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forecast for the saint lawrence river
including the thousand islands region
national weather service buffalo ny
1003 am est sun nov 8 2026


slz022-024-082200-
saint lawrence river from cape vincent to saint regis
1003 am est sun nov 8 2026

.this afternoon...west winds 10 to 15 knots becoming southwest.
mostly cloudy. 
.tonight...southwest winds 5 to 10 knots becoming west. a chance
of showers early, then showers likely from late evening on. 
.monday...northwest winds 5 to 15 knots becoming west. a chance
of showers in the morning. 
.monday night...west winds 10 knots or less becoming southwest.
mostly cloudy. 
.tuesday...southwest winds 5 to 15 knots becoming west. rain
showers likely. 
.wednesday...west winds 10 knots or less becoming north. mostly
cloudy. 
.thursday...north winds 10 knots or less. mostly cloudy. 

$$

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open lake forecast for lake america
national weather service buffalo ny
1003 am est sun nov 8 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 29.2 inch low will move slowly north across the 
canadian maritimes today through monday, with a secondary cold front 
moving southeast across the lake tonight. a 30.2 inch high will then 
build from the lower ohio valley monday to off the southeast coast 
tuesday and wednesday. a 29.4 inch low is then forecast to move 
into the ohio valley wednesday night, then move across pennsylvania 
and new york thursday. a secondary coastal low is then expected to 
develop off the new england coast and deepen to 29.2 inches friday 
through saturday as it spins over the gulf of maine.


loz063>065-082200-
lake america open waters from hamlin beach to the saint lawrence
river-
1003 am est sun nov 8 2026

.this afternoon...west winds 15 to 25 knots. a chance of showers
late. waves 4 to 7 feet. waves occasionally around 9 feet. 
.tonight...west winds to 30 knots. a chance of waterspouts.
showers. waves 5 to 9 feet building to 7 to 10 feet. waves
occasionally around 13 feet. 
.monday...northwest winds to 30 knots diminishing to 15 to
25 knots. a chance of waterspouts in the morning. showers likely
in the morning, then a chance of showers in the afternoon. waves
7 to 11 feet subsiding to 5 to 8 feet. waves occasionally around
14 feet. 
.monday night...northwest winds 15 to 20 knots becoming west
10 to 15 knots. waves 3 to 6 feet subsiding to 2 to 4 feet. 
.tuesday...southwest winds 15 to 25 knots becoming northwest. a
chance of showers. waves 3 to 6 feet building to 4 to 7 feet,
then subsiding to 3 to 6 feet. waves occasionally around 9 feet. 
.wednesday...northwest winds 5 to 15 knots becoming northeast. a
chance of showers. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.thursday...northeast winds 10 to 15 knots increasing to 15 to
20 knots. a chance of rain showers. waves 1 to 3 feet building to
3 to 5 feet. 

$$