Great Lakes Forecast
Issued by NWS

Home | Current Version | Previous Version | Text Only | 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 210549
GLFLO

GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
1230 AM EST Wed Feb 21 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 29.8 inch low over Lake Huron will track northeastward to central
Quebec overnight...then to Labrador later today. The trailing strong
cold front will cross the lake late this morning. In the wake of the
cold front...a 30.7 inch high will build across the Great Lakes
Wednesday night and Thursday...before drifting off the New England
coastline on Friday.

LOZ062-211000-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
1230 AM EST Wed Feb 21 2018

.OVERNIGHT...South winds 15 to 20 knots becoming southwest.
Areas of fog. A chance of showers late. Waves 1 to 3 feet.
.WEDNESDAY...Southwest winds 15 to 20 knots becoming northwest.
Areas of fog through early afternoon. Rain through early
afternoon. Waves 1 to 3 feet building to 2 to 4 feet.
.WEDNESDAY NIGHT...Northwest winds 15 to 20 knots becoming
northeast 10 to 15 knots. Waves 2 to 4 feet.
.THURSDAY...Northeast winds 10 to 15 knots becoming east. A
chance of snow. Waves 1 to 3 feet building to 2 to 4 feet.
.THURSDAY NIGHT...East winds 10 to 15 knots increasing to 15 to
20 knots. Waves 2 to 4 feet.
.FRIDAY...East winds 15 to 20 knots becoming west. Rain during
the day. Waves 2 to 4 feet subsiding to 1 to 3 feet.
.SATURDAY...Northwest winds 5 to 15 knots becoming east 15 to
20 knots. A chance of rain and snow showers Saturday night. Waves
1 to 3 feet.
.SUNDAY...Southeast winds 15 to 25 knots becoming west. Rain
showers. Waves 1 to 3 feet.

$$

LOZ063>065-211000-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
1230 AM EST Wed Feb 21 2018

.OVERNIGHT...South winds 15 to 20 knots. Areas of fog.
Waves 1 to 3 feet.
.WEDNESDAY...Southwest winds 15 to 25 knots becoming west. Areas
of fog through early afternoon. A chance of rain showers early,
then rain. A chance of rain showers late. Waves 1 to 3 feet
building to 3 to 5 feet.
.WEDNESDAY NIGHT...West winds 15 to 20 knots becoming northeast.
Waves 3 to 5 feet subsiding to 1 to 3 feet.
.THURSDAY...Northeast winds 5 to 15 knots. A chance of snow.
Waves 1 to 3 feet.
.THURSDAY NIGHT...Northeast winds 10 to 15 knots becoming east.
Waves 1 to 3 feet.
.FRIDAY...Southeast winds 15 to 25 knots becoming west. Rain
during the day, then a chance of rain showers Friday night. Waves
1 to 3 feet.
.SATURDAY...West winds 10 to 15 knots becoming east 15 to
20 knots. A chance of rain showers during the day, then a chance
of rain and snow showers Saturday night. Waves 1 to 3 feet.
.SUNDAY...Southeast winds 15 to 25 knots becoming west. Rain
showers during the day, then rain showers with a chance of snow
showers Sunday night. Waves 1 to 3 feet building to 2 to 4 feet.

$$

LOZ061-211000-
MAFOR 2107 AMD/
ONTARIO WEST 1/2 11523 11526 12726 11723 12720. A chance of
showers overnight. Waves 1 to 3 feet overnight. Waves 1 to 3 feet
building to 3 to 5 feet Wednesday. Waves 3 to 5 feet subsiding to
2 to 4 feet Wednesday evening.

ONTARIO EAST 1/2 12423 11526 11626 11633 11630 11720. Waves 1 to
3 feet overnight. Waves 1 to 3 feet building to 3 to 5 feet
Wednesday. Waves 3 to 5 feet Wednesday evening.

$$



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