National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Groton / New London, Groton / New London Airport (KGON)

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fog

49°F

9°C

Humidity 100%
Wind Speed S 17 G 26 mph
Barometer 29.81 in (1009.4 mb)
Dewpoint 49°F (9°C)
Visibility 0.25 mi
Wind Chill43°F (6°C)
Last update 16 Mar 10:56 am EDT
Extended Forecast for

2 Miles WSW Niantic CT

Flood Watch until March 17, 08:00am
Wind Advisory March 16, 02:00pm until March 17, 04:00am
Click here for hazard details and duration
Flood Watch
Wind Advisory
  •  
    Flood Watch until March 17, 08:00am

    NOW until 8:00am Tue

    Flood Watch

  • Today

    High: 55 °F

    Showers
    Likely and
    Areas Fog

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 2am, then showers likely. Areas of fog before 2am. Low around 37. Windy, with a south wind 25 to 29 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 37 °F

    Showers and
    Areas Fog

  • Tuesday

    Tuesday: Sunny, with a high near 41. Breezy, with a west wind 17 to 20 mph.

    High: 41 °F

    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 26. Wind chill values between 15 and 20. West wind 11 to 15 mph.

    Low: 26 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 36. Northwest wind 5 to 7 mph becoming southwest in the afternoon.

    High: 36 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

Detailed Forecast

Today
Showers likely and possibly a thunderstorm. Areas of fog. Otherwise, cloudy, with a high near 55. Breezy, with a south wind 20 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and possibly a thunderstorm before 2am, then showers likely. Areas of fog before 2am. Low around 37. Windy, with a south wind 25 to 29 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
Sunny, with a high near 41. Breezy, with a west wind 17 to 20 mph.
Tuesday Night
Mostly clear, with a low around 26. Wind chill values between 15 and 20. West wind 11 to 15 mph.
Wednesday
Mostly sunny, with a high near 36. Northwest wind 5 to 7 mph becoming southwest in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 30.
Thursday
Mostly sunny, with a high near 41.
Thursday Night
Partly cloudy, with a low around 35.
Friday
Mostly sunny, with a high near 48.
Friday Night
Mostly cloudy, with a low around 34.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 45. Chance of precipitation is 40%.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 34. Chance of precipitation is 30%.
Sunday
A chance of rain and snow. Partly sunny, with a high near 42. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Niantic CT
 41.3°N 72.24°W (Elev. 0 ft)
Last Update:
11:41 am EDT Mar 16, 2026
Forecast Valid:
11am EDT Mar 16, 2026-6pm EDT Mar 22, 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