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

62°F

17°C

Humidity 93%
Wind Speed NE 16 G 26 mph
Barometer 29.68 in (1005.1 mb)
Dewpoint 60°F (16°C)
Visibility 2.50 mi
Last update 27 Sep 10:53 am EDT
Extended Forecast for

Derby CT

  • Today

    Today: Showers, with thunderstorms also possible after 2pm. High near 67. Northeast wind 15 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 67 °F

    Showers

  • Tonight

    Tonight: Showers and possibly a thunderstorm. Low around 56. Northeast wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 56 °F

    Showers

  • Monday

    Monday: Showers. High near 63. Northeast wind 13 to 15 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 63 °F

    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers, mainly before 8pm. Mostly cloudy, with a low around 54. North wind 5 to 10 mph.

    Low: 54 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 70. North wind around 7 mph.

    High: 70 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 55.

    Low: 55 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 57.

    Low: 57 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny

Detailed Forecast

Today
Showers, with thunderstorms also possible after 2pm. High near 67. Northeast wind 15 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and possibly a thunderstorm. Low around 56. Northeast wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Monday
Showers. High near 63. Northeast wind 13 to 15 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
A 30 percent chance of showers, mainly before 8pm. Mostly cloudy, with a low around 54. North wind 5 to 10 mph.
Tuesday
Partly sunny, with a high near 70. North wind around 7 mph.
Tuesday Night
Mostly cloudy, with a low around 55.
Wednesday
Mostly sunny, with a high near 73.
Wednesday Night
Mostly cloudy, with a low around 57.
Thursday
Partly sunny, with a high near 76.
Thursday Night
Mostly cloudy, with a low around 61.
Friday
Partly sunny, with a high near 75.
Friday Night
Mostly cloudy, with a low around 54.
Saturday
Mostly sunny, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Derby CT
 41.34°N 73.09°W (Elev. 118 ft)
Last Update:
7:18 am EDT Sep 27, 2026
Forecast Valid:
11am EDT Sep 27, 2026-6pm EDT Oct 3, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation