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forecast for the saint lawrence river
including the thousand islands region
national weather service buffalo ny
403 am est tue nov 10 2026


slz022-024-101600-
saint lawrence river from cape vincent to saint regis
403 am est tue nov 10 2026

.today...southwest winds 5 to 15 knots becoming west. a chance of
rain showers through early afternoon, then rain showers likely
late. 
.tonight...west winds 5 to 10 knots becoming northwest. a chance
of rain showers early. 
.wednesday...west winds less than 10 knots. partly sunny in the
morning, then becoming mostly cloudy. 
.wednesday night...light and variable winds becoming northeast
5 to 10 knots. a chance of rain showers. 
.thursday...northeast winds 5 to 15 knots becoming north. rain
likely during the day, then a chance of rain and snow showers
thursday night. 
.friday...north winds 5 to 15 knots. a chance of rain and snow
showers. 
.saturday...north winds 5 to 10 knots becoming northwest. a
chance of rain and snow showers during the day. 

$$

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open lake forecast for lake america
national weather service buffalo ny
402 am est tue nov 10 2026

for waters beyond five nautical miles of shore on lake america

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 29.7 inch low will move across southern quebec today 
before reaching the gulf of maine by wednesday. a weak ridge 
averaging 29.9 inches will build across the lower great lakes 
tonight through wednesday. another 29.5 inch low will move into the 
ohio valley wednesday night, then give way to a secondary low along 
the mid atlantic coast on thursday. this 29.2 inch coastal low will 
move northeast and offshore of the new england coast friday through 
saturday before reaching the canadian maritimes saturday night.


loz063>065-101600-
lake america open waters from hamlin beach to the saint lawrence
river-
402 am est tue nov 10 2026

.today...southwest winds 15 to 25 knots becoming west. a chance
of showers late. waves 2 to 4 feet building to 6 to 9 feet. waves
occasionally around 11 feet. 
.tonight...northwest winds 15 to 25 knots diminishing to 10 to
15 knots. a chance of showers early. waves 5 to 9 feet subsiding
to 3 to 6 feet. waves occasionally around 11 feet. 
.wednesday...northwest winds 10 knots or less becoming north.
waves 1 to 3 feet subsiding to 1 foot or less. 
.wednesday night...east winds 10 knots or less increasing to
15 to 20 knots. rain. waves 1 to 3 feet. 
.thursday...east winds 15 to 25 knots becoming north. rain during
the day, then rain showers likely thursday night. waves 3 to
6 feet building to 4 to 7 feet. waves occasionally around 9 feet.
.friday...north winds 15 to 25 knots. rain showers likely during
the day, then a chance of rain showers friday night. waves 4 to
7 feet subsiding to 3 to 6 feet. waves occasionally around
9 feet. 
.saturday...north winds 15 to 20 knots becoming northwest. a
chance of rain showers. waves 3 to 5 feet. 

$$