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open lake forecast for lake ontario
national weather service buffalo ny
935 pm est sat dec 21 2024

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 30.7 inch high will build across the lower great 
lakes through sunday. this high will move across new england...as
a 29.8 inch low will move across the central great lakes monday. 
this low will then move across the lower great lakes and into new 
england on tuesday. a 30.47 inch high will track just north and
then northeast of the lake on wednesday through thursday.


loz063>065-221000-
lake ontario open waters from hamlin beach to the saint lawrence
river-
935 pm est sat dec 21 2024

.rest of tonight...north winds 15 to 20 knots diminishing to 5 to
15 knots. a chance of lake effect snow showers. waves 2 to 4 feet
subsiding to 1 to 3 feet. 
.sunday...north winds 5 to 10 knots becoming light and variable.
scattered lake effect snow showers early, then scattered
flurries. waves 2 feet or less. 
.sunday night...west winds 10 knots or less becoming south 10 to
15 knots. waves 2 feet or less. 
.monday...south winds 10 to 15 knots increasing to 15 to
20 knots. a chance of snow in the afternoon. waves 1 to 3 feet
building to 2 to 4 feet. 
.monday night...south winds 15 to 25 knots becoming southwest.
snow in the evening, then snow and rain overnight. waves 3 to
6 feet. 
.tuesday...west winds 5 to 15 knots becoming northeast. snow
showers with rain showers likely during the day, then a chance of
snow showers tuesday night. waves 1 to 3 feet. 
.wednesday...east winds 5 to 10 knots. waves 1 foot or less. 
.thursday...east winds 5 to 15 knots becoming southeast. waves
2 feet or less. 

$$

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forecast for the saint lawrence river
including the thousand islands region
national weather service buffalo ny
935 pm est sat dec 21 2024


slz022-024-221000-
saint lawrence river from cape vincent to saint regis
935 pm est sat dec 21 2024

.overnight...northwest winds 10 knots or less. partly
cloudy. 
.sunday...northwest winds less than 10 knots. mostly sunny. 
.sunday night...light and variable winds. mainly clear. 
.monday...southeast winds 5 to 10 knots. snow likely in the
afternoon. 
.monday night...southeast winds 5 to 15 knots. snow.
.tuesday...east winds 10 knots or less becoming northeast. a
chance of snow showers during the day. 
.wednesday...northeast winds less than 10 knots. partly to mostly
cloudy. 
.thursday...northeast winds less than 10 knots becoming east.
partly to mostly cloudy. 

$$