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

13°C

55°F

Humidity 96%
Wind Speed Calm
Barometer 1005.9 mb (29.71 in)
Dewpoint 12°C (54°F)
Visibility 16 km
Last update 7 May 11:56 pm EDT
Extended Forecast for

Groton / New London Airport CT

  • Overnight

    Overnight: A 30 percent chance of showers after 5am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 9. Calm wind.

    Low: 9 °C

    Chance
    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 11am, then a chance of showers and thunderstorms after 11am. Patchy fog before 8am. Otherwise, cloudy, with a high near 15. Southeast wind 11 to 16 km/h. Chance of precipitation is 60%. New rainfall amounts between 2.5 and 5 mm possible.

    High: 15 °C

    Showers
    Likely and
    Patchy Fog
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Patchy fog. Otherwise, mostly cloudy, with a low around 11. South wind 5 to 8 km/h becoming west after midnight.

    Low: 11 °C

    Chance
    T-storms and
    Patchy Fog
    then Patchy
    Fog

  • Thursday

    Thursday: A 50 percent chance of showers, mainly after 2pm. Mostly cloudy, with a high near 16. East wind 10 to 13 km/h.

    High: 16 °C

    Slight Chance
    Showers then
    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 9. Northeast wind 14 to 18 km/h. Chance of precipitation is 60%. New precipitation amounts between 1 and 2.5 mm possible.

    Low: 9 °C

    Showers
    Likely

  • Friday

    Friday: A 50 percent chance of showers. Mostly cloudy, with a high near 13.

    High: 13 °C

    Chance
    Showers

  • Friday Night

    Friday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 8.

    Low: 8 °C

    Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 15.

    High: 15 °C

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 8.

    Low: 8 °C

    Mostly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of showers after 5am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 9. Calm wind.
Wednesday
A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 11am, then a chance of showers and thunderstorms after 11am. Patchy fog before 8am. Otherwise, cloudy, with a high near 15. Southeast wind 11 to 16 km/h. Chance of precipitation is 60%. New rainfall amounts between 2.5 and 5 mm possible.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Patchy fog. Otherwise, mostly cloudy, with a low around 11. South wind 5 to 8 km/h becoming west after midnight.
Thursday
A 50 percent chance of showers, mainly after 2pm. Mostly cloudy, with a high near 16. East wind 10 to 13 km/h.
Thursday Night
Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 9. Northeast wind 14 to 18 km/h. Chance of precipitation is 60%. New precipitation amounts between 1 and 2.5 mm possible.
Friday
A 50 percent chance of showers. Mostly cloudy, with a high near 13.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 8.
Saturday
Partly sunny, with a high near 15.
Saturday Night
Mostly cloudy, with a low around 8.
Sunday
A 30 percent chance of showers after 8am. Partly sunny, with a high near 16.
Sunday Night
Mostly cloudy, with a low around 9.
Monday
Mostly sunny, with a high near 18.
Monday Night
Partly cloudy, with a low around 11.
Tuesday
Mostly sunny, with a high near 19.
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ABOUT THIS FORECAST

 
Point Forecast:
Groton / New London Airport CT
 41.34°N 72.05°W (Elev. 49 m)
Last Update:
10:01 pm EDT May 7, 2024
Forecast Valid:
12am EDT May 8, 2024-6pm EDT May 14, 2024
 
Forecast Discussion
 
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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