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436
FZUS61 KBUF 200802
GLFSL

Forecast for the Saint Lawrence River
including the Thousand Islands Region
National Weather Service Buffalo NY
402 AM EDT Wed Aug 20 2025

SLZ022-024-201500-
Saint Lawrence River from Cape Vincent to Saint Regis
402 AM EDT Wed Aug 20 2025

.TODAY...Southeast winds 5 to 10 knots becoming east. A chance of
showers.
.TONIGHT...East winds 10 knots or less becoming northeast. Partly
to mostly cloudy.
.THURSDAY...Northeast winds 10 knots or less. Sunny.
.THURSDAY NIGHT...Northeast winds less than 10 knots. Mainly
clear.
.FRIDAY...Northeast winds less than 10 knots becoming south.
Mainly clear.
.SATURDAY...South winds 5 to 10 knots. Showers likely Saturday
night.
.SUNDAY...South winds 5 to 10 knots becoming southwest. Showers
likely with a chance of thunderstorms.

Winds and waves higher in and near thunderstorms.

$$