Great Lakes Forecast
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034
FZUS61 KBUF 230242
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
942 PM EST Mon Jan 22 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 broad 29.5 inch low will advance from Iowa to Lower
Michigan overnight while pushing an occluded front across the
lake. The 29.4 inch low will pass north of the lake on Tuesday
before exiting across the Saint Lawrence Valley Tuesday night. As
the low moves across the Canadian Maritimes on Wednesday...a 30.5
inch ridge will move across the Upper Great Lakes. The ridge will
cross the Lower Great Lakes Thursday and Thursday night...then
will make its way across New England on Friday.

LOZ062-063-231015-
Lake Ontario open waters from the Niagara River to Sodus Bay-
942 PM EST Mon Jan 22 2018

.OVERNIGHT...East winds 15 to 20 knots becoming south 10 to 15
knots. Occasional rain. Waves 2 feet or less.
.TUESDAY...South winds 10 to 15 knots becoming southwest and
increasing to 15 to 25 knots. A chance of rain early, then
widespread rain from late morning on. Waves 1 to 3 feet building
to 3 to 5 feet.
.TUESDAY NIGHT...Southwest winds to 30 knots becoming northwest.
Rain and snow likely in the evening, then snow showers likely
overnight. Waves building to 7 to 11 feet. Waves occasionally
around 14 feet.
.WEDNESDAY...Northwest winds 15 to 25 knots. Snow showers likely
in the morning, then just a chance of snow showers in the
afternoon. Waves 5 to 8 feet. Waves occasionally around 10 feet.
.WEDNESDAY NIGHT...Northwest winds 15 to 20 knots. A chance of
snow showers. Waves 2 to 4 feet.
.THURSDAY...Northwest winds 5 to 10 knots. Waves 1 to 3 feet.
.FRIDAY...Southeast winds 10 to 15 knots. Waves 1 to 3 feet.
.SATURDAY...Southwest winds 15 to 20 knots. A chance of rain
showers. Waves 2 to 4 feet.

$$

LOZ064-065-231015-
Lake Ontario open waters from Sodus Bay to the Saint Lawrence
River-
942 PM EST Mon Jan 22 2018

.OVERNIGHT...East winds 10 to 15 knots becoming southeast 15 to
20 knots. A chance of rain late this evening, then more widespread
rain after midnight. Waves in ice free areas 1 foot or less.
.TUESDAY...South winds 10 knots or less becoming southwest and
increasing to 15 to 25 knots in the afternoon. Rain...mainly
early. Waves 1 foot or less building to 2 to 4 feet.
.TUESDAY NIGHT...Southwest winds 15 to 25 knots becoming
northwest to 30 knots. Rain and snow likely in the evening, then
snow showers likely overnight. Waves 3 to 6 feet building to 7 to
11 feet. Waves occasionally around 14 feet.
.WEDNESDAY...Northwest winds 15 to 25 knots diminishing to 10 to
15 knots. Lake effect snow showers likely in the morning, then a
chance of snow showers in the afternoon. Waves 5 to 8 feet
subsiding to 2 to 4 feet. Waves occasionally around 10 feet.
.WEDNESDAY NIGHT...Northwest winds 15 to 20 knots. A chance of
snow showers. Waves 2 to 4 feet.
.THURSDAY...Northwest winds 10 knots or less. Waves 1 to 3 feet.
.FRIDAY...Southeast winds 10 to 15 knots. Waves 1 to 3 feet.
.SATURDAY...South winds 15 to 20 knots. A chance of rain showers.
Waves 2 to 4 feet.

Wave heights are for ice free areas.

$$

LOZ061-231015-
MAFOR 2304/
ONTARIO WEST 1/2 11216 11306 11410 11510 11526 12536 11640. A
chance of showers Tuesday morning. A chance of rain and snow
Tuesday evening. Waves 2 feet or less overnight. Waves 1 to 3
feet building to 3 to 5 feet Tuesday. Waves 3 to 6 feet building
to 5 to 8 feet, and occasionally around 10 feet Tuesday evening.

ONTARIO EAST 1/2 11310 11316 11416 11410 11420 12536 11647. A
chance of rain late this evening. A chance of showers Tuesday
morning. Waves 1 foot or less overnight. Waves 2 feet or less
building to 3 to 5 feet Tuesday. Waves 5 to 8 feet, and
occasionally around 10 feet Tuesday evening.

$$



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