Great Lakes Forecast
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429
FZUS61 KBUF 182048
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
348 PM EST Thu Jan 18 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...An expansive 30.8 inch high centered over the Lower
Mississippi Valley will drift across the southeastern states
through Friday, before settling off the southeast coast Saturday
and Sunday. At the same time, a 29.2 inch low will track from
northern Ontario to Labrador from Friday through Saturday night.

LOZ062-190430-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
348 PM EST Thu Jan 18 2018

.TONIGHT...Southwest winds 20 to 25 knots becoming west.
Scattered snow showers. Waves 4 to 7 feet. Waves occasionally
around 9 feet.
.FRIDAY...Southwest winds 15 to 25 knots. Waves 3 to 6 feet.
.FRIDAY NIGHT...Southwest winds to 30 knots. Waves 5 to 8 feet
building to 6 to 9 feet. Waves occasionally around 11 feet.
.SATURDAY...Southwest winds to 30 knots. Waves 5 to 9 feet
subsiding to 4 to 7 feet. Waves occasionally around 11 feet.
.SATURDAY NIGHT...West winds 15 to 25 knots. Waves 3 to 6 feet
subsiding to 2 to 4 feet.
.SUNDAY...West winds 10 to 15 knots becoming east and increasing
to 15 to 25 knots. A chance of rain showers Sunday night. Waves
2 to 4 feet.
.MONDAY...East winds 15 to 25 knots. Rain showers likely. Waves 3
to 6 feet.
.TUESDAY...Southwest winds to 30 knots. Rain and snow showers
likely. Waves building to 5 to 9 feet. Waves occasionally around
11 feet.

$$

LOZ063>065-190430-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
348 PM EST Thu Jan 18 2018

.TONIGHT...West winds 15 to 25 knots. Lake effect snow...mainly
early. Waves 4 to 7 feet. Waves occasionally around 9 feet.
.FRIDAY...West winds 15 to 25 knots becoming southwest. Lake
effect snow showers likely early, then scattered snow showers
from late morning on. Waves subsiding to 3 to 6 feet.
.FRIDAY NIGHT...Southwest winds increasing to 30 knots. Waves
building to 6 to 9 feet. Waves occasionally around 11 feet.
.SATURDAY...Southwest winds to 30 knots. Waves 6 to 9 feet. Waves
occasionally around 11 feet.
.SATURDAY NIGHT...West winds 15 to 25 knots. Waves 3 to 6 feet.
.SUNDAY...West winds 10 to 15 knots becoming east and increasing
to 15 to 25 knots. A chance of rain showers Sunday night. Waves
3 to 5 feet.
.MONDAY...Southeast winds 15 to 25 knots becoming southwest to
30 knots. Rain showers likely. Waves 3 to 6 feet.
.TUESDAY...Southwest winds 15 to 25 knots. Rain and snow showers
likely. Waves building to 6 to 10 feet. Waves occasionally around
13 feet.

$$

LOZ061-190430-
MAFOR 1822/
ONTARIO WEST 1/2 13530 12630 11530 11520 11530. Scattered snow
showers tonight. Waves 4 to 7 feet, and occasionally around 9
feet tonight. Waves 4 to 7 feet subsiding to 3 to 6 feet, and
occasionally around 9 feet Friday.

ONTARIO EAST 1/2 11637 11620 11520 11530 11630 12620 11520.
Scattered lake effect snow showers. Waves 4 to 7 feet subsiding
to 3 to 6 feet, then building to 4 to 7 feet, and occasionally
around 9 feet tonight. Waves 4 to 7 feet subsiding to 3 to 6
feet, and occasionally around 9 feet Friday.

$$



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