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ON- Lake Ontario

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fzus61 kbuf 270238
glflo 
313 

open lake forecast for lake ontario
national weather service buffalo ny
1038 pm edt wed jul 26 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 30.2 inch high along the new england coast will move
further offshore overnight while a 29.9 inch frontal trough will 
push south across the southern parts of ontario. this trough will
cross the lake on thursday. an expansive 30.1 inch high over
northern ontario thursday night will become anchored over the
upper great lakes friday and saturday. the high will expand across
the lower great lakes on sunday.

loz062-063-270915-
lake ontario open waters from the niagara river to sodus bay-
1038 pm edt wed jul 26 2017

.tonight...east winds 10 knots or less becoming southwest 10 to
15 knots. showers likely. waves 1 foot or less. 
.thursday...west winds 15 to 20 knots diminishing to 10 to
15 knots. showers likely with a chance of thunderstorms early...
then a chance of showers and thunderstorms. waves 1 to 3 feet. 
.thursday night...west winds 10 to 15 knots becoming northeast
15 to 20 knots. waves building to 2 to 4 feet. 
.friday...northeast winds 15 to 20 knots. waves 3 to 5 feet. 
.friday night...northeast winds 15 to 20 knots becoming north.
waves 3 to 5 feet. 
.saturday...north winds 15 to 20 knots. waves 3 to 5 feet. 
.sunday...northwest winds 10 knots or less. waves 1 foot or less.
.monday...southwest winds 10 knots or less. waves 1 foot or less.

winds and waves higher in and near thunderstorms.

$$
fzus61 kbuf 270238
glflo 

loz064-065-270915-
lake ontario open waters from sodus bay to the saint lawrence
river-
1038 pm edt wed jul 26 2017

.tonight...west winds 10 knots or less becoming south 10 to
15 knots. showers likely. waves averaging one foot. 
.thursday...southwest winds 15 to 20 knots becoming west 10 to
15 knots. showers likely with a chance of thunderstorms early...
then just a chance of showers and thunderstorms from late morning
on. waves building to 2 to 4 feet. 
.thursday night...west winds 5 to 10 knots becoming northeast and
increasing to 15 to 20 knots. waves 1 to 3 feet building to 2 to
4 feet. 
.friday...northeast winds 15 to 20 knots. waves building to 3 to
5 feet. 
.friday night...northeast winds 15 to 25 knots. waves 3 to 5 feet.
.saturday...north winds 15 to 20 knots. waves 2 to 4 feet. 
.sunday...northwest winds 10 knots or less. waves 1 foot or less.
.monday...southwest winds 5 to 10 knots. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$
fzus61 kbuf 270237
glfsl 
566 

forecast for the saint lawrence river
including the thousand islands region
national weather service buffalo ny
1037 pm edt wed jul 26 2017

slz022-024-270915-
saint lawrence river from cape vincent to saint regis
1037 pm edt wed jul 26 2017

.tonight...west winds 10 knots or less becoming southwest. showers
becoming likely. 
.thursday...southwest winds 5 to 10 knots becoming west. a chance
of showers and thunderstorms. 
.thursday night...west winds 5 to 10 knots becoming north. a
chance of showers and thunderstorms in the evening. 
.friday...north winds 10 to 15 knots. mostly sunny. 
.friday night...north winds 10 to 15 knots. partly cloudy. 
.saturday...north winds 10 to 15 knots. sunny. 
.sunday...northwest winds less than 10 knots. sunny. 
.monday...southwest winds 10 knots or less. partly cloudy. 

winds and waves higher in and near thunderstorms.

$$

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