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.

Fair

N/A

Humidity NA
Wind Speed SW 5 mph
Barometer 29.75 in (1007.6 mb)
Dewpoint N/A
Visibility 10.00 mi
Last update 19 Jun 3:56 pm EDT
Extended Forecast for

2 Miles S Preston CT

  • Juneteenth

    Juneteenth: A 20 percent chance of showers and thunderstorms after 5pm. Some of the storms could be severe. Mostly sunny, with a high near 88. South wind around 11 mph, with gusts as high as 24 mph.

    High: 88 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 11pm. Some of the storms could be severe. Mostly cloudy, with a low around 66. South wind around 10 mph, with gusts as high as 23 mph.

    Low: 66 °F

    Severe
    Thunderstorms
    then Mostly
    Cloudy

  • Friday

    Friday: Sunny, with a high near 84. West wind 13 to 16 mph, with gusts as high as 28 mph.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 64. West wind 5 to 7 mph becoming calm in the evening.

    Low: 64 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 84. Southwest wind 3 to 7 mph.

    High: 84 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 66.

    Low: 66 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 88.

    High: 88 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 95.

    High: 95 °F

    Mostly Sunny

Detailed Forecast

Juneteenth
A 20 percent chance of showers and thunderstorms after 5pm. Some of the storms could be severe. Mostly sunny, with a high near 88. South wind around 11 mph, with gusts as high as 24 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 11pm. Some of the storms could be severe. Mostly cloudy, with a low around 66. South wind around 10 mph, with gusts as high as 23 mph.
Friday
Sunny, with a high near 84. West wind 13 to 16 mph, with gusts as high as 28 mph.
Friday Night
Partly cloudy, with a low around 64. West wind 5 to 7 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 84. Southwest wind 3 to 7 mph.
Saturday Night
Mostly cloudy, with a low around 66.
Sunday
Partly sunny, with a high near 88.
Sunday Night
Partly cloudy, with a low around 70.
Monday
Mostly sunny, with a high near 95.
Monday Night
Mostly clear, with a low around 71.
Tuesday
Sunny, with a high near 98.
Tuesday Night
Partly cloudy, with a low around 74.
Wednesday
Mostly sunny, with a high near 92.
Wednesday Night
Partly cloudy, with a low around 66.
Thursday
Partly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Preston CT
 41.53°N 71.98°W (Elev. 200 ft)
Last Update:
2:38 pm EDT Jun 19, 2025
Forecast Valid:
4pm EDT Jun 19, 2025-6pm EDT Jun 26, 2025
 
Forecast Discussion
 
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Additional Resources

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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