Great Lakes Forecast
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000
FZUS61 KBUF 281019
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
619 AM EDT Wed Jun 28 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...An expansive 30.2 inch high over West Virginia will
drift eastward to the Atlantic coastline by late this afternoon.
A 29.5 inch low will then slowly cross the Upper Great Lakes
Wednesday night and Thursday. This low will push a warm front
across the lake Thursday...with the front oscillating back and
forth over the region Friday and Saturday. A deepening area of low
pressure to 29.4 inches will lift northward across the Central
Great Lakes Saturday and to near James Bay Sunday, while pushing
the oscillating frontal boundary eastward of the lake as a cold
front Saturday night.

LOZ062-281515-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
619 AM EDT Wed Jun 28 2017

.TODAY...Southwest winds 5 to 15 knots. Waves 1 to 2 feet.
.TONIGHT...Southwest winds 5 to 15 knots becoming south. A chance
of showers after midnight. Waves 1 to 2 feet.
.THURSDAY...South winds 10 to 15 knots becoming southwest 15 to
20 knots. Showers likely in the morning...then showers and
thunderstorms likely in the afternoon. Waves 1 to 3 feet.
.THURSDAY NIGHT...Southwest winds 15 to 20 knots diminishing to
10 to 15 knots. Showers and thunderstorms likely. Waves 1 to
3 feet.
.FRIDAY...Southwest winds 5 to 15 knots becoming south. A chance
of showers and thunderstorms. Waves 2 feet or less.
.SATURDAY...South winds 10 to 15 knots becoming southwest.
Showers and thunderstorms likely during the day. Waves 1 to
2 feet.
.SUNDAY...Southwest winds 5 to 15 knots becoming west less than
10 knots. Waves 2 feet or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ063>065-281515-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
619 AM EDT Wed Jun 28 2017

.TODAY...West winds 10 to 15 knots. Waves 1 to 3 feet.
.TONIGHT...Southwest winds 5 to 10 knots. A chance of showers
late. Waves 2 feet or less.
.THURSDAY...Southeast winds 15 to 20 knots becoming south 10 to
15 knots. Showers likely in the morning...then showers and
thunderstorms likely in the afternoon. Waves 1 to 3 feet.
.THURSDAY NIGHT...South winds 10 to 15 knots becoming southwest.
Showers and thunderstorms. Waves 2 feet or less.
.FRIDAY...Southwest winds 5 to 10 knots becoming south. A chance
of showers and thunderstorms during the day...then showers and
thunderstorms likely Friday night. Waves 2 feet or less.
.SATURDAY...South winds 5 to 15 knots becoming southwest. Showers
and thunderstorms. Waves 2 feet or less.
.SUNDAY...Southwest winds 5 to 15 knots. Waves 2 feet or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ061-281515-
MAFOR 2809 AMD/
ONTARIO WEST 1/2 11500 11610 11600 11500 12510 11500 11510. A
chance of showers overnight. Waves 1 to 2 feet.

ONTARIO EAST 1/2 11510 13610 11510 11500 12400. A chance of
showers overnight. Waves 1 to 3 feet today. Waves 2 feet or less
tonight.

$$

JJR/THOMAS/ZAFF


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