Great Lakes Forecast
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000
FZUS61 KBUF 172051
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
330 PM EST Sat Feb 17 2018

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 30.0 inch trough will cross the lake early tonight. A 30.4 inch
high over the Ohio Valley late tonight will pass to the south of
the lake on Sunday. The high will move off the coast Sunday night
and Monday...while a warm front will extend from the central
plains to Lower Michigan. The front will extend across southern
Ontario Tuesday and Tuesday night with several waves tracking up
along the boundary. A strong cold front will push across the
region Wednesday.

LOZ062-180400-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
330 PM EST Sat Feb 17 2018

.TONIGHT...South winds 5 to 15 knots becoming west and increasing
to 15 to 25 knots. A chance of light snow. Waves 1 to 3 feet
building to 3 to 5 feet.
.SUNDAY...West winds 15 to 25 knots becoming southwest and
diminishing to 10 to 15 knots. Waves 3 to 6 feet subsiding to
1 to 3 feet.
.SUNDAY NIGHT...South winds 5 to 15 knots. Waves 2 feet or less.
.MONDAY...South winds 5 to 15 knots. Rain. Waves 2 feet or less.
.MONDAY NIGHT...Southwest winds 10 knots or less increasing to
10 to 15 knots. Rain. Waves 1 foot or less.
.TUESDAY...Southwest winds 15 to 20 knots becoming west 10 to
15 knots. Rain. Waves 2 feet or less.
.WEDNESDAY...West winds 10 to 15 knots becoming northwest. Rain
during the day, then rain and snow showers likely Wednesday
night. Waves 1 to 2 feet.
.THURSDAY...North winds 5 to 10 knots becoming east. Waves 1 to
2 feet.

$$

LOZ063>065-180400-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
330 PM EST Sat Feb 17 2018

.TONIGHT...South winds 10 to 15 knots becoming west 15 to
20 knots. A chance of snow. Waves 1 to 3 feet building to 3 to
5 feet.
.SUNDAY...West winds 15 to 25 knots becoming southwest and
diminishing to 10 to 15 knots. Waves 3 to 6 feet subsiding to
2 to 4 feet.
.SUNDAY NIGHT...South winds 5 to 15 knots increasing to 15 to
20 knots. Waves 1 to 3 feet building to 2 to 4 feet.
.MONDAY...South winds 15 to 20 knots. Rain. Waves 2 to 4 feet
subsiding to 1 to 3 feet.
.MONDAY NIGHT...South winds 15 to 20 knots diminishing to 10 to
15 knots. Rain. Waves 2 feet or less.
.TUESDAY...South winds 10 to 15 knots becoming southwest. Rain.
Waves 2 feet or less.
.WEDNESDAY...West winds 5 to 15 knots becoming northwest. Rain
during the day, then rain and snow showers likely Wednesday
night. Waves 2 feet or less.
.THURSDAY...Northwest winds 5 to 10 knots becoming east. Waves
2 feet or less.

$$

LOZ061-180400-
MAFOR 1722/
ONTARIO WEST 1/2 11400 11510 11520 11620 12630 11610 11510. A
chance of light snow tonight. Waves 1 to 3 feet building to 3 to
5 feet tonight. Waves 3 to 6 feet subsiding to 1 to 3 feet
Sunday.

ONTARIO EAST 1/2 12410 11510 11620 12630 11620 11610. A chance of
light snow tonight. Waves 1 to 3 feet building to 2 to 4 feet
tonight. Waves 3 to 6 feet subsiding to 2 to 4 feet Sunday.

$$



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