Great Lakes Forecast
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156
FZUS61 KBUF 240803
GLFSL

Forecast for the Saint Lawrence River
including the Thousand Islands Region
National Weather Service Buffalo NY
403 AM EDT Fri Jul 24 2026

SLZ022-024-241500-
Saint Lawrence River from Cape Vincent to Saint Regis
403 AM EDT Fri Jul 24 2026

.TODAY...Southwest winds 5 to 10 knots. Sunny.
.TONIGHT...Southwest winds less than 10 knots. Mainly clear.
.SATURDAY...South winds 10 knots or less becoming southwest.
Sunny.
.SATURDAY NIGHT...Southwest winds less than 10 knots. Partly to
mostly cloudy.
.SUNDAY...South winds less than 10 knots. A chance of showers.
.MONDAY...South winds 10 knots or less. Showers likely with a
chance of thunderstorms.
.TUESDAY...South winds 10 knots or less becoming northwest.
Showers likely with a chance of thunderstorms.

Winds and waves higher in and near thunderstorms.

$$