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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

74°F

23°C

Humidity 79%
Wind Speed NW 3 mph
Barometer 29.86 in (1011.1 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 21 Jul 6:56 am EDT
Extended Forecast for

New London CT

  • Today

    Today: Sunny, with a high near 88. Light west wind becoming southwest 8 to 13 mph in the morning.

    Sunny

    High: 88 °F

  • Tonight

    Tonight: Mostly clear, with a low around 68. Northwest wind around 6 mph.

    Mostly Clear

    Low: 68 °F

  • Saturday

    Saturday: Mostly sunny, with a high near 84. Northwest wind 5 to 10 mph becoming southwest in the afternoon.

    Mostly Sunny

    High: 84 °F

  • Saturday
    Night

    Saturday Night: Showers likely and possibly a thunderstorm. Some of the storms could produce gusty winds and heavy rain.  Mostly cloudy, with a low around 69. South wind 5 to 8 mph becoming light and variable  after midnight.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Heavy Rain

    Low: 69 °F

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rain.  Mostly cloudy, with a high near 77. East wind 3 to 7 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Heavy Rain

    High: 77 °F

  • Sunday
    Night

    Sunday Night: A 50 percent chance of showers.  Mostly cloudy, with a low around 66.

    Chance
    Showers

    Low: 66 °F

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 77.

    Chance
    T-storms

    High: 77 °F

  • Monday
    Night

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

    Chance
    Showers

    Low: 67 °F

  • Tuesday

    Tuesday: A 40 percent chance of showers.  Mostly cloudy, with a high near 75.

    Chance
    Showers

    High: 75 °F

Detailed Forecast

Today
Sunny, with a high near 88. Light west wind becoming southwest 8 to 13 mph in the morning.
Tonight
Mostly clear, with a low around 68. Northwest wind around 6 mph.
Saturday
Mostly sunny, with a high near 84. Northwest wind 5 to 10 mph becoming southwest in the afternoon.
Saturday Night
Showers likely and possibly a thunderstorm. Some of the storms could produce gusty winds and heavy rain. Mostly cloudy, with a low around 69. South wind 5 to 8 mph becoming light and variable after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rain. Mostly cloudy, with a high near 77. East wind 3 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 66.
Monday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 77.
Monday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 67.
Tuesday
A 40 percent chance of showers. Mostly cloudy, with a high near 75.
Tuesday Night
Mostly cloudy, with a low around 63.
Wednesday
Mostly sunny, with a high near 76.
Wednesday Night
Partly cloudy, with a low around 64.
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)
6:27 am EDT Jul 21, 2017
7am EDT Jul 21, 2017-6pm EDT Jul 27, 2017
 
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Additional Resources

Radar & Satellite Image

Northeast Radar Mosaic Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database