Great Lakes Forecast
Issued by NWS

Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
975
FZUS61 KBUF 091734
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
1234 PM EST Sat Dec 9 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 ridge of high pressure averaging 30.0 inches
will move across the lake today. A 29.6 inch low will move from
the Upper Great Lakes across the lake tonight. A cold front will
drop across the lake Sunday night. A weak ridge of high pressure
averaging 30.0 inches will move across the lake Monday. Another
29.6 inch low will drop across the lower Great Lakes Tuesday.

LOZ062-092215-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
1234 PM EST Sat Dec 9 2017

.THIS AFTERNOON...South winds 5 to 15 knots becoming southwest.
Waves 2 feet or less.
.TONIGHT...Southwest winds 5 to 15 knots becoming west 15 to
20 knots. Scattered snow showers after midnight. Waves 2 feet or
less building to 2 to 3 feet.
.SUNDAY...Northwest winds 15 to 25 knots becoming west to
30 knots. Lake effect snow showers likely in the morning, then
scattered snow showers in the afternoon. Waves 2 to 4 feet
building to 5 to 9 feet. Waves occasionally around 11 feet.
.SUNDAY NIGHT...West winds to 30 knots becoming northwest and
diminishing to 10 to 15 knots overnight. Scattered snow showers
in the evening, then lake effect snow showers likely overnight.
Waves 6 to 9 feet subsiding to 2 to 4 feet. Waves occasionally
around 11 feet.
.MONDAY...North winds 5 to 10 knots becoming south 10 to
15 knots. A chance of snow during the day, then snow Monday
night. Waves 1 to 3 feet.
.TUESDAY...West winds 15 to 25 knots becoming northwest. Snow
during the day, then snow showers likely Tuesday night. Waves
3 to 5 feet building to 5 to 8 feet. Waves occasionally around
10 feet.
.WEDNESDAY...Northwest winds 15 to 20 knots becoming west 10 to
15 knots. Lake effect snow showers likely. Waves 3 to 5 feet
subsiding to 2 to 4 feet.

$$

LOZ063>065-092215-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
1234 PM EST Sat Dec 9 2017

.THIS AFTERNOON...South winds 5 to 15 knots becoming southeast.
Waves 2 feet or less.
.TONIGHT...South winds 5 to 15 knots becoming west 15 to
20 knots. Snow showers likely after midnight. Lake effect snow
late. Waves 1 to 3 feet.
.SUNDAY...West winds 15 to 25 knots increasing to 30 knots. Lake
effect snow showers likely. Waves 3 to 6 feet building to 6 to
9 feet. Waves occasionally around 11 feet.
.SUNDAY NIGHT...West winds to 30 knots becoming northwest and
diminishing to 10 to 15 knots overnight. Lake effect snow. Waves
5 to 9 feet subsiding to 3 to 6 feet. Waves occasionally around
11 feet.
.MONDAY...North winds 5 to 15 knots becoming southeast. Snow
showers likely during the day, then snow Monday night. Waves 2 to
4 feet.
.TUESDAY...South winds 15 to 25 knots becoming northwest. Snow
during the day, then lake effect snow showers Tuesday night.
Waves 2 to 4 feet building to 5 to 8 feet. Waves occasionally
around 10 feet.
.WEDNESDAY...Northwest winds 15 to 20 knots becoming west. Lake
effect snow showers likely. Waves 4 to 7 feet subsiding to 3 to
6 feet. Waves occasionally around 9 feet.

$$

LOZ061-092215-
MAFOR 0916/
ONTARIO WEST 1/2 11410 11400 11500 12610 11620 11720 11630.
Scattered snow showers overnight and Sunday morning. Waves 2 feet
or less this afternoon. Waves 2 feet or less building to 2 to 3
feet tonight. Waves 3 to 5 feet Sunday morning.

ONTARIO EAST 1/2 11410 12300 11500 11610 12627 11637. Waves 1 to
3 feet this afternoon and tonight. Waves 3 to 6 feet Sunday
morning.

$$

HITCHCOCK



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.