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open lake forecast for lake ontario
national weather service buffalo ny
342 pm edt thu apr 25 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 large 30.4 inch canadian high centered north of 
georgian bay will settle across the lower great lakes this evening 
and tonight, then will slowly drift east across new england on 
friday. a warm front will lift northeast across the lake on 
saturday, followed by a 29.6 inch low that will then move from the 
central plains sunday to lake superior by monday evening. this low 
will then move northeast to near james bay by tuesday, while 
dragging its cold front across the lake.


loz063>065-260315-
lake ontario open waters from hamlin beach to the saint lawrence
river-
342 pm edt thu apr 25 2024

.tonight...southwest winds 10 knots or less becoming east. waves
2 feet or less. 
.friday...southeast winds 5 to 15 knots becoming northeast. waves
1 to 3 feet. 
.friday night...northeast winds 10 to 15 knots becoming
southeast. waves 1 to 3 feet. 
.saturday...southeast winds 15 to 20 knots becoming south. a
chance of showers in the morning, then showers likely in the
afternoon. waves 1 to 3 feet building to 2 to 4 feet. 
.saturday night...south winds 15 to 20 knots. showers likely in
the evening, then showers likely with a chance of thunderstorms
overnight. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.sunday...south winds 15 to 20 knots diminishing to 5 to
15 knots. showers likely during the day, then a chance of showers
sunday night. waves 1 to 3 feet subsiding to 1 foot or less. 
.monday...east winds 5 to 15 knots becoming south. a chance of
showers and thunderstorms monday night. waves 2 feet or less. 
.tuesday...southwest winds 10 to 15 knots becoming west. showers
likely with a chance of thunderstorms. waves 1 to 2 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
342 pm edt thu apr 25 2024


slz022-024-260315-
saint lawrence river from cape vincent to saint regis
342 pm edt thu apr 25 2024

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

winds and waves higher in and near thunderstorms.

$$