Great Lakes Forecast
Issued by NWS

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098
FZUS61 KBUF 052002
GLFSL

Forecast for the Saint Lawrence River
including the Thousand Islands Region
National Weather Service Buffalo NY
402 PM EDT Sun Oct 5 2025

SLZ022-024-060300-
Saint Lawrence River from Cape Vincent to Saint Regis
402 PM EDT Sun Oct 5 2025

.TONIGHT...Southwest winds 10 knots or less becoming south.
Mainly clear through the early overnight, then becoming partly
cloudy.
.MONDAY...South winds 5 to 15 knots becoming southwest. Sunny.
.MONDAY NIGHT...Southwest winds 5 to 10 knots becoming south. A
chance of showers overnight.
.TUESDAY...South winds 5 to 10 knots becoming southwest. Showers
with a chance of thunderstorms.
.TUESDAY NIGHT...West winds 5 to 10 knots becoming northwest.
Showers.
.WEDNESDAY...Northwest winds 5 to 10 knots becoming north. A
chance of rain showers during the day.
.THURSDAY...North winds less than 10 knots. Mainly clear.
.FRIDAY...South winds 5 to 10 knots becoming southwest. Mainly
clear, then becoming partly cloudy.

Winds and waves higher in and near thunderstorms.

$$