Great Lakes Forecast
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000
FZUS61 KBUF 241712
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
112 PM EDT Mon Jul 24 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 29.7 inch low will remain stalled out across Lake
Ontario today...before slowly drifting off to the east tonight and
Tuesday. Meanwhile...a 30.2 inch high will ridge from Hudson Bay
to the Upper Great Lakes today...before extending across the
Lower Great Lakes Tuesday. This high will then drift to the New
England coastline Wednesday...with a cold front expected to cross
the Lower Lakes region on Thursday.

LOZ062-242115-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
112 PM EDT Mon Jul 24 2017

.THIS AFTERNOON...Northwest winds 10 knots or less. A chance of
showers. Waves 1 foot or less.
.TONIGHT...Northwest winds 10 to 15 knots becoming north 15 to
20 knots. A chance of showers. Waves 1 to 3 feet building to 2 to
4 feet.
.TUESDAY...North winds 15 to 20 knots becoming northeast 10 to
15 knots. Waves 3 to 5 feet subsiding to 2 to 4 feet.
.TUESDAY NIGHT...East winds 10 knots or less becoming south.
Waves 1 to 3 feet subsiding to 1 foot or less.
.WEDNESDAY...South winds 5 to 15 knots. A chance of showers
Wednesday night. Waves 2 feet or less.
.THURSDAY...Southwest winds 5 to 15 knots becoming north. Showers
and thunderstorms likely during the day...then a chance of
showers Thursday night. Waves 2 feet or less.
.FRIDAY...Northeast winds 5 to 15 knots diminishing to 10 knots
or less. Waves 1 to 3 feet.

Winds and waves higher in and near thunderstorms.

$$

LOZ063>065-242115-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
112 PM EDT Mon Jul 24 2017

.THIS AFTERNOON...Southwest winds 10 to 15 knots becoming west. A
chance of showers. Waves 2 feet or less.
.TONIGHT...Southwest winds 10 to 15 knots becoming northeast
15 to 20 knots. Showers likely with a chance of thunderstorms
early...then a chance of showers from late evening on. Waves 1 to
3 feet building to 2 to 4 feet.
.TUESDAY...Northeast winds 15 to 20 knots diminishing to 10 to
15 knots. A chance of showers in the morning. Waves 3 to 6 feet.
.TUESDAY NIGHT...Northeast winds 5 to 10 knots becoming south.
Waves 1 to 3 feet.
.WEDNESDAY...South winds 5 to 15 knots increasing to 15 to
20 knots. A chance of showers Wednesday night. Waves 1 foot or
less building to 2 to 4 feet.
.THURSDAY...Southwest winds 5 to 15 knots becoming north. Showers
and thunderstorms likely. Waves 2 to 4 feet subsiding to 2 feet
or less.
.FRIDAY...Northeast winds 5 to 15 knots. Waves 1 to 3 feet.

Winds and waves higher in and near thunderstorms.

$$

LOZ061-242115-
MAFOR 2415/
ONTARIO WEST 1/2 11800 11700 12710 11810 13820. A chance of
showers this afternoon and evening. Waves 1 foot or less this
afternoon. Waves 1 to 3 feet building to 2 to 4 feet tonight.
Waves 3 to 6 feet Tuesday morning.

ONTARIO EAST 1/2 12510 11210 11410 11310 11110 12120. A chance of
thunderstorms late this morning...then a chance of showers this
afternoon. A chance of showers and thunderstorms in the evening...
then a chance of showers overnight. A chance of showers Tuesday
morning. Waves 1 to 3 feet this afternoon and tonight. Waves 3 to
6 feet Tuesday morning.

$$



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