Major Winter Storm System Will Bring A Variety Of Impacts To The Central, Southern, And Eastern U.S. Through The Weekend

An impactful winter storm will track from the Plains to New England through Sunday, with bitter cold behind it. Heavy snow is likely from the Corn Belt to interior Northeast, with significant ice accumulations in the Ohio Valley and New England. Farther south, heavy rain could lead to flooding in the Tennessee Valley on Saturday, with isolated severe thunderstorms in the lower Mississippi Valley. Read More >

Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Mostly Cloudy

36°F

2°C

Humidity 86%
Wind Speed W 8 mph
Barometer 30.09 in (1018.8 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 18 Jan 8:56 pm EST
Extended Forecast for

Groton / New London Airport CT

Winter Storm Watch January 19, 12:00pm until January 20, 06:00pm
Click here for hazard details and duration
Winter Storm Watch
  • Tonight

    Tonight: Partly cloudy, with a low around 24. Wind chill values between 15 and 20. Northwest wind 6 to 8 mph.

    Partly Cloudy

    Low: 24 °F

  • Saturday

    Saturday: A 30 percent chance of snow after 4pm.  Increasing clouds, with a high near 33. Wind chill values between 15 and 25. East wind 8 to 11 mph.

    Mostly Sunny
    then Chance
    Snow

    High: 33 °F

  • Saturday
    Night

    Saturday Night: Snow before 1am, then snow and sleet between 1am and 4am, then rain after 4am.  Temperature rising to around 36 by 5am. Wind chill values between 20 and 25. East wind 15 to 18 mph, with gusts as high as 33 mph.  Chance of precipitation is 100%. New snow and sleet accumulation of 2 to 4 inches possible.

    Snow then
    Wintry Mix

    Low: 30 °F

  • Sunday

    Sunday: Rain before 1pm, then freezing rain and sleet between 1pm and 4pm, then a chance of snow and sleet after 4pm.  Temperature falling to around 27 by 5pm. Wind chill values between 15 and 25. Southeast wind 13 to 18 mph becoming northwest in the afternoon. Winds could gust as high as 31 mph.  Chance of precipitation is 100%. Little or no ice accumulation expected.  New snow and sleet accumulation of less than a half inch possible.

    Rain then
    Wintry Mix

    High: 38 °F

  • Sunday
    Night

    Sunday Night: A chance of snow and sleet before 7pm, then a chance of snow between 7pm and 10pm.  Mostly cloudy, with a low around 7. Blustery, with a northwest wind 17 to 20 mph, with gusts as high as 32 mph.  Chance of precipitation is 30%.

    Blustery.
    Chance
    Snow/Sleet
    then Partly
    Cloudy

    Low: 7 °F

  • M.L.King
    Day

    M.L.King Day: Mostly sunny and cold, with a high near 13. Blustery.

    Cold and
    Blustery

    High: 13 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 6. Blustery.

    Mostly Clear
    and Blustery
    then Mostly
    Clear

    Low: 6 °F

  • Tuesday

    Tuesday: Sunny, with a high near 27.

    Sunny

    High: 27 °F

  • Tuesday
    Night

    Tuesday Night: Mostly cloudy, with a low around 24.

    Mostly Cloudy

    Low: 24 °F

Detailed Forecast

Tonight
Partly cloudy, with a low around 24. Wind chill values between 15 and 20. Northwest wind 6 to 8 mph.
Saturday
A 30 percent chance of snow after 4pm. Increasing clouds, with a high near 33. Wind chill values between 15 and 25. East wind 8 to 11 mph.
Saturday Night
Snow before 1am, then snow and sleet between 1am and 4am, then rain after 4am. Temperature rising to around 36 by 5am. Wind chill values between 20 and 25. East wind 15 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 2 to 4 inches possible.
Sunday
Rain before 1pm, then freezing rain and sleet between 1pm and 4pm, then a chance of snow and sleet after 4pm. Temperature falling to around 27 by 5pm. Wind chill values between 15 and 25. Southeast wind 13 to 18 mph becoming northwest in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 100%. Little or no ice accumulation expected. New snow and sleet accumulation of less than a half inch possible.
Sunday Night
A chance of snow and sleet before 7pm, then a chance of snow between 7pm and 10pm. Mostly cloudy, with a low around 7. Blustery, with a northwest wind 17 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 30%.
M.L.King Day
Mostly sunny and cold, with a high near 13. Blustery.
Monday Night
Mostly clear, with a low around 6. Blustery.
Tuesday
Sunny, with a high near 27.
Tuesday Night
Mostly cloudy, with a low around 24.
Wednesday
A chance of rain, snow, and sleet before 8am, then a chance of rain. Mostly cloudy, with a high near 45. Chance of precipitation is 40%.
Wednesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 37.
Thursday
A 40 percent chance of rain. Partly sunny, with a high near 41.
Thursday Night
A 30 percent chance of snow. Partly cloudy, with a low around 26.
Friday
Mostly sunny, with a high near 36.
Click Map For Forecast
Point Forecast:
Groton / New London Airport CT
 41.34°N 72.05°W (Elev. 49 ft)
3:11 pm EST Jan 18, 2019
9pm EST Jan 18, 2019-6pm EST Jan 25, 2019
 
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Additional Resources

Radar & Satellite Image

Northeast Radar Mosaic Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database