Great Lakes Forecast
Issued by NWS

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098
FZUS61 KBUF 100902
GLFSL

Forecast for the Saint Lawrence River
including the Thousand Islands Region
National Weather Service Buffalo NY
402 AM EST Mon Nov 10 2025

SLZ022-101600-
Saint Lawrence River from Cape Vincent to Ogdensburg-
402 AM EST Mon Nov 10 2025

.TODAY...Northwest winds 10 knots or less becoming west. A chance
of snow showers from late morning on.
.TONIGHT...West winds 5 to 10 knots. A chance of snow showers
early. A chance of snow showers late.
.TUESDAY...West winds 5 to 15 knots. A chance of snow showers in
the morning.
.TUESDAY NIGHT...West winds 10 to 15 knots becoming southwest. A
chance of snow showers in the evening, then lake effect snow
overnight.
.WEDNESDAY...Southwest winds 5 to 15 knots becoming west. Lake
effect rain and snow during the day, then rain showers likely
with a chance of snow showers Wednesday night.
.THURSDAY...West winds 10 knots or less. A chance of rain and
snow showers.
.FRIDAY...West winds 10 knots or less becoming north. A chance of
snow and rain showers during the day, then a chance of snow
showers Friday night.

$$

SLZ024-101600-
Saint Lawrence River from Ogdensburg to Saint Regis-
402 AM EST Mon Nov 10 2025

.TODAY...West winds 5 to 10 knots. A chance of snow showers this
afternoon.
.TONIGHT...West winds 5 to 15 knots. A chance of snow showers.
.TUESDAY...West winds 10 to 15 knots. A chance of snow showers.
.TUESDAY NIGHT...West winds 5 to 15 knots becoming southwest.
Lake effect snow overnight.
.WEDNESDAY...Southwest winds 5 to 15 knots becoming west. Lake
effect snow and lake effect rain during the day, then snow and
rain showers likely Wednesday night.
.THURSDAY...West winds 10 knots or less. A chance of rain and
snow showers during the day, then a chance of snow showers
Thursday night.
.FRIDAY...West winds less than 10 knots. A chance of snow
showers.

$$