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

39°F

4°C

Humidity 70%
Wind Speed S 10 mph
Barometer 30.24 in (1024.0 mb)
Dewpoint 30°F (-1°C)
Visibility 8.00 mi
Wind Chill32°F (0°C)
Last update 21 Jan 6:53 pm EST
Extended Forecast for

Derby CT

  • Tonight

    Tonight: A 40 percent chance of snow before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 31. Southwest wind around 7 mph.

    Low: 31 °F

    Chance Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 43. Wind chill values between 25 and 35. Southwest wind 8 to 14 mph.

    High: 43 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 22. West wind around 6 mph.

    Low: 22 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 34. Wind chill values between 15 and 25. West wind 6 to 13 mph.

    High: 34 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 6. Northwest wind 9 to 11 mph, with gusts as high as 24 mph.

    Low: 6 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 16.

    High: 16 °F

    Cold

  • Saturday Night

    Saturday Night: A 50 percent chance of snow after 1am. Mostly cloudy, with a low around 7.

    Low: 7 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Snow. High near 21. Chance of precipitation is 80%.

    High: 21 °F

    Snow

  • Sunday Night

    Sunday Night: Snow. Low around 14. Chance of precipitation is 80%.

    Low: 14 °F

    Snow

Detailed Forecast

Tonight
A 40 percent chance of snow before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 31. Southwest wind around 7 mph.
Thursday
Mostly sunny, with a high near 43. Wind chill values between 25 and 35. Southwest wind 8 to 14 mph.
Thursday Night
Partly cloudy, with a low around 22. West wind around 6 mph.
Friday
Partly sunny, with a high near 34. Wind chill values between 15 and 25. West wind 6 to 13 mph.
Friday Night
Partly cloudy, with a low around 6. Northwest wind 9 to 11 mph, with gusts as high as 24 mph.
Saturday
Mostly sunny and cold, with a high near 16.
Saturday Night
A 50 percent chance of snow after 1am. Mostly cloudy, with a low around 7.
Sunday
Snow. High near 21. Chance of precipitation is 80%.
Sunday Night
Snow. Low around 14. Chance of precipitation is 80%.
Monday
A 50 percent chance of snow. Mostly cloudy, with a high near 26.
Monday Night
Partly cloudy, with a low around 8.
Tuesday
Sunny, with a high near 24.
Tuesday Night
Mostly clear, with a low around 9.
Wednesday
Partly sunny, with a high near 27.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Derby CT
 41.31°N 73.09°W (Elev. 115 ft)
Last Update:
6:01 pm EST Jan 21, 2026
Forecast Valid:
7pm EST Jan 21, 2026-6pm EST Jan 28, 2026
 
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