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Hazardous Weather Conditions

Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

55°F

13°C

Humidity 83%
Wind Speed NE 13 mph
Barometer 30.15 in (1020.8 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 12 Oct 1:56 am EDT
Extended Forecast for

Groton / New London Airport CT

Wind Advisory October 12, 12:00pm until October 13, 06:00pm
Coastal Flood Advisory October 12, 02:00pm until October 13, 08:00pm
Click here for hazard details and duration
Wind Advisory
Coastal Flood Advisory

  • Overnight

    Overnight: A 30 percent chance of rain after 5am. Cloudy, with a steady temperature around 54. Northeast wind around 15 mph.

    Low: 54 °F

    Chance Rain

  • Sunday

    Sunday: Rain, mainly after 11am. High near 59. Breezy, with a northeast wind 20 to 22 mph, with gusts as high as 38 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 59 °F

    Rain and
    Breezy

  • Sunday Night

    Sunday Night: Rain. Low around 52. Windy, with a northeast wind 26 to 29 mph, with gusts as high as 48 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 52 °F

    Rain and
    Windy

  • Columbus Day

    Columbus Day: Rain and possibly a thunderstorm. High near 60. Windy, with a northeast wind 24 to 26 mph, with gusts as high as 46 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 60 °F

    Rain and
    Windy

  • Monday Night

    Monday Night: Rain. Low around 51. Breezy, with a northeast wind 21 to 23 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 51 °F

    Rain and
    Breezy

  • Tuesday

    Tuesday: A 50 percent chance of rain. Mostly cloudy, with a high near 61. Breezy.

    High: 61 °F

    Chance Rain
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

Detailed Forecast

Overnight
A 30 percent chance of rain after 5am. Cloudy, with a steady temperature around 54. Northeast wind around 15 mph.
Sunday
Rain, mainly after 11am. High near 59. Breezy, with a northeast wind 20 to 22 mph, with gusts as high as 38 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain. Low around 52. Windy, with a northeast wind 26 to 29 mph, with gusts as high as 48 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Columbus Day
Rain and possibly a thunderstorm. High near 60. Windy, with a northeast wind 24 to 26 mph, with gusts as high as 46 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Rain. Low around 51. Breezy, with a northeast wind 21 to 23 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
A 50 percent chance of rain. Mostly cloudy, with a high near 61. Breezy.
Tuesday Night
Mostly cloudy, with a low around 47.
Wednesday
Mostly sunny, with a high near 61.
Wednesday Night
Mostly clear, with a low around 38.
Thursday
Sunny, with a high near 54.
Thursday Night
Mostly clear, with a low around 38.
Friday
Sunny, with a high near 57.
Friday Night
Mostly clear, with a low around 41.
Saturday
Sunny, with a high near 61.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Groton / New London Airport CT
 41.34°N 72.05°W (Elev. 49 ft)
Last Update:
2:29 am EDT Oct 12, 2025
Forecast Valid:
2am EDT Oct 12, 2025-6pm EDT Oct 18, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation