Great Lakes Forecast
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419
FZUS61 KBUF 220229
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
929 PM EST Tue Nov 21 2017

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 29.1 inch low moving east across Quebec will push a
cold front across the lake tonight. High pressure over the Plains
States will then build across the Ohio Valley and Lower Great
Lakes Wednesday and Thursday. A 28.9 inch low is forecast to pass
just north of Lake Superior Friday and into Quebec Saturday which
will push another cold front across the lake.

LOZ062-221015-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
929 PM EST Tue Nov 21 2017

.REST OF TONIGHT...West winds 15 to 20 knots. Rain, then a chance
of rain showers late. Waves 2 to 4 feet.
.WEDNESDAY...Northwest winds 15 to 20 knots. A chance of snow and
rain showers early, then a chance of snow showers late in the
morning. Waves 3 to 6 feet.
.WEDNESDAY NIGHT...Northwest winds 15 to 20 knots becoming west.
Waves 3 to 5 feet subsiding to 2 to 4 feet.
.THURSDAY...West winds 15 to 25 knots. A chance of rain showers
in the afternoon. Waves 2 to 4 feet building to 3 to 6 feet.
.THURSDAY NIGHT...West winds 15 to 25 knots. Waves 4 to 7 feet
subsiding to 3 to 5 feet. Waves occasionally around 9 feet.
.FRIDAY...West winds 10 to 15 knots becoming southwest and
increasing to 30 knots. A chance of rain showers Friday night.
Waves 2 to 4 feet building to 4 to 7 feet. Waves occasionally
around 9 feet.
.SATURDAY...Southwest winds 15 to 25 knots becoming northwest.
Rain showers likely during the day, then snow and rain showers
likely Saturday night. Waves 4 to 7 feet subsiding to 3 to
5 feet. Waves occasionally around 9 feet.
.SUNDAY...Northwest winds 15 to 20 knots becoming west 10 to
15 knots. Snow showers likely with a chance of rain showers
during the day, then a chance of snow showers Sunday night. Waves
2 to 4 feet.

$$

LOZ063>065-221015-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
929 PM EST Tue Nov 21 2017

.REST OF TONIGHT...Southwest winds 15 to 20 knots becoming
northwest. Rain developing after midnight. Waves 3 to 5 feet.
.WEDNESDAY...Northwest winds 15 to 20 knots. A chance of rain and
snow showers in the morning. Waves 3 to 6 feet.
.WEDNESDAY NIGHT...Northwest winds 15 to 20 knots becoming west.
A chance of snow showers overnight. Waves 3 to 6 feet subsiding
to 1 to 3 feet.
.THURSDAY...West winds 10 to 15 knots becoming southwest and
increasing to 15 to 25 knots. A chance of snow showers in the
morning, then rain showers likely in the afternoon. Waves 2 to
4 feet building to 4 to 7 feet. Waves occasionally around 9 feet.
.THURSDAY NIGHT...West winds 15 to 25 knots. A chance of rain
showers. Waves 5 to 8 feet. Waves occasionally around 10 feet.
.FRIDAY...West winds 10 to 15 knots becoming south and increasing
to 30 knots. A chance of rain showers Friday night. Waves 3 to
5 feet building to 5 to 8 feet. Waves occasionally around
10 feet.
.SATURDAY...Southwest winds 15 to 25 knots becoming northwest.
Rain showers likely during the day, then snow and rain showers
likely Saturday night. Waves 5 to 8 feet subsiding to 3 to
6 feet. Waves occasionally around 10 feet.
.SUNDAY...Northwest winds 15 to 20 knots. Snow showers likely
with a chance of rain showers during the day, then a chance of
snow showers Sunday night. Waves 3 to 5 feet subsiding to 2 to
4 feet.

$$

LOZ061-221015-
MAFOR 2204/
ONTARIO WEST 1/2 12726 11620 14720 11720. A chance of snow and
rain showers Wednesday morning. Waves 2 to 4 feet overnight.
Waves 3 to 6 feet Wednesday and Wednesday evening.

ONTARIO EAST 1/2 11526 12726 14720 11720. A chance of showers
late this evening. A chance of rain and snow showers Wednesday
morning. Waves 3 to 6 feet.

$$

HITCHCOCK



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