Great Lakes Forecast
Issued by NWS

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567
FZUS61 KBUF 170550
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
1250 AM EST Sun Dec 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...A 30.4 inch high will build across southern Ontario
overnight before moving off the Eastern Seaboard by Monday. On
Tuesday a 29.1 inch low will move from Hudson Bay northern Quebec
by Wednesday.

LOZ062-171015-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
1250 AM EST Sun Dec 17 2017

.OVERNIGHT...Northeast winds around 10 knots. Waves 1 to
2 feet.
.SUNDAY...Northeast winds 10 to 15 knots becoming east. Waves
2 to 3 feet.
.SUNDAY NIGHT...East winds 15 to 20 knots becoming south and
diminishing to less than 10 knots overnight. A chance of snow
showers in the evening, then a chance of snow and rain showers
overnight. Waves 2 to 3 feet subsiding to 2 feet or less.
.MONDAY...Southwest winds 5 to 10 knots. A chance of rain and
snow showers in the morning, then a chance of rain showers in the
afternoon. Waves 2 feet or less.
.MONDAY NIGHT...Southwest winds 10 to 15 knots increasing to
15 to 25 knots. A chance of rain showers. Waves 1 to 3 feet
building to 3 to 6 feet.
.TUESDAY...Southwest winds to 30 knots becoming west and
diminishing to 15 to 20 knots. A chance of rain showers during
the day, then a chance of rain and snow showers Tuesday night.
Waves 5 to 8 feet. Waves occasionally around 10 feet.
.WEDNESDAY...West winds 15 to 20 knots becoming north 5 to
15 knots. A chance of snow showers during the day. Waves 3 to
6 feet subsiding to 1 to 3 feet.
.THURSDAY...Northeast winds 5 to 15 knots becoming southeast. A
chance of snow showers Thursday night. Waves 1 to 3 feet building
to 2 to 4 feet, then subsiding to 1 to 3 feet.

$$

LOZ063>065-171015-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
1250 AM EST Sun Dec 17 2017

.OVERNIGHT...North winds 5 to 15 knots becoming northeast.
Waves 1 to 3 feet.
.SUNDAY...Northeast winds 5 to 15 knots becoming east. Waves 1 to
3 feet.
.SUNDAY NIGHT...East winds 10 to 15 knots becoming south. A
chance of snow showers. Waves 1 to 3 feet.
.MONDAY...South winds 10 to 15 knots becoming southwest 10 knots
or less. A chance of rain and snow showers in the morning, then a
chance of rain showers in the afternoon. Waves 2 feet or less.
.MONDAY NIGHT...Southwest winds 10 to 15 knots increasing to
15 to 25 knots. Rain showers likely. Waves 1 to 3 feet building
to 3 to 5 feet.
.TUESDAY...Southwest winds to 30 knots becoming west. Rain
showers likely during the day, then lake effect rain and snow
showers likely Tuesday night. Waves 5 to 9 feet. Waves
occasionally around 11 feet.
.WEDNESDAY...West winds 15 to 25 knots becoming north and
diminishing to 10 to 15 knots. Lake effect snow showers likely
during the day, then a chance of snow showers Wednesday night.
Waves 4 to 7 feet subsiding to 2 to 4 feet. Waves occasionally
around 9 feet.
.THURSDAY...Northeast winds 10 to 15 knots becoming southeast. A
chance of snow showers Thursday night. Waves 1 to 3 feet building
to 3 to 5 feet.

$$

LOZ061-171015-
MAFOR 1704/
ONTARIO WEST 1/2 11800 12100 11110 14210. Waves 1 to 3 feet.

ONTARIO EAST 1/2 11810 13100 12200 11210 11310. Waves 1 to 3 feet
overnight. Waves 2 feet or less Sunday and Sunday evening.

$$


WOOD



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