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forecast for the saint lawrence river
including the thousand islands region
national weather service buffalo ny
1003 am est fri nov 6 2026


slz022-024-062200-
saint lawrence river from cape vincent to saint regis
1003 am est fri nov 6 2026

.this afternoon...light and variable winds. a chance of showers
early. showers likely late. 
.tonight...northeast winds 10 knots or less increasing to 10 to
15 knots. showers likely early, then a chance of showers late in
the evening. showers likely after midnight. 
.saturday...northeast winds 5 to 10 knots becoming north.
showers.
.saturday night...north winds 10 knots or less becoming
northwest. rain showers. 
.sunday...west winds 5 to 15 knots. a chance of rain showers. 
.monday...west winds 5 to 15 knots becoming southwest. mostly
cloudy. 
.tuesday...southwest winds 5 to 15 knots becoming west. a chance
of rain showers. 

$$

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open lake forecast for lake america
national weather service buffalo ny
1002 am est fri nov 6 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 trough averaging 29.8 inches will impact the eastern 
great lakes through this weekend and into early next week. however, 
a narrow ridge of high pressure averaging 30.0 inches will move 
eastward across the eastern great lakes saturday night. another 
ridge averaging 30.0 inches should move eastward across the eastern 
great lakes later monday through monday night. a trough averaging 
29.8 inches from a passing cold front will cross the region tuesday.


loz063>065-062200-
lake america open waters from hamlin beach to the saint lawrence
river-
1002 am est fri nov 6 2026

.rest of today...southwest winds 10 knots or less becoming
northwest. a chance of waterspouts. a chance of showers. waves
1 foot or less. 
.tonight...northwest winds 5 to 15 knots. a chance of
waterspouts. a chance of showers early, then showers from late
evening on. waves 2 feet or less building to 2 to 4 feet. 
.saturday...north winds 15 to 20 knots becoming northwest 10 to
15 knots. a chance of waterspouts. showers. waves 2 to 4 feet
subsiding to 1 to 3 feet. 
.saturday night...northwest winds 10 to 15 knots increasing to
15 to 20 knots. a chance of waterspouts. showers. waves 1 to
3 feet building to 3 to 6 feet. 
.sunday...west winds 15 to 25 knots increasing to 30 knots. a
chance of waterspouts. showers. waves 4 to 7 feet building to
6 to 10 feet. waves occasionally around 13 feet. 
.monday...northwest winds to 30 knots becoming southwest 15 to
25 knots. waves 7 to 10 feet subsiding to 3 to 6 feet. waves
occasionally around 13 feet. 
.tuesday...southwest winds 15 to 25 knots becoming west. waves
5 to 8 feet subsiding to 3 to 6 feet. waves occasionally around
10 feet. 

$$