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ON- Lake Ontario

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fzus61 kbuf 221443
glflo 
574 

open lake forecast for lake ontario
national weather service buffalo ny
1043 am edt thu oct 22 2020

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...30.3 inch high pressure will retreat across quebec
this afternoon while a warm front lifts across the lake. a 29.7 
inch low will track northeast across the upper great lakes tonight
and friday. this system will sweep its a cold front across the 
lake friday night. broad 30.4 inch high centered over the canadian
prairies saturday will expand across the great lakes region 
saturday night and early sunday. a developing storm system will 
move from the upper ohio valley across the lower great lakes late 
sunday through monday.

loz062-222115-
lake ontario open waters from the niagara river to hamlin beach-
1043 am edt thu oct 22 2020

.this afternoon...northeast winds 10 knots or less becoming east
10 to 15 knots. a chance of showers. waves 2 feet or less
building to 2 to 4 feet. 
.tonight...east winds 10 to 15 knots becoming southeast. waves
3 to 5 feet subsiding to 2 to 3 feet. 
.friday...south winds 10 to 15 knots. a chance of showers in the
afternoon. waves 1 to 3 feet. 
.friday night...south winds 15 to 20 knots becoming northwest.
showers. waves 2 to 4 feet building to 3 to 5 feet. 
.saturday...northwest winds 15 to 20 knots becoming northeast
10 to 15 knots. a chance of showers during the day. waves 3 to
5 feet subsiding to 1 to 3 feet. 
.sunday...northeast winds 10 to 15 knots becoming southeast.
showers likely sunday night. waves 2 to 4 feet. 
.monday...south winds 10 to 15 knots becoming northwest. showers
likely. waves 1 to 3 feet. 

$$
fzus61 kbuf 221443
glflo 

loz063>065-222115-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1043 am edt thu oct 22 2020

.this afternoon...northeast winds 10 knots or less increasing to
10 to 15 knots. a chance of showers. waves 2 feet or less
building to 2 to 4 feet. 
.tonight...east winds 10 to 15 knots becoming south 15 to
20 knots. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.friday...south winds 15 to 20 knots. a chance of showers in the
afternoon. waves 2 to 4 feet. 
.friday night...south winds 15 to 20 knots becoming west. showers
likely. waves 2 to 4 feet building to 3 to 5 feet. 
.saturday...northwest winds 15 to 20 knots becoming northeast
10 to 15 knots. showers likely during the day. waves 3 to 6 feet
subsiding to 1 to 3 feet. 
.sunday...northeast winds 10 to 15 knots becoming southeast 15 to
20 knots. rain showers likely sunday night. waves 1 to 3 feet
building to 2 to 4 feet. 
.monday...south winds 15 to 20 knots becoming northwest 10 to
15 knots. showers likely. waves 1 to 3 feet. 

$$
fzus61 kbuf 221442
glfsl 
155 

forecast for the saint lawrence river
including the thousand islands region
national weather service buffalo ny
1042 am edt thu oct 22 2020

slz022-024-222115-
saint lawrence river from cape vincent to saint regis
1042 am edt thu oct 22 2020

.this afternoon...light and variable winds. a chance of showers. 
.tonight...east winds 5 to 10 knots becoming southeast. a chance
of showers. 
.friday...south winds 5 to 15 knots. a chance of showers in the
morning. 
.friday night...south winds 10 to 15 knots becoming southwest.
showers likely. 
.saturday...northwest winds 5 to 10 knots becoming north. rain
showers likely during the day. 
.sunday...northeast winds 5 to 10 knots becoming east. rain and
snow showers likely sunday night. 
.monday...southeast winds 5 to 15 knots becoming northwest. rain
showers likely. 

$$

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