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

65°F

18°C

Humidity 97%
Wind Speed Calm
Barometer 30.03 in (1016.8 mb)
Dewpoint 64°F (18°C)
Visibility 5.00 mi
Last update 29 Jun 2:53 am EDT
Extended Forecast for

3 Miles SSW Killingworth CT

Extreme Heat Watch July 1, 12:00pm until July 3, 09:00pm
Click here for hazard details and duration
Extreme Heat Watch

  • Overnight

    Overnight: Patchy dense fog. Otherwise, mostly cloudy, with a steady temperature around 64. Calm wind.

    Low: 64 °F

    Patchy Dense
    Fog

  • Monday

    Monday: Patchy dense fog before 9am. Otherwise, mostly sunny, with a high near 85. Light and variable wind.

    High: 85 °F

    Patchy Dense
    Fog then
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 63. Southeast wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83. Calm wind becoming south 5 to 9 mph in the afternoon.

    High: 83 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Southwest wind around 6 mph.

    Low: 68 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 74.

    Low: 74 °F

    Clear

Detailed Forecast

Overnight
Patchy dense fog. Otherwise, mostly cloudy, with a steady temperature around 64. Calm wind.
Monday
Patchy dense fog before 9am. Otherwise, mostly sunny, with a high near 85. Light and variable wind.
Monday Night
Partly cloudy, with a low around 63. Southeast wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 83. Calm wind becoming south 5 to 9 mph in the afternoon.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Southwest wind around 6 mph.
Wednesday
Mostly sunny, with a high near 89.
Wednesday Night
Partly cloudy, with a low around 71.
Thursday
Sunny, with a high near 94.
Thursday Night
Clear, with a low around 74.
Friday
Sunny, with a high near 95.
Friday Night
A 30 percent chance of showers. Partly cloudy, with a low around 72.
Independence Day
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Sunday
A 40 percent chance of showers. Mostly sunny, with a high near 87.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Killingworth CT
 41.31°N 72.56°W (Elev. 121 ft)
Last Update:
2:28 am EDT Jun 29, 2026
Forecast Valid:
3am EDT Jun 29, 2026-6pm EDT Jul 5, 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