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forecast for the saint lawrence river
including the thousand islands region
national weather service buffalo ny
1020 pm edt sun jul 23 2017

slz022-024-240915-
saint lawrence river from cape vincent to saint regis
1020 pm edt sun jul 23 2017

.overnight...northeast winds 15 to 20 knots becoming east.
showers with a chance of thunderstorms. 
.monday...northeast winds 15 to 20 knots becoming east 10 to
15 knots. showers with a chance of thunderstorms in the morning...
then showers and thunderstorms in the afternoon. some
thunderstorms may produce gusty winds. 
.monday night...east winds 5 to 15 knots becoming northeast.
showers likely with a chance of thunderstorms in the evening...
then showers likely overnight. 
.tuesday...northeast winds 5 to 10 knots. a chance of showers in
the morning. 
.tuesday night...east winds 5 to 10 knots becoming light and
variable. mainly clear. 
.wednesday...south winds 10 knots or less becoming southwest.
partly cloudy...then becoming mostly cloudy. 
.thursday...southwest winds 10 knots or less becoming north.
showers and thunderstorms likely during the day...then a chance
of showers thursday night. 
.friday...north winds 10 knots or less becoming northeast. partly
cloudy. 

winds and waves higher in and near thunderstorms.

$$

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open lake forecast for lake ontario
national weather service buffalo ny
1020 pm edt sun jul 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 29.7 inch low over eastern lake erie will track 
eastward across western ny tonight stalling over lake ontario 
monday. meanwhile...a 30.2 inch high will ridge from hudson bay to 
the upper great lakes through monday...before extending across the 
lower great lakes tuesday.

loz062-240915-
lake ontario open waters from the niagara river to hamlin beach-
1020 pm edt sun jul 23 2017

.overnight...east winds 15 to 25 knots diminishing to 10 to
15 knots. a chance of showers. waves 3 to 6 feet. 
.monday...north winds 5 to 15 knots becoming northwest. a chance
of showers. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.monday night...north winds 10 to 15 knots becoming northwest. a
chance of showers in the evening. waves 1 to 3 feet building to
2 to 4 feet. 
.tuesday...north winds 10 to 15 knots becoming northeast. waves
3 to 5 feet subsiding to 2 to 4 feet. 
.tuesday night...east winds 5 to 10 knots becoming southeast.
waves 2 to 4 feet subsiding to 1 to 3 feet. 
.wednesday...southeast winds 10 knots or less becoming southwest
10 to 15 knots. waves 2 feet or less. 
.thursday...southwest winds 5 to 15 knots becoming north. showers
and thunderstorms likely during the day...then a chance of
showers thursday night. waves 1 foot or less. 
.friday...northeast winds 5 to 15 knots diminishing to 10 knots
or less. waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

$$

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loz063>065-240915-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1020 pm edt sun jul 23 2017

.overnight...east winds 15 to 25 knots becoming southeast.
showers with a chance of thunderstorms. waves 3 to 5 feet. 
.monday...south winds to 30 knots becoming southeast 15 to
25 knots. showers with a chance of thunderstorms in the morning...
then showers and thunderstorms early in the afternoon. showers
likely with a chance of thunderstorms late. some thunderstorms
may produce gusty winds. waves 2 to 4 feet. 
.monday night...northeast winds 5 to 15 knots becoming west. a
chance of showers and thunderstorms in the evening...then a
chance of showers overnight. waves 2 to 4 feet. 
.tuesday...northwest winds 10 to 15 knots becoming north 15 to
20 knots. waves 3 to 5 feet. 
.tuesday night...northeast winds 5 to 15 knots becoming
southeast. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.wednesday...southeast winds 5 to 15 knots becoming southwest
15 to 20 knots. waves 2 feet or less. 
.thursday...southwest winds 5 to 15 knots becoming north. showers
and thunderstorms likely. waves 2 feet or less. 
.friday...northeast winds 5 to 15 knots. waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

$$