Great Lakes Forecast
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000
FZUS61 KBUF 171750
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
1250 PM EST Fri Nov 17 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...The axis of a 30.3 inch high will cross the lake
this afternoon. The high will push east across New England
tonight...while a broad 29.4 inch low will become organized over
the central plains. The low will deepen to 29.1 inches on Saturday
while advancing across the Mid West to Lake Erie. The storm will
then track across the lake Saturday night while further deepening
to 28.9 inches. As the deep storm exits across the Saint lawrence
Valley on Sunday...expansive high pressure will build across the
Lower Mississippi Valley. The large high will cross the southern
states on Monday.

LOZ062-172215-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
1250 PM EST Fri Nov 17 2017

...GALE WATCH IN EFFECT FROM SATURDAY EVENING THROUGH SUNDAY
AFTERNOON...

.THIS AFTERNOON...West winds 5 to 15 knots becoming southwest.
Waves 1 to 2 feet.
.TONIGHT...South winds 5 to 15 knots becoming southeast. Rain
late. Waves 1 to 3 feet.
.SATURDAY...Southeast winds 10 to 15 knots becoming south. Rain.
Waves 1 to 3 feet.
.SATURDAY NIGHT...South winds 10 to 15 knots becoming northwest
and increasing to 40 knot gales overnight. Rain. Waves 2 to
4 feet building to 8 to 11 feet. Waves occasionally around
14 feet.
.SUNDAY...Northwest gales to 40 knots diminishing to 30 knots.
Lake effect rain and snow showers during the day, then lake
effect snow Sunday night. Waves 9 to 12 feet subsiding to 4 to
6 feet. Waves occasionally around 15 feet.
.MONDAY...West winds 15 to 25 knots becoming southwest. Lake
effect snow showers likely during the day. Waves 3 to 6 feet.
.TUESDAY...Southwest winds to 30 knots becoming west. A chance of
rain showers Tuesday night. Waves 5 to 9 feet. Waves occasionally
around 11 feet.

$$

LOZ063>065-172215-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
1250 PM EST Fri Nov 17 2017

...GALE WATCH IN EFFECT FROM SATURDAY EVENING THROUGH SUNDAY
AFTERNOON...

.THIS AFTERNOON...Northwest winds 5 to 15 knots becoming west.
Waves 2 to 4 feet subsiding to 1 to 3 feet.
.TONIGHT...Southwest winds 5 to 15 knots becoming southeast 15 to
20 knots. A chance of rain late. Waves 1 to 3 feet building to
2 to 4 feet.
.SATURDAY...South winds 15 to 25 knots. Rain. Waves 3 to 5 feet.
.SATURDAY NIGHT...South winds 15 to 25 knots becoming southwest
and increasing to 35 knot gales overnight. Rain. Waves 3 to
5 feet building to 7 to 10 feet. Waves occasionally around
13 feet.
.SUNDAY...West gales to 40 knots becoming northwest and
diminishing to 30 knots. Lake effect rain and snow showers during
the day, then lake effect snow Sunday night. Waves 10 to 13 feet
subsiding to 6 to 9 feet. Waves occasionally around 16 feet.
.MONDAY...Northwest winds 15 to 25 knots becoming southwest.
Occasional lake effect snow during the day, then a chance of snow
showers Monday night. Waves 3 to 6 feet building to 4 to 7 feet,
then subsiding to 3 to 6 feet. Waves occasionally around 9 feet.
.TUESDAY...Southwest winds 15 to 25 knots becoming west to
30 knots. A chance of rain showers Tuesday night. Waves 4 to
7 feet building to 7 to 11 feet. Waves occasionally around
14 feet.

$$

LOZ061-172215-
MAFOR 1716/
ONTARIO WEST 1/2 11610 11600 12400 12310 11316 11436. A chance of
rain overnight. Waves 1 to 3 feet.

ONTARIO EAST 1/2 11710 11610 11600 11400 11310 11320 11420 11336.
Waves 2 to 4 feet subsiding to 1 to 3 feet this afternoon. Waves
1 to 3 feet building to 2 to 4 feet tonight. Waves 3 to 5 feet
Saturday morning.

$$



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