National Weather Service Marine Forecast FZUS61 KBUF

FZUS61 KBUF 082002
GLFSL

Forecast for the Saint Lawrence River
including the Thousand Islands Region
National Weather Service Buffalo NY
401 PM EDT Fri May 8 2026

SLZ022-024-090300
Saint Lawrence River from Cape Vincent to Saint Regis 401 PM EDT Fri May 8 2026

TONIGHT
Southwest winds 5 to 10 knots becoming south. Becoming mainly clear.

SATURDAY
South winds 5 to 10 knots. Sunny through early afternoon, then becoming partly sunny.

SATURDAY NIGHT
South winds 5 to 15 knots becoming southwest. Showers.

SUNDAY
Southwest winds 5 to 15 knots. Mostly sunny.

SUNDAY NIGHT
Southwest winds 10 knots or less becoming west. Partly cloudy.

MONDAY
West winds 10 knots or less becoming northwest. Partly cloudy.

TUESDAY
Northwest winds 5 to 10 knots becoming light and variable. Mainly clear, then becoming partly cloudy.

WEDNESDAY
South winds less than 10 knots becoming east. Partly to mostly cloudy.