Great Lakes Forecast
Issued by NWS

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000
FZUS61 KBUF 060238
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
938 PM EST Tue Dec 5 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 28.6 inch low over Central Ontario will meander
across James Bay and into western Quebec through Wednesday while
weakening to 29.1 inches, then will remain in place across far
northern Quebec through Thursday. A strong cold front trailing
this low will cross the lake through early this evening.

LOZ062-061030-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
938 PM EST Tue Dec 5 2017

...GALE WARNING IN EFFECT THROUGH WEDNESDAY AFTERNOON...

.REST OF TONIGHT...West gales to 35 knots. Waves 10 to 14 feet.
Waves occasionally around 18 feet.
.WEDNESDAY...West gales to 35 knots. Waves 9 to 13 feet subsiding
to 7 to 11 feet. Waves occasionally around 16 feet.
.WEDNESDAY NIGHT...West winds to 30 knots. Waves 6 to 10 feet
subsiding to 5 to 8 feet. Waves occasionally around 13 feet.
.THURSDAY...West winds 20 to 25 knots. Waves 4 to 7 feet. Waves
occasionally around 9 feet.
.THURSDAY NIGHT...West winds 15 to 25 knots. Waves 3 to 6 feet.
.FRIDAY...Southwest winds 15 to 25 knots. A chance of snow
showers. Waves 3 to 6 feet.
.SATURDAY...Southwest winds 15 to 20 knots becoming northwest
10 to 15 knots. A chance of snow showers. Waves 3 to 5 feet
subsiding to 2 to 4 feet.
.SUNDAY...West winds 15 to 20 knots becoming southwest. A chance
of snow showers. Waves 2 to 4 feet building to 3 to 5 feet.

$$

LOZ063>065-061030-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
938 PM EST Tue Dec 5 2017

...GALE WARNING IN EFFECT THROUGH WEDNESDAY AFTERNOON...

.REST OF TONIGHT...West gales to 35 knots. A chance of rain
showers late this evening. Waves 10 to 15 feet. Waves
occasionally around 19 feet.
.WEDNESDAY...Southwest gales to 35 knots diminishing to 30 knots.
Scattered snow showers. Waves 10 to 14 feet subsiding to 7 to
11 feet. Waves occasionally around 18 feet.
.WEDNESDAY NIGHT...Southwest winds to 30 knots becoming west.
Snow showers likely. Waves 6 to 10 feet. Waves occasionally
around 13 feet.
.THURSDAY...West winds 15 to 25 knots. Snow showers likely in the
morning, then a chance of snow showers in the afternoon. Waves
5 to 8 feet. Waves occasionally around 10 feet.
.THURSDAY NIGHT...West winds 15 to 25 knots becoming southwest.
Lake effect snow in the evening, then a chance of snow showers
overnight. Waves 4 to 7 feet. Waves occasionally around 9 feet.
.FRIDAY...Southwest winds 15 to 25 knots. Snow showers likely
during the day, then a chance of snow showers Friday night. Waves
3 to 6 feet.
.SATURDAY...Southwest winds 15 to 20 knots becoming west 10 to
15 knots. Snow showers likely. Waves 3 to 6 feet subsiding to
2 to 4 feet.
.SUNDAY...West winds 15 to 20 knots becoming southwest. A chance
of snow showers during the day, then snow showers likely Sunday
night. Waves 2 to 4 feet building to 3 to 5 feet.

$$

LOZ061-061030-
MAFOR 0604/
ONTARIO WEST 1/2...GALE WARNING IN EFFECT...13650 11550 11540
13640. Waves 10 to 14 feet overnight. Waves 10 to 14 feet
subsiding to 7 to 11 feet Wednesday. Waves 7 to 10 feet Wednesday
evening.

ONTARIO EAST 1/2...GALE WARNING IN EFFECT...12650 11550 14540
11540. Scattered snow showers Wednesday morning. A chance of snow
showers Wednesday evening. Waves 10 to 15 feet overnight. Waves
10 to 14 feet subsiding to 7 to 11 feet Wednesday. Waves 7 to 10
feet Wednesday evening.

$$


WOOD



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