Great Lakes Forecast
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000
FZUS61 KBUF 220538
GLFLO

GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
1230 AM EST Wed Nov 22 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 this early morning. High pressure over
the Plains States will then build across the Ohio Valley and Lower
Great Lakes today 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.

LOZ062-221000-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
1230 AM EST Wed Nov 22 2017

.OVERNIGHT...Northwest winds 15 to 20 knots. Rain likely
after midnight, 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>065-221000-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
1230 AM EST Wed Nov 22 2017

.OVERNIGHT...West winds 15 to 20 knots becoming northwest.
Rain. 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 15 to 25 knots becoming southwest. 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.

$$

LOZ061-221000-
MAFOR 2207 AMD/
ONTARIO WEST 1/2 11726 14720 11720 11710. A chance of showers
overnight. 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 12726 14720 11720. A chance of rain and snow
showers Wednesday morning. Waves 3 to 6 feet.

$$



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