Great Lakes Forecast
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000
FZUS61 KBUF 232020
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
420 PM EDT Fri Jun 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 will move across northern Quebec tonight through
Saturday. This low will then stall over Labrador through Sunday. A
trailing cold front will cross the lake tonight, and a secondary
cold front will cross the lake late Sunday. Meanwhile a 30.2 inch
high will build from the northern Plains Sunday to the upper
Mississippi Valley Monday before reaching the Ohio Valley Tuesday.

LOZ062-240315-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
420 PM EDT Fri Jun 23 2017

.TONIGHT...West winds 10 to 15 knots. Showers likely with
scattered thunderstorms early...then scattered showers late this
evening. Waves 1 to 3 feet.
.SATURDAY...West winds 10 to 15 knots. Waves 1 to 2 feet.
.SATURDAY NIGHT...West winds 5 to 15 knots becoming southwest.
Waves 1 to 2 feet.
.SUNDAY...Southwest winds 10 to 15 knots. A chance of showers and
thunderstorms in the morning...then showers and thunderstorms
likely in the afternoon. Waves 1 to 3 feet.
.SUNDAY NIGHT...Southwest winds 5 to 15 knots becoming west. A
chance of showers and thunderstorms in the evening. Waves 1 to
2 feet.
.MONDAY...West winds 10 knots or less. A chance of showers and
thunderstorms. Waves 1 foot or less.
.TUESDAY...Northwest winds 5 to 10 knots becoming west. A chance
of showers and thunderstorms during the day. Waves 1 to 2 feet.
.WEDNESDAY...Southwest winds 5 to 15 knots. A chance of showers
Wednesday night. Waves 1 to 2 feet.

Winds and waves higher in and near thunderstorms.

$$

LOZ063>065-240315-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
420 PM EDT Fri Jun 23 2017

.TONIGHT...Southwest winds 10 to 15 knots becoming west 15 to
20 knots. Showers and scattered thunderstorms this evening...then
scattered showers after midnight. Waves 1 to 3 feet building to
2 to 4 feet.
.SATURDAY...West winds 15 to 20 knots. Waves 2 to 4 feet.
.SATURDAY NIGHT...West winds 5 to 15 knots becoming southwest.
Waves 1 to 3 feet.
.SUNDAY...Southwest winds 5 to 15 knots increasing to 15 to
20 knots. A chance of showers and thunderstorms in the morning...
then showers and thunderstorms likely in the afternoon. Waves
1 to 3 feet.
.SUNDAY NIGHT...Southwest winds 15 to 20 knots diminishing to
5 to 15 knots. Showers and thunderstorms likely in the evening.
Waves 1 to 3 feet.
.MONDAY...West winds 5 to 10 knots. A chance of showers and
thunderstorms. Waves 2 feet or less.
.TUESDAY...West winds 5 to 10 knots. Showers likely with a chance
of thunderstorms during the day...then a chance of showers
Tuesday night. Waves 2 feet or less.
.WEDNESDAY...West winds 5 to 15 knots becoming southwest. A
chance of showers Wednesday night. Waves 1 to 3 feet.

Winds and waves higher in and near thunderstorms.

$$

LOZ061-240315-
MAFOR 2321/
ONTARIO WEST 1/2 11616 15610 11620. Scattered thunderstorms early
this evening...then scattered showers and thunderstorms this
evening. Waves 1 to 3 feet.

ONTARIO EAST 1/2 11506 11516 14610 11610 11620. Scattered
thunderstorms this evening...then scattered showers overnight.
Waves 1 to 3 feet building to 2 to 4 feet tonight. Waves 2 to 4
feet Saturday.

$$


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