Great Lakes Forecast
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000
FZUS61 KBUF 141803
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
203 PM EDT Sat Apr 14 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 frontal boundary will stall just south of the lake through
Sunday before finally moving north across the lake Sunday night,
as a 29.6 inch low moves to near Lake Erie. This low will move to
southern Quebec by Monday and drift over southern Canada and
northern New England Tuesday. A deep 29.2 inch low will enter the
Great Lakes region Wednesday, sending a warm front across Lake
Ontario Wednesday afternoon, followed by a cold front Wednesday
night or early Thursday.

LOZ062-063-142130-
Lake Ontario open waters from the Niagara River to Sodus Bay-
203 PM EDT Sat Apr 14 2018

...GALE WARNING IN EFFECT THROUGH SUNDAY AFTERNOON...

.THIS AFTERNOON...Northeast gales to 35 knots increasing to
40 knots. Rain, sleet with a chance of freezing rain early
, then sleet, freezing rain with a chance of rain late.
Waves 9 to 13 feet. Waves occasionally around 16 feet.
.TONIGHT...Northeast gales to 35 knots. Freezing rain and sleet.
Waves 10 to 15 feet building to 13 to 17 feet. Waves occasionally
around 22 feet.
.SUNDAY...Northeast gales to 40 knots becoming east to 45 knots.
Freezing rain in the morning, then freezing rain and rain in the
afternoon. Waves 13 to 18 feet. Waves occasionally around
23 feet.
.SUNDAY NIGHT...East gales to 45 knots diminishing to 35 knots.
Rain with a chance of thunderstorms. Waves 12 to 17 feet
subsiding to 9 to 12 feet. Waves occasionally around 22 feet.
.MONDAY...Southeast winds to 30 knots becoming west 15 to
25 knots. Rain with a chance of thunderstorms during the day,
then rain showers likely Monday night. Waves 5 to 8 feet. Waves
occasionally around 10 feet.
.TUESDAY...West winds to 30 knots. A chance of rain and snow
showers during the day, then a chance of rain showers Tuesday
night. Waves 6 to 9 feet. Waves occasionally around 11 feet.
.WEDNESDAY...West winds 15 to 20 knots. Rain showers likely
Wednesday night. Waves 4 to 7 feet subsiding to 3 to 5 feet.
Waves occasionally around 9 feet.

Winds and waves higher in and near thunderstorms.

$$

LOZ064-065-142130-
Lake Ontario open waters from Sodus Bay to the Saint Lawrence
River-
203 PM EDT Sat Apr 14 2018

...GALE WARNING IN EFFECT THROUGH SUNDAY AFTERNOON...

.THIS AFTERNOON...Northeast winds to 30 knots increasing to
35 knot gales. Rain, sleet and freezing rain early
, then freezing rain and sleet late. Waves 7 to 10 feet.
Waves occasionally around 13 feet.
.TONIGHT...Northeast gales to 35 knots. Freezing rain and sleet.
Waves 7 to 11 feet. Waves occasionally around 14 feet.
.SUNDAY...Northeast gales to 35 knots becoming east and
diminishing to 30 knots in the afternoon. Freezing rain, sleet
and rain in the morning, then rain and freezing rain in the
afternoon. Waves 6 to 10 feet subsiding to 5 to 8 feet. Waves
occasionally around 13 feet.
.SUNDAY NIGHT...East winds to 30 knots. Rain and freezing rain in
the evening, then rain with a chance of thunderstorms overnight.
Waves 4 to 7 feet. Waves occasionally around 9 feet.
.MONDAY...Southeast winds to 30 knots becoming west and
diminishing to 15 to 20 knots. Rain with a chance of
thunderstorms during the day, then rain showers likely Monday
night. Waves 5 to 8 feet subsiding to 4 to 7 feet. Waves
occasionally around 10 feet.
.TUESDAY...West winds 15 to 25 knots. A chance of rain and snow
showers. Waves 6 to 9 feet. Waves occasionally around 11 feet.
.WEDNESDAY...West winds 15 to 20 knots becoming southwest. A
chance of snow showers during the day, then rain showers likely
Wednesday night. Waves 4 to 7 feet subsiding to 2 to 4 feet.
Waves occasionally around 9 feet.

Winds and waves higher in and near thunderstorms.

$$

LOZ061-142130-
MAFOR 1415/
ONTARIO WEST 1/2...GALE WARNING IN EFFECT...11146 11156 14150
11150 11250. Waves 6 to 9 feet building to 10 to 13 feet, and
occasionally around 16 feet this afternoon. Waves 11 to 15 feet
building to 13 to 17 feet, and occasionally around 22 feet
tonight. Waves 13 to 17 feet, and occasionally around 22 feet
Sunday morning.

ONTARIO EAST 1/2...GALE WARNING IN EFFECT...11146 15150 11150.
Chance of rain this afternoon. Waves 7 to 10 feet building to 9
to 13 feet, and occasionally around 16 feet this afternoon. Waves
10 to 14 feet, and occasionally around 18 feet tonight and Sunday
morning.

$$



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