Great Lakes Forecast
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270
FZUS61 KBUF 261438
GLFLO

GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
1030 AM EDT Wed Jul 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 30.3 inch high will drift across New England
today. A cold front will push across the lake on Thursday. An
expansive 30.1 inch high will then move from Manitoba to the Upper
Great Lakes Thursday night and Friday. The large surface high is
forecast to remain centered over the Upper Great Lakes through
Saturday.

LOZ062-262100-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
1030 AM EDT Wed Jul 26 2017

.THIS AFTERNOON...Southeast winds 10 knots or less. Waves 1 foot
or less.
.TONIGHT...East winds 10 knots or less becoming southwest 10 to
15 knots. A chance of showers after midnight. Waves 1 foot or
less.
.THURSDAY...West winds 15 to 20 knots diminishing to 5 to
15 knots. A chance of showers in the morning...then a chance of
showers and thunderstorms in the afternoon. Waves 2 feet or less.
.THURSDAY NIGHT...Northwest winds 5 to 15 knots becoming
northeast 15 to 20 knots. Waves 1 foot or less building to 1 to
3 feet.
.FRIDAY...Northeast winds 15 to 25 knots. Waves 2 to 4 feet
building to 4 to 7 feet. Waves occasionally around 9 feet.
.SATURDAY...Northeast winds 15 to 20 knots becoming north and
diminishing to 10 knots or less. Waves 3 to 6 feet subsiding to
1 foot or less.
.SUNDAY...Northwest winds less than 10 knots becoming west. Waves
1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ063>065-262100-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
1030 AM EDT Wed Jul 26 2017

.THIS AFTERNOON...South winds 5 to 10 knots. Waves 2 feet or less.
.TONIGHT...Northwest winds 10 knots or less becoming south 10 to
15 knots. A chance of showers late. Waves 1 foot or less.
.THURSDAY...Southwest winds 15 to 20 knots becoming west 10 to
15 knots. A chance of showers in the morning...then a chance of
showers and thunderstorms in the afternoon. Waves 1 to 2 feet.
.THURSDAY NIGHT...West winds 5 to 10 knots becoming northeast and
increasing to 15 to 20 knots. A chance of showers and
thunderstorms in the evening. Waves 2 feet or less building to
2 to 4 feet.
.FRIDAY...Northeast winds 15 to 25 knots. Waves 2 to 4 feet
building to 4 to 7 feet. Waves occasionally around 9 feet.
.SATURDAY...Northeast winds 15 to 20 knots becoming north and
diminishing to 10 knots or less. Waves 3 to 6 feet subsiding to
1 foot or less.
.SUNDAY...Northwest winds 10 knots or less becoming southwest.
Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ061-262100-
MAFOR 2615/
ONTARIO WEST 1/2 11400 11300 11200 11300 11400 11510 12610. A
chance of showers overnight and Thursday morning. Waves 2 feet or
less.

ONTARIO EAST 1/2 13400 12300 11400 12520. A chance of showers
overnight and Thursday morning. Waves 2 feet or less.

$$



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