Great Lakes Forecast
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000
FZUS61 KBUF 211143
GLFLO

GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
630 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 weak 30.0 inch low just northeast of Lake Ontario will track
northeastward to central Quebec this morning then to Labrador later
today. A trailing cold front will cross the lake through this
morning. In the wake of the cold front...a 30.7 inch high will build
across the Great Lakes tonight and Thursday...before drifting off
the New England coastline on Friday. A 30.0 inch low and weak trough
will cross the lake later Friday with 30.2 inch high pressure
extending south across the lake Saturday.

LOZ062-211600-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
630 AM EST Wed Feb 21 2018

.TODAY...Southwest winds 5 to 15 knots becoming northwest 15 to
20 knots. Areas of fog through early afternoon. Rain through
early afternoon. Waves 1 to 3 feet.
.TONIGHT...Northwest winds 15 to 20 knots becoming north 10 to
15 knots. Waves 1 to 3 feet.
.THURSDAY...Northeast winds 10 to 15 knots becoming east. A
chance of snow. Waves 1 to 2 feet.
.THURSDAY NIGHT...East winds 10 to 15 knots increasing to 15 to
20 knots. Waves 1 to 3 feet building to 2 to 4 feet.
.FRIDAY...East winds 15 to 20 knots becoming west. Rain likely
with a chance of snow during the day, then a chance of rain
Friday night. Waves 3 to 5 feet subsiding to 1 to 3 feet.
.SATURDAY...Northwest winds 5 to 15 knots becoming east 15 to
20 knots. Rain likely Saturday night. Waves 1 to 3 feet.
.SUNDAY...Southeast winds 15 to 25 knots becoming west. Rain.
Waves 2 to 4 feet building to 3 to 5 feet.

$$

LOZ063>065-211600-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
630 AM EST Wed Feb 21 2018

.TODAY...Southwest winds 10 to 15 knots becoming west 15 to
20 knots. Rain through early afternoon. Areas of fog. Waves 1 to
3 feet building to 2 to 4 feet.
.TONIGHT...Northwest winds 15 to 20 knots becoming northeast
10 to 15 knots. Waves 2 to 4 feet subsiding to 1 to 3 feet.
.THURSDAY...Northeast winds 5 to 15 knots. A chance of snow.
Waves 2 feet or less.
.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 with
a chance of snow during the day, then rain likely Friday night.
Waves 2 to 4 feet building to 3 to 5 feet, then 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 during the day, then rain
likely with a chance of snow Saturday night. Waves 1 to 3 feet.
.SUNDAY...Southeast winds 15 to 25 knots becoming west. Rain
during the day, then rain with a chance of snow Sunday night.
Waves 2 to 4 feet building to 3 to 6 feet.

$$

LOZ061-211600-
MAFOR 2113 AMD/
ONTARIO WEST 1/2 11616 11726 11723 12720 11710 11800. A chance of
rain this afternoon. Waves 1 foot or less building to 2 to 4 feet
today. Waves 2 to 4 feet tonight.

ONTARIO EAST 1/2 11626 11726 11623 11620 11720 11710 11810. Waves
1 to 3 feet building to 2 to 4 feet today. Waves 2 to 4 feet
subsiding to 1 to 3 feet tonight.

$$



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