Great Lakes Forecast
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000
FZUS61 KBUF 200241
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
1041 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 near Cape Cod will strengthen to 29.3 inches as
it moves into the Canadian Maritimes by Friday. A 30.5 inch high
will then build across the Great Lakes over the weekend into early
next week.

LOZ062-200915-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
1041 PM EDT Thu Apr 19 2018

.REST OF TONIGHT...Northwest winds 15 to 20 knots. Snow showers
likely late this evening, then a chance of snow showers after
midnight. A chance of flurries late. Waves 3 to 6 feet.
.FRIDAY...Northwest winds 15 to 20 knots becoming west. A chance
of flurries early. Waves 2 to 4 feet.
.FRIDAY NIGHT...Northwest winds 5 to 15 knots. Waves 1 to 3 feet.
.SATURDAY...Northwest winds 5 to 15 knots becoming west. Waves
2 feet or less.
.SATURDAY NIGHT...Northwest winds 10 knots or less. Waves 2 feet
or less.
.SUNDAY...Northwest 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.
.TUESDAY...South winds 5 to 10 knots becoming southeast. A chance
of showers Tuesday night. Waves 1 foot or less.

$$

LOZ063>065-200915-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
1041 PM EDT Thu Apr 19 2018

.REST OF TONIGHT...Northwest winds 15 to 25 knots. Snow showers
likely, then a chance of flurries late. Waves 4 to 7 feet. Waves
occasionally around 9 feet.
.FRIDAY...Northwest winds 15 to 20 knots becoming west. A chance
of flurries early, then a chance of snow showers late in the
morning. A chance of flurries early in the afternoon. Waves 3 to
6 feet subsiding to 3 to 5 feet.
.FRIDAY NIGHT...West winds 15 to 20 knots becoming north 10 to
15 knots. Waves 3 to 5 feet subsiding to 1 to 3 feet.
.SATURDAY...Northwest winds 5 to 15 knots becoming west. Waves
2 feet or less.
.SATURDAY NIGHT...West winds 5 to 15 knots becoming north. Waves
2 feet or less.
.SUNDAY...Northwest winds less than 10 knots becoming south.
Waves 1 foot or less.
.MONDAY...South winds 5 to 15 knots. Waves 2 feet or less.
.TUESDAY...South winds 5 to 15 knots becoming southeast. A chance
of showers Tuesday night. Waves 2 feet or less.

$$

LOZ061-200915-
MAFOR 2003/
ONTARIO WEST 1/2 14720 11720 12620 11710. Chance of snow showers
overnight. Waves 4 to 7 feet subsiding to 3 to 6 feet, and
occasionally around 9 feet overnight. Waves 3 to 5 feet subsiding
to 2 to 4 feet Friday. Waves 2 to 4 feet subsiding to 1 to 3 feet
Friday evening.

ONTARIO EAST 1/2 11720 11730 13720 12620 11710. Chance of snow
showers overnight and Friday morning. Waves 4 to 7 feet, and
occasionally around 9 feet overnight. Waves 3 to 6 feet subsiding
to 3 to 5 feet Friday. Waves 3 to 5 feet subsiding to 2 to 4 feet
Friday evening.

$$



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