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

Winter Weather Advisory in Effect for Portions of Northern New York and Vermont Tonight Into Monday Morning

A Winter Weather Advisory is in effect from 8 PM this evening through 8 AM Monday for the northern Adirondack region of NY and the spine of the Green Mountains eastward in Vermont. Widespread 3-6 inches of snowfall is expected with the heaviest snow likely to fall between 1 AM and 10 AM Sunday. Elsewhere, snowfall amounts will range from 2-4 inches with rain mixing with snow Sunday afternoom. Read More >

Hazardous Weather Conditions

Current conditions at

Caledonia County Airport (KCDA)

Lat: 44.57°NLon: 72.02°WElev: 1188ft.

Overcast

30°F

-1°C

Humidity 71%
Wind Speed W 6 G 16 mph
Barometer 29.97 in
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 21 Mar 2:35 pm EDT
Extended Forecast for

Willoughby VT

Winter Weather Advisory March 21, 08:00pm until March 23, 08:00am
Click here for hazard details and duration
Winter Weather Advisory

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 33. Northwest wind around 10 mph.

    High: 33 °F

    Mostly Cloudy

  • Tonight

    Tonight: Snow likely, mainly after 5am. Mostly cloudy, with a low around 25. Light and variable wind. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 25 °F

    Mostly Cloudy
    then Snow
    Likely

  • Sunday

    Sunday: Snow. High near 34. Southeast wind around 7 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    High: 34 °F

    Snow

  • Sunday Night

    Sunday Night: Snow likely, mainly before 8pm. Mostly cloudy, with a low around 25. East wind around 5 mph becoming north in the evening. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Snow Likely
    then Chance
    Snow

  • Monday

    Monday: A 50 percent chance of snow. Cloudy, with a high near 33. North wind around 6 mph. New snow accumulation of less than a half inch possible.

    High: 33 °F

    Chance Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 17. Northwest wind 3 to 6 mph.

    Low: 17 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 35. Calm wind becoming west around 6 mph in the afternoon.

    High: 35 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow after 2am. Mostly cloudy, with a low around 22. Southwest wind 6 to 8 mph.

    Low: 22 °F

    Mostly Cloudy
    then Chance
    Snow

  • Wednesday

    Wednesday: A chance of snow before 8am, then a chance of snow showers after 8am. Mostly cloudy, with a high near 33. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    High: 33 °F

    Chance Snow

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 33. Northwest wind around 10 mph.
Tonight
Snow likely, mainly after 5am. Mostly cloudy, with a low around 25. Light and variable wind. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Sunday
Snow. High near 34. Southeast wind around 7 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Sunday Night
Snow likely, mainly before 8pm. Mostly cloudy, with a low around 25. East wind around 5 mph becoming north in the evening. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday
A 50 percent chance of snow. Cloudy, with a high near 33. North wind around 6 mph. New snow accumulation of less than a half inch possible.
Monday Night
Mostly cloudy, with a low around 17. Northwest wind 3 to 6 mph.
Tuesday
Partly sunny, with a high near 35. Calm wind becoming west around 6 mph in the afternoon.
Tuesday Night
A 30 percent chance of snow after 2am. Mostly cloudy, with a low around 22. Southwest wind 6 to 8 mph.
Wednesday
A chance of snow before 8am, then a chance of snow showers after 8am. Mostly cloudy, with a high near 33. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Wednesday Night
A 30 percent chance of snow showers after 2am. Mostly cloudy, with a low around 14. West wind 8 to 10 mph.
Thursday
A chance of rain and snow showers. Mostly cloudy, with a high near 40. South wind around 8 mph. Chance of precipitation is 40%.
Thursday Night
Rain and snow showers likely. Mostly cloudy, with a low around 20. Southwest wind around 11 mph becoming west after midnight. Chance of precipitation is 70%.
Friday
A 30 percent chance of snow showers. Partly sunny, with a high near 28. Northwest wind around 11 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Willoughby VT
 44.71°N 72.11°W (Elev. 1201 ft)
Last Update:
2:20 pm EDT Mar 21, 2026
Forecast Valid:
2pm EDT Mar 21, 2026-6pm EDT Mar 27, 2026
 
Forecast Discussion
 
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Additional Resources

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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