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open lake forecast for lake ontario
national weather service buffalo ny
430 pm edt thu may 23 2024

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 29.9 inch high over the upper great lakes will 
build east across the lower great lakes through friday. a 29.5 
inch low near lake superior friday night will weaken as it slides 
across southern ontario saturday. a 29.9 inch high will then 
build in saturday night and remain over the lake through sunday. 
a 29.3 inch low will then track from lake michigan to central
quebec sunday night through tuesday, with its warm front crossing
the lake monday, and its trailing cold front then following suit 
monday night.


loz063>065-240315-
lake ontario open waters from hamlin beach to the saint lawrence
river-
430 pm edt thu may 23 2024

.tonight...southwest winds 5 to 15 knots. waves 1 to 3 feet. 
.friday...west winds 10 to 15 knots. waves 1 to 3 feet. 
.friday night...west winds 5 to 15 knots becoming east. waves
1 to 3 feet subsiding to 1 foot or less. 
.saturday...east winds 5 to 15 knots becoming northeast. a chance
of showers and thunderstorms in the afternoon. waves 2 feet or
less. 
.saturday night...northeast winds 5 to 10 knots becoming west. a
chance of showers and thunderstorms in the evening, then a chance
of showers overnight. waves 1 foot or less. 
.sunday...west winds 5 to 15 knots becoming east. a chance of
showers sunday night. waves 2 feet or less. 
.monday...southeast winds 15 to 20 knots becoming south. showers
with thunderstorms likely during the day, then showers likely
with a chance of thunderstorms monday night. waves 1 to 3 feet
building to 3 to 6 feet. 
.tuesday...southwest winds 15 to 20 knots. showers likely. waves
3 to 6 feet. 

winds and waves higher in and near thunderstorms.

$$

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forecast for the saint lawrence river
including the thousand islands region
national weather service buffalo ny
430 pm edt thu may 23 2024


slz022-024-240315-
saint lawrence river from cape vincent to saint regis
430 pm edt thu may 23 2024

.tonight...southwest winds 5 to 15 knots. clear.
.friday...southwest winds 10 to 15 knots becoming northwest.
sunny.
.friday night...northwest winds 10 knots or less becoming
northeast. mainly clear. 
.saturday...northeast winds less than 10 knots. a chance of
showers in the afternoon. 
.saturday night...light and variable winds. a chance of showers. 
.sunday...northwest winds 10 knots or less becoming east. partly
cloudy, then becoming mostly cloudy. 
.monday...east winds 5 to 10 knots becoming south. showers with
thunderstorms likely during the day, then showers likely with a
chance of thunderstorms monday night. 
.tuesday...south winds 5 to 15 knots becoming southwest. showers
likely. 

winds and waves higher in and near thunderstorms.

$$