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.

Overcast

34°F

1°C

Humidity 89%
Wind Speed Calm
Barometer 29.77 in (1008.1 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 21 Feb 3:53 am EST
Extended Forecast for

Derby CT

Winter Storm Warning February 22, 06:00am until February 23, 06:00pm
Click here for hazard details and duration
Winter Storm Warning

  • Overnight

    Overnight: A 20 percent chance of snow. Mostly cloudy, with a low around 29. Calm wind.

    Low: 29 °F

    Slight Chance
    Snow

  • Saturday

    Saturday: Increasing clouds, with a high near 45. Calm wind becoming northwest around 6 mph.

    High: 45 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: A chance of rain and snow before 10pm, then a chance of snow. Cloudy, with a low around 29. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 50%.

    Low: 29 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Sunday

    Sunday: Snow likely, mainly after 10am. Cloudy, with a high near 33. Wind chill values between 20 and 25. East wind 6 to 15 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    High: 33 °F

    Snow Likely

  • Sunday Night

    Sunday Night: Snow. The snow could be heavy at times. Areas of blowing snow after 1am. Low around 28. Blustery, with a north wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.

    Low: 28 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Monday

    Monday: Snow. The snow could be heavy at times. Areas of blowing snow. High near 33. Windy. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

    High: 33 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Monday Night

    Monday Night: Cloudy, then gradually becoming partly cloudy, with a low around 21.

    Low: 21 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 15.

    Low: 15 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of snow. Mostly cloudy, with a low around 29. Calm wind.
Saturday
Increasing clouds, with a high near 45. Calm wind becoming northwest around 6 mph.
Saturday Night
A chance of rain and snow before 10pm, then a chance of snow. Cloudy, with a low around 29. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 50%.
Sunday
Snow likely, mainly after 10am. Cloudy, with a high near 33. Wind chill values between 20 and 25. East wind 6 to 15 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Sunday Night
Snow. The snow could be heavy at times. Areas of blowing snow after 1am. Low around 28. Blustery, with a north wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.
Monday
Snow. The snow could be heavy at times. Areas of blowing snow. High near 33. Windy. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.
Monday Night
Cloudy, then gradually becoming partly cloudy, with a low around 21.
Tuesday
Mostly sunny, with a high near 33.
Tuesday Night
Mostly cloudy, with a low around 15.
Wednesday
A chance of snow before 1pm, then a chance of rain and snow. Mostly cloudy, with a high near 38. Chance of precipitation is 30%.
Wednesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 29.
Thursday
A 50 percent chance of rain. Partly sunny, with a high near 44.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 28.
Friday
A 30 percent chance of rain. Mostly sunny, with a high near 41.
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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:
3:41 am EST Feb 21, 2026
Forecast Valid:
4am EST Feb 21, 2026-6pm EST Feb 27, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation