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.

Overcast and Breezy

44°F

7°C

Humidity 28%
Wind Speed W 25 G 36 mph
Barometer 29.82 in (1009.9 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 28 Nov 1:56 pm EST
Extended Forecast for

2 Miles SSW Preston CT

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 42. West wind around 16 mph, with gusts as high as 36 mph.

    High: 42 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 28. Wind chill values between 20 and 25. West wind 7 to 13 mph, with gusts as high as 29 mph.

    Low: 28 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 42. Wind chill values between 20 and 30. Northwest wind 7 to 11 mph.

    High: 42 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 25. Calm wind.

    Low: 25 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Rain, mainly after 1pm. High near 51. Light southeast wind becoming south 11 to 16 mph in the morning. Winds could gust as high as 28 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 51 °F

    Slight Chance
    Rain then
    Rain

  • Sunday Night

    Sunday Night: Rain likely before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 31. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 31 °F

    Rain Likely

  • Monday

    Monday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of rain and snow before 1pm, then rain likely. Cloudy, with a high near 40. Chance of precipitation is 70%.

    High: 40 °F

    Chance
    Rain/Snow
    then
    Rain/Snow
    Likely

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 42. West wind around 16 mph, with gusts as high as 36 mph.
Tonight
Mostly clear, with a low around 28. Wind chill values between 20 and 25. West wind 7 to 13 mph, with gusts as high as 29 mph.
Saturday
Sunny, with a high near 42. Wind chill values between 20 and 30. Northwest wind 7 to 11 mph.
Saturday Night
Increasing clouds, with a low around 25. Calm wind.
Sunday
Rain, mainly after 1pm. High near 51. Light southeast wind becoming south 11 to 16 mph in the morning. Winds could gust as high as 28 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain likely before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 31. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Mostly sunny, with a high near 40.
Monday Night
Mostly cloudy, with a low around 23.
Tuesday
A chance of rain and snow before 1pm, then rain likely. Cloudy, with a high near 40. Chance of precipitation is 70%.
Tuesday Night
Rain likely before 1am, then a chance of rain and snow. Mostly cloudy, with a low around 27. Chance of precipitation is 60%.
Wednesday
Mostly sunny, with a high near 38.
Wednesday Night
Partly cloudy, with a low around 22.
Thursday
Partly sunny, with a high near 40.
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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:
1:32 pm EST Nov 28, 2025
Forecast Valid:
2pm EST Nov 28, 2025-6pm EST Dec 4, 2025
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation