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

Lebanon Municipal Airport (KLEB)

Lat: 43.63°NLon: 72.31°WElev: 558ft.

Fog/Mist

47°F

8°C

Humidity 93%
Wind Speed Calm
Barometer 29.71 in (1006.2 mb)
Dewpoint 45°F (7°C)
Visibility 3.00 mi
Last update 26 Nov 12:53 pm EST
Extended Forecast for

Thetford VT

  • This Afternoon

    This Afternoon: A 20 percent chance of showers or drizzle after 4pm. Mostly cloudy, with a high near 53. Light southeast wind.

    High: 53 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Rain likely with a chance of drizzle before 1am, then a slight chance of rain between 1am and 2am. Cloudy, then gradual clearing toward daybreak, with a low around 31. Calm wind becoming west 5 to 8 mph after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 31 °F

    Rain Likely
    then Chance
    Rain

  • Thanksgiving Day

    Thanksgiving Day: Increasing clouds, with a high near 41. Southwest wind 7 to 11 mph, with gusts as high as 24 mph.

    High: 41 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 28. Southwest wind around 8 mph, with gusts as high as 20 mph.

    Low: 28 °F

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 36. West wind 9 to 11 mph, with gusts as high as 24 mph.

    High: 36 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 24. West wind around 9 mph, with gusts as high as 22 mph.

    Low: 24 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 34. Northwest wind 5 to 8 mph, with gusts as high as 20 mph.

    High: 34 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 20. Calm wind.

    Low: 20 °F

    Mostly Cloudy

  • Sunday

    Sunday: Snow showers likely before 3pm, then rain and snow showers likely. Cloudy, with a high near 39. Southeast wind 5 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    High: 39 °F

    Chance Snow
    Showers then
    Rain/Snow
    Likely

Detailed Forecast

This Afternoon
A 20 percent chance of showers or drizzle after 4pm. Mostly cloudy, with a high near 53. Light southeast wind.
Tonight
Rain likely with a chance of drizzle before 1am, then a slight chance of rain between 1am and 2am. Cloudy, then gradual clearing toward daybreak, with a low around 31. Calm wind becoming west 5 to 8 mph after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thanksgiving Day
Increasing clouds, with a high near 41. Southwest wind 7 to 11 mph, with gusts as high as 24 mph.
Thursday Night
Partly cloudy, with a low around 28. Southwest wind around 8 mph, with gusts as high as 20 mph.
Friday
Mostly cloudy, with a high near 36. West wind 9 to 11 mph, with gusts as high as 24 mph.
Friday Night
Mostly cloudy, with a low around 24. West wind around 9 mph, with gusts as high as 22 mph.
Saturday
Mostly sunny, with a high near 34. Northwest wind 5 to 8 mph, with gusts as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 20. Calm wind.
Sunday
Snow showers likely before 3pm, then rain and snow showers likely. Cloudy, with a high near 39. Southeast wind 5 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Sunday Night
Rain showers likely before 4am, then a chance of rain and snow showers. Mostly cloudy, with a low around 28. South wind around 6 mph becoming west after midnight. Chance of precipitation is 60%.
Monday
A 30 percent chance of snow showers. Mostly cloudy, with a high near 38. Northwest wind 5 to 7 mph.
Monday Night
A 30 percent chance of snow showers. Mostly cloudy, with a low around 17. Calm wind.
Tuesday
A 40 percent chance of snow showers. Mostly cloudy, with a high near 31. Calm wind becoming southeast around 5 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Thetford VT
 43.83°N 72.26°W (Elev. 699 ft)
Last Update:
12:38 pm EST Nov 26, 2025
Forecast Valid:
1pm EST Nov 26, 2025-6pm EST Dec 2, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation