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National Weather Service Marine Forecast FZUS61 KBUF

FZUS61 KBUF 172033
GLFLO

GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
330 PM EST Sun Feb 17 2019

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 29.7 inch low will move northeast across the
Tennessee Valley this evening before making its way across the
Mid Atlantic states overnight. The storm system will move off the
East Coast on Monday. An expansive 30.7 inch high centered over
the Canadian prairies Monday evening will build across the Upper
Great Lakes late Monday night before crossing Lake Ontario Tuesday
and Tuesday night. The high will push east across New England
Wednesday and Wednesday night...while a weak storm system will
push across the Lower Great Lakes.

LOZ062-063-180400-
Lake Ontario open waters from the Niagara River to Sodus Bay-
330 PM EST Sun Feb 17 2019

TONIGHT
East winds 15 to 25 knots becoming northeast. A slight
chance of snow early, then a chance of snow early. Snow from late
evening on. Waves 3 to 6 feet building to 4 to 7 feet. Waves
occasionally around 9 feet.

MONDAY
Northeast winds 15 to 25 knots becoming northwest. Snow
in the morning, then scattered snow showers in the afternoon.
Waves 4 to 7 feet subsiding to 3 to 6 feet. Waves occasionally
around 9 feet.

MONDAY NIGHT
Northwest winds 15 to 20 knots diminishing to
10 to 15 knots. A chance of flurries. Waves 1 to 3 feet.

TUESDAY
Northwest winds 10 to 15 knots becoming west. A chance
of flurries in the morning. Waves 1 to 3 feet.

TUESDAY NIGHT
West winds 10 to 15 knots becoming south less
than 10 knots. Waves 1 to 3 feet.

WEDNESDAY
Southeast winds 15 to 25 knots becoming south. Snow
likely during the day, then rain, sleet, snow and freezing rain
likely Wednesday night. Waves 1 to 3 feet building to 3 to
5 feet, then subsiding to 2 to 4 feet.

THURSDAY
Southwest winds 15 to 20 knots becoming northwest
10 to 15 knots. A chance of rain and snow showers during the day.
Waves 1 to 3 feet building to 3 to 5 feet, then subsiding to 2 to
4 feet.

FRIDAY
West winds 5 to 10 knots becoming northeast. Waves 1 to
2 feet.



LOZ064-065-180400-
Lake Ontario open waters from Sodus Bay to the Saint Lawrence
River-
330 PM EST Sun Feb 17 2019

TONIGHT
Northeast winds 10 to 15 knots increasing to 15 to
25 knots. A chance of snow early. Snow from late evening on.
Waves 1 to 3 feet building to 3 to 5 feet.

MONDAY
Northeast winds 15 to 25 knots becoming north. Snow in
the morning, then light snow likely early in the afternoon. A
chance of snow showers late. Waves 3 to 6 feet.

MONDAY NIGHT
Northwest winds 5 to 15 knots becoming north. A
chance of flurries. Waves 1 to 3 feet.

TUESDAY
Northwest winds 5 to 10 knots becoming west. Waves
2 feet or less.

TUESDAY NIGHT
West winds 10 to 15 knots becoming east less
than 10 knots. Waves 1 to 3 feet.

WEDNESDAY
Southeast winds 10 to 15 knots becoming south 15 to
20 knots. A chance of snow during the day, then sleet, snow, rain
and freezing rain likely Wednesday night. Waves 2 feet or less
building to 2 to 4 feet.

THURSDAY
Southwest winds 10 to 15 knots becoming west. A
chance of rain and snow showers during the day. Waves 1 to 3 feet
building to 2 to 4 feet.

FRIDAY
West winds 5 to 10 knots becoming southwest. Waves
2 feet or less.



LOZ061-180400-
MAFOR 1722/
ONTARIO WEST 1/2 11220 11227 14137 11820 11710. A chance of snow
showers Monday afternoon. Waves 3 to 6 feet building to 5 to 7
feet, and occasionally around 9 feet tonight. Waves 4 to 7 feet
subsiding to 2 to 4 feet, and occasionally around 9 feet Monday.

ONTARIO EAST 1/2 11110 11120 14137 11837 11820. A chance of snow
showers Monday afternoon. Waves 1 to 3 feet 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 Monday.