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open lake forecast for lake ontario
national weather service buffalo ny
1022 am edt sat sep 23 2023

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...high pressure of 30.5 inches over new england will push 
out towards the atlantic today. meanwhile tropical system ophelia
at 29.3 inches off the north carolina coastline will push inland 
and weaken as it rides up the eastern coastline towards the jersey
shore through sunday evening. another surface high of 30.3 inches
will ridge from james bay southward to the great lakes on sunday 
and monday. this high will settle towards new england tuesday and 
wednesday averaging 30.5 inches.


loz063>065-232100-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1022 am edt sat sep 23 2023

.this afternoon...east winds 5 to 15 knots becoming northeast.
waves 2 feet or less. 
.tonight...northeast winds 10 to 15 knots becoming east 15 to
20 knots. waves 1 to 3 feet building to 2 to 4 feet. 
.sunday...east winds 15 to 20 knots becoming northeast. waves
2 to 4 feet building to 3 to 5 feet. 
.sunday night...northeast winds 15 to 20 knots. waves 3 to 5 feet
subsiding to 2 to 4 feet. 
.monday...northeast winds 15 to 20 knots becoming east. waves
3 to 5 feet. 
.tuesday...east winds 10 to 15 knots becoming southeast. waves
2 to 4 feet subsiding to 1 to 3 feet. 
.wednesday...southeast winds 5 to 15 knots. 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
1022 am edt sat sep 23 2023


slz022-024-232100-
saint lawrence river from cape vincent to saint regis
1022 am edt sat sep 23 2023

.this afternoon...light and variable winds becoming northeast 5 to
10 knots. partly sunny. 
.tonight...northeast winds 10 knots or less. mostly cloudy. 
.sunday...northeast winds 5 to 10 knots. partly to mostly sunny. 
.sunday night...northeast winds 5 to 10 knots. becoming mainly
clear. 
.monday...northeast winds 5 to 15 knots. mainly clear. 
.tuesday...northeast winds 10 knots or less becoming east. partly
cloudy. 
.wednesday...east winds 10 knots or less. partly cloudy. 

$$