Great Lakes Forecast
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000
FZUS61 KBUF 180249
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
930 PM EST Sat Feb 17 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 30.4 inch high over the Ohio Valley late tonight will pass to the
south of the lake on Sunday. The high will move off the coast Sunday
night and Monday...while a warm front will extend from the central
plains to Lower Michigan. The front will extend across southern
Ontario Tuesday and Tuesday night with several waves tracking up
along the boundary. A strong cold front will push across the region
Wednesday.

LOZ062-181000-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
930 PM EST Sat Feb 17 2018

.REST OF TONIGHT...Southwest winds 10 to 15 knots becoming west
15 to 20 knots. Light snow likely late this evening, then a
chance of light snow after midnight. Waves 1 to 3 feet building
to 2 to 4 feet.
.SUNDAY...West winds 15 to 20 knots becoming southwest 10 to
15 knots. Waves 3 to 5 feet subsiding to 1 to 3 feet.
.SUNDAY NIGHT...Southwest winds 5 to 15 knots becoming south.
Waves 2 feet or less.
.MONDAY...South winds 5 to 10 knots. Rain. Waves 1 foot or less.
.MONDAY NIGHT...South winds 5 to 15 knots becoming southwest
15 to 20 knots. Rain. Waves 2 feet or less.
.TUESDAY...Southwest winds 15 to 25 knots. Rain. Waves 1 to
3 feet building to 2 to 4 feet.
.WEDNESDAY...Southwest winds 15 to 20 knots becoming northwest
and diminishing to around 10 knots. Rain during the day, then
rain and snow showers likely Wednesday night. Waves 2 to 4 feet
subsiding to 1 to 3 feet.
.THURSDAY...North winds 5 to 10 knots becoming east. Waves 1 to
2 feet.

$$

LOZ063>065-181000-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
930 PM EST Sat Feb 17 2018

.REST OF TONIGHT...Southwest winds 10 to 15 knots becoming west
15 to 20 knots. Light snow, then a chance of light snow late.
Waves 1 to 3 feet building to 2 to 4 feet.
.SUNDAY...West winds 15 to 25 knots diminishing to 10 to
15 knots. Scattered snow showers early. Waves 3 to 6 feet
subsiding to 2 to 4 feet.
.SUNDAY NIGHT...Southwest winds 5 to 10 knots becoming south and
increasing to 15 to 20 knots. Waves 1 to 3 feet.
.MONDAY...South winds 15 to 20 knots. Rain. Waves 2 to 4 feet
subsiding to 1 to 3 feet.
.MONDAY NIGHT...South winds 15 to 20 knots. Rain. Waves 1 to
3 feet.
.TUESDAY...South winds 10 to 15 knots becoming southwest and
increasing to 15 to 25 knots. Rain during the day, then showers
likely Tuesday night. Waves 1 to 3 feet building to 2 to 4 feet.
.WEDNESDAY...Southwest winds 15 to 20 knots becoming northwest
and diminishing to 5 to 10 knots. Rain showers likely during the
day, then rain and snow showers likely Wednesday night. Waves
1 to 3 feet building to 3 to 5 feet, then subsiding to 1 to
3 feet.
.THURSDAY...Northwest winds 5 to 10 knots becoming east. Waves
2 feet or less.

$$

LOZ061-181000-
MAFOR 1804/
ONTARIO WEST 1/2 11610 11620 11630 12620 12510 11410. Waves 1 to
3 feet building to 2 to 4 feet overnight. Waves 3 to 6 feet
subsiding to 1 to 3 feet Sunday. Waves 1 to 3 feet Sunday
evening.

ONTARIO EAST 1/2 11517 11620 12630 11620 11610 11510 11400. A
chance of light snow overnight. Waves 1 to 3 feet building to 2
to 4 feet overnight. Waves 3 to 6 feet subsiding to 2 to 4 feet
Sunday. Waves 1 to 3 feet Sunday evening.

$$


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