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.

Partly Cloudy

41°F

5°C

Humidity 47%
Wind Speed W 7 mph
Barometer 30.02 in (1016.4 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 23 Nov 9:56 am EST
Extended Forecast for

2 Miles SSE Preston CT

  • Today

    Today: Partly sunny, with a high near 44. Southwest wind 3 to 7 mph.

    High: 44 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 32. Wind chill values between 25 and 30. West wind 3 to 8 mph.

    Low: 32 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 48. Wind chill values between 25 and 35 early. Northwest wind 7 to 13 mph, with gusts as high as 24 mph.

    High: 48 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 29. Calm wind.

    Low: 29 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A 20 percent chance of rain after 1pm. Cloudy, with a high near 53. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 53 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: Rain. Steady temperature around 49. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 49 °F

    Rain

  • Wednesday

    Wednesday: A 30 percent chance of rain after 1pm. Mostly cloudy, with a high near 60.

    High: 60 °F

    Cloudy then
    Chance Rain

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain before 1am. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance Rain

  • Thanksgiving Day

    Thanksgiving Day: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 44. Southwest wind 3 to 7 mph.
Tonight
Partly cloudy, with a low around 32. Wind chill values between 25 and 30. West wind 3 to 8 mph.
Monday
Sunny, with a high near 48. Wind chill values between 25 and 35 early. Northwest wind 7 to 13 mph, with gusts as high as 24 mph.
Monday Night
Increasing clouds, with a low around 29. Calm wind.
Tuesday
A 20 percent chance of rain after 1pm. Cloudy, with a high near 53. Light southwest wind increasing to 5 to 10 mph in the morning.
Tuesday Night
Rain. Steady temperature around 49. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
A 30 percent chance of rain after 1pm. Mostly cloudy, with a high near 60.
Wednesday Night
A 30 percent chance of rain before 1am. Mostly cloudy, with a low around 39.
Thanksgiving Day
Mostly sunny, with a high near 48.
Thursday Night
Mostly clear, with a low around 29.
Friday
Mostly sunny, with a high near 43.
Friday Night
Mostly clear, with a low around 26.
Saturday
Mostly sunny, with a high near 41.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Preston CT
 41.53°N 71.98°W (Elev. 200 ft)
Last Update:
4:14 am EST Nov 23, 2025
Forecast Valid:
10am EST Nov 23, 2025-6pm EST Nov 29, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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