Great Lakes Forecast
Issued by NWS

Home | Current Version | Previous Version | Graphics & Text | 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
434
FZUS61 KBUF 191739
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
1239 PM EST Mon Feb 19 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 warm front will move northeast across Lake Ontario tonight. The
front will extend across southern Ontario Tuesday and Tuesday
night as a surface low deepens to 29.8 inches while moving
northeast across the upper Great Lakes. A strong cold front will
push across the region Wednesday as the low continues northeast
into Quebec.

LOZ062-192215-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
1239 PM EST Mon Feb 19 2018

.THIS AFTERNOON...Southeast winds 10 knots or less. Rain
developing. Areas of fog late. Waves 1 to 3 feet.
.TONIGHT...East winds 5 to 10 knots becoming southeast. Areas of
fog. Rain. Waves 1 foot or less.
.TUESDAY...South winds 15 to 20 knots becoming southwest. Areas
of fog. Rain. Waves 1 to 2 feet.
.TUESDAY NIGHT...Southwest winds 15 to 20 knots. Areas of fog. A
chance of rain in the evening, then rain likely overnight. Waves
1 to 3 feet.
.WEDNESDAY...West winds 15 to 20 knots becoming north and
diminishing to around 10 knots. Areas of fog during the day. Rain
during the day. Waves 1 to 2 feet.
.THURSDAY...Northeast winds 5 to 10 knots becoming east. Waves
1 to 2 feet.
.FRIDAY...East winds 5 to 10 knots becoming west. A chance of
rain and snow showers during the day, then a chance of rain
showers Friday night. Waves 2 feet or less.

$$

LOZ063>065-192215-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
1239 PM EST Mon Feb 19 2018

.THIS AFTERNOON...South winds 15 to 20 knots. Rain developing.
Areas of fog late. Waves 3 to 5 feet.
.TONIGHT...South winds 15 to 20 knots diminishing to 10 to
15 knots. Areas of fog. Rain. Waves 1 to 3 feet.
.TUESDAY...South winds 15 to 20 knots. Areas of fog. Rain in the
morning, then a chance of rain in the afternoon. Waves 2 feet or
less.
.TUESDAY NIGHT...South winds 10 to 15 knots increasing to 15 to
20 knots. Areas of fog. A chance of rain. Waves 2 feet or less.
.WEDNESDAY...Southwest winds 15 to 25 knots becoming northeast
and diminishing to 10 to 15 knots. Areas of fog during the day.
Rain during the day, then a chance of rain showers Wednesday
night. Waves 1 to 3 feet.
.THURSDAY...Northeast winds 5 to 15 knots. Waves 1 to 3 feet.
.FRIDAY...East winds 5 to 10 knots becoming southwest. A chance
of rain showers during the day, then rain showers likely Friday
night. Waves 2 feet or less.

$$

LOZ061-192215-
MAFOR 1919 AMD/
ONTARIO WEST 1/2 12306 12206 11306 11416 11526. Waves 2 to 4 feet
subsiding to 1 to 3 feet this afternoon. Waves 2 feet or less
tonight and Tuesday morning.

ONTARIO EAST 1/2 12426 11316 12416 11426 11423. Waves 3 to 5 feet
this afternoon. Waves 1 to 3 feet tonight. Waves 2 feet or less
Tuesday morning.

$$



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