Great Lakes Forecast
Issued by NWS

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000
FZUS61 KBUF 191430
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
1030 AM EDT Wed Jul 19 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 weak cool front will cross the lake late this
afternoon and evening. A second weak cool front will then cross
the lake Thursday night...with high pressure then settling across
the Lower Lakes on Friday. A frontal boundary will develop across
the region over the weekend.

LOZ062-192115-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
1030 AM EDT Wed Jul 19 2017

.THIS AFTERNOON...Southwest winds 5 to 10 knots becoming west. A
chance of showers and thunderstorms. Waves 1 to 2 feet.
.TONIGHT...Northwest winds 5 to 10 knots becoming west. A chance
of showers and thunderstorms early. Waves 1 to 2 feet.
.THURSDAY...West winds 10 knots or less becoming south. A chance
of showers and thunderstorms in the afternoon. Waves 1 foot or
less.
.THURSDAY NIGHT...East winds 10 knots or less becoming variable.
A chance of showers and thunderstorms in the evening. Waves 2 feet
or less.
.FRIDAY...Northwest winds 10 to 15 knots. Waves 2 feet or less.
.SATURDAY...Northeast winds 10 to 15 knots. A chance of showers
and thunderstorms. Waves 2 feet or less.
.SUNDAY...East winds 10 knots or less. A chance of showers and
thunderstorms. Waves 2 feet or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ063>065-192115-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
1030 AM EDT Wed Jul 19 2017

.THIS AFTERNOON...Southwest winds 10 to 15 knots. A chance of
showers and thunderstorms. Waves 1 to 3 feet.
.TONIGHT...West winds 5 to 10 knots becoming northwest. A chance
of showers and thunderstorms early. Waves 1 to 3 feet.
.THURSDAY...West winds 5 to 10 knots becoming south. Waves 2 feet
or less.
.THURSDAY NIGHT...East winds 10 to 15 knots becoming variable.
Waves 2 feet or less.
.FRIDAY...West winds 15 to 20 knots. Waves 1 to 3 feet.
.SATURDAY...North winds 10 to 15 knots. A chance of showers and
thunderstorms. Waves 2 feet or less.
.SUNDAY...Southeast winds 5 to 15 knots. A chance of showers and
thunderstorms. Waves 2 feet or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ061-192115-
MAFOR 1915/
ONTARIO WEST 1/2 11500 12600 13700 12600. A chance of showers and
thunderstorms this afternoon and evening. Waves 2 feet or less.

ONTARIO EAST 1/2 12510 11610 11600 12700 12600. A chance of
showers and thunderstorms this afternoon and evening. Waves 1 to
3 feet.

$$


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