Great Lakes Forecast
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000
FZUS61 KBUF 251439
GLFLO

GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
1030 AM EDT Tue Jul 25 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 29.9 inch low will slowly drift off to the east
today...while a 30.2 inch high over the Upper Great Lakes builds
across the Lower Great Lakes. The high will then drift to the New
England coastline Wednesday...with a cold front expected to cross
the Lower Lakes region on Thursday. Following the passage of the
cold front...another 30.1 inch high will build across the Great
Lakes Friday and Saturday.

LOZ062-252100-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
1030 AM EDT Tue Jul 25 2017

.THIS AFTERNOON...Northeast winds 15 to 20 knots becoming east
5 to 15 knots. Waves 3 to 5 feet subsiding to 2 to 4 feet.
.TONIGHT...Southeast winds 10 knots or less becoming south. Waves
1 to 3 feet.
.WEDNESDAY...South winds 10 knots or less becoming east. Waves
1 foot or less.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots becoming south.
Waves 1 foot or less.
.THURSDAY...South winds 5 to 10 knots becoming northeast and
increasing to 15 to 20 knots. Showers and thunderstorms likely.
Waves 1 foot or less building to 2 to 4 feet.
.FRIDAY...Northeast winds 15 to 20 knots diminishing to 5 to
10 knots. Waves 3 to 5 feet subsiding to 1 to 3 feet.
.SATURDAY...Northeast winds 10 knots or less becoming north.
Waves 2 feet or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ063>065-252100-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
1030 AM EDT Tue Jul 25 2017

.THIS AFTERNOON...North winds 15 to 25 knots becoming northeast
and diminishing to 10 to 15 knots. A chance of drizzle. Waves
3 to 6 feet.
.TONIGHT...Northeast winds 10 knots or less becoming south. Waves
1 to 3 feet subsiding to 1 foot or less.
.WEDNESDAY...South winds 10 knots or less becoming southeast.
Waves 1 foot or less.
.WEDNESDAY NIGHT...Southeast winds 10 knots or less becoming
south 10 to 15 knots. Waves 1 to 3 feet.
.THURSDAY...South winds 10 to 15 knots becoming northeast 15 to
20 knots. Showers and thunderstorms likely. Waves 1 to 3 feet
building to 2 to 4 feet.
.FRIDAY...Northeast winds 15 to 20 knots becoming north 5 to
15 knots. A chance of showers during the day. Waves 3 to 5 feet
subsiding to 1 to 3 feet.
.SATURDAY...Northeast winds 10 knots or less becoming north.
Waves 2 feet or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ061-252100-
MAFOR 2515/
ONTARIO WEST 1/2 11120 11110 11200 12300 13400. Waves 3 to 6 feet
this afternoon. Waves 1 to 3 feet tonight and Wednesday morning.

ONTARIO EAST 1/2 12120 12100 11200 11300 12400. A chance of
drizzle this afternoon. Waves 3 to 6 feet this afternoon. Waves 1
to 3 feet subsiding to 1 foot or less tonight. Waves 1 foot or
less Wednesday morning.

$$



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