Great Lakes Forecast
Issued by NWS

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772
FZUS61 KBUF 212036
GLFLO

GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
430 PM EDT Sat Apr 21 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 30.5 inch high will remain across the Great Lakes over the
weekend, and then it will slide off the New England coast early
next week. A broad area of low pressure averaging 29.7 inches
will develop across the mid- Atlantic states on Wednesday.

LOZ062-220300-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
430 PM EDT Sat Apr 21 2018

.TONIGHT...West winds 10 to 15 knots becoming light and variable.
Waves 1 foot or less.
.SUNDAY...Light and variable winds. Waves 1 foot or less.
.SUNDAY NIGHT...East winds less than 10 knots. Waves 1 foot or
less.
.MONDAY...East winds 5 to 10 knots. Waves 2 feet or less.
.MONDAY NIGHT...East winds 5 to 10 knots becoming southeast.
Waves 1 to 2 feet.
.TUESDAY...Southeast winds 5 to 15 knots. Showers likely Tuesday
night. Waves 1 to 3 feet.
.WEDNESDAY...East winds 5 to 10 knots becoming northeast. Showers
likely. Waves 1 to 2 feet.
.THURSDAY...Northeast winds 5 to 10 knots becoming southwest. A
chance of showers. Waves 2 feet or less.

$$

LOZ063>065-220300-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
430 PM EDT Sat Apr 21 2018

.TONIGHT...West winds 15 to 20 knots becoming northwest and
diminishing to 10 knots or less this evening. Waves 2 feet or
less.
.SUNDAY...North winds less than 10 knots. Waves 1 foot or less.
.SUNDAY NIGHT...Southeast winds less than 10 knots. Waves 1 foot
or less.
.MONDAY...Southeast winds 10 knots or less becoming east. Waves
1 foot or less.
.MONDAY NIGHT...East winds 5 to 10 knots becoming south. Waves
2 feet or less.
.TUESDAY...South winds 5 to 15 knots. Showers likely Tuesday
night. Waves 1 to 3 feet.
.WEDNESDAY...Southeast winds 5 to 10 knots becoming northeast.
Occasional showers. Waves 2 feet or less.
.THURSDAY...North winds 5 to 10 knots becoming southwest. A
chance of showers. Waves 1 foot or less.

$$

LOZ061-220300-
MAFOR 2121/
ONTARIO WEST 1/2 12600 12700 11600 11700 12100. Waves 1 foot or
less.

ONTARIO EAST 1/2 11610 11600 12700 12800 11700 11800. Waves 2
feet or less.

$$



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