Great Lakes Forecast
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416
FZUS61 KBUF 041403
GLFSL

Forecast for the Saint Lawrence River
including the Thousand Islands Region
National Weather Service Buffalo NY
1003 AM EDT Fri Sep 4 2026

SLZ022-024-042100-
Saint Lawrence River from Cape Vincent to Saint Regis
1003 AM EDT Fri Sep 4 2026

.THIS AFTERNOON...Northwest winds 10 knots or less. Partly to
mostly sunny.
.TONIGHT...Northwest winds less than 10 knots becoming north.
Partly cloudy.
.SATURDAY...North winds 10 knots or less becoming northeast.
Partly sunny.
.SATURDAY NIGHT...Northeast winds 10 knots or less. Partly
cloudy.
.SUNDAY...Northeast winds 5 to 10 knots becoming light and
variable. Partly cloudy, then becoming clear.
.MONDAY...Light and variable winds. Mainly clear, then becoming
mostly cloudy.
.TUESDAY...North winds 10 knots or less becoming southeast.
Partly to mostly cloudy.

$$