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.

Mostly Cloudy

53°F

12°C

Humidity 64%
Wind Speed SW 7 mph
Barometer 30.38 in (1028.8 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 10 Oct 6:56 pm EDT
Extended Forecast for

Niantic CT

Coastal Flood Watch October 12, 12:00pm until October 13, 08:00pm
Click here for hazard details and duration
Coastal Flood Watch

  • Tonight

    Tonight: Mostly cloudy, with a low around 50. South wind around 6 mph becoming calm in the evening.

    Low: 50 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 66. Calm wind becoming east 5 to 9 mph in the morning.

    High: 66 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 55. Northeast wind 8 to 10 mph, with gusts as high as 21 mph.

    Low: 55 °F

    Chance Rain

  • Sunday

    Sunday: Rain likely, mainly after 2pm. Cloudy, with a high near 65. Breezy, with a northeast wind 16 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 65 °F

    Rain Likely
    and Breezy

  • Sunday Night

    Sunday Night: Rain. Low around 52. Breezy, with a northeast wind 17 to 20 mph, with gusts as high as 39 mph. Chance of precipitation is 80%. New precipitation amounts between 1 and 2 inches possible.

    Low: 52 °F

    Rain and
    Breezy

  • Columbus Day

    Columbus Day: Rain. High near 62. Breezy. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 62 °F

    Rain and
    Breezy

  • Monday Night

    Monday Night: Rain before 8pm, then showers after 8pm. Low around 52. Chance of precipitation is 80%.

    Low: 52 °F

    Rain

  • Tuesday

    Tuesday: Showers likely, mainly before 2pm. Mostly cloudy, with a high near 64. Chance of precipitation is 60%.

    High: 64 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 50. South wind around 6 mph becoming calm in the evening.
Saturday
Partly sunny, with a high near 66. Calm wind becoming east 5 to 9 mph in the morning.
Saturday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 55. Northeast wind 8 to 10 mph, with gusts as high as 21 mph.
Sunday
Rain likely, mainly after 2pm. Cloudy, with a high near 65. Breezy, with a northeast wind 16 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday Night
Rain. Low around 52. Breezy, with a northeast wind 17 to 20 mph, with gusts as high as 39 mph. Chance of precipitation is 80%. New precipitation amounts between 1 and 2 inches possible.
Columbus Day
Rain. High near 62. Breezy. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Monday Night
Rain before 8pm, then showers after 8pm. Low around 52. Chance of precipitation is 80%.
Tuesday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 64. Chance of precipitation is 60%.
Tuesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 49.
Wednesday
A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 66.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 45.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 60.
Thursday Night
Partly cloudy, with a low around 43.
Friday
A 30 percent chance of showers. Mostly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Niantic CT
 41.33°N 72.17°W (Elev. 69 ft)
Last Update:
3:36 pm EDT Oct 10, 2025
Forecast Valid:
7pm EDT Oct 10, 2025-6pm EDT Oct 17, 2025
 
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