Great Lakes Forecast
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000
FZUS61 KBUF 151022
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
622 AM EDT Tue Aug 15 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 weak cold front will cross the lake tonight,
followed by a 30.0 inch high which will build across the Lower Great
Lakes through tomorrow night. A 29.6 inch low is then forecast to
move near Wisconsin late Wednesday night, with a warm front moving
toward Lake Ontario on Thursday.

LOZ062-151530-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
622 AM EDT Tue Aug 15 2017

.TODAY...West winds 10 knots or less. Showers likely early. Waves
1 foot or less.
.TONIGHT...West winds 10 knots or less becoming north. Waves
2 feet or less.
.WEDNESDAY...North winds 5 to 15 knots becoming east. Waves
2 feet or less.
.WEDNESDAY NIGHT...East winds 10 knots or less becoming
southeast. Waves 1 foot or less.
.THURSDAY...Southeast winds 15 to 25 knots becoming south. A
chance of showers and thunderstorms during the day...then showers
likely with a chance of thunderstorms Thursday night. Waves 1 to
3 feet building to 2 to 4 feet.
.FRIDAY...South winds 5 to 15 knots becoming west. Showers likely
with a chance of thunderstorms during the day. Waves 1 to 3 feet.
.SATURDAY...West winds 10 to 15 knots. A chance of showers during
the day. Waves 1 to 3 feet.

Winds and waves higher in and near thunderstorms.

$$

LOZ063>065-151530-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
622 AM EDT Tue Aug 15 2017

.TODAY...Southwest winds 5 to 10 knots becoming west. Waves
2 feet or less.
.TONIGHT...West winds 5 to 10 knots becoming north. Waves 2 feet
or less.
.WEDNESDAY...North winds 5 to 15 knots becoming northeast less
than 10 knots. Waves 2 feet or less.
.WEDNESDAY NIGHT...Northeast winds 10 knots or less becoming
southeast. Waves 1 foot or less.
.THURSDAY...Southeast winds 10 to 15 knots increasing to 15 to
25 knots. A chance of showers during the day...then showers
likely with a chance of thunderstorms Thursday night. Waves 1 to
3 feet building to 2 to 4 feet.
.FRIDAY...South winds 15 to 20 knots becoming west 5 to 15 knots.
Showers likely with a chance of thunderstorms during the day...
then a chance of showers Friday night. Waves 2 to 4 feet
subsiding to 1 to 3 feet.
.SATURDAY...West winds 10 to 15 knots. A chance of showers. Waves
1 to 3 feet.

Winds and waves higher in and near thunderstorms.

$$

LOZ061-151530-
MAFOR 1509/
ONTARIO WEST 1/2 11606 14600 12700 11800. A chance of showers
this morning. Waves 2 feet or less.

ONTARIO EAST 1/2 11510 11500 14600 11600 11700. Waves 2 feet or
less.

$$



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