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

Prolonged Atmospheric River in the Northwest; Snow in the North-Central US

A prolonged atmospheric river will bring heavy rainfall which may lead to widespread urban and river flooding, heavy mountain snow, along with gusty winds to the Pacific Northwest into the northern Rockies through much of the week. A clipper will bring a period of snow across the upper Midwest and the Great Lakes into Tuesday, before a stronger system bring more wintry impacts. Read More >

Current conditions at

Windsor Locks, Bradley International Airport (KBDL)

Lat: 41.94°NLon: 72.68°WElev: 174ft.

A Few Clouds

6°F

-14°C

Humidity 80%
Wind Speed W 5 mph
Barometer 30.26 in (1025.1 mb)
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Wind Chill-3°F (-19°C)
Last update 9 Dec 6:51 am EST
Extended Forecast for

West Simsbury CT

  • Today

    Today: Increasing clouds, with a high near 28. Light and variable wind.

    High: 28 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A chance of snow showers, mainly before 11pm. Mostly cloudy, with a low around 23. South wind 9 to 11 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Chance Snow
    Showers

  • Wednesday

    Wednesday: Rain, mainly after 2pm. High near 41. South wind 6 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 41 °F

    Slight Chance
    Rain then
    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain and snow showers before 3am, then a slight chance of snow showers between 3am and 4am. Mostly cloudy, with a low around 30. South wind 14 to 17 mph becoming west after midnight. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 30 °F

    Chance
    Rain/Snow

  • Thursday

    Thursday: A slight chance of snow showers. Partly sunny, with a high near 33. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 20%.

    High: 33 °F

    Slight Chance
    Snow Showers
    and Breezy

  • Thursday Night

    Thursday Night: A slight chance of snow showers before 3am. Mostly cloudy, with a low around 21. West wind 8 to 18 mph. Chance of precipitation is 20%.

    Low: 21 °F

    Slight Chance
    Snow Showers

  • Friday

    Friday: Mostly sunny, with a high near 33. West wind 8 to 10 mph, with gusts as high as 24 mph.

    High: 33 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of snow showers after 2am. Mostly cloudy, with a low around 21. Southwest wind 3 to 6 mph. Chance of precipitation is 30%.

    Low: 21 °F

    Partly Cloudy
    then Chance
    Snow Showers

  • Saturday

    Saturday: A chance of snow showers before 8am. Partly sunny, with a high near 35. Southwest wind 5 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    High: 35 °F

    Chance Snow
    Showers then
    Partly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 28. Light and variable wind.
Tonight
A chance of snow showers, mainly before 11pm. Mostly cloudy, with a low around 23. South wind 9 to 11 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Wednesday
Rain, mainly after 2pm. High near 41. South wind 6 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A chance of rain and snow showers before 3am, then a slight chance of snow showers between 3am and 4am. Mostly cloudy, with a low around 30. South wind 14 to 17 mph becoming west after midnight. Chance of precipitation is 40%. Little or no snow accumulation expected.
Thursday
A slight chance of snow showers. Partly sunny, with a high near 33. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 20%.
Thursday Night
A slight chance of snow showers before 3am. Mostly cloudy, with a low around 21. West wind 8 to 18 mph. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 33. West wind 8 to 10 mph, with gusts as high as 24 mph.
Friday Night
A chance of snow showers after 2am. Mostly cloudy, with a low around 21. Southwest wind 3 to 6 mph. Chance of precipitation is 30%.
Saturday
A chance of snow showers before 8am. Partly sunny, with a high near 35. Southwest wind 5 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Saturday Night
A chance of snow after 9pm, mixing with rain after midnight. Mostly cloudy, with a low around 22. West wind around 7 mph. Chance of precipitation is 40%.
Sunday
A chance of rain and snow. Partly sunny, with a high near 29. Northwest wind 7 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Sunday Night
Partly cloudy, with a low around 12. Northwest wind around 9 mph.
Monday
Mostly sunny, with a high near 24. Northwest wind 7 to 9 mph, with gusts as high as 20 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
West Simsbury CT
 41.88°N 72.82°W (Elev. 256 ft)
Last Update:
5:02 am EST Dec 9, 2025
Forecast Valid:
7am EST Dec 9, 2025-6pm EST Dec 15, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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