Great Lakes Forecast
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000
FZUS61 KBUF 162021
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
421 PM EDT Mon Apr 16 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...
An elongated 29.5 inch low draped from Georgian Bay to Pennsylvania
will deepen to 29.3 inches as it drifts into Southern Ontario and
eastern New York through early this evening...before consolidating
and meandering across Southern Quebec tonight and Tuesday. Another
29.2 inch low will enter the Great Lakes region late Wednesday,
sending a warm front across the region Wednesday night, followed
by a cold front Thursday.

LOZ062-170315-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
421 PM EDT Mon Apr 16 2018

.TONIGHT...Southwest winds 15 to 25 knots becoming west. Rain
this evening, then rain showers likely after midnight. A chance
of rain showers late. Waves 3 to 6 feet building to 4 to 7 feet.
Waves occasionally around 9 feet.
.TUESDAY...West winds to 30 knots. A chance of rain and snow
showers early, then a chance of rain showers from late morning
on. Waves 5 to 9 feet. Waves occasionally around 11 feet.
.TUESDAY NIGHT...West winds to 30 knots. A chance of rain and
snow showers in the evening. Waves 6 to 10 feet subsiding to 5 to
8 feet. Waves occasionally around 13 feet.
.WEDNESDAY...West winds 15 to 25 knots becoming southwest and
diminishing to 10 to 15 knots. Waves 5 to 8 feet subsiding to
2 to 4 feet. Waves occasionally around 10 feet.
.WEDNESDAY NIGHT...Northeast winds 5 to 15 knots. Rain. Waves
1 to 3 feet.
.THURSDAY...North winds 10 to 15 knots becoming northwest 15 to
20 knots. Rain during the day, then rain showers likely Thursday
night. Waves 1 to 3 feet building to 2 to 4 feet.
.FRIDAY...Northwest winds 15 to 20 knots becoming north 10 to
15 knots. A chance of rain showers during the day. Waves 2 to
4 feet subsiding to 1 to 3 feet.
.SATURDAY...Northwest winds 5 to 10 knots becoming northeast.
Waves 2 feet or less.

$$

LOZ063>065-170315-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
421 PM EDT Mon Apr 16 2018

.TONIGHT...Southwest winds 15 to 25 knots. Rain this evening,
then rain showers likely after midnight. Waves 3 to 6 feet
building to 5 to 8 feet. Waves occasionally around 10 feet.
.TUESDAY...West winds 15 to 25 knots increasing to 30 knots. Rain
and snow showers likely early, then rain showers likely from late
morning on. Waves 6 to 10 feet building to 7 to 11 feet. Waves
occasionally around 14 feet.
.TUESDAY NIGHT...West winds to 30 knots. Rain showers likely with
a chance of snow showers in the evening, then a chance of rain
and snow showers overnight. Waves 8 to 12 feet subsiding to 7 to
10 feet. Waves occasionally around 15 feet.
.WEDNESDAY...West winds to 30 knots diminishing to 15 to
25 knots. A chance of rain and snow showers in the morning. Waves
6 to 10 feet subsiding to 3 to 6 feet. Waves occasionally around
13 feet.
.WEDNESDAY NIGHT...West winds 5 to 15 knots becoming northeast. A
chance of rain in the evening, then rain overnight. Waves 2 to
4 feet subsiding to 1 to 3 feet.
.THURSDAY...North winds 10 to 15 knots becoming northwest 15 to
20 knots. Rain during the day, then rain showers likely Thursday
night. Waves 2 feet or less building to 3 to 5 feet.
.FRIDAY...Northwest winds 15 to 20 knots diminishing to 10 to
15 knots. A chance of rain showers during the day. Waves 2 to
4 feet subsiding to 1 to 3 feet.
.SATURDAY...North winds 5 to 10 knots. Waves 2 feet or less.

$$

LOZ061-170315-
MAFOR 1621/
ONTARIO WEST 1/2 11527 12636 12630 13640. Chance of rain and snow
showers Tuesday morning, then chance of rain showers Tuesday
afternoon. Waves 3 to 6 feet building to 5 to 8 feet, and
occasionally around 10 feet tonight. Waves 6 to 10 feet, and
occasionally around 13 feet Tuesday.

ONTARIO EAST 1/2 11426 11636 11536 11530 11637 11646 11640 11630.
Chance of rain showers Tuesday afternoon. Waves 2 feet or less
building to 5 to 8 feet, and occasionally around 10 feet tonight.
Waves 6 to 10 feet building to 7 to 11 feet, and occasionally
around 14 feet Tuesday.

$$

Hitchcock


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