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

47°F

8°C

Humidity 83%
Wind Speed NE 13 G 23 mph
Barometer 30.32 in (1026.8 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 2 Apr 12:56 am EDT
Extended Forecast for

2 Miles S Preston CT

  • Overnight

    Overnight: Showers. Low around 39. Northeast wind around 10 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Showers

  • Thursday

    Thursday: Showers likely, mainly before 11am. Cloudy, with a high near 44. Northeast wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 44 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers between 8pm and 2am. Cloudy, with a low around 37. East wind 3 to 7 mph. Chance of precipitation is 20%.

    Low: 37 °F

    Slight Chance
    Showers

  • Friday

    Friday: Mostly cloudy, with a high near 60. Light and variable wind becoming southwest 6 to 11 mph in the afternoon.

    High: 60 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 51. Southwest wind 6 to 8 mph.

    Low: 51 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 71.

    High: 71 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

  • Sunday

    Sunday: Showers, mainly after 2pm. High near 60. Chance of precipitation is 80%.

    High: 60 °F

    Chance
    Showers then
    Showers

  • Sunday Night

    Sunday Night: Showers, mainly before 8pm. Low around 38. Chance of precipitation is 80%.

    Low: 38 °F

    Showers then
    Chance
    Showers

Detailed Forecast

Overnight
Showers. Low around 39. Northeast wind around 10 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Showers likely, mainly before 11am. Cloudy, with a high near 44. Northeast wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A slight chance of showers between 8pm and 2am. Cloudy, with a low around 37. East wind 3 to 7 mph. Chance of precipitation is 20%.
Friday
Mostly cloudy, with a high near 60. Light and variable wind becoming southwest 6 to 11 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 51. Southwest wind 6 to 8 mph.
Saturday
Partly sunny, with a high near 71.
Saturday Night
Mostly cloudy, with a low around 44.
Sunday
Showers, mainly after 2pm. High near 60. Chance of precipitation is 80%.
Sunday Night
Showers, mainly before 8pm. Low around 38. Chance of precipitation is 80%.
Monday
Mostly sunny, with a high near 53.
Monday Night
Mostly clear, with a low around 33.
Tuesday
Mostly sunny, with a high near 51.
Tuesday Night
Partly cloudy, with a low around 29.
Wednesday
Sunny, with a high near 47.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Preston CT
 41.53°N 71.98°W (Elev. 200 ft)
Last Update:
9:10 pm EDT Apr 1, 2026
Forecast Valid:
1am EDT Apr 2, 2026-6pm EDT Apr 8, 2026
 
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