fzus61 kbuf 242003
glfsl 
expires:202606250300;;843442

forecast for the saint lawrence river
including the thousand islands region
national weather service buffalo ny
402 pm edt wed jun 24 2026


slz022-024-250300-
saint lawrence river from cape vincent to saint regis
402 pm edt wed jun 24 2026

.tonight...west winds 10 knots or less becoming southwest. mostly
cloudy. 
.thursday...southwest winds less than 10 knots becoming south. a
chance of showers late in the morning. showers likely with a
chance of thunderstorms in the afternoon. 
.thursday night...southeast winds less than 10 knots. showers
with a chance of thunderstorms in the evening, then showers
overnight. 
.friday...southwest winds 10 knots or less becoming west. showers
in the morning, then showers likely with a chance of
thunderstorms in the afternoon. 
.friday night...west winds less than 10 knots. showers likely in
the evening. 
.saturday...light and variable winds. becoming mainly clear. 
.sunday...light and variable winds. mainly clear, then becoming
partly cloudy. 
.monday...light and variable winds. partly to mostly cloudy. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 242002
glflo 
expires:202606250300;;843427

open lake forecast for lake ontario
national weather service buffalo ny
402 pm edt wed jun 24 2026

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 30.1 inch high over the ohio valley this evening will 
drift to the eastern seaboard by thursday. a weak 29.9 inch low will 
then move from the central great lakes thursday to southern quebec 
friday, then the canadian maritimes saturday. a 30.1 inch high will 
then build across the lower great lakes saturday, expanding to the 
lower great lakes by sunday.


loz062-250300-
lake ontario open waters from the niagara river to hamlin beach-
402 pm edt wed jun 24 2026

.tonight...southwest winds 5 to 15 knots becoming south less than
10 knots. a chance of showers late. waves 2 feet or less. 
.thursday...southeast winds 10 knots or less becoming east.
showers in the morning, then a chance of showers and
thunderstorms early in the afternoon. showers likely with a
chance of thunderstorms late. waves 1 foot or less. 
.thursday night...east winds 10 knots or less becoming west. a
chance of showers and thunderstorms in the evening, then a chance
of showers overnight. waves 1 foot or less. 
.friday...west winds 5 to 10 knots becoming southwest. waves
1 foot or less. 
.friday night...southwest winds less than 10 knots becoming
northeast. waves 1 foot or less. 
.saturday...northeast winds 10 knots or less becoming north.
waves 1 foot or less. 
.sunday...northeast winds less than 10 knots becoming east. waves
1 foot or less. 
.monday...southeast winds 10 knots or less becoming southwest.
waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 242002
glflo 
expires:202606250300;;843428

open lake forecast for lake ontario
national weather service buffalo ny
402 pm edt wed jun 24 2026

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 30.1 inch high over the ohio valley this evening will 
drift to the eastern seaboard by thursday. a weak 29.9 inch low will 
then move from the central great lakes thursday to southern quebec 
friday, then the canadian maritimes saturday. a 30.1 inch high will 
then build across the lower great lakes saturday, expanding to the 
lower great lakes by sunday.


loz063>065-250300-
lake ontario open waters from hamlin beach to the saint lawrence
river-
402 pm edt wed jun 24 2026

.tonight...southwest winds 10 to 15 knots diminishing to less
than 10 knots. waves 2 feet or less. 
.thursday...south winds 10 knots or less becoming southeast. a
chance of showers early, then showers late in the morning.
showers with a chance of thunderstorms in the afternoon. waves
1 foot or less. 
.thursday night...east winds 5 to 10 knots becoming southwest.
showers with a chance of thunderstorms in the evening, then
showers overnight. waves 1 foot or less. 
.friday...west winds 5 to 10 knots. a chance of showers in the
morning. waves 1 foot or less. 
.friday night...west winds 10 knots or less becoming east. waves
1 foot or less. 
.saturday...northeast winds 10 knots or less becoming northwest.
waves 1 foot or less. 
.sunday...north winds less than 10 knots. waves 1 foot or less. 
.monday...south winds 10 knots or less becoming southwest. a
chance of showers monday night. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$