Great Lakes Forecast
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923
FZUS61 KBUF 251423
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
1023 AM EDT Mon Sep 25 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 Wednesday morning. A cold front will
then cross the Lower Great Lakes late Wednesday. A ridge of high
pressure averaging 30.1 inches is then forecast to build into the
central Great Lakes Thursday and the Ohio Valley Friday. A second
cold front is then forecast to cross the Lower Great Lakes late
Friday.

LOZ062-252100-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
1023 AM EDT Mon Sep 25 2017

.THIS AFTERNOON...Light and variable winds becoming east 5 to
10 knots. Waves 1 foot or less.
.TONIGHT...East winds 10 knots or less becoming southeast. Waves
1 foot or less.
.TUESDAY...Southeast winds less than 10 knots. Waves 1 foot or
less.
.TUESDAY NIGHT...Southeast winds 10 knots or less becoming
southwest. Waves 1 foot or less.
.WEDNESDAY...Southwest winds 5 to 10 knots becoming northwest and
increasing to 15 to 25 knots. Waves 1 to 3 feet building to 3 to
6 feet.
.THURSDAY...North winds 10 to 15 knots becoming northwest. Waves
2 to 4 feet subsiding to 1 to 3 feet.
.FRIDAY...West winds 10 to 15 knots becoming north 15 to
20 knots. A chance of showers. Waves 1 to 2 feet building to 2 to
4 feet.

$$

LOZ063>065-252100-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
1023 AM EDT Mon Sep 25 2017

.THIS AFTERNOON...South winds less than 10 knots becoming variable.
Waves 1 foot or less.
.TONIGHT...East winds less than 10 knots becoming southeast.
Waves 1 foot or less.
.TUESDAY...Southeast winds less than 10 knots becoming northeast.
Waves 1 foot or less.
.TUESDAY NIGHT...Light and variable winds. Waves 1 foot or less.
.WEDNESDAY...Southwest winds 5 to 10 knots becoming northwest and
increasing to 15 to 25 knots. A chance of showers Wednesday
night. Waves 1 to 3 feet building to 4 to 7 feet. Waves
occasionally around 9 feet.
.THURSDAY...North winds 15 to 20 knots diminishing to 5 to
15 knots. Waves 3 to 6 feet subsiding to 1 to 3 feet.
.FRIDAY...Southwest winds 5 to 15 knots becoming northwest. A
chance of showers. Waves 1 to 3 feet building to 2 to 4 feet.

$$

LOZ061-252100-
MAFOR 2515/
ONTARIO WEST 1/2 11300 11100 11200 14300 11400. Waves 1 foot or
less.

ONTARIO EAST 1/2 11400 12900 11200 11300 11400 12300. Waves 1
foot or less.

$$

JJR



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