Great Lakes Forecast
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000
FZUS61 KBUF 121030
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
630 AM EDT Sat Aug 12 2017

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 broad 29.8 inch low near Georgian Bay this morning
will track north of Lake Ontario today while dragging a weak cold
front across the lake. In its wake, a 30.2 inch high over the
Canadian prairies on Sunday will build across the Great Lakes
region Monday. Another weak front will cross the lake on Tuesday.

LOZ062-121515-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
630 AM EDT Sat Aug 12 2017

.TODAY...West winds 10 to 15 knots. Waves 1 to 3 feet.
.TONIGHT...West winds 15 to 20 knots becoming northwest. A chance
of showers after midnight. Waves 2 to 4 feet.
.SUNDAY...Northwest winds 10 to 15 knots becoming west. Waves
1 to 3 feet.
.SUNDAY NIGHT...West winds 10 knots or less. Waves 2 feet or
less.
.MONDAY...Light and variable winds. Waves 1 foot or less.
.TUESDAY...Northwest winds 5 to 10 knots. Waves 1 foot or less.
.WEDNESDAY...Northwest winds 5 to 10 knots becoming southeast.
Waves 1 foot or less.

$$

LOZ063>065-121515-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
630 AM EDT Sat Aug 12 2017

.TODAY...Southwest winds 10 to 15 knots becoming west. A chance
of showers early. A chance of showers early this afternoon. Waves
1 to 3 feet building to 2 to 4 feet.
.TONIGHT...West winds 15 to 20 knots becoming northwest. A chance
of showers from late evening on. Waves 2 to 4 feet.
.SUNDAY...Northwest winds 10 to 15 knots becoming west. A chance
of showers in the morning. Waves 2 to 4 feet subsiding to 1 to
3 feet.
.SUNDAY NIGHT...West winds 5 to 15 knots. Waves 1 to 3 feet.
.MONDAY...Southwest winds 10 knots or less. Waves 2 feet or less.
.TUESDAY...West winds 5 to 15 knots. Waves 2 feet or less.
.WEDNESDAY...Northwest winds 5 to 10 knots becoming southeast.
Waves 2 feet or less.

$$

LOZ061-121515-
MAFOR 1209/
ONTARIO WEST 1/2 11510 11600 13610 11620 12710. Waves 1 to 3 feet
today. Waves 2 to 4 feet tonight.

ONTARIO EAST 1/2 13510 11610 12620 11610 11710. Scattered showers
early this morning. A chance of showers tonight. Waves 1 to 3
feet building to 2 to 4 feet today. Waves 2 to 4 feet tonight.

$$



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