Great Lakes Forecast
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172
FZUS61 KBUF 220542
GLFLO

GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
130 AM EDT Tue May 22 2018

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 30.0 inch low pressure to the west of Lake Erie this early
morning will advance across New York State today. A 30.1 inch high
will then build into the Great Lakes Wednesday and Thursday before
drifting off the southern New England coast Friday.

LOZ062-220900-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
130 AM EDT Tue May 22 2018

.OVERNIGHT...East winds 10 to 15 knots. Showers with a
chance of thunderstorms. Waves 1 to 3 feet.
.TUESDAY...East winds 15 to 20 knots becoming north 5 to
15 knots. Showers likely early, then a chance of showers late in
the morning. Waves 2 to 4 feet.
.TUESDAY NIGHT...Northwest winds 10 knots or less becoming west.
Waves 1 to 2 feet.
.WEDNESDAY...West winds 5 to 15 knots. Waves 1 to 3 feet.
.WEDNESDAY NIGHT...Northwest winds 5 to 15 knots becoming north
less than 10 knots. Waves 1 to 3 feet subsiding to 1 foot or
less.
.THURSDAY...Light and variable winds becoming southwest 5 to
10 knots. Waves 2 feet or less.
.FRIDAY...Southwest winds 10 to 15 knots. Waves 1 to 3 feet.
.SATURDAY...Southwest winds 5 to 10 knots becoming south. A
chance of showers and thunderstorms. Waves 2 feet or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ063>065-220900-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
130 AM EDT Tue May 22 2018

.OVERNIGHT...Southeast winds 5 to 10 knots becoming east.
Showers late. Waves 2 feet or less.
.TUESDAY...East winds 5 to 15 knots becoming north. Showers in
the morning, then showers likely with a chance of thunderstorms
in the afternoon. Waves 1 to 3 feet building to 2 to 4 feet, then
subsiding to 1 to 3 feet.
.TUESDAY NIGHT...Northwest winds 10 knots or less becoming west.
A chance of showers in the evening. Waves 2 feet or less.
.WEDNESDAY...West winds 5 to 15 knots increasing to 15 to
20 knots. Waves 1 to 3 feet building to 2 to 4 feet.
.WEDNESDAY NIGHT...West winds 15 to 20 knots becoming north 5 to
15 knots. Waves 2 to 4 feet subsiding to 1 to 3 feet.
.THURSDAY...North winds 10 knots or less becoming southwest.
Waves 2 feet or less.
.FRIDAY...Southwest winds 10 to 15 knots. Waves 1 to 3 feet.
.SATURDAY...West winds 10 knots or less becoming south. A chance
of showers and thunderstorms. Waves 2 feet or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ061-220900-
MAFOR 2206 AMD/
ONTARIO WEST 1/2 12216 11220 11110 11800 12700. A chance of
thunderstorms overnight. Waves 1 to 3 feet overnight. Waves 2 to
4 feet Tuesday. Waves 1 to 2 feet Tuesday evening.

ONTARIO EAST 1/2 11200 11216 11226 11220 11200 11600 11700. A
chance of thunderstorms Tuesday afternoon. Waves 2 feet or less
overnight. Waves 1 to 3 feet Tuesday. Waves 2 feet or less
Tuesday evening.

$$



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