Great Lakes Forecast
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270
FZUS61 KBUF 040802
GLFSL

Forecast for the Saint Lawrence River
including the Thousand Islands Region
National Weather Service Buffalo NY
402 AM EDT Fri Jul 4 2025

SLZ022-024-041500-
Saint Lawrence River from Cape Vincent to Saint Regis
402 AM EDT Fri Jul 4 2025

.TODAY...Northwest winds 10 knots or less. Sunny.
.TONIGHT...West winds 10 knots or less becoming south. Mainly
clear through the early overnight, then becoming partly cloudy.
.SATURDAY...Southwest winds 10 knots or less. Partly sunny.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots. Partly cloudy.
.SUNDAY...Southwest winds 5 to 15 knots. A chance of showers
Sunday night.
.MONDAY...Southwest winds 5 to 10 knots becoming light and
variable. A chance of showers and thunderstorms.
.TUESDAY...North winds less than 10 knots. Partly cloudy.

Winds and waves higher in and near thunderstorms.

$$