 to
11 feet building to 9 to 12 feet. Waves occasionally around
15 feet.
.TONIGHT...West winds to 30 knots becoming northwest 15 to
25 knots. Snow showers likely early, then a chance of snow
showers. Lake effect snow showers likely late. Waves 6 to 10 feet
subsiding to 5 to 8 feet. Waves occasionally around 13 feet.
.TUESDAY...West winds 15 to 20 knots. Lake effect snow showers
likely. Waves 3 to 6 feet.
.TUESDAY NIGHT...Southwest winds 15 to 20 knots diminishing to
10 to 15 knots. Lake effect snow showers likely. Waves 3 to
5 feet subsiding to 2 to 4 feet.
.WEDNESDAY...West winds to 30 knots becoming northwest and
increasing to 35 knot gales. Lake effect snow showers likely.
Waves 5 to 8 feet building to 13 to 17 feet. Waves occasionally
around 22 feet.
.THURSDAY...Northwest gales to 35 knots becoming north and
diminishing to 10 to 15 knots. Snow showers likely during the
day, then a chance of snow showers Thursday night. Waves 11 to
15 feet subsiding to 3 to 6 feet. Waves occasionally around
19 feet.
.FRIDAY...East winds 5 to 10 knots becoming northeast. A chance
of snow showers. Waves 1 to 3 feet.

$$

LOZ061-181515-
MAFOR 1809/
ONTARIO WEST 1/2 11630 12640 11630 12730 11720 11620. A chance of
snow showers this afternoon. Waves 5 to 9 feet building to 6 to
10 feet, and occasionally around 13 feet today. Waves 5 to 8 feet
subsiding to 3 to 6 feet, and occasionally around 10 feet
tonight.

ONTARIO EAST 1/2 11630 11640 12647 11640 11630 11730 11720. Waves
5 to 8 feet building to 9 to 12 feet, and occasionally around 15
feet today. Waves 6 to 10 feet subsiding to 5 to 8 feet, and
occasionally around 13 feet tonight.

$$


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