Great Lakes Forecast
Issued by NWS

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000
FZUS61 KBUF 191454
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
1054 AM EDT Thu Oct 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 cold front will cross the lake today.
Otherwise a 30.4 inch high over the Mid Atlantic states will
remain in place through Sunday. A cold front is then forecast to
move into the eastern Great Lakes Monday or Tuesday.

LOZ062-192115-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
1054 AM EDT Thu Oct 19 2017

.THIS AFTERNOON...Southwest winds 15 to 20 knots becoming west.
Waves 3 to 5 feet.
.TONIGHT...West winds 15 to 25 knots. Waves 3 to 5 feet.
.FRIDAY...West winds 15 to 20 knots becoming southwest and
diminishing to 5 to 10 knots. Waves 2 to 4 feet subsiding to 1 to
3 feet.
.FRIDAY NIGHT...Southwest winds 5 to 10 knots. Waves 1 to 2 feet.
.SATURDAY...Southwest winds 10 knots or less becoming south.
Waves 2 feet or less.
.SUNDAY...South winds 5 to 15 knots. Waves 1 to 3 feet.
.MONDAY...Southwest winds 5 to 15 knots becoming south. A chance
of showers during the day, then showers likely Monday night.
Waves 1 to 3 feet.

$$

LOZ063>065-192115-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
1054 AM EDT Thu Oct 19 2017

.THIS AFTERNOON...Southwest winds 15 to 20 knots. Waves 3 to
6 feet.
.TONIGHT...West winds 15 to 25 knots. Waves 3 to 6 feet.
.FRIDAY...Northwest winds 15 to 20 knots becoming west 5 to
15 knots. Waves 3 to 6 feet subsiding to 1 to 3 feet.
.FRIDAY NIGHT...West winds 5 to 10 knots becoming south. Waves
1 to 2 feet.
.SATURDAY...South winds 5 to 15 knots. Waves 1 to 3 feet.
.SUNDAY...South winds 10 to 15 knots increasing to 15 to
20 knots. Waves 1 to 3 feet building to 2 to 4 feet.
.MONDAY...South winds 15 to 20 knots. A chance of showers during
the day, then showers likely Monday night. Waves 2 to 4 feet
subsiding to 1 to 3 feet.

$$

LOZ061-192115-
MAFOR 1915/
ONTARIO WEST 1/2 11520 12620 12630 12620 11610. Waves 3 to 6 feet
this afternoon and tonight. Waves 3 to 5 feet subsiding to 2 to 4
feet Friday morning.

ONTARIO EAST 1/2 12520 11620 13630 11720 11710. Waves 3 to 6
feet.

$$


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