Areas of Severe Thunderstorms and Excessive Rainfall through This Weekend

A multi-day thunderstorm and heavy rain event will impact the south-central U.S. this Memorial Day weekend. Severe thunderstorms may produce large hail, severe gusts, and a possible tornado or two across portions of the central and southern Plains through Monday. The threat for heavy to excessive rainfall and possible flash flooding will return to the south-central U.S., especially in the Ozarks. Read More >

Current conditions at

New Haven, Tweed-New Haven Airport (KHVN)

Lat: 41.26°NLon: 72.89°WElev: 13ft.

A Few Clouds

58°F

14°C

Humidity 78%
Wind Speed N 3 mph
Barometer 29.98 in (1015.3 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 24 May 9:53 pm EDT
Extended Forecast for

Derby CT

  • Tonight

    Tonight: Mostly cloudy, with a low around 49. West wind around 6 mph.

    Low: 49 °F

    Mostly Cloudy

  • Sunday

    Sunday: Isolated showers after 2pm.  Partly sunny, with a high near 67. Northwest wind 8 to 11 mph.  Chance of precipitation is 20%.

    High: 67 °F

    Mostly Sunny
    then Isolated
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 49. Northwest wind 3 to 6 mph.

    Low: 49 °F

    Partly Cloudy

  • Memorial Day

    Memorial Day: Mostly sunny, with a high near 70. North wind around 6 mph becoming southwest in the afternoon.

    High: 70 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 51. South wind around 6 mph becoming calm  in the evening.

    Low: 51 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 55 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 72.

    High: 72 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers after 8pm.  Mostly cloudy, with a low around 56.

    Low: 56 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 49. West wind around 6 mph.
Sunday
Isolated showers after 2pm. Partly sunny, with a high near 67. Northwest wind 8 to 11 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 49. Northwest wind 3 to 6 mph.
Memorial Day
Mostly sunny, with a high near 70. North wind around 6 mph becoming southwest in the afternoon.
Monday Night
Partly cloudy, with a low around 51. South wind around 6 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 75.
Tuesday Night
Mostly cloudy, with a low around 55.
Wednesday
Mostly cloudy, with a high near 72.
Wednesday Night
A 40 percent chance of showers after 8pm. Mostly cloudy, with a low around 56.
Thursday
A 30 percent chance of showers. Mostly cloudy, with a high near 70.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 60.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 77.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 58.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
Derby CT
 41.31°N 73.09°W (Elev. 115 ft)
10:22 pm EDT May 24, 2025
10pm EDT May 24, 2025-6pm EDT May 31, 2025
 
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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