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Severe Thunderstorms over the Plains, Heavy Rain Threat Continues over Portions of the Mississippi Valley

Heavy rainfall with localized flooding will remain possible over portions of the Mississippi Valley and the Plains through midweek. In addition, severe thunderstorms will be possible over the southern and central Plains. Some of the storms could contain damaging winds and large hail. Read More >

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 76%
Wind Speed S 6 mph
Barometer 30.00 in (1015.7 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 17 Aug 7:56 pm EDT
Extended Forecast for

Old Lyme CTSimilar City Names

  • Tonight

    Tonight: A 20 percent chance of showers after 3am.  Increasing clouds, with a low around 67. South wind around 7 mph.

    Mostly Clear
    then Slight
    Chance
    Showers

    Low: 67 °F

  • Friday

    Friday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 11am. Some of the storms could produce gusty winds and heavy rain.  Cloudy, with a high near 76. South wind 8 to 13 mph.  Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Heavy Rain

    High: 76 °F

  • Friday
    Night

    Friday Night: Showers and thunderstorms likely, mainly before 3am.  Cloudy, with a low around 71. South wind 8 to 13 mph.  Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    T-storms
    Likely

    Low: 71 °F

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly before 8am.  Cloudy through mid morning, then gradual clearing, with a high near 85. Southwest wind 5 to 8 mph.

    Chance
    T-storms then
    Mostly Sunny

    High: 85 °F

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 66. Southwest wind 5 to 8 mph.

    Partly Cloudy

    Low: 66 °F

  • Sunday

    Sunday: Sunny, with a high near 84.

    Sunny

    High: 84 °F

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 65.

    Mostly Clear

    Low: 65 °F

  • Monday

    Monday: Sunny, with a high near 85.

    Sunny

    High: 85 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 67.

    Mostly Clear

    Low: 67 °F

Detailed Forecast

Tonight
A 20 percent chance of showers after 3am. Increasing clouds, with a low around 67. South wind around 7 mph.
Friday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 11am. Some of the storms could produce gusty winds and heavy rain. Cloudy, with a high near 76. South wind 8 to 13 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers and thunderstorms likely, mainly before 3am. Cloudy, with a low around 71. South wind 8 to 13 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday
A 30 percent chance of showers and thunderstorms, mainly before 8am. Cloudy through mid morning, then gradual clearing, with a high near 85. Southwest wind 5 to 8 mph.
Saturday Night
Partly cloudy, with a low around 66. Southwest wind 5 to 8 mph.
Sunday
Sunny, with a high near 84.
Sunday Night
Mostly clear, with a low around 65.
Monday
Sunny, with a high near 85.
Monday Night
Mostly clear, with a low around 67.
Tuesday
Sunny, with a high near 84.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 84.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 64.
Thursday
Sunny, with a high near 79.
Click Map For Forecast
Point Forecast:
Old Lyme CTSimilar City Names
 41.31°N 72.33°W (Elev. 43 ft)
7:17 pm EDT Aug 17, 2017
8pm EDT Aug 17, 2017-6pm EDT Aug 24, 2017
 
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