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/Mist

46°F

8°C

Humidity 96%
Wind Speed SW 3 mph
Barometer 29.55 in (1000.6 mb)
Dewpoint 45°F (7°C)
Visibility 6.00 mi
Last update 12 Mar 4:56 am EDT
Extended Forecast for

Westbrook CT

  • Overnight

    Overnight: A 20 percent chance of rain. Areas of fog. Otherwise, mostly cloudy, with a low around 44. South wind around 7 mph.

    Low: 44 °F

    Slight Chance
    Rain and
    Areas Fog

  • Thursday

    Thursday: Rain likely before 3pm, then rain and snow. Areas of fog before 8am. Temperature rising to near 46 by 9am, then falling to around 38 during the remainder of the day. Southwest wind 9 to 14 mph becoming northwest in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 46 °F⇓

    Rain Likely
    and Areas Fog
    then
    Rain/Snow

  • Thursday Night

    Thursday Night: Snow, possibly mixed with rain, becoming all snow after 7pm, then gradually ending. Low around 30. Northwest wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Rain/Snow
    then Mostly
    Clear

  • Friday

    Friday: Increasing clouds, with a high near 43. West wind 5 to 13 mph becoming south in the afternoon.

    High: 43 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming mostly clear, with a steady temperature around 40. South wind 11 to 13 mph, with gusts as high as 25 mph.

    Low: 40 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 31.

    Low: 31 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, with a high near 45.

    High: 45 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Rain, mainly after 2am. Low around 39. Chance of precipitation is 80%.

    Low: 39 °F

    Chance Rain
    then Rain

Detailed Forecast

Overnight
A 20 percent chance of rain. Areas of fog. Otherwise, mostly cloudy, with a low around 44. South wind around 7 mph.
Thursday
Rain likely before 3pm, then rain and snow. Areas of fog before 8am. Temperature rising to near 46 by 9am, then falling to around 38 during the remainder of the day. Southwest wind 9 to 14 mph becoming northwest in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday Night
Snow, possibly mixed with rain, becoming all snow after 7pm, then gradually ending. Low around 30. Northwest wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Friday
Increasing clouds, with a high near 43. West wind 5 to 13 mph becoming south in the afternoon.
Friday Night
Mostly cloudy, then gradually becoming mostly clear, with a steady temperature around 40. South wind 11 to 13 mph, with gusts as high as 25 mph.
Saturday
Sunny, with a high near 47.
Saturday Night
Increasing clouds, with a low around 31.
Sunday
Mostly cloudy, with a high near 45.
Sunday Night
Rain, mainly after 2am. Low around 39. Chance of precipitation is 80%.
Monday
Rain. High near 55. Chance of precipitation is 90%.
Monday Night
Rain likely. Cloudy, with a low around 34. Chance of precipitation is 70%.
Tuesday
A 30 percent chance of rain. Mostly sunny, with a high near 40.
Tuesday Night
Mostly clear, with a low around 25.
Wednesday
Mostly sunny, with a high near 37.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Westbrook CT
 41.28°N 72.45°W (Elev. 43 ft)
Last Update:
2:50 am EDT Mar 12, 2026
Forecast Valid:
5am EDT Mar 12, 2026-6pm EDT Mar 18, 2026
 
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Additional Resources

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Chance of Precipitation