Great Lakes Forecast
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955
FZUS61 KBUF 230237
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
1037 PM EDT Sun Sep 22 2019

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 broad 29.4 inch low across northern Quebec will push
east into the Canadian Maritimes overnight, with its trailing
cold front slowly crossing the lake on Monday. Following the
frontal passage, a 30.0 inch high will build across the Ohio
Valley Tuesday, then will move to the mid-Atlantic coast on
Wednesday. Another cold front will push across the lake Thursday,
then a 30.0 inch high will build across the Ohio Valley and mid-
Atlantic states Thursday night and Friday.

LOZ062-230900-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
1037 PM EDT Sun Sep 22 2019

.OVERNIGHT...Southwest winds 10 to 15 knots increasing to
15 to 20 knots. A chance of showers late. Waves 2 to 4 feet.
.MONDAY...Southwest winds 15 to 25 knots becoming west. A chance
of showers early, then showers likely. A chance of showers late.
Waves 3 to 5 feet.
.MONDAY NIGHT...West winds 15 to 20 knots. Waves 3 to 6 feet.
.TUESDAY...Northwest winds 15 to 20 knots becoming west 10 to
15 knots. Waves 3 to 6 feet subsiding to 1 to 3 feet.
.TUESDAY NIGHT...West winds 5 to 15 knots becoming southwest.
Waves 1 to 3 feet.
.WEDNESDAY...Southwest winds 5 to 15 knots. Showers likely
Wednesday night. Waves 1 to 2 feet.
.THURSDAY...West winds 5 to 15 knots becoming northwest. Showers
likely during the day. Waves 1 to 3 feet.
.FRIDAY...East winds 10 knots or less becoming south. Waves
1 foot or less.

$$

LOZ063>065-230900-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
1037 PM EDT Sun Sep 22 2019

.OVERNIGHT...Southwest winds 10 to 15 knots increasing to
15 to 20 knots. Waves 2 to 4 feet building to 3 to 5 feet.
.MONDAY...Southwest winds 15 to 25 knots becoming west. Showers
likely from late morning on. Waves 3 to 6 feet.
.MONDAY NIGHT...West winds 15 to 25 knots. A chance of showers.
Waves 5 to 8 feet. Waves occasionally around 10 feet.
.TUESDAY...Northwest winds 15 to 20 knots becoming west. A chance
of showers. Waves 4 to 7 feet subsiding to 2 to 4 feet. Waves
occasionally around 9 feet.
.TUESDAY NIGHT...West winds 5 to 15 knots. Waves 2 to 4 feet
subsiding to 1 to 3 feet.
.WEDNESDAY...Southwest winds 5 to 15 knots. Showers likely
Wednesday night. Waves 1 to 3 feet.
.THURSDAY...Southwest winds 5 to 15 knots becoming west. Showers
likely during the day. Waves 1 to 3 feet building to 2 to 4 feet,
then subsiding to 1 to 3 feet.
.FRIDAY...Southwest winds 5 to 10 knots becoming south. Waves
2 feet or less.

$$

LOZ061-230900-
MAFOR 2303/
ONTARIO WEST 1/2 11510 12520 11530 11536 13620. Waves 2 to 4 feet
overnight. Waves 3 to 6 feet Monday. Waves 4 to 7 feet, and
occasionally around 9 feet Monday evening.

ONTARIO EAST 1/2 11510 11420 12520 11526 11636 12620. Waves 2 to
4 feet building to 3 to 5 feet overnight. Waves 3 to 5 feet
Monday. Waves 5 to 8 feet, and occasionally around 10 feet Monday
evening.

$$

Fries/JJR/RSH/TMA



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