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fzus61 kbuf 010846
glflo 
882 

open lake forecast for lake ontario
national weather service buffalo ny
346 am est mon mar 1 2021

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 arctic cold front will cross the lake this
afternoon. a 30.3 inch high will then build across the lower 
great lakes on tuesday before sliding off the mid atlantic coast 
on wednesday. meanwhile a cold front will move across the waters 
late wednesday as a weakening 29.7 inch low tracks across southern
quebec.

loz062-011630-
lake ontario open waters from the niagara river to hamlin beach-
346 am est mon mar 1 2021

...gale warning in effect from 1 pm est this afternoon through
late tonight...

.today...west winds to 30 knots increasing to 40 knot gales. a
chance of snow showers early this afternoon. snow showers likely
late. waves 6 to 10 feet building to 9 to 12 feet. waves
occasionally around 15 feet. 
.tonight...northwest gales to 40 knots diminishing to 30 knots. a
chance of snow showers in the evening. waves 9 to 13 feet
subsiding to 5 to 9 feet. waves occasionally around 16 feet. 
.tuesday...northwest winds 15 to 25 knots becoming southwest.
waves 3 to 6 feet. 
.tuesday night...southwest winds to 30 knots becoming west. waves
5 to 8 feet building to 7 to 10 feet. waves occasionally around
13 feet. 
.wednesday...west winds 15 to 25 knots becoming northwest 15 to
20 knots. a chance of snow showers wednesday night. waves 6 to
9 feet subsiding to 2 to 4 feet. waves occasionally around
11 feet. 
.thursday...northwest winds 15 to 25 knots. a chance of snow
showers during the day. waves 3 to 6 feet building to 4 to
7 feet. waves occasionally around 9 feet. 
.friday...northwest winds to 30 knots diminishing to 15 to
20 knots. a chance of snow showers friday night. waves 5 to
8 feet subsiding to 3 to 6 feet. waves occasionally around
10 feet. 

$$
fzus61 kbuf 010846
glflo 

loz063>065-011630-
lake ontario open waters from hamlin beach to the saint lawrence
river-
346 am est mon mar 1 2021

...gale warning in effect from 1 pm est this afternoon through
late tonight...

.today...west winds to 30 knots increasing to 35 knot gales. a
chance of rain showers early. a chance of snow showers early this
afternoon, then snow showers likely late. waves 6 to 9 feet
building to 9 to 12 feet. waves occasionally around 15 feet. 
.tonight...northwest gales to 40 knots diminishing to 30 knots. a
chance of snow showers early. waves 12 to 16 feet subsiding to
8 to 11 feet. waves occasionally around 20 feet. 
.tuesday...northwest winds to 30 knots becoming west 15 to
25 knots. waves 6 to 9 feet subsiding to 3 to 5 feet. waves
occasionally around 11 feet. 
.tuesday night...southwest winds 15 to 25 knots becoming west to
30 knots. a chance of snow showers overnight. waves 3 to 6 feet
building to 7 to 10 feet. waves occasionally around 13 feet. 
.wednesday...west winds 15 to 25 knots becoming north 15 to
20 knots. a chance of snow showers wednesday night. waves 7 to
10 feet subsiding to 2 to 4 feet. waves occasionally around
13 feet. 
.thursday...northwest winds 15 to 25 knots. waves 3 to 5 feet
building to 5 to 8 feet. waves occasionally around 10 feet. 
.friday...northwest winds to 30 knots diminishing to 15 to
20 knots. a chance of snow showers friday night. waves 6 to
10 feet subsiding to 5 to 8 feet. waves occasionally around
13 feet. 

$$
fzus61 kcle 010854
glfle 

lez165>169-011515-
vermilion to avon point oh beyond 5 nm off shoreline to us-
canadian border-
avon point to willowick oh beyond 5 nm off shoreline to us-
canadian border-willowick to geneva-on-the-
lake oh beyond 5nm off shoreline to us-canadian border-geneva-on-
the-lake to conneaut oh beyond 5 nm off shoreline to us-
canadian border-
conneaut oh to ripley ny beyond 5 nm off shoreline to us-
canadian border-
354 am est mon mar 1 2021

.today...northwest winds 15 to 25 knots increasing to 30 knots. a
slight chance of snow showers. a slight chance of rain and snow
showers late. waves in ice free areas 3 to 5 feet building to
5 to 8 feet. waves in ice free areas occasionally around 10 feet.
.tonight...northwest winds to 30 knots diminishing to 15 to
25 knots. waves 5 to 8 feet subsiding to 2 to 4 feet. waves
occasionally around 10 feet. 
.tuesday...west winds 10 to 15 knots becoming southwest. waves
1 to 3 feet. 
.tuesday night...southwest winds 10 to 15 knots increasing to
15 to 20 knots. waves 1 to 3 feet building to 2 to 4 feet. 
.wednesday...southwest winds 5 to 15 knots becoming northwest.
waves 1 to 3 feet. 
.thursday...northwest winds 10 to 15 knots. waves 1 to 3 feet
building to 2 to 4 feet, then subsiding to 1 to 3 feet. 
.friday...northwest winds 10 to 15 knots. waves 1 to 3 feet. 

wave heights are for ice free areas.

$$
fzus61 kcle 010854
glfle 

lez061-011515-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-
354 am est mon mar 1 2021

.today...west winds 15 to 25 knots increasing to 30 knots. a
chance of rain and snow showers. a slight chance of rain and snow
showers late. waves 3 to 6 feet building to 5 to 9 feet. waves
occasionally around 11 feet. 
.tonight...northwest winds to 30 knots becoming west and
diminishing to 15 to 20 knots. a slight chance of rain and snow
showers early, then a slight chance of snow showers from late
evening on. waves 6 to 9 feet subsiding to 3 to 5 feet. waves
occasionally around 11 feet. 
.tuesday...west winds 15 to 20 knots becoming southwest. waves
2 to 4 feet. 
.tuesday night...southwest winds 15 to 20 knots. waves 2 to
4 feet building to 4 to 7 feet. waves occasionally around 9 feet.
.wednesday...southwest winds 15 to 20 knots becoming northwest
and diminishing to around 10 knots. waves 3 to 6 feet subsiding
to 1 to 3 feet. 
.thursday...northwest winds 10 to 15 knots. waves 1 to 3 feet
building to 2 to 4 feet. 
.friday...west winds 15 to 20 knots becoming northwest 10 to
15 knots. waves 2 to 4 feet building to 3 to 5 feet, then
subsiding to 2 to 3 feet. 

$$

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