Great Lakes Forecast
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367
FZUS61 KBUF 200801
GLFSL

Forecast for the Saint Lawrence River
including the Thousand Islands Region
National Weather Service Buffalo NY
401 AM EDT Sun Apr 20 2025

SLZ022-201500-
Saint Lawrence River from Cape Vincent to Ogdensburg-
401 AM EDT Sun Apr 20 2025

.TODAY...Northwest winds 5 to 10 knots. Sunny.
.TONIGHT...Northwest winds 10 knots or less becoming east. Mainly
clear early, then becoming partly cloudy.
.MONDAY...East winds 10 knots or less becoming southeast. A
chance of rain showers in the morning, then rain showers likely
in the afternoon.
.MONDAY NIGHT...Southeast winds 10 to 15 knots becoming
southwest. Showers.
.TUESDAY...Southwest winds 15 to 20 knots becoming west 5 to
15 knots. Mostly cloudy.
.WEDNESDAY...West winds less than 10 knots becoming south. Partly
cloudy.
.THURSDAY...South winds 10 knots or less becoming southeast.
Partly to mostly cloudy.

$$

SLZ024-201500-
Saint Lawrence River from Ogdensburg to Saint Regis-
401 AM EDT Sun Apr 20 2025

.TODAY...Northwest winds 10 to 15 knots. Sunny.
.TONIGHT...Northwest winds 5 to 10 knots becoming light and
variable. Mainly clear early, then becoming partly cloudy.
.MONDAY...East winds 10 knots or less. Rain showers likely in the
afternoon.
.MONDAY NIGHT...East winds 5 to 15 knots becoming south. Showers.
.TUESDAY...Southwest winds 5 to 15 knots becoming west. Mostly
cloudy.
.WEDNESDAY...West winds 5 to 10 knots becoming light and
variable. Partly to mostly cloudy.
.THURSDAY...Southwest winds 10 knots or less becoming southeast.
A chance of rain showers Thursday night.

$$