National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Lake Effect Snow Warning and Winter Weather Advisories in effect for southern St. Lawrence and Franklin Counties from 1 AM Thursday through 7 PM Friday

Lake effect snow is expected to develop Thursday morning and persist through Thursday night, with total snow accumulations between 4 and 10 inches possible in the most persistent lake snow bands. Holiday travel could be very hazardous. Continue to monitor the latest forecasts for updates. Read More >

Current conditions at

Plattsburgh International Airport (KPBG)

Lat: 44.65°NLon: 73.47°WElev: 236ft.

Overcast

49°F

9°C

Humidity 97%
Wind Speed Calm
Barometer 29.57 in (1001.4 mb)
Dewpoint 48°F (9°C)
Visibility 7.00 mi
Last update 26 Nov 5:53 pm EST
Extended Forecast for

6 Miles WNW Willsboro NY

  • Tonight

    Tonight: Rain likely, possibly mixing with snow after 11pm, then gradually ending. Mostly cloudy, then gradually becoming mostly clear, with a low around 31. South wind 7 to 15 mph becoming west in the evening. Winds could gust as high as 33 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 31 °F

    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Thanksgiving Day

    Thanksgiving Day: A 20 percent chance of snow showers after 3pm. Mostly sunny, with a high near 38. Southwest wind 15 to 18 mph, with gusts as high as 32 mph.

    High: 38 °F

    Mostly Sunny
    then Slight
    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of snow showers. Mostly cloudy, with a low around 28. Southwest wind around 15 mph, with gusts as high as 29 mph. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Chance Snow
    Showers

  • Friday

    Friday: A 40 percent chance of snow showers. Mostly cloudy, with a high near 30. West wind 15 to 17 mph, with gusts as high as 33 mph. Little or no snow accumulation expected.

    High: 30 °F

    Chance Snow
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 24. Breezy, with a west wind 16 to 21 mph, with gusts as high as 37 mph.

    Low: 24 °F

    Mostly Cloudy
    and Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 29. West wind 6 to 14 mph, with gusts as high as 28 mph.

    High: 29 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 21. Calm wind becoming south 5 to 7 mph after midnight.

    Low: 21 °F

    Mostly Cloudy

  • Sunday

    Sunday: Snow showers. High near 35. South wind 13 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    High: 35 °F

    Snow Showers

  • Sunday Night

    Sunday Night: A chance of rain and snow showers before midnight, then a chance of snow showers between midnight and 1am. Mostly cloudy, with a low around 27. South wind 10 to 14 mph becoming west after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 50%.

    Low: 27 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

Detailed Forecast

Tonight
Rain likely, possibly mixing with snow after 11pm, then gradually ending. Mostly cloudy, then gradually becoming mostly clear, with a low around 31. South wind 7 to 15 mph becoming west in the evening. Winds could gust as high as 33 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Thanksgiving Day
A 20 percent chance of snow showers after 3pm. Mostly sunny, with a high near 38. Southwest wind 15 to 18 mph, with gusts as high as 32 mph.
Thursday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around 28. Southwest wind around 15 mph, with gusts as high as 29 mph. New snow accumulation of less than a half inch possible.
Friday
A 40 percent chance of snow showers. Mostly cloudy, with a high near 30. West wind 15 to 17 mph, with gusts as high as 33 mph. Little or no snow accumulation expected.
Friday Night
Mostly cloudy, with a low around 24. Breezy, with a west wind 16 to 21 mph, with gusts as high as 37 mph.
Saturday
Mostly sunny, with a high near 29. West wind 6 to 14 mph, with gusts as high as 28 mph.
Saturday Night
Mostly cloudy, with a low around 21. Calm wind becoming south 5 to 7 mph after midnight.
Sunday
Snow showers. High near 35. South wind 13 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Sunday Night
A chance of rain and snow showers before midnight, then a chance of snow showers between midnight and 1am. Mostly cloudy, with a low around 27. South wind 10 to 14 mph becoming west after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 50%.
Monday
Partly sunny, with a high near 31. West wind 7 to 10 mph, with gusts as high as 20 mph.
Monday Night
A 30 percent chance of snow showers. Mostly cloudy, with a low around 17. Northwest wind around 6 mph.
Tuesday
A 50 percent chance of snow showers. Partly sunny, with a high near 26. West wind around 7 mph becoming south in the morning.
Tuesday Night
A 30 percent chance of snow showers. Mostly cloudy, with a low around 17. West wind around 7 mph.
Wednesday
Partly sunny, with a high near 27. West wind 7 to 9 mph becoming southwest in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WNW Willsboro NY
 44.39°N 73.52°W (Elev. 1342 ft)
Last Update:
12:38 pm EST Nov 26, 2025
Forecast Valid:
6pm EST Nov 26, 2025-6pm EST Dec 3, 2025
 
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Additional Resources

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Chance of Precipitation