National Weather Service Marine Forecast FZUS61 KBUF

FZUS61 KBUF 110203
GLFSL

Forecast for the Saint Lawrence River
including the Thousand Islands Region
National Weather Service Buffalo NY
1003 PM EDT Sat Oct 10 2026

SLZ022-024-110900
Saint Lawrence River from Cape Vincent to Saint Regis 1003 PM EDT Sat Oct 10 2026

OVERNIGHT
East winds 10 knots or less becoming south. Partly to mostly cloudy.

SUNDAY
South winds 5 to 10 knots. A chance of rain late.

SUNDAY NIGHT
South winds less than 10 knots. Rain likely.

MONDAY
Light and variable winds. Mostly cloudy.

MONDAY NIGHT
Northeast winds 10 knots or less becoming east 10 to 15 knots. Showers.

TUESDAY
East winds 5 to 15 knots becoming northwest. Showers with a chance of thunderstorms.

WEDNESDAY
Northwest winds 10 knots or less. A chance of rain showers during the day.

THURSDAY
Northwest winds 10 knots or less becoming east. Partly cloudy.

Winds and waves higher in and near thunderstorms.