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

Hazardous Weather Conditions

Current conditions at

New Haven, Tweed-New Haven Airport (KHVN)

Lat: 41.26°NLon: 72.89°WElev: 13ft.

Fog/Mist

31°F

-1°C

Humidity 85%
Wind Speed NE 7 mph
Barometer 30.13 in (1020.4 mb)
Dewpoint 27°F (-3°C)
Visibility 2.00 mi
Wind Chill24°F (-4°C)
Last update 22 Feb 8:53 am EST
Extended Forecast for

Derby CT

Blizzard Warning February 22, 01:00pm until February 23, 06:00pm
Click here for hazard details and duration
Blizzard Warning

  • Today

    Today: Snow, mainly after 4pm. High near 35. Wind chill values between 25 and 30. East wind 8 to 13 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than one inch possible.

    High: 35 °F

    Chance Snow
    then Snow

  • Tonight

    Tonight: Snow. The snow could be heavy at times. Areas of blowing snow after 10pm. Low around 27. Wind chill values between 15 and 25. Windy, with a northeast wind 16 to 21 mph increasing to 24 to 29 mph after midnight. Winds could gust as high as 46 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 14 inches possible.

    Low: 27 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Monday

    Monday: Snow, mainly before 4pm. The snow could be heavy at times. Areas of blowing snow before 4pm. High near 33. Wind chill values between 10 and 20. Windy, with a north wind 23 to 31 mph, with gusts as high as 48 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    High: 33 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Monday Night

    Monday Night: A 30 percent chance of snow, mainly before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 19. Wind chill values between 10 and 15. Blustery, with a northwest wind 13 to 21 mph, with gusts as high as 34 mph.

    Low: 19 °F

    Chance Snow
    and Blustery
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 31. Northwest wind around 11 mph.

    High: 31 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow after 1am. Increasing clouds, with a low around 15.

    Low: 15 °F

    Partly Cloudy
    then Chance
    Snow

  • Wednesday

    Wednesday: Snow likely before 1pm, then a chance of rain and snow. Mostly cloudy, with a high near 40. Chance of precipitation is 60%.

    High: 40 °F

    Snow Likely
    then Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain. Partly cloudy, with a low around 27.

    Low: 27 °F

    Chance Rain

  • Thursday

    Thursday: A 50 percent chance of rain. Partly sunny, with a high near 41.

    High: 41 °F

    Chance Rain

Detailed Forecast

Today
Snow, mainly after 4pm. High near 35. Wind chill values between 25 and 30. East wind 8 to 13 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than one inch possible.
Tonight
Snow. The snow could be heavy at times. Areas of blowing snow after 10pm. Low around 27. Wind chill values between 15 and 25. Windy, with a northeast wind 16 to 21 mph increasing to 24 to 29 mph after midnight. Winds could gust as high as 46 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 14 inches possible.
Monday
Snow, mainly before 4pm. The snow could be heavy at times. Areas of blowing snow before 4pm. High near 33. Wind chill values between 10 and 20. Windy, with a north wind 23 to 31 mph, with gusts as high as 48 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Monday Night
A 30 percent chance of snow, mainly before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 19. Wind chill values between 10 and 15. Blustery, with a northwest wind 13 to 21 mph, with gusts as high as 34 mph.
Tuesday
Mostly sunny, with a high near 31. Northwest wind around 11 mph.
Tuesday Night
A 30 percent chance of snow after 1am. Increasing clouds, with a low around 15.
Wednesday
Snow likely before 1pm, then a chance of rain and snow. Mostly cloudy, with a high near 40. Chance of precipitation is 60%.
Wednesday Night
A 30 percent chance of rain. Partly cloudy, with a low around 27.
Thursday
A 50 percent chance of rain. Partly sunny, with a high near 41.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 29.
Friday
A 30 percent chance of rain. Partly sunny, with a high near 41.
Friday Night
Mostly clear, with a low around 21.
Saturday
Mostly sunny, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Derby CT
 41.31°N 73.09°W (Elev. 115 ft)
Last Update:
5:57 am EST Feb 22, 2026
Forecast Valid:
9am EST Feb 22, 2026-6pm EST Feb 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation