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Winter Storm to bring snow, ice, and dangerous travel to New England, Inclement weather expected over the western U.S.

A winter storm will bring a hazardous combination of snow and ice across much of northern New England through tonight. Treacherous travel conditions are likely. The combination of rain and snow melt will also cause ice jam flooding concerns over portions of the Northeast over the next few days. Over the western U.S.,a series of storm systems will bring heavy mountain snow, rain, and strong winds. Read More >

Hazardous Weather Conditions

Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fog

46°F

8°C

Humidity 96%
Wind Speed SW 9 mph
Barometer 29.52 in (999.6 mb)
Dewpoint 45°F (7°C)
Visibility 0.50 mi
Wind Chill41°F (5°C)
Last update 23 Jan 4:56 pm EST
Extended Forecast for

Old Lyme CTSimilar City Names

Flood Warning until further notice
Click here for hazard details and duration
Flood Warning until further notice
  •  
    Flood Warning until further notice

    NOW until further notice

    Flood Warning

  • This
    Afternoon

    This Afternoon: A 20 percent chance of showers.  Mostly cloudy, with a steady temperature around 49. Southwest wind around 14 mph.

    Slight Chance
    Showers

    High: 49 °F

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 37. West wind 10 to 13 mph, with gusts as high as 23 mph.

    Decreasing
    Clouds

    Low: 37 °F

  • Wednesday

    Wednesday: Sunny, with a steady temperature around 38. Wind chill values between 30 and 35. West wind around 15 mph, with gusts as high as 25 mph.

    Sunny

    High: 38 °F

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 20. Wind chill values between 10 and 15. Northwest wind 8 to 11 mph.

    Mostly Clear

    Low: 20 °F

  • Thursday

    Thursday: Partly sunny, then gradually becoming sunny, with a high near 31. Northwest wind 11 to 15 mph.

    Becoming
    Sunny

    High: 31 °F

  • Thursday
    Night

    Thursday Night: Clear, with a low around 14.

    Clear

    Low: 14 °F

  • Friday

    Friday: Mostly sunny, with a high near 34.

    Mostly Sunny

    High: 34 °F

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 26.

    Mostly Clear

    Low: 26 °F

Detailed Forecast

This Afternoon
A 20 percent chance of showers. Mostly cloudy, with a steady temperature around 49. Southwest wind around 14 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 37. West wind 10 to 13 mph, with gusts as high as 23 mph.
Wednesday
Sunny, with a steady temperature around 38. Wind chill values between 30 and 35. West wind around 15 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 20. Wind chill values between 10 and 15. Northwest wind 8 to 11 mph.
Thursday
Partly sunny, then gradually becoming sunny, with a high near 31. Northwest wind 11 to 15 mph.
Thursday Night
Clear, with a low around 14.
Friday
Mostly sunny, with a high near 34.
Friday Night
Mostly clear, with a low around 26.
Saturday
Partly sunny, with a high near 47.
Saturday Night
A 40 percent chance of rain after 7pm. Cloudy, with a low around 38.
Sunday
Rain likely. Cloudy, with a high near 49. Chance of precipitation is 60%.
Sunday Night
Rain likely. Mostly cloudy, with a low around 35. Chance of precipitation is 60%.
Monday
A chance of rain and snow showers. Partly sunny, with a high near 40. Chance of precipitation is 50%.
Monday Night
A 30 percent chance of snow showers. Mostly cloudy, with a low around 25. Blustery.
Tuesday
Sunny, with a high near 36. Breezy.
Click Map For Forecast
Point Forecast:
Old Lyme CTSimilar City Names
 41.31°N 72.33°W (Elev. 43 ft)
3:56 pm EST Jan 23, 2018
5pm EST Jan 23, 2018-6pm EST Jan 30, 2018
 
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Additional Resources

Radar & Satellite Image

Northeast Radar Mosaic Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database