Great Lakes Forecast
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622
FZUS61 KBUF 170538
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
138 AM EDT Sun Sep 17 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 30.1 inch high will remain in place across the Lower
Great Lakes through the rest of the weekend and into next week.
Meanwhile a 29.8 inch low over the Upper Mississippi Valley will
lift northeastward toward Hudson Bay...with its trailing cold
front washing out as it pushes into the Lower Lakes Region on
Monday.

LOZ062-170915-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
138 AM EDT Sun Sep 17 2017

.OVERNIGHT...Southeast winds less than 10 knots. Waves
1 foot or less.
.SUNDAY...Southeast winds 10 knots or less becoming east. Waves
1 foot or less.
.SUNDAY NIGHT...East winds 10 knots or less becoming south. Waves
1 foot or less.
.MONDAY...Southwest winds 10 knots or less becoming east. Waves
1 foot or less.
.MONDAY NIGHT...East winds 10 knots or less. Waves 1 foot or
less.
.TUESDAY...East winds 5 to 10 knots becoming northeast. Waves
1 foot or less.
.WEDNESDAY...Northeast winds 10 knots or less becoming east.
Waves 2 feet or less.
.THURSDAY...East winds 5 to 10 knots. Waves 1 foot or less.

$$

LOZ063>065-170915-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
138 AM EDT Sun Sep 17 2017

.OVERNIGHT...Light and variable winds. Waves 1 foot or
less.
.SUNDAY...Southeast winds 10 knots or less becoming northeast.
Waves 1 foot or less.
.SUNDAY NIGHT...East winds 10 knots or less becoming southeast.
Waves 1 foot or less.
.MONDAY...South winds 10 knots or less becoming southeast. A
chance of thunderstorms in the afternoon. Waves 1 foot or less.
.MONDAY NIGHT...East winds 5 to 10 knots becoming southeast. A
chance of thunderstorms in the evening. Waves 1 foot or less.
.TUESDAY...Southeast winds 5 to 10 knots becoming north. Waves
2 feet or less.
.WEDNESDAY...North winds 5 to 10 knots becoming northeast. Waves
2 feet or less.
.THURSDAY...Northeast winds 5 to 10 knots becoming east. Waves
1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ061-170915-
MAFOR 1703/
ONTARIO WEST 1/2 14300 14200. Waves 1 foot or less.

ONTARIO EAST 1/2 12400 13300 12100 11200. Waves 1 foot or less.

$$



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