Strong Atmospheric River Bringing Heavy Rain to the Pacific Northwest; Areas of Snow in the North-Central and Eastern U.S.

A strong atmospheric river will bring prolonged heavy rainfall along with gusty winds to the Pacific Northwest through much of this week. The heavy rainfall may lead to widespread urban and river flooding. Accumulating snow is expected over parts of the central Appalachians and Mid-Atlantic today as well as the Upper Midwest and the Upper Great Lakes this evening into Tuesday. Read More >

Current conditions at

Willimantic, Windham Airport (KIJD)

Lat: 41.74°NLon: 72.18°WElev: 246ft.

Fair

23°F

-5°C

Humidity 27%
Wind Speed Calm
Barometer 30.28 in (1025.6 mb)
Dewpoint -6°F (-21°C)
Visibility 10.00 mi
Last update 8 Dec 5:52 pm EST
Extended Forecast for

Columbia CT

  • Tonight

    Tonight: Partly cloudy, with a low around 6. North wind 5 to 7 mph becoming calm  after midnight.

    Low: 6 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 30. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 30 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A chance of snow, mainly before midnight.  Mostly cloudy, with a low around 26. Southwest wind 7 to 10 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 26 °F

    Chance Snow

  • Wednesday

    Wednesday: A slight chance of snow before 9am, then rain likely.  Mostly cloudy, with a high near 43. Southwest wind 7 to 13 mph, with gusts as high as 23 mph.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 43 °F

    Chance
    Rain/Snow
    then Rain
    Likely

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 2am.  Mostly cloudy, with a low around 30. Southwest wind around 10 mph, with gusts as high as 21 mph.  Chance of precipitation is 60%.

    Low: 30 °F

    Rain Likely

  • Thursday

    Thursday: Mostly sunny, with a high near 38. West wind 9 to 13 mph.

    High: 38 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 21. West wind around 8 mph.

    Low: 21 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 33. West wind 8 to 10 mph, with gusts as high as 21 mph.

    High: 33 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of snow after 10pm.  Mostly cloudy, with a low around 21. West wind around 6 mph.  Chance of precipitation is 30%.

    Low: 21 °F

    Chance Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 6. North wind 5 to 7 mph becoming calm after midnight.
Tuesday
Increasing clouds, with a high near 30. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Tuesday Night
A chance of snow, mainly before midnight. Mostly cloudy, with a low around 26. Southwest wind 7 to 10 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Wednesday
A slight chance of snow before 9am, then rain likely. Mostly cloudy, with a high near 43. Southwest wind 7 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Wednesday Night
Rain likely, mainly before 2am. Mostly cloudy, with a low around 30. Southwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Thursday
Mostly sunny, with a high near 38. West wind 9 to 13 mph.
Thursday Night
Partly cloudy, with a low around 21. West wind around 8 mph.
Friday
Mostly sunny, with a high near 33. West wind 8 to 10 mph, with gusts as high as 21 mph.
Friday Night
A chance of snow after 10pm. Mostly cloudy, with a low around 21. West wind around 6 mph. Chance of precipitation is 30%.
Saturday
A chance of snow before 1pm. Partly sunny, with a high near 34. West wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 18. West wind around 10 mph.
Sunday
Mostly sunny, with a high near 28. West wind 9 to 13 mph.
Sunday Night
Mostly clear, with a low around 14. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 28. Northwest wind 8 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Columbia CT
 41.7°N 72.3°W (Elev. 453 ft)
12:46 pm EST Dec 8, 2025
6pm EST Dec 8, 2025-6pm EST Dec 15, 2025
 
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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