Great Lakes Forecast
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636
FZUS61 KBUF 201043
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
643 AM EDT Fri Oct 20 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 30.4 inch high over the Mid Atlantic states will
remain in place through Sunday. A cold front is then forecast to
move into the eastern Great Lakes late Monday.

LOZ062-201515-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
643 AM EDT Fri Oct 20 2017

.TODAY...West winds 5 to 15 knots becoming southwest. Waves 1 to
3 feet.
.TONIGHT...Southwest winds 5 to 15 knots. Waves 1 to 2 feet.
.SATURDAY...Southwest winds 5 to 10 knots becoming south. Waves
2 feet or less.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots becoming south.
Waves 1 foot or less.
.SUNDAY...South winds 5 to 15 knots. Waves 1 to 3 feet.
.MONDAY...Southwest winds 5 to 15 knots becoming south. A chance
of showers during the day, then rain Monday night. Waves 1 to
3 feet.
.TUESDAY...South winds 10 to 15 knots becoming west 15 to
20 knots. Rain likely during the day, then a chance of showers
Tuesday night. Waves 1 to 3 feet building to 3 to 5 feet.

$$

LOZ063>065-201515-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
643 AM EDT Fri Oct 20 2017

.TODAY...Northwest winds 15 to 20 knots becoming west 5 to
15 knots. Waves 2 to 4 feet subsiding to 1 to 3 feet.
.TONIGHT...Southwest winds 5 to 15 knots. Waves 2 feet or less.
.SATURDAY...Southwest winds 5 to 10 knots becoming south. Waves
2 feet or less.
.SATURDAY NIGHT...South winds 10 to 15 knots. Waves 1 foot or
less building to 1 to 3 feet.
.SUNDAY...South winds 5 to 15 knots increasing to 15 to 20 knots.
Waves 1 to 3 feet building to 2 to 4 feet.
.MONDAY...South winds 15 to 20 knots. A chance of showers during
the day, then rain Monday night. Waves 2 to 4 feet subsiding to
1 to 3 feet.
.TUESDAY...South winds 15 to 20 knots becoming southwest. Rain
during the day, then a chance of showers Tuesday night. Waves
2 to 4 feet building to 3 to 5 feet.

$$

LOZ061-201515-
MAFOR 2009/
ONTARIO WEST 1/2 12610 11600 12500 12510 11500. Waves 2 to 4 feet
subsiding to 1 to 3 feet today. Waves 1 to 2 feet tonight.

ONTARIO EAST 1/2 11720 11710 11700 11600 14500. Waves 3 to 5 feet
subsiding to 1 to 3 feet today. Waves 2 feet or less tonight.

$$



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