Great Lakes Forecast
Issued by NWS

Current Version | Previous Version | Graphics & Text | Print | Product List | Glossary Off
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

000
FZUS61 KBUF 181435
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
935 AM EST Sun Feb 18 2018

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 pass to the south of the lake this afternoon.
The high will move off the coast tonight and Monday...while a
warm front will extend from the central plains to Lower Michigan.
The front will extend across southern Ontario Tuesday and Tuesday
night with several waves tracking up along the boundary. A strong
cold front will push across the region Wednesday.

LOZ062-182215-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
935 AM EST Sun Feb 18 2018

.THIS AFTERNOON...West winds 15 to 20 knots becoming southwest
10 to 15 knots. Waves 3 to 5 feet subsiding to 1 to 3 feet.
.TONIGHT...Southwest winds 10 to 15 knots becoming southeast.
Waves 2 feet or less.
.MONDAY...South winds 5 to 15 knots. A chance of rain showers in
the morning, then rain showers in the afternoon. Waves 2 feet or
less.
.MONDAY NIGHT...South winds 5 to 15 knots becoming southwest.
Showers. Waves 2 feet or less.
.TUESDAY...Southwest winds 10 to 15 knots increasing to 15 to
20 knots. Occasional showers. Waves 2 feet or less.
.WEDNESDAY...Southwest winds 15 to 20 knots becoming northwest
10 to 15 knots. Rain showers likely during the day, then a chance
of rain and snow showers Wednesday night. Waves 1 to 3 feet.
.THURSDAY...North winds 5 to 10 knots becoming northeast. Waves
1 to 2 feet.

$$

LOZ063>065-182215-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
935 AM EST Sun Feb 18 2018

.THIS AFTERNOON...West winds 15 to 20 knots diminishing to 10 to
15 knots. A chance of snow showers. Waves 3 to 6 feet subsiding
to 2 to 4 feet.
.TONIGHT...Southwest winds 5 to 15 knots becoming south 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 rain showers in
the morning, then rain showers in the afternoon. Waves 2 to
4 feet.
.MONDAY NIGHT...South winds 15 to 20 knots diminishing to 10 to
15 knots. Rain showers. Waves 1 to 3 feet.
.TUESDAY...South winds 10 to 15 knots increasing to 15 to
20 knots. Showers during the day, then a chance of showers
Tuesday night. Waves 2 feet or less.
.WEDNESDAY...Southwest winds 15 to 20 knots becoming northwest
10 to 15 knots. Rain showers likely during the day, then rain
showers likely with a chance of snow showers Wednesday night.
Waves 1 to 3 feet.
.THURSDAY...North winds 5 to 10 knots becoming northeast. Waves
1 to 3 feet subsiding to 1 foot or less.

$$

LOZ061-182215-
MAFOR 1816/
ONTARIO WEST 1/2 11610 11510 11500 11400 12310 12410. A chance of
rain showers Monday morning. Waves 2 to 4 feet subsiding to 1 to
3 feet this afternoon. Waves 1 to 3 feet tonight and Monday
morning.

ONTARIO EAST 1/2 11620 11610 11500 11400 11320 13420. A chance of
snow showers late this morning. Waves 3 to 5 feet subsiding to 2
to 4 feet this afternoon. Waves 1 to 3 feet building to 2 to 4
feet tonight. Waves 2 to 4 feet Monday morning.

$$



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