Great Lakes Forecast
Issued by NWS

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000
FZUS61 KBUF 191740
GLFLO

GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
130 PM EDT Thu Apr 19 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 29.5 inch low will track from Pennsylvania to near Cape Cod
today. This low will then strengthen to 29.3 inches as it moves
into the Canadian Maritimes on Friday. A 30.5 inch high will then
build across the Great Lakes over the weekend.

LOZ062-192100-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
130 PM EDT Thu Apr 19 2018

.THIS AFTERNOON...Northwest winds 20 to 25 knots. Waves 3 to
6 feet.
.TONIGHT...Northwest winds 15 to 25 knots. Waves 5 to 8 feet.
Waves occasionally around 10 feet.
.FRIDAY...Northwest winds 15 to 20 knots becoming west. Waves
3 to 6 feet subsiding to 2 to 4 feet.
.FRIDAY NIGHT...Northwest winds 5 to 15 knots. Waves 1 to 3 feet.
.SATURDAY...Northwest winds 5 to 10 knots becoming north. Waves
2 feet or less.
.SUNDAY...North winds less than 10 knots becoming southeast.
Waves 1 foot or less.
.MONDAY...Southeast winds 5 to 10 knots becoming south. Waves
1 foot or less.

$$

LOZ063>065-192100-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
130 PM EDT Thu Apr 19 2018

.THIS AFTERNOON...Northwest winds 15 to 25 knots. A chance of snow
showers early, then snow and rain showers likely
late. Waves 3 to 6 feet.
.TONIGHT...Northwest winds 15 to 25 knots. A chance of snow and
rain showers early, then a chance of snow showers late in the
evening. Waves 5 to 8 feet. Waves occasionally around 10 feet.
.FRIDAY...Northwest winds 15 to 20 knots becoming west. A chance
of snow showers. Waves 3 to 6 feet subsiding to 2 to 4 feet.
.FRIDAY NIGHT...West winds 15 to 20 knots becoming northwest 5 to
15 knots. Waves 2 to 4 feet subsiding to 1 to 3 feet.
.SATURDAY...Northwest winds 5 to 15 knots becoming north. Waves
1 to 3 feet.
.SUNDAY...North winds 10 knots or less becoming south. Waves
1 foot or less.
.MONDAY...South winds 5 to 15 knots. Waves 1 foot or less.

$$

LOZ061-192100-
MAFOR 1918 AMD/
ONTARIO WEST 1/2 14730 13720. Waves 3 to 6 feet this afternoon.
Waves 5 to 8 feet, and occasionally around 10 feet tonight. Waves
3 to 6 feet Friday morning.

ONTARIO EAST 1/2 14730 11730 12720. Chance of snow and rain
showers this afternoon and evening. Chance of snow showers Friday
morning. Waves 3 to 6 feet this afternoon. Waves 5 to 8 feet, and
occasionally around 10 feet tonight. Waves 3 to 6 feet Friday
morning.

$$


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