Severe Thunderstorms in the Upper Midwest; Excessive Heat in the Central U.S.

Severe thunderstorms, capable of severe wind (locally exceeding hurricane force), very large hail, flash flooding, and a few tornadoes, are possible late this afternoon into tonight across portions of the of the Upper Midwest into the southern Great Lakes. Excessive heat covers much of the central third of the country and is expected to persist into the weekend over the south-central states. Read More >

Hazardous Weather Conditions

Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

69°F

21°C

Humidity 84%
Wind Speed S 5 mph
Barometer 30.01 in (1016.1 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 28 Jul 7:56 pm EDT
Extended Forecast for

Niantic CT

  • Tonight

    Tonight: Partly cloudy, with a low around 62. Southeast wind 3 to 7 mph.

    Partly Cloudy

    Low: 62 °F

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly after 2pm.  Increasing clouds, with a high near 75. South wind 6 to 11 mph.

    Slight Chance
    T-storms then
    Chance
    T-storms

    High: 75 °F

  • Thursday
    Night

    Thursday Night: Showers and thunderstorms before 3am, then a slight chance of showers. Some of the storms could produce heavy rain.  Low around 66. South wind 7 to 10 mph.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Heavy Rain

    Low: 66 °F

  • Friday

    Friday: Mostly sunny, with a high near 81. West wind 8 to 14 mph.

    Mostly Sunny

    High: 81 °F

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 57. Northwest wind 8 to 13 mph.

    Mostly Clear

    Low: 57 °F

  • Saturday

    Saturday: Sunny, with a high near 76.

    Sunny

    High: 76 °F

  • Saturday
    Night

    Saturday Night: Mostly clear, with a low around 61.

    Mostly Clear

    Low: 61 °F

  • Sunday

    Sunday: Mostly sunny, with a high near 78.

    Mostly Sunny

    High: 78 °F

  • Sunday
    Night

    Sunday Night: A chance of showers between 8pm and 2am.  Mostly cloudy, with a low around 63. Chance of precipitation is 50%.

    Chance
    Showers

    Low: 63 °F

Detailed Forecast

Tonight
Partly cloudy, with a low around 62. Southeast wind 3 to 7 mph.
Thursday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Increasing clouds, with a high near 75. South wind 6 to 11 mph.
Thursday Night
Showers and thunderstorms before 3am, then a slight chance of showers. Some of the storms could produce heavy rain. Low around 66. South wind 7 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
Mostly sunny, with a high near 81. West wind 8 to 14 mph.
Friday Night
Mostly clear, with a low around 57. Northwest wind 8 to 13 mph.
Saturday
Sunny, with a high near 76.
Saturday Night
Mostly clear, with a low around 61.
Sunday
Mostly sunny, with a high near 78.
Sunday Night
A chance of showers between 8pm and 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 50%.
Monday
Mostly sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
Mostly cloudy, with a low around 63.
Wednesday
Partly sunny, with a high near 79.
Click Map For Forecast
Point Forecast:
Niantic CT
 41.31°N 72.21°W (Elev. 30 ft)
5:50 pm EDT Jul 28, 2021
8pm EDT Jul 28, 2021-6pm EDT Aug 4, 2021
 
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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