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.

Fair

89°F

32°C

Humidity 65%
Wind Speed Calm
Barometer 30.08 in (1018.5 mb)
Dewpoint 76°F (24°C)
Visibility 9.00 mi
Heat Index100°F (38°C)
Last update 23 Jun 8:53 am EDT
Extended Forecast for

New Haven CT

Extreme Heat Warning June 23, 09:19am until June 24, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning June 23, 09:19am until June 24, 08:00pm

    NOW until 8:00pm Tue

    Extreme Heat Warning

  • Today

    High: 93 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 72. South wind around 6 mph becoming calm in the evening.

    Low: 72 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 99. Heat index values as high as 106. Calm wind becoming west 5 to 8 mph in the morning.

    High: 99 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 77. West wind around 5 mph becoming calm in the evening.

    Low: 77 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94. Northwest wind 5 to 7 mph.

    High: 94 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 30%.

    Low: 68 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 81.

    High: 81 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 40%.

    Low: 64 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 93. Heat index values as high as 102. Calm wind becoming south 5 to 7 mph in the afternoon.
Tonight
Mostly clear, with a low around 72. South wind around 6 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 99. Heat index values as high as 106. Calm wind becoming west 5 to 8 mph in the morning.
Tuesday Night
Mostly clear, with a low around 77. West wind around 5 mph becoming calm in the evening.
Wednesday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94. Northwest wind 5 to 7 mph.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 30%.
Thursday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 81.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 40%.
Friday
A 30 percent chance of showers. Mostly cloudy, with a high near 76.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 65.
Saturday
A 40 percent chance of showers. Mostly cloudy, with a high near 79.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 65.
Sunday
Mostly cloudy, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
New Haven CT
 41.31°N 72.92°W (Elev. 33 ft)
Last Update:
2:38 am EDT Jun 23, 2025
Forecast Valid:
9am EDT Jun 23, 2025-6pm EDT Jun 29, 2025
 
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