National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Light Rain Fog/Mist

47°F

8°C

Humidity 97%
Wind Speed E 12 G 23 mph
Barometer 29.78 in (1008.4 mb)
Dewpoint 46°F (8°C)
Visibility 6.00 mi
Wind Chill42°F (6°C)
Last update 2 Dec 1:56 pm EST
Extended Forecast for

2 Miles SSW Preston CT

  • This Afternoon

    This Afternoon: Rain. High near 43. Northeast wind 5 to 7 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 43 °F

    Rain

  • Tonight

    Tonight: Rain, mainly before 10pm. Low around 29. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 29 °F

    Rain then
    Chance Rain

  • Wednesday

    Wednesday: Sunny, with a high near 41. Wind chill values between 20 and 30. Northwest wind 3 to 7 mph.

    High: 41 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 26. Calm wind becoming southwest around 5 mph after midnight.

    Low: 26 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 39. West wind 6 to 14 mph, with gusts as high as 25 mph.

    High: 39 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 12.

    Low: 12 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 31.

    High: 31 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday

    Saturday: A chance of rain and snow before 1pm. Partly sunny, with a high near 39. Chance of precipitation is 30%.

    High: 39 °F

    Chance
    Rain/Snow

Detailed Forecast

This Afternoon
Rain. High near 43. Northeast wind 5 to 7 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Rain, mainly before 10pm. Low around 29. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Sunny, with a high near 41. Wind chill values between 20 and 30. Northwest wind 3 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 26. Calm wind becoming southwest around 5 mph after midnight.
Thursday
Partly sunny, with a high near 39. West wind 6 to 14 mph, with gusts as high as 25 mph.
Thursday Night
Mostly clear, with a low around 12.
Friday
Mostly sunny, with a high near 31.
Friday Night
A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 20.
Saturday
A chance of rain and snow before 1pm. Partly sunny, with a high near 39. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 23.
Sunday
Mostly sunny, with a high near 38.
Sunday Night
Partly cloudy, with a low around 16.
Monday
Mostly sunny, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Preston CT
 41.53°N 72.01°W (Elev. 200 ft)
Last Update:
1:01 pm EST Dec 2, 2025
Forecast Valid:
2pm EST Dec 2, 2025-6pm EST Dec 8, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation