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Severe Thunderstorms With Heavy Rain Possible In The Upper Midwest; Excessive Heat For Central U.S.

Several rounds of strong to severe thunderstorms will be possible from the northern Plains and upper Midwest to the Great Lakes through Friday. Damaging winds, large hail, and flooding will be the primary threats with these storms. Excessive heat will grip the central Plains with heat indices approaching 105 to 110 degrees. Very hot and humid conditions are likely to expand into the Mid Atlantic. 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

78°F

26°C

Humidity 82%
Wind Speed SW 3 mph
Barometer 29.84 in (1010.5 mb)
Dewpoint 72°F (22°C)
Visibility 8.00 mi
Heat Index80°F (27°C)
Last update 20 Jul 8:56 pm EDT
Extended Forecast for

New London CT

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before midnight. Some of the storms could produce gusty winds and heavy rain.  Patchy fog after 2am.  Otherwise, mostly cloudy, with a low around 70. Northwest wind 3 to 6 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Heavy Rain
    then Heavy
    Rain and
    Patchy Fog

    Low: 70 °F

  • Friday

    Friday: Mostly sunny, with a high near 89. West wind 6 to 11 mph.

    Mostly Sunny

    High: 89 °F

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 67. Northwest wind 5 to 8 mph.

    Mostly Clear

    Low: 67 °F

  • Saturday

    Saturday: Partly sunny, with a high near 85. Light and variable wind becoming southwest 5 to 8 mph in the morning.

    Partly Sunny

    High: 85 °F

  • Saturday
    Night

    Saturday Night: A 30 percent chance of showers, mainly after 2am.  Mostly cloudy, with a low around 68. South wind around 5 mph becoming light and variable.

    Chance
    Showers

    Low: 68 °F

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 2pm. Some of the storms could produce heavy rain.  Mostly cloudy, with a high near 78. Chance of precipitation is 50%.

    Chance
    Showers then
    Heavy Rain

    High: 78 °F

  • Sunday
    Night

    Sunday Night: A chance of showers and thunderstorms. Some of the storms could produce heavy rain.  Mostly cloudy, with a low around 68. Chance of precipitation is 50%.

    Heavy Rain
    then Chance
    Showers

    Low: 68 °F

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 78.

    Chance
    T-storms

    High: 78 °F

  • Monday
    Night

    Monday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 67.

    Chance
    T-storms

    Low: 67 °F

Detailed Forecast

Tonight
Showers and thunderstorms likely, mainly before midnight. Some of the storms could produce gusty winds and heavy rain. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 70. Northwest wind 3 to 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Mostly sunny, with a high near 89. West wind 6 to 11 mph.
Friday Night
Mostly clear, with a low around 67. Northwest wind 5 to 8 mph.
Saturday
Partly sunny, with a high near 85. Light and variable wind becoming southwest 5 to 8 mph in the morning.
Saturday Night
A 30 percent chance of showers, mainly after 2am. Mostly cloudy, with a low around 68. South wind around 5 mph becoming light and variable.
Sunday
A chance of showers, with thunderstorms also possible after 2pm. Some of the storms could produce heavy rain. Mostly cloudy, with a high near 78. Chance of precipitation is 50%.
Sunday Night
A chance of showers and thunderstorms. Some of the storms could produce heavy rain. Mostly cloudy, with a low around 68. Chance of precipitation is 50%.
Monday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 78.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Tuesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 77.
Tuesday Night
Partly cloudy, with a low around 63.
Wednesday
Mostly sunny, with a high near 77.
Wednesday Night
Partly cloudy, with a low around 65.
Thursday
Mostly sunny, with a high near 77.
Click Map For Forecast
Point Forecast:
New London CT
 41.35°N 72.11°W (Elev. 98 ft)
8:13 pm EDT Jul 20, 2017
9pm EDT Jul 20, 2017-6pm EDT Jul 27, 2017
 
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Additional Resources

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Northeast Radar Mosaic Link to Satellite Data

Hourly Weather Forecast

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