Great Lakes Forecast
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000
FZUS61 KBUF 230543
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
143 AM EDT Wed Aug 23 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 29.3 inch low over central Quebec will spin in place
through Wednesday...then will weaken and exit across Labrador on
Thursday. A 30.2 inch high will then build from near Lake Superior
Thursday to the Central Great Lakes Friday and the Lower Lakes on
Saturday.

LOZ062-230900-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
143 AM EDT Wed Aug 23 2017

.OVERNIGHT...West winds 15 to 25 knots. Waves 3 to 6 feet.
.WEDNESDAY...West winds 15 to 20 knots. A chance of waterspouts
and showers late. Waves 3 to 6 feet.
.WEDNESDAY NIGHT...Northwest winds 15 to 20 knots diminishing to
10 to 15 knots. Waves 2 to 4 feet.
.THURSDAY...Northwest winds 5 to 10 knots. A chance of showers in
the morning. A chance of waterspouts. Waves 1 to 3 feet.
.THURSDAY NIGHT...Northwest winds 10 to 15 knots becoming
northeast. Waves 1 to 2 feet.
.FRIDAY...North winds 10 to 15 knots becoming northwest 10 knots
or less. Waves 2 feet or less.
.SATURDAY...Northwest winds 5 to 10 knots becoming north. Waves
1 to 2 feet.
.SUNDAY...Northeast winds 5 to 10 knots becoming east. Waves 1 to
2 feet.

$$

LOZ063>065-230900-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
143 AM EDT Wed Aug 23 2017

.OVERNIGHT...West winds 15 to 25 knots. Waves 3 to 6 feet
building to 4 to 7 feet. Waves occasionally around 9 feet.
.WEDNESDAY...West winds 15 to 25 knots. A chance of waterspouts
and showers late. Waves 4 to 7 feet subsiding to 3 to 6 feet.
Waves occasionally around 9 feet.
.WEDNESDAY NIGHT...West winds 15 to 20 knots becoming northwest
10 to 15 knots. A chance of waterspouts and showers in the
evening. Waves 3 to 5 feet subsiding to 2 to 4 feet.
.THURSDAY...North winds 5 to 10 knots becoming northwest. A
chance of showers in the morning. A chance of waterspouts. Waves
2 to 4 feet subsiding to 1 to 3 feet.
.THURSDAY NIGHT...Northwest winds 5 to 15 knots becoming
northeast. Waves 2 feet or less.
.FRIDAY...North winds 5 to 15 knots becoming northwest. Waves
1 to 3 feet.
.SATURDAY...Northwest winds 10 knots or less. Waves 2 feet or
less.
.SUNDAY...Northeast winds 5 to 10 knots becoming east. Waves
2 feet or less.

$$

LOZ061-230900-
MAFOR 2306 AMD/
ONTARIO WEST 1/2 11630 12620 12630 12720. A chance of waterspouts
and showers Wednesday afternoon. Waves 3 to 6 feet building to 4
to 7 feet...and occasionally around 9 feet overnight. Waves 4 to 7
feet subsiding to 3 to 6 feet...and occasionally around 9 feet
Wednesday. Waves 3 to 5 feet Wednesday evening.

ONTARIO EAST 1/2 12630 11620 12630 11620 11720. A chance of
waterspouts and showers Wednesday afternoon and Wednesday
evening. Waves 3 to 6 feet building to 4 to 7 feet...and
occasionally around 9 feet overnight. Waves 4 to 7 feet subsiding
to 3 to 6 feet...and occasionally around 9 feet Wednesday. Waves 3
to 5 feet Wednesday evening.

$$

JJR



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