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open lake forecast for lake ontario
national weather service buffalo ny
410 am edt fri sep 24 2021

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 30.1 inch high over the ohio valley will ridge 
northeastward across new york state to new england today into 
saturday. a cold front will cross the lake late saturday before the 
surface high ridges back across the waters from the mid-atlantic 
states on sunday. another cold front is forecast to cross the lake 
on monday.


loz063>065-241500-
lake ontario open waters from hamlin beach to the saint lawrence
river-
410 am edt fri sep 24 2021

.today...southwest winds 15 to 20 knots. a chance of showers this
afternoon. waves 3 to 5 feet. 
.tonight...southwest winds 15 to 20 knots becoming south 5 to
15 knots. a chance of waterspouts early. a chance of showers in
the evening. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.saturday...south winds 5 to 15 knots. a chance of waterspouts in
the afternoon. a chance of showers in the afternoon. waves 1 to
3 feet. 
.saturday night...southwest winds 15 to 20 knots becoming west. a
chance of waterspouts. showers likely. waves 1 to 3 feet building
to 2 to 4 feet. 
.sunday...west winds 15 to 25 knots. a chance of waterspouts. a
chance of showers. waves 3 to 5 feet building to 5 to 8 feet.
waves occasionally around 10 feet. 
.monday...west winds 10 to 15 knots becoming northwest. a chance
of waterspouts during the day. a chance of showers during the
day. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.tuesday...northwest winds 5 to 10 knots becoming north. 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
411 am edt fri sep 24 2021


slz022-024-241500-
saint lawrence river from cape vincent to saint regis
411 am edt fri sep 24 2021

.today...south winds 10 to 15 knots becoming southwest 15 to
20 knots. a chance of showers late. 
.tonight...southwest winds 15 to 20 knots becoming south and
diminishing to 10 knots or less after midnight. a chance of
showers through the early overnight. 
.saturday...south winds 10 knots or less becoming southwest.
mostly sunny. 
.saturday night...south winds less than 10 knots. a chance of
showers. 
.sunday...southwest winds 5 to 15 knots becoming west. a chance
of showers. 
.monday...west winds 5 to 15 knots becoming northwest less than
10 knots. partly to mostly cloudy. 
.tuesday...northwest winds 10 knots or less. partly cloudy. 

$$