Summer Heat and Flooding Likely Today

Dangerous and intense summer heat is likely in several locations today, from the central Plains to the Great Lakes and Northeast and in the Pacific Northwest. Meanwhile, heavy to excessive rainfall from organized areas of rain and thunderstorms are likely going to produce flood issues in the Upper Mississippi Valley. Also, monsoonal showers and storms may result in flooding in the Four Corners. Read More >

Current conditions at

Groton / New London, Groton / New London Airport (KGON)

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

79°F

26°C

Humidity 77%
Wind Speed SW 10 mph
Barometer 30.08 in (1018.5 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 7 Aug 8:56 pm EDT
Extended Forecast for

Hadlyme CT

Heat Advisory until August 9, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until August 9, 08:00pm

    NOW until
    8:00pm Tue

    Heat Advisory

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 11pm.  Mostly cloudy, with a low around 75. Southwest wind 7 to 9 mph.

    Slight Chance
    T-storms then
    Mostly Cloudy

    Low: 75 °F

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 2pm.  Patchy fog before 7am.  Otherwise, mostly sunny, with a high near 90. Heat index values as high as 98. Southwest wind 7 to 13 mph.

    Patchy Fog
    then Slight
    Chance
    T-storms

    High: 90 °F

  • Monday
    Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 2am.  Partly cloudy, with a low around 73. Southwest wind 8 to 11 mph, with gusts as high as 23 mph.

    Slight Chance
    T-storms

    Low: 73 °F

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 90. Heat index values as high as 99. Southwest wind 8 to 10 mph, with gusts as high as 20 mph.

    Mostly Sunny
    then Chance
    T-storms

    High: 90 °F

  • Tuesday
    Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 70. Light and variable wind.

    Chance
    T-storms then
    Chance
    Showers

    Low: 70 °F

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms.  Partly sunny, with a high near 83.

    Chance
    T-storms

    High: 83 °F

  • Wednesday
    Night

    Wednesday Night: Showers likely, mainly before 2am.  Mostly cloudy, with a low around 69. Chance of precipitation is 60%.

    Showers
    Likely

    Low: 69 °F

  • Thursday

    Thursday: A 40 percent chance of showers.  Mostly cloudy, with a high near 80.

    Chance
    Showers

    High: 80 °F

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 11pm. Mostly cloudy, with a low around 75. Southwest wind 7 to 9 mph.
Monday
A 20 percent chance of showers and thunderstorms after 2pm. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 90. Heat index values as high as 98. Southwest wind 7 to 13 mph.
Monday Night
A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 73. Southwest wind 8 to 11 mph, with gusts as high as 23 mph.
Tuesday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Heat index values as high as 99. Southwest wind 8 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Light and variable wind.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
Wednesday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Thursday
A 40 percent chance of showers. Mostly cloudy, with a high near 80.
Thursday Night
Mostly cloudy, with a low around 66.
Friday
Mostly sunny, with a high near 81.
Friday Night
Mostly clear, with a low around 61.
Saturday
Sunny, with a high near 79.
Saturday Night
Mostly clear, with a low around 61.
Sunday
Sunny, with a high near 83.
Click Map For Forecast
Point Forecast:
Hadlyme CT
 41.4°N 72.34°W (Elev. 299 ft)
8:02 pm EDT Aug 7, 2022
9pm EDT Aug 7, 2022-6pm EDT Aug 14, 2022
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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