Great Lakes Forecast
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000
FZUS61 KBUF 201317
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
917 AM EDT Sun May 20 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 weak 29.7 inch low will track into eastern Quebec this morning
with a cold front trailing this low crossing the lake early today.
A 30.2 inch high will then build into the Great Lakes tonight and
Monday, shifting east of the Lake by Wednesday.

LOZ062-202130-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
917 AM EDT Sun May 20 2018

.THIS AFTERNOON...West winds 10 to 15 knots. Waves 2 to 3 feet
subsiding to 1 to 2 feet.
.TONIGHT...West winds 5 to 10 knots. Waves 2 feet or less.
.MONDAY...West winds 10 knots or less. Waves 1 foot or less.
.MONDAY NIGHT...North winds 10 knots or less becoming east. A
chance of showers overnight. Waves 1 foot or less.
.TUESDAY...East winds 10 knots or less becoming west. A chance of
showers and thunderstorms. Waves 1 foot or less.
.WEDNESDAY...West winds 5 to 10 knots becoming north. Waves 1 to
3 feet.
.THURSDAY...Northeast winds 10 knots or less becoming west. Waves
1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ063>065-202130-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
917 AM EDT Sun May 20 2018

.THIS AFTERNOON...West winds 10 to 15 knots. Waves 2 to 3 feet
subsiding to 1 to 2 feet.
.TONIGHT...West winds 5 to 10 knots. Waves 2 feet or less.
.MONDAY...West winds 5 to 10 knots. Waves 2 feet or less.
.MONDAY NIGHT...Northwest winds 10 knots or less becoming
southeast. A chance of showers overnight. Waves 1 foot or less.
.TUESDAY...Southeast winds 5 to 10 knots becoming west. A chance
of showers and thunderstorms. Waves 2 feet or less.
.WEDNESDAY...West winds 5 to 15 knots becoming north. Waves 1 to
3 feet.
.THURSDAY...North winds 5 to 10 knots becoming southwest. Waves
2 feet or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ061-202130-
MAFOR 2015/
ONTARIO WEST 1/2 11610 15600 11600. Waves 2 to 3 feet subsiding to
1 to 2 feet this afternoon. Waves 2 feet or less tonight and
Monday morning.

ONTARIO EAST 1/2 15600 11600 11500. Waves 2 to 3 feet subsiding to
1 to 2 feet this afternoon. Waves 2 feet or less tonight and
Monday morning.

$$

Hitchcock


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