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open lake forecast for lake ontario
national weather service buffalo ny
353 am est wed jan 20 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...a 30.4 inch high centered over the lower mississippi 
valley this morning will nose across the lower great lakes this 
afternoon and evening. a 29.2 inch low north of lake superior late
wednesday night will move to the ottawa valley thursday afternoon
and night. the low will move off the coast on friday...while high
pressure will build across the northern plains and upper 
mississippi valley.

loz062-201615-
lake ontario open waters from the niagara river to hamlin beach-
353 am est wed jan 20 2021

.today...northwest winds 15 to 25 knots becoming west. snow
showers likely early. waves 3 to 6 feet. 
.tonight...southwest winds increasing to 30 knots. a chance of 
snow showers through the early overnight, then snow showers likely
late. waves 2 to 4 feet building to 6 to 9 feet. waves 
occasionally around 11 feet. 
.thursday...southwest winds to 30 knots becoming west. snow
showers likely with a chance of rain showers in the morning, then
a chance of rain and snow showers in the afternoon. waves 6 to
9 feet. waves occasionally around 11 feet. 
.thursday night...west winds 20 to 25 knots. a chance of snow
showers. waves 5 to 9 feet. waves occasionally around 11 feet. 
.friday...west winds 15 to 25 knots becoming northwest. snow
showers likely. waves 4 to 7 feet. waves occasionally around 9 
feet. 
.saturday...northwest winds 15 to 20 knots. a chance of snow 
showers. waves 3 to 5 feet. 
.sunday...north winds 10 to 15 knots. a chance of snow showers 
sunday night. waves 1 to 3 feet. 

$$

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loz063>065-201615-
lake ontario open waters from hamlin beach to the saint lawrence
river-
353 am est wed jan 20 2021

.today...northwest winds 15 to 25 knots becoming west. lake
effect snow showers likely early, then a chance of snow showers 
late. waves 3 to 5 feet building to 4 to 7 feet. waves 
occasionally around 9 feet.
.tonight...west winds 10 to 15 knots becoming south and
increasing to 15 to 25 knots. a chance of snow showers through
the early overnight, then snow showers likely late. waves 3 to
6 feet. 
.thursday...southwest winds to 30 knots becoming west. snow
showers likely in the morning, then rain and snow showers likely
in the afternoon. waves building to 7 to 10 feet. waves 
occasionally around 13 feet. 
.thursday night...west winds diminishing to 15 to 25 knots. snow 
showers likely in the evening, then snow overnight. waves subsiding
to 5 to 8 feet. waves occasionally around 13 feet. 
.friday...west winds 15 to 25 knots. snow showers likely. waves 5
to 9 feet. waves occasionally around 11 feet. 
.saturday...northwest winds 15 to 20 knots. a chance of snow 
showers. waves 4 to 7 feet. waves occasionally around 9 feet. 
.sunday...northwest winds 10 to 15 knots becoming northeast.
waves 1 to 3 feet. 

$$

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lez061-167>169-201530-
ripley to buffalo ny extending from 5nm 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-
346 am est wed jan 20 2021

.today...northwest winds 15 to 20 knots becoming west. a chance
of snow showers this morning, then a slight chance of snow
showers early this afternoon. a chance of snow showers late.
waves 3 to 6 feet subsiding to 3 to 5 feet. 
.tonight...southwest winds 15 to 25 knots increasing to 30 knots.
a chance of snow showers early. a slight chance of snow showers
after midnight, then a chance of snow showers with a slight
chance of rain showers late. waves 3 to 6 feet building to 7 to
10 feet. waves occasionally around 13 feet. 
.thursday...southwest winds to 30 knots becoming west. waves 7 to
10 feet. waves occasionally around 13 feet. 
.thursday night...west winds 15 to 25 knots. a chance of rain and
snow showers in the evening, then a chance of snow showers
overnight. waves 6 to 10 feet subsiding to 5 to 8 feet. waves
occasionally around 13 feet. 
.friday...northwest winds 15 to 20 knots. a chance of snow
showers. waves 3 to 6 feet. 
.saturday...northwest winds 15 to 20 knots becoming northeast and
diminishing to less than 10 knots. a chance of snow showers
during the day. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.sunday...east winds 5 to 10 knots becoming southeast. a chance
of snow showers sunday night. waves 2 feet or less. 

$$