Great Lakes Forecast
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FZUS61 KBUF 201739
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
139 PM EDT Sun May 20 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 30.2 inch high will build from the Upper Great Lakes tonight to
the Lower Great Lakes Monday before drifting off the southern New
England coast Monday night. A weak 29.9 inch low will then move
across Lake Erie late Monday night and New York Tuesday. A 30.1
inch high will then build into the Great Lakes Wednesday and
Thursday before drifting off the southern New England coast
Friday.

LOZ062-202115-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
139 PM EDT Sun May 20 2018

.THIS AFTERNOON...West winds 10 to 15 knots. Waves 1 to 2 feet.
.TONIGHT...West winds 5 to 15 knots. Waves 2 feet or less.
.MONDAY...West winds 10 knots or less becoming northwest. Waves
1 foot or less.
.MONDAY NIGHT...Northeast winds 10 knots or less becoming east
and increasing to 15 to 20 knots overnight. A chance of showers
in the evening, then showers with a chance of thunderstorms
overnight. Waves 1 foot or less.
.TUESDAY...East winds 15 to 20 knots becoming west and
diminishing to 5 to 10 knots. Showers with a chance of
thunderstorms during the day. Waves 1 foot or less.
.WEDNESDAY...West winds 10 to 15 knots becoming northeast. Waves
1 to 3 feet.
.THURSDAY...Northeast winds 10 knots or less becoming southwest.
Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ063>065-202115-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
139 PM EDT Sun May 20 2018

.THIS AFTERNOON...West winds 10 to 15 knots. Waves 1 to 2 feet.
.TONIGHT...West winds 5 to 15 knots. Waves 2 feet or less.
.MONDAY...West winds 5 to 10 knots becoming northwest. Waves
2 feet or less.
.MONDAY NIGHT...Northeast winds 10 knots or less becoming
southeast 10 to 15 knots. Showers overnight. Waves 1 foot or
less.
.TUESDAY...East winds 15 to 25 knots becoming west and
diminishing to 10 to 15 knots. Showers with thunderstorms likely
during the day, then a chance of showers Tuesday night. Waves
2 feet or less.
.WEDNESDAY...West winds 10 to 15 knots becoming north. Waves 1 to
3 feet.
.THURSDAY...North winds 5 to 10 knots becoming southwest. Waves
2 feet or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ061-202115-
MAFOR 2015/
ONTARIO WEST 1/2 14610 14600. Waves 1 to 2 feet this afternoon.
Waves 2 feet or less tonight and Monday morning.

ONTARIO EAST 1/2 14610 11610 12600 11500. Waves 1 to 2 feet this
afternoon. Waves 2 feet or less tonight and Monday morning.

$$

Church/Hitchcock



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