Great Lakes Forecast
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460
FZUS61 KBUF 231434
GLFLO

GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
1030 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 29.2 inch low over central Quebec will spin in place
today...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...before drifting to the Saint Lawrence Valley on Sunday.

LOZ062-232100-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
1030 AM EDT Wed Aug 23 2017

.THIS AFTERNOON...West winds 15 to 20 knots. A chance of
waterspouts late. A chance of showers late. Waves 3 to 5 feet.
.TONIGHT...Northwest winds 15 to 20 knots diminishing to 10 to
15 knots. Waves 2 to 4 feet subsiding to 1 to 3 feet.
.THURSDAY...North winds 5 to 10 knots becoming northwest. A
chance of waterspouts in the morning. A chance of showers in the
morning. Waves 1 to 3 feet.
.THURSDAY NIGHT...Northwest winds 10 to 15 knots becoming north.
A chance of waterspouts overnight. A chance of showers overnight.
Waves 1 to 3 feet.
.FRIDAY...North winds 5 to 15 knots. Waves 1 to 3 feet.
.SATURDAY...North winds 10 knots or less becoming east. Waves
2 feet or less.
.SUNDAY...East winds 5 to 10 knots. Waves 2 feet or less.

$$

LOZ063>065-232100-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
1030 AM EDT Wed Aug 23 2017

.THIS AFTERNOON...West winds 15 to 25 knots. A chance of
waterspouts late. A chance of showers late. Waves 3 to 6 feet.
.TONIGHT...West winds 15 to 20 knots becoming northwest 10 to
15 knots. A chance of waterspouts early. A chance of showers
early. Waves 3 to 6 feet subsiding to 2 to 4 feet.
.THURSDAY...North winds 5 to 15 knots becoming west. A chance of
waterspouts. A chance of showers. Waves 1 to 3 feet.
.THURSDAY NIGHT...West winds 5 to 10 knots becoming northeast. A
chance of waterspouts overnight. A chance of showers overnight.
Waves 1 to 3 feet.
.FRIDAY...North winds 5 to 15 knots becoming west. A chance of
waterspouts during the day. A chance of showers during the day.
Waves 1 to 3 feet.
.SATURDAY...Northeast winds 10 knots or less becoming east. Waves
1 foot or less.
.SUNDAY...East winds 5 to 10 knots. Waves 2 feet or less.

$$

LOZ061-232100-
MAFOR 2315/
ONTARIO WEST 1/2 11620 11630 13720 11710 12700. A chance of
waterspouts this afternoon. A chance of showers this afternoon.
Waves 3 to 6 feet this afternoon. Waves 3 to 5 feet subsiding to
2 to 4 feet tonight. Waves 1 to 3 feet Thursday morning.

ONTARIO EAST 1/2 12630 11620 12720 11710 12800. A chance of
waterspouts this afternoon and evening. A chance of showers this
afternoon and evening. Waves 3 to 6 feet this afternoon. Waves 3
to 6 feet subsiding to 2 to 4 feet tonight. Waves 1 to 3 feet
Thursday morning.

$$



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