Unsettled Weather in Portions of the Northwest and Southwest

Widely scattered showers and thunderstorms may produce heavy rain and localized areas of flash flooding over parts of the Southwest through Tuesday. Locally heavy rainfall and gusty winds is expected to impact the Pacific Northwest and northern Great Basin. Read More >

Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

59°F

15°C

Humidity 69%
Wind Speed W 8 mph
Barometer 29.94 in (1013.7 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 27 Sep 3:56 am EDT
Extended Forecast for

3 Miles SE Old Lyme CT

  • Today

    Today: Sunny, with a high near 74. Southwest wind 6 to 14 mph.

    Sunny

    High: 74 °F

  • Tonight

    Tonight: A 20 percent chance of showers after 2am.  Partly cloudy, with a low around 64. Southwest wind 11 to 15 mph.

    Mostly Clear
    then Slight
    Chance
    Showers

    Low: 64 °F

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm.  Mostly cloudy, with a high near 73. West wind 7 to 10 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Showers
    Likely

    High: 73 °F

  • Tuesday
    Night

    Tuesday Night: Showers likely, mainly before 8pm.  Mostly cloudy, with a low around 53. North wind 6 to 10 mph.  Chance of precipitation is 60%.

    Showers
    Likely then
    Chance
    Showers

    Low: 53 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 69. North wind around 10 mph.

    Mostly Sunny

    High: 69 °F

  • Wednesday
    Night

    Wednesday Night: Mostly cloudy, with a low around 52.

    Mostly Cloudy

    Low: 52 °F

  • Thursday

    Thursday: Partly sunny, with a high near 66.

    Partly Sunny

    High: 66 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 51.

    Mostly Clear

    Low: 51 °F

  • Friday

    Friday: Sunny, with a high near 68.

    Sunny

    High: 68 °F

Detailed Forecast

Today
Sunny, with a high near 74. Southwest wind 6 to 14 mph.
Tonight
A 20 percent chance of showers after 2am. Partly cloudy, with a low around 64. Southwest wind 11 to 15 mph.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 73. West wind 7 to 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 53. North wind 6 to 10 mph. Chance of precipitation is 60%.
Wednesday
Mostly sunny, with a high near 69. North wind around 10 mph.
Wednesday Night
Mostly cloudy, with a low around 52.
Thursday
Partly sunny, with a high near 66.
Thursday Night
Mostly clear, with a low around 51.
Friday
Sunny, with a high near 68.
Friday Night
Mostly clear, with a low around 51.
Saturday
Mostly sunny, with a high near 68.
Saturday Night
Mostly cloudy, with a low around 54.
Sunday
Partly sunny, with a high near 68.
Click Map For Forecast
Point Forecast:
3 Miles SE Old Lyme CT
 41.28°N 72.3°W (Elev. 0 ft)
3:40 am EDT Sep 27, 2021
4am EDT Sep 27, 2021-6pm EDT Oct 3, 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