Threat For Severe Thunderstorms For The Mid Atlantic And Northeast; Hurricane Lane Continues Westward Across the Central Pacific

Showers and thunderstorms will impact the Mid Atlantic and Northeast U.S. on Tuesday. Some of the storms could produce damaging winds, large hail, and heavy rainfall. Localized flooding will be possible. The major I-95 cities from Washington D.C. to New York could be impacted. Major Hurricane Lane will turn northwest and could impact the Hawaiian Islands late week and into the weekend. Read More >

Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Mostly Cloudy

65°F

18°C

Humidity 87%
Wind Speed N 6 mph
Barometer 30.13 in (1020.2 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 21 Aug 6:56 am EDT
Extended Forecast for

Groton / New London Airport CT

  • Today

    Today: A 20 percent chance of showers after 2pm.  Partly sunny, with a high near 75. North wind 6 to 9 mph becoming east in the afternoon.

    Partly Sunny
    then Slight
    Chance
    Showers

    High: 75 °F

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Some of the storms could produce heavy rain.  Cloudy, with a low around 69. Southeast wind 7 to 9 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Heavy Rain

    Low: 69 °F

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Some of the storms could produce heavy rain.  Cloudy, with a high near 81. South wind 8 to 13 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Heavy Rain

    High: 81 °F

  • Wednesday
    Night

    Wednesday Night: A 30 percent chance of showers, mainly before 7pm.  Mostly cloudy, with a low around 62. West wind 7 to 10 mph.

    Chance
    Showers then
    Mostly Cloudy

    Low: 62 °F

  • Thursday

    Thursday: Partly sunny, with a high near 77. North wind 8 to 10 mph.

    Partly Sunny

    High: 77 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 60.

    Mostly Clear

    Low: 60 °F

  • Friday

    Friday: Sunny, with a high near 80.

    Sunny

    High: 80 °F

  • Friday
    Night

    Friday Night: Clear, with a low around 64.

    Clear

    Low: 64 °F

  • Saturday

    Saturday: Sunny, with a high near 81.

    Sunny

    High: 81 °F

Detailed Forecast

Today
A 20 percent chance of showers after 2pm. Partly sunny, with a high near 75. North wind 6 to 9 mph becoming east in the afternoon.
Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Some of the storms could produce heavy rain. Cloudy, with a low around 69. Southeast wind 7 to 9 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Some of the storms could produce heavy rain. Cloudy, with a high near 81. South wind 8 to 13 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
A 30 percent chance of showers, mainly before 7pm. Mostly cloudy, with a low around 62. West wind 7 to 10 mph.
Thursday
Partly sunny, with a high near 77. North wind 8 to 10 mph.
Thursday Night
Mostly clear, with a low around 60.
Friday
Sunny, with a high near 80.
Friday Night
Clear, with a low around 64.
Saturday
Sunny, with a high near 81.
Saturday Night
Mostly clear, with a low around 66.
Sunday
Mostly sunny, with a high near 81.
Sunday Night
Partly cloudy, with a low around 70.
Monday
Mostly sunny, with a high near 85.
Click Map For Forecast
Point Forecast:
Groton / New London Airport CT
 41.34°N 72.05°W (Elev. 49 ft)
7:22 am EDT Aug 21, 2018
7am EDT Aug 21, 2018-6pm EDT Aug 27, 2018
 
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Additional Resources

Radar & Satellite Image

Northeast Radar Mosaic Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database