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FZUS61 KBUF 300803
GLFSL

Forecast for the Saint Lawrence River
including the Thousand Islands Region
National Weather Service Buffalo NY
403 AM EDT Thu Jul 30 2026

SLZ022-024-301500-
Saint Lawrence River from Cape Vincent to Saint Regis
403 AM EDT Thu Jul 30 2026

.TODAY...Northeast winds 10 knots or less becoming north. A
chance of showers late this morning. A chance of showers and
thunderstorms this afternoon.
.TONIGHT...North winds less than 10 knots. A chance of showers
early. Patchy fog from late evening on.
.FRIDAY...Light and variable winds. Patchy fog in the morning.
.FRIDAY NIGHT...Southwest winds less than 10 knots becoming
south. Mostly cloudy.
.SATURDAY...Southwest winds less than 10 knots. Showers likely
during the day, then showers with a chance of thunderstorms
Saturday night.
.SUNDAY...South winds less than 10 knots becoming northwest.
Showers with a chance of thunderstorms.
.MONDAY...Northwest winds less than 10 knots. Mainly clear.

Winds and waves higher in and near thunderstorms.

$$