Great Lakes Forecast
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000
FZUS61 KBUF 111027
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
627 AM EDT Fri Aug 11 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 29.9 inch low will track across Michigan
today and then to the north of the lake on Saturday, while also
dragging a weak cold front across the lake Saturday. This low will
move into Quebec late Saturday, allowing a 30.2 inch high over
the Canadian prairies on Sunday to then build across the Great
Lakes region Monday. Another weak front will cross the lake on
Tuesday.

LOZ062-111515-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
627 AM EDT Fri Aug 11 2017

.TODAY...South winds 10 knots or less becoming southeast. A
chance of showers and thunderstorms late. Waves 1 foot or less.
.TONIGHT...Southeast winds 10 knots or less becoming southwest. A
chance of showers and thunderstorms in the evening...then a
chance of showers after midnight. Waves 2 feet or less.
.SATURDAY...Southwest winds 10 to 15 knots. A chance of showers.
Waves 1 to 2 feet.
.SATURDAY NIGHT...West winds 10 to 15 knots becoming northwest. A
chance of showers in the evening. Waves 1 to 3 feet.
.SUNDAY...Northwest winds 5 to 15 knots becoming west. Waves 1 to
3 feet subsiding to 1 foot or less.
.MONDAY...Northwest winds 10 knots or less. Waves 1 foot or less.
.TUESDAY...Northwest winds 10 knots or less. Waves 1 foot or
less.

Winds and waves higher in and near thunderstorms.

$$

LOZ063>065-111515-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
627 AM EDT Fri Aug 11 2017

.TODAY...South winds 5 to 15 knots becoming southeast. A chance
of showers and thunderstorms early this afternoon. Showers and
thunderstorms likely late. Waves 1 to 3 feet.
.TONIGHT...Southeast winds 5 to 15 knots becoming south. Showers
and thunderstorms likely early...then a chance of showers and
thunderstorms late in the evening. A chance of showers after
midnight. Waves 1 to 3 feet.
.SATURDAY...Southwest winds 5 to 15 knots becoming west. A chance
of showers in the morning...then a chance of showers and
scattered thunderstorms in the afternoon. Waves 1 to 3 feet.
.SATURDAY NIGHT...West winds 10 to 15 knots. A chance of showers.
Waves 1 to 3 feet building to 2 to 4 feet.
.SUNDAY...Northwest winds 5 to 15 knots becoming west. A chance
of showers during the day. Waves 2 to 4 feet subsiding to 1 to
3 feet.
.MONDAY...West winds 10 knots or less. Waves 2 feet or less.
.TUESDAY...Northwest winds 10 knots or less becoming west. Waves
1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ061-111515-
MAFOR 1109/
ONTARIO WEST 1/2 13400 12300 12400 11500. A chance of showers and
thunderstorms this afternoon. A chance of showers and
thunderstorms in the evening...then a chance of showers
overnight. Waves 2 feet or less.

ONTARIO EAST 1/2 13410 11300 11309 11300 12410. A chance of
showers and thunderstorms this afternoon. A chance of showers and
thunderstorms in the evening...then a chance of showers
overnight. Waves 1 to 3 feet.

$$



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