Great Lakes Forecast
Issued by NWS

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512
FZUS61 KBUF 262027
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
427 PM EDT Mon Jun 26 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 29.9 inch low will be found near Lake Huron
tonight while a 30.2 inch high will be parked over the
Mississippi Valley. The surface high will drift across the Ohio
Valley Tuesday and Tuesday night before moving 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 cold front across the lake Thursday night...with the
front oscillating back and forth over the region Friday and
Saturday.

LOZ062-270315-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
427 PM EDT Mon Jun 26 2017

.TONIGHT...Southwest winds 10 to 15 knots. Showers and
thunderstorms likely early. Waves 2 to 3 feet.
.TUESDAY...Southwest winds 10 to 15 knots becoming west 15 to
20 knots. A chance of showers early...then a chance of showers
and thunderstorms from late morning on. Waves 2 to 3 feet.
.TUESDAY NIGHT...West winds 10 to 15 knots. Waves 2 to 3 feet.
.WEDNESDAY...West winds 10 to 15 knots becoming southwest. Waves
1 to 3 feet.
.WEDNESDAY NIGHT...Southwest winds 10 to 15 knots becoming south.
A chance of showers and thunderstorms. Waves 1 to 2 feet.
.THURSDAY...South winds 10 to 15 knots. Showers and thunderstorms.
Waves 1 to 2 feet.
.FRIDAY...Southwest winds 5 to 10 knots. A chance of showers and
thunderstorms. Waves 1 foot or less.
.SATURDAY...South winds 5 to 10 knots. Showers likely with a
chance of thunderstorms. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ063>065-270315-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
427 PM EDT Mon Jun 26 2017

.TONIGHT...South winds 10 to 15 knots becoming southwest. A
chance of showers and thunderstorms this evening...then a chance
of showers after midnight. Waves 1 to 3 feet.
.TUESDAY...Southwest winds 15 to 20 knots becoming west. A chance
of showers and thunderstorms in the morning...then showers and
thunderstorms likely in the afternoon. Waves 2 to 4 feet.
.TUESDAY NIGHT...West winds diminishing to 10 to 15 knots. A
chance of showers and thunderstorms in the evening...then just a
chance of showers overnight. Waves 2 to 4 feet.
.WEDNESDAY...West winds 10 to 15 knots. A chance of showers in
the morning. Waves 2 to 4 feet.
.WEDNESDAY NIGHT...Southwest winds 10 to 15 knots becoming south.
A chance of showers and thunderstorms. Waves 1 to 3 feet.
.THURSDAY...South winds 10 to 15 knots. Showers and thunderstorms.
Waves 1 to 2 feet.
.FRIDAY...Southwest winds 5 to 10 knots. A chance of showers and
thunderstorms. Waves 1 foot or less.
.SATURDAY...South winds 5 to 10 knots. Showers likely with a
chance of thunderstorms. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ061-270315-
MAFOR 2621/
ONTARIO WEST 1/2 11510 11610 11510 11500 12510 12610. A chance of
showers and thunderstorms this evening and Tuesday. Waves 1 to 3
feet tonight. Waves 2 to 4 feet Tuesday.

ONTARIO EAST 1/2 12400 15510. A chance of showers and
thunderstorms this evening...then a chance of showers overnight.
A chance of showers and thunderstorms Tuesday. Waves 1 to 3 feet
tonight. Waves 2 to 4 feet Tuesday.

$$



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