Heavy Rainfall and Flash Flood Threats From the Lower Mississippi Valley Into Ohio/Tennessee Valleys; Elevated to Critical Fire Concerns Out West

Heavy to excessive rainfall with flash flood concerns will be possible from the Lower Mississippi Valley into parts of the Ohio/Tennessee Valleys. Elevated to Critical Fire weather threats will persist across the Great Basin and central Rockies. Finally, Major to Record river flooding will continue in portions of the Midwest and across parts of North and South Carolina. Read More >

Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

61°F

16°C

Humidity 63%
Wind Speed N 7 mph
Barometer 30.19 in (1022.4 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 22 Sep 9:56 pm EDT
Extended Forecast for

New London CT

  • Tonight

    Tonight: Mostly cloudy, with a low around 52. Northeast wind around 7 mph.

    Mostly Cloudy

    Low: 52 °F

  • Sunday

    Sunday: Partly sunny, with a high near 67. Northeast wind 5 to 8 mph becoming south in the afternoon.

    Partly Sunny

    High: 67 °F

  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 53. Calm wind becoming northeast around 6 mph after midnight.

    Partly Cloudy

    Low: 53 °F

  • Monday

    Monday: Mostly sunny, with a high near 67. East wind around 17 mph.

    Mostly Sunny

    High: 67 °F

  • Monday
    Night

    Monday Night: A 20 percent chance of showers after 2am.  Mostly cloudy, with a low around 51. East wind 11 to 14 mph.

    Mostly Cloudy
    then Slight
    Chance
    Showers

    Low: 51 °F

  • Tuesday

    Tuesday: A 50 percent chance of showers.  Mostly cloudy, with a high near 70.

    Chance
    Showers

    High: 70 °F

  • Tuesday
    Night

    Tuesday Night: Showers likely, mainly before midnight.  Mostly cloudy, with a low around 64. Chance of precipitation is 60%.

    Showers
    Likely

    Low: 64 °F

  • Wednesday

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

    Chance
    Showers

    High: 77 °F

  • Wednesday
    Night

    Wednesday Night: A chance of showers and thunderstorms.  Patchy fog after midnight.  Otherwise, mostly cloudy, with a low around 59. Chance of precipitation is 40%.

    Chance
    T-storms then
    Chance
    Showers and
    Patchy Fog

    Low: 59 °F

Detailed Forecast

Tonight
Mostly cloudy, with a low around 52. Northeast wind around 7 mph.
Sunday
Partly sunny, with a high near 67. Northeast wind 5 to 8 mph becoming south in the afternoon.
Sunday Night
Partly cloudy, with a low around 53. Calm wind becoming northeast around 6 mph after midnight.
Monday
Mostly sunny, with a high near 67. East wind around 17 mph.
Monday Night
A 20 percent chance of showers after 2am. Mostly cloudy, with a low around 51. East wind 11 to 14 mph.
Tuesday
A 50 percent chance of showers. Mostly cloudy, with a high near 70.
Tuesday Night
Showers likely, mainly before midnight. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Wednesday
A 50 percent chance of showers. Mostly cloudy, with a high near 77.
Wednesday Night
A chance of showers and thunderstorms. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 59. Chance of precipitation is 40%.
Thursday
Partly sunny, with a high near 73.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 58.
Friday
A 30 percent chance of showers. Mostly cloudy, with a high near 73.
Friday Night
Partly cloudy, with a low around 58.
Saturday
Mostly sunny, with a high near 70.
Click Map For Forecast
Point Forecast:
New London CT
 41.35°N 72.11°W (Elev. 98 ft)
9:47 pm EDT Sep 22, 2018
10pm EDT Sep 22, 2018-6pm EDT Sep 29, 2018
 
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Additional Resources

Radar & Satellite Image

Northeast Radar Mosaic Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database