Current conditions at

New Haven, Tweed-New Haven Airport (KHVN)

Lat: 41.26°NLon: 72.89°WElev: 13ft.

Fair

70°F

21°C

Humidity 84%
Wind Speed Vrbl 5 mph
Barometer 30.21 in (1022.9 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 13 Jul 3:53 am EDT
Extended Forecast for

Derby CT

Heat Advisory July 14, 12:00pm until July 15, 09:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: Sunny, with a high near 86. Light southwest wind becoming south 5 to 10 mph in the morning.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 66. South wind 6 to 8 mph.

    Low: 66 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 93. Heat index values as high as 98. Southwest wind 6 to 11 mph.

    High: 93 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 76. West wind 8 to 10 mph.

    Low: 76 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 96. Northwest wind 8 to 11 mph.

    High: 96 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 86. Light southwest wind becoming south 5 to 10 mph in the morning.
Tonight
Mostly clear, with a low around 66. South wind 6 to 8 mph.
Tuesday
Sunny, with a high near 93. Heat index values as high as 98. Southwest wind 6 to 11 mph.
Tuesday Night
Mostly clear, with a low around 76. West wind 8 to 10 mph.
Wednesday
Sunny, with a high near 96. Northwest wind 8 to 11 mph.
Wednesday Night
Partly cloudy, with a low around 68.
Thursday
Mostly sunny, with a high near 91.
Thursday Night
Partly cloudy, with a low around 66.
Friday
Sunny, with a high near 88.
Friday Night
Partly cloudy, with a low around 64.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Sunday
A 40 percent chance of showers. Partly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
Derby CT
 41.34°N 73.09°W (Elev. 118 ft)
2:36 am EDT Jul 13, 2026
4am EDT Jul 13, 2026-6pm EDT Jul 19, 2026
 
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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