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open lake forecast for lake ontario
national weather service buffalo ny
1042 pm edt wed aug 23 2017

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 29.2 inch low over central quebec will slowly spin 
east across quebec through tonight...then will weaken and exit 
across labrador on thursday. a 30.2 inch high will then build from 
near lake superior thursday to the central great lakes friday and 
the lower lakes on saturday...before drifting to the saint lawrence 
valley on sunday.

loz062-240915-
lake ontario open waters from the niagara river to hamlin beach-
1042 pm edt wed aug 23 2017

.overnight...northwest winds 15 to 20 knots diminishing to
10 to 15 knots. waves 2 to 4 feet. 
.thursday...northwest winds 5 to 10 knots. a chance of
waterspouts late in the morning. a chance of showers late in the
morning. a chance of showers late. waves 1 to 3 feet. 
.thursday night...northwest winds 5 to 15 knots becoming north. a
chance of waterspouts. a chance of showers. waves 1 to 3 feet. 
.friday...north winds 5 to 15 knots becoming northwest. waves
1 to 3 feet subsiding to 1 foot or less. 
.friday night...west winds 5 to 15 knots becoming north. waves
1 to 3 feet. 
.saturday...north winds 10 knots or less becoming east. waves
2 feet or less. 
.sunday...east winds 5 to 10 knots. waves 2 feet or less. 
.monday...east winds 5 to 10 knots becoming southeast. waves 1 to
2 feet. 

$$

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loz063>065-240915-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1042 pm edt wed aug 23 2017

.overnight...northwest winds 15 to 20 knots diminishing to
10 to 15 knots. waves 2 to 4 feet. 
.thursday...northwest winds 5 to 10 knots becoming west. a chance
of waterspouts through early afternoon. a chance of showers
through early afternoon. waves 1 to 3 feet. 
.thursday night...northwest winds 5 to 15 knots becoming
northeast. a chance of waterspouts. a chance of showers. waves
1 to 3 feet. 
.friday...north winds 5 to 10 knots becoming west. a chance of
waterspouts in the morning. a chance of showers in the morning.
waves 1 to 3 feet. 
.friday night...west winds 5 to 15 knots. waves 1 to 3 feet. 
.saturday...north winds less than 10 knots becoming east. waves
2 feet or less. 
.sunday...east winds 10 knots or less. waves 2 feet or less. 
.monday...east winds 5 to 10 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
1042 pm edt wed aug 23 2017

slz022-024-240915-
saint lawrence river from cape vincent to saint regis
1042 pm edt wed aug 23 2017

.overnight...west winds 10 knots or less. partly cloudy. 
.thursday...west winds 10 knots or less becoming northwest.
mostly sunny. 
.thursday night...northwest winds less than 10 knots becoming
west. mainly clear in the evening...then becoming partly cloudy. 
.friday...light and variable winds becoming north 5 to 10 knots.
mostly sunny. 
.friday night...northwest winds less than 10 knots. mainly clear.
.saturday...northwest winds less than 10 knots. mainly clear. 
.sunday...north winds less than 10 knots becoming east. mainly
clear. 
.monday...east winds less than 10 knots becoming southeast.
mainly clear. 

$$

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lez061-166>169-240830-
lake erie open waters from ripley to buffalo ny-
lake erie open waters from avon point to willowick oh-
lake erie open waters from willowick to geneva-on-the-lake oh-
lake erie open waters from geneva-on-the-lake to conneaut oh-
lake erie open waters from conneaut oh to ripley ny-
931 pm edt wed aug 23 2017

.overnight...northwest winds 10 to 15 knots becoming north.
a chance of waterspouts late. waves 2 to 4 feet...decreasing to 
1 to 3 feet.
.thursday...north winds 5 to 10 knots becoming northwest. a
chance of waterspouts. waves 1 to 2 feet. 
.thursday night...north winds 5 to 15 knots. a chance of
waterspouts. waves 1 to 3 feet. 
.friday...north winds 5 to 10 knots. a chance of waterspouts in
the morning. waves 2 feet or less. 
.friday night...north winds 5 to 10 knots becoming northeast.
waves 1 foot or less. 
.saturday...northeast winds 5 to 10 knots becoming east. waves
1 foot or less. 
.sunday...east winds 5 to 15 knots becoming southeast. waves 1 to
3 feet building to 2 to 4 feet...then subsiding to 1 to 3 feet. 
.monday...southeast winds 10 to 15 knots increasing to 15 to
20 knots. waves 1 to 3 feet. 

$$