Great Lakes Forecast
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734
FZUS61 KBUF 231402
GLFSL

Forecast for the Saint Lawrence River
including the Thousand Islands Region
National Weather Service Buffalo NY
1002 AM EDT Sat Aug 23 2025

SLZ022-024-232100-
Saint Lawrence River from Cape Vincent to Saint Regis
1002 AM EDT Sat Aug 23 2025

.THIS AFTERNOON...Southwest winds 5 to 15 knots. Partly sunny,
then becoming mostly cloudy.
.TONIGHT...Southwest winds 5 to 15 knots becoming south. A chance
of showers and thunderstorms early, then showers likely with a
chance of thunderstorms late in the evening. Showers likely after
midnight.
.SUNDAY...South winds 10 to 15 knots becoming southwest. Showers
in the morning, then showers with a chance of thunderstorms in
the afternoon.
.SUNDAY NIGHT...Southwest winds 10 knots or less. Showers with a
chance of thunderstorms in the evening, then a chance of showers
overnight.
.MONDAY...Southwest winds 5 to 15 knots becoming west. Showers
likely.
.TUESDAY...West winds 10 knots or less. A chance of showers.
.WEDNESDAY...West winds 10 knots or less becoming southwest.
Partly cloudy.

Winds and waves higher in and near thunderstorms.

$$