Dangerous Heat to Continue through the Holiday Weekend; Severe Storms on Friday from the Plains to the Mid-Atlantic

Dangerous, record-breaking heat will continue across most of the central and eastern U.S through Friday then focusing across the eastern U.S. through the Independence Day holiday weekend. Peak heat indices of up to 115 degrees are possible. Isolated to scattered severe thunderstorms are possible from the northern/central Plains into the Midwest, Ohio Valley, and Mid-Atlantic Friday. Read More >

Current conditions at

New Haven, Tweed-New Haven Airport (KHVN)

Lat: 41.26°NLon: 72.89°WElev: 13ft.

Fair

84°F

29°C

Humidity 65%
Wind Speed SW 6 mph
Barometer 29.91 in (1012.8 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 2 Jul 9:53 pm EDT
Extended Forecast for

New Haven CT

Extreme Heat Warning July 2, 10:27pm until July 4, 09:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 2, 10:27pm until July 4, 09:00pm

    NOW until 9:00pm Sat

    Extreme Heat Warning

  • Tonight

    Low: 75 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 100. Heat index values as high as 113. Calm wind becoming west 5 to 8 mph in the morning.

    High: 100 °F

    Hot

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am.  Partly cloudy, with a low around 74. Light west wind.  Chance of precipitation is 20%.

    Low: 74 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Independence Day

    Independence Day: A 40 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 95. Heat index values as high as 105. Calm wind becoming west 5 to 9 mph in the morning.

    High: 95 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am.  Partly cloudy, with a low around 69. Light north wind.  Chance of precipitation is 30%.

    Low: 69 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers after 2pm.  Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of showers.  Mostly cloudy, with a low around 66.

    Low: 66 °F

    Chance
    Showers

  • Monday

    Monday: A 50 percent chance of showers.  Mostly cloudy, with a high near 79.

    High: 79 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 75. Calm wind.
Friday
Sunny and hot, with a high near 100. Heat index values as high as 113. Calm wind becoming west 5 to 8 mph in the morning.
Friday Night
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 74. Light west wind. Chance of precipitation is 20%.
Independence Day
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 95. Heat index values as high as 105. Calm wind becoming west 5 to 9 mph in the morning.
Saturday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 69. Light north wind. Chance of precipitation is 30%.
Sunday
A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 86.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 66.
Monday
A 50 percent chance of showers. Mostly cloudy, with a high near 79.
Monday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 63.
Tuesday
A 30 percent chance of showers before 2pm. Partly sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 63.
Wednesday
Mostly sunny, with a high near 82.
Wednesday Night
Partly cloudy, with a low around 66.
Thursday
Mostly sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
New Haven CT
 41.31°N 72.92°W (Elev. 33 ft)
7:49 pm EDT Jul 2, 2026
10pm EDT Jul 2, 2026-6pm EDT Jul 9, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database