Great Lakes Forecast
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430
FZUS61 KBUF 200539
GLFLO

GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
1230 AM EST Tue Feb 20 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.

LOZ062-201000-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
1230 AM EST Tue Feb 20 2018

.OVERNIGHT...South winds 5 to 10 knots becoming southwest.
Areas of fog. Rain. Waves 1 foot or less.
.TUESDAY...Southwest winds 15 to 20 knots. Areas of fog. Rain.
Waves 1 to 3 feet.
.TUESDAY NIGHT...Southwest winds 15 to 20 knots. Areas of fog.
Rain likely in the evening, then a chance of rain overnight.
Waves 1 to 3 feet.
.WEDNESDAY...West winds 15 to 20 knots becoming northwest. Areas
of fog in the morning. Rain. Waves 1 to 3 feet building to 2 to
4 feet.
.WEDNESDAY NIGHT...Northwest winds 15 to 20 knots becoming north
10 to 15 knots. Waves 2 to 4 feet.
.THURSDAY...Northeast winds 5 to 15 knots becoming east. Waves
1 to 2 feet.
.FRIDAY...East winds 15 to 20 knots becoming west 5 to 15 knots.
Rain showers likely with a chance of snow showers during the day,
then rain showers likely Friday night. Waves 1 to 3 feet
subsiding to 1 foot or less.
.SATURDAY...West winds less than 10 knots becoming east 10 to
15 knots. A chance of rain showers during the day, then a chance
of rain and snow showers Saturday night. Waves 1 foot or less.

$$

LOZ063>065-201000-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
1230 AM EST Tue Feb 20 2018

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

$$

LOZ061-201000-
MAFOR 2007 AMD/
ONTARIO WEST 1/2 11406 11516 13526 12523. Waves 1 foot or less
overnight. Waves 1 to 3 feet Tuesday and Tuesday evening.

ONTARIO EAST 1/2 14416 11416 11413 11423. Waves 2 feet or less.

$$



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