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.

Fair

68°F

20°C

Humidity 93%
Wind Speed S 10 mph
Barometer 30.24 in (1023.9 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 6 Oct 3:56 pm EDT
Extended Forecast for

2 Miles SSE Preston CT

  • Tonight

    Tonight: Clear, with a low around 55. Southwest wind 5 to 9 mph.

    Low: 55 °F

    Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 77. Southwest wind 6 to 14 mph.

    High: 77 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 61. South wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 61 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers, mainly before 2pm. The rain could be heavy at times. High near 69. Southwest wind around 11 mph becoming north in the afternoon. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 69 °F

    Heavy Rain

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 41. North wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 41 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Thursday Night

    Thursday Night: Patchy frost after 5am. Otherwise, clear, with a low around 35.

    Low: 35 °F

    Clear then
    Patchy Frost

  • Friday

    Friday: Patchy frost before 9am. Otherwise, sunny, with a high near 62.

    High: 62 °F

    Patchy Frost
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 55. Southwest wind 5 to 9 mph.
Tuesday
Increasing clouds, with a high near 77. Southwest wind 6 to 14 mph.
Tuesday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 61. South wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Showers, mainly before 2pm. The rain could be heavy at times. High near 69. Southwest wind around 11 mph becoming north in the afternoon. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Wednesday Night
Mostly clear, with a low around 41. North wind 8 to 10 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 60.
Thursday Night
Patchy frost after 5am. Otherwise, clear, with a low around 35.
Friday
Patchy frost before 9am. Otherwise, sunny, with a high near 62.
Friday Night
Partly cloudy, with a low around 42.
Saturday
Partly sunny, with a high near 66.
Saturday Night
Mostly cloudy, with a low around 47.
Sunday
A 30 percent chance of rain. Partly sunny, with a high near 63.
Sunday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 50.
Columbus Day
A 30 percent chance of rain. Partly sunny, with a high near 66.
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:
2:13 pm EDT Oct 6, 2025
Forecast Valid:
4pm EDT Oct 6, 2025-6pm EDT Oct 13, 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