Great Lakes Forecast
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000
FZUS61 KBUF 161741
GLFLO

GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
1230 PM EST Thu Nov 16 2017

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 29.5 inch low north of the lake this early
afternoon will cross Quebec and then weaken and push east across
Maine tonight. A 30.2 inch high will approach from the Upper Great
Lakes tonight. The high will cross the lake on Friday then will exit
across New England Friday night as a 29.3 inch low will consolidate
over the mid western states. The storm system will strengthen to
28.9 inches on Saturday as it will pass to the west of the lake. The
storm will maintain its strength on Sunday when it will move to
central Quebec.

LOZ062-162200-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
1230 PM EST Thu Nov 16 2017

.THIS AFTERNOON...West winds to 30 knots becoming northwest. A
chance of showers early. Waves 5 to 9 feet. Waves
occasionally around 11 feet.
.TONIGHT...Northwest winds to 30 knots diminishing to 15 to
20 knots. Waves 5 to 8 feet subsiding to 3 to 6 feet. Waves
occasionally around 10 feet.
.FRIDAY...Northwest winds 15 to 20 knots becoming southwest 5 to
15 knots. Waves 3 to 5 feet subsiding to 1 to 3 feet.
.FRIDAY NIGHT...South winds 5 to 15 knots. A chance of rain
showers in the evening, then rain likely overnight. Waves 1 to
2 feet.
.SATURDAY...South winds 15 to 25 knots becoming west and
increasing to 40 knot gales. Rain during the day, then rain and
snow showers Saturday night. Waves 2 to 4 feet building to 10 to
14 feet. Waves occasionally around 18 feet.
.SUNDAY...Northwest gales to 40 knots becoming west and
diminishing to 15 to 25 knots. Lake effect rain and snow showers
during the day, then occasional lake effect snow Sunday night.
Waves 10 to 14 feet subsiding to 4 to 7 feet. Waves occasionally
around 18 feet.
.MONDAY...West winds 15 to 20 knots becoming southwest. Snow
showers likely during the day. Waves 3 to 5 feet.

$$

LOZ063>065-162200-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
1230 PM EST Thu Nov 16 2017

.THIS AFTERNOON...West winds to 30 knots. Showers. Waves 7 to
10 feet. Waves occasionally around 13 feet.
.TONIGHT...Northwest winds to 30 knots diminishing to 15 to
25 knots. A chance of rain showers in the evening. Waves 6 to
10 feet subsiding to 5 to 8 feet. Waves occasionally around
13 feet.
.FRIDAY...Northwest winds 15 to 20 knots becoming west 10 to
15 knots. Waves 3 to 6 feet subsiding to 2 to 4 feet.
.FRIDAY NIGHT...Southwest winds 5 to 15 knots becoming south
15 to 20 knots. A chance of rain showers overnight. Waves 1 to
3 feet building to 2 to 4 feet.
.SATURDAY...South winds 15 to 25 knots becoming west and
increasing to 45 knot gales. Rain during the day, then rain and
snow showers Saturday night. Waves 3 to 6 feet building to 13 to
17 feet. Waves occasionally around 22 feet.
.SUNDAY...West gales to 40 knots becoming northwest and
diminishing to 15 to 25 knots. Lake effect rain and snow showers
during the day, then occasional lake effect snow Sunday night.
Waves 13 to 17 feet subsiding to 6 to 9 feet. Waves occasionally
around 22 feet.
.MONDAY...West winds 15 to 20 knots becoming southwest.
Occasional lake effect snow during the day, then a chance of snow
showers Monday night. Waves 3 to 6 feet.

$$

LOZ061-162200-
MAFOR 1619 AMD/
ONTARIO WEST 1/2 11640 13740 11730 11720 11710. Waves 6 to 9
feet, and occasionally around 11 feet this afternoon. Waves 5 to
9 feet subsiding to 3 to 6 feet, and occasionally around 11 feet
tonight. Waves 3 to 5 feet Friday morning.

ONTARIO EAST 1/2 11646 13740 11730 12720. A chance of showers
this afternoon. Waves 7 to 10 feet, and occasionally around 13
feet this afternoon. Waves 6 to 10 feet subsiding to 5 to 8 feet,
and occasionally around 13 feet tonight. Waves 3 to 6 feet Friday
morning.

$$


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