fzus61 kbuf 212015
glfsl 
152 

forecast for the saint lawrence river
including the thousand islands region
national weather service buffalo ny
415 pm edt wed oct 21 2020

slz022-024-220315-
saint lawrence river from cape vincent to saint regis
415 pm edt wed oct 21 2020

.tonight...west winds 10 to 15 knots becoming southwest less than
10 knots. a chance of showers early otherwise partial clearing. 
patchy fog from late evening on.
.thursday...light and variable winds becoming northeast 5 to
10 knots. a chance of showers in the afternoon. 
.thursday night...northeast winds 5 to 10 knots becoming east.
mostly cloudy. 
.friday...southeast winds 10 to 15 knots becoming south. mostly
sunny. 
.friday night...southwest winds 10 to 15 knots becoming west. 
showers.
.saturday...northwest winds 5 to 10 knots. showers. 
.sunday...northeast winds 5 to 10 knots. rain and snow showers 
likely sunday night. 
.monday...southeast winds 10 knots or less. rain and snow showers
likely. 

$$

fzus61 kbuf 212013
glflo 
882 

open lake forecast for lake ontario
national weather service buffalo ny
413 pm edt wed oct 21 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...a 30.3 inch high will build over the lake tonight. the
high will retreat across quebec on thursday...while a warm front
will lift across the lake. a 29.7 inch low will track northeast
across the upper great lakes late thursday night and friday. this
system will sweep its associated cold front across the lake friday
night. a large 30.4 inch high centered over the canadian prairies
on 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. 

loz062-220315-
lake ontario open waters from the niagara river to hamlin beach-
413 pm edt wed oct 21 2020

.tonight...west winds 10 to 15 knots becoming light and variable.
waves 2 to 4 feet subsiding to 1 to 3 feet. 
.thursday...light and variable winds becoming east 15 to 20 knots. a
chance of showers early, then showers likely late in the morning. a 
chance of showers early in the afternoon. waves 1 to 3 feet. 
.thursday night...east winds 15 to 20 knots becoming southeast 10 to
15 knots. waves 2 to 4 feet. 
.friday...south winds 10 to 15 knots becoming southwest 15 to 20 
knots. a chance of showers in the afternoon. waves 1 to 3 feet. 
.friday night...southwest winds 10 to 15 knots becoming northwest. 
showers. waves 1 to 3 feet. 
.saturday...northwest winds 10 to 15 knots becoming northeast.
showers likely. waves 2 to 3 feet. 
.sunday...northeast winds 10 to 15 knots. a chance of showers 
during the day, then showers likely sunday night. waves 2 to 3 
feet. 
.monday...southeast winds 10 to 15 knots. showers likely. waves 1
to 3 feet.

$$

fzus61 kbuf 212013
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loz063>065-220315-
lake ontario open waters from hamlin beach to the saint lawrence
river-
413 pm edt wed oct 21 2020

.tonight...west winds 15 to 20 knots diminishing to less than
10 knots. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.thursday...light and variable winds becoming east 10 to
15 knots. a chance of showers from late morning on. waves 2 feet
or less. 
.thursday night...east winds 10 to 15 knots becoming southeast.
waves 1 to 3 feet. 
.friday...south winds increasing to 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. 
.saturday...northwest winds 10 to 15 knots becoming northeast.
showers likely. waves 1 to 3 feet. 
.sunday...northeast winds 10 to 15 knots. showers likely sunday 
night. waves 1 to 3 feet. 
.monday...southeast winds 10 to 15 knots. showers likely. waves 1 to
3 feet. 

$$

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glfsl 
068 

forecast for the saint lawrence river
including the thousand islands region
national weather service buffalo ny
107 pm edt wed oct 21 2020

slz022-212115-
saint lawrence river from cape vincent to ogdensburg-
107 pm edt wed oct 21 2020

...small craft advisory in effect until 5 pm edt...

.this afternoon...southwest winds 15 to 25 knots. showers likely
early, then a chance of showers late. 
.tonight...west winds 10 to 15 knots becoming light and variable.
a chance of showers early. patchy fog after midnight. 
.thursday...light and variable winds becoming northeast 5 to
10 knots. a chance of showers in the afternoon. 
.thursday night...northeast winds 10 knots or less becoming east.
mostly cloudy. 
.friday...south winds 10 to 15 knots becoming southwest. showers
friday night. 
.saturday...northwest winds 5 to 10 knots becoming north. rain
showers during the day. 
.sunday...northeast winds 5 to 10 knots becoming east. rain
showers likely sunday night. 

$$

fzus61 kcle 211950
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lez061-166>169-220230-
lake erie open waters from ripley to buffalo ny-
lake erie open waters from avon point to willowick oh-
lake erie open waters from willowick to geneva-on-the-lake oh-
lake erie open waters from geneva-on-the-lake to conneaut oh-
lake erie open waters from conneaut oh to ripley ny-
350 pm edt wed oct 21 2020

.tonight...west winds 5 to 15 knots becoming east 10 knots or
less. a slight chance of showers after midnight. a chance of
showers with isolated thunderstorms late. waves 3 to 5 feet
subsiding to 1 to 3 feet. 
.thursday...east winds 5 to 15 knots. a chance of showers with
isolated thunderstorms in the morning, then a slight chance of
showers with isolated thunderstorms early in the afternoon. waves
1 to 3 feet. 
.thursday night...east winds 10 to 15 knots becoming south. waves
1 to 3 feet. 
.friday...south winds 15 to 20 knots becoming southwest 10 to
15 knots. a chance of showers and thunderstorms in the afternoon.
waves 1 to 3 feet building to 2 to 4 feet. 
.friday night...southwest winds 10 to 15 knots becoming northwest
15 to 20 knots. showers and thunderstorms in the evening, then
showers overnight. waves 1 to 3 feet building to 2 to 4 feet. 
.saturday...north winds 15 to 20 knots becoming northeast. waves
2 to 4 feet. 
.sunday...east winds 15 to 20 knots becoming south 10 to
15 knots. a chance of showers during the day, then showers likely
sunday night. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.monday...southwest winds 10 to 15 knots becoming northwest. a
chance of showers. waves 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

$$