Great Lakes Forecast
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000
FZUS61 KBUF 280030
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
830 PM EDT Tue Jun 27 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 weak 29.8 inch low will push toward Quebec while a
surface high will drift across the Ohio Valley tonight and then
move off the Mid Atlantic Coast on Wednesday. A 29.5 inch low
will slowly cross the Upper Great Lakes Wednesday night and
Thursday. This low will push a a warm front across the lake
Thursday...with the front oscillating back and forth over the
region Friday and Saturday. Then a weak 30.0 inch high is forecast
to develop near Indiana on Sunday.

LOZ062-280300-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
830 PM EDT Tue Jun 27 2017

.TONIGHT...West winds 10 to 15 knots. Waves 1 to 3 feet.
.WEDNESDAY...West winds 5 to 15 knots becoming southwest. Waves
1 to 2 feet.
.WEDNESDAY NIGHT...Southwest winds 5 to 15 knots becoming south.
A chance of showers and thunderstorms overnight. Waves around
1 foot.
.THURSDAY...South winds 10 to 15 knots becoming southwest 15 to
20 knots. Showers and thunderstorms. Waves 1 to 3 feet.
.THURSDAY NIGHT...Southwest winds 15 to 20 knots diminishing to
10 to 15 knots. Showers and thunderstorms likely in the evening...
then a chance of showers and thunderstorms overnight. Waves 1 to
3 feet.
.FRIDAY...Southwest winds 10 to 15 knots becoming south. Showers
and thunderstorms likely. Waves 2 feet or less.
.SATURDAY...South winds 5 to 10 knots becoming southwest. Showers
likely with a chance of thunderstorms. Waves 1 foot or less.
.SUNDAY...Southwest winds 5 to 15 knots becoming west less than
10 knots. A chance of showers and thunderstorms during the day.
Waves 2 feet or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ063>065-280300-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
830 PM EDT Tue Jun 27 2017

.TONIGHT...West winds 15 to 20 knots diminishing to 10 to
15 knots. Showers likely with a chance of thunderstorms early...
then a chance of showers and thunderstorms late this evening. A
chance of showers after midnight. Waves 2 to 4 feet.
.WEDNESDAY...West winds 10 to 15 knots. Waves 2 to 4 feet
subsiding to 1 to 3 feet.
.WEDNESDAY NIGHT...Southwest winds 5 to 15 knots becoming south.
A chance of showers and thunderstorms overnight. Waves 2 feet or
less.
.THURSDAY...South winds 10 to 15 knots becoming southwest.
Showers and thunderstorms. 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
2 feet.
.FRIDAY...Southwest winds 5 to 15 knots becoming south. Showers
and thunderstorms likely. Waves 2 feet or less.
.SATURDAY...South winds 5 to 15 knots becoming southwest. Showers
likely with a chance of thunderstorms. Waves 2 feet or less.
.SUNDAY...Southwest winds 5 to 15 knots. A chance of showers and
thunderstorms during the day. Waves 2 feet or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ061-280300-
MAFOR 2721/
ONTARIO WEST 1/2 11620 13610 11600 11610 11510 11500. Waves 2 to
4 feet subsiding to 1 to 3 feet tonight. Waves 1 to 2 feet
Wednesday.

ONTARIO EAST 1/2 12620 15610. A chance of showers and
thunderstorms this evening. A chance of showers overnight. Waves
2 to 4 feet tonight. Waves 2 to 4 feet subsiding to 1 to 3 feet
Wednesday.

$$



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