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

35°F

2°C

Humidity 93%
Wind Speed Calm
Barometer 30.09 in (1018.9 mb)
Dewpoint 33°F (1°C)
Visibility 5.00 mi
Last update 17 Feb 6:56 pm EST
Extended Forecast for

2 Miles E Oakdale CT

Dense Fog Advisory February 17, 10:00pm until February 18, 10:00am
Click here for hazard details and duration
Dense Fog Advisory

  • Tonight

    Tonight: Patchy dense fog between 10pm and 1am. Widespread dense freezing fog, mainly between 1am and 4am. Otherwise, mostly cloudy, with a low around 30. Calm wind.

    Low: 30 °F

    Dense
    Freezing Fog
    and Patchy
    Dense Fog

  • Wednesday

    Wednesday: A chance of drizzle before 10am, then rain, mainly after 10am. The drizzle could be heavy at times. Widespread dense fog before 10am. Areas of dense freezing fog before 7am. High near 40. Light and variable wind. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 40 °F

    Rain and
    Areas Dense
    Freezing Fog

  • Wednesday Night

    Wednesday Night: Rain and snow before 1am, then a slight chance of snow between 1am and 4am. Low around 29. Calm wind becoming northeast around 6 mph in the evening. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Rain/Snow
    then Chance
    Rain/Snow

  • Thursday

    Thursday: Partly sunny, with a high near 40. Wind chill values between 25 and 35. North wind around 6 mph becoming light and variable in the afternoon.

    High: 40 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 26. Light east wind.

    Low: 26 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Friday

    Friday: A chance of rain and snow before 1pm, then rain. High near 39. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Chance
    Rain/Snow
    then
    Rain/Snow

  • Friday Night

    Friday Night: Rain likely, mainly before 1am. Mostly cloudy, with a low around 30. Chance of precipitation is 70%.

    Low: 30 °F

    Rain Likely

  • Saturday

    Saturday: Mostly cloudy, with a high near 41.

    High: 41 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy dense fog between 10pm and 1am. Widespread dense freezing fog, mainly between 1am and 4am. Otherwise, mostly cloudy, with a low around 30. Calm wind.
Wednesday
A chance of drizzle before 10am, then rain, mainly after 10am. The drizzle could be heavy at times. Widespread dense fog before 10am. Areas of dense freezing fog before 7am. High near 40. Light and variable wind. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Rain and snow before 1am, then a slight chance of snow between 1am and 4am. Low around 29. Calm wind becoming northeast around 6 mph in the evening. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Thursday
Partly sunny, with a high near 40. Wind chill values between 25 and 35. North wind around 6 mph becoming light and variable in the afternoon.
Thursday Night
A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 26. Light east wind.
Friday
A chance of rain and snow before 1pm, then rain. High near 39. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Friday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 30. Chance of precipitation is 70%.
Saturday
Mostly cloudy, with a high near 41.
Saturday Night
Mostly cloudy, with a low around 27.
Sunday
A 50 percent chance of snow. Mostly cloudy, with a high near 36.
Sunday Night
Snow likely. Mostly cloudy, with a low around 27. Chance of precipitation is 60%.
Monday
A 40 percent chance of snow. Mostly cloudy, with a high near 35.
Monday Night
Mostly cloudy, with a low around 19.
Tuesday
Mostly sunny, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Oakdale CT
 41.46°N 72.17°W (Elev. 400 ft)
Last Update:
3:29 pm EST Feb 17, 2026
Forecast Valid:
7pm EST Feb 17, 2026-6pm EST Feb 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation