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

76°F

24°C

Humidity 88%
Wind Speed W 8 mph
Barometer 30.00 in (1015.8 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 8 Aug 7:56 am EDT
Extended Forecast for

2 Miles SE Salem CT

Heat Advisory August 8, 11:00am until August 8, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 88. Southwest wind 5 to 9 mph.

    High: 88 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 11pm. Partly cloudy, with a low around 71. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 71 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 88. West wind 3 to 8 mph.

    High: 88 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 65. Calm wind.

    Low: 65 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 86. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 86 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 65.

    Low: 65 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers before 2pm. Mostly sunny, with a high near 83.

    High: 83 °F

    Chance
    Showers

Detailed Forecast

Today
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 88. Southwest wind 5 to 9 mph.
Tonight
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 11pm. Partly cloudy, with a low around 71. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 88. West wind 3 to 8 mph.
Sunday Night
Mostly clear, with a low around 65. Calm wind.
Monday
Sunny, with a high near 86. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 69.
Tuesday
A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 86.
Tuesday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 65.
Wednesday
A 30 percent chance of showers before 2pm. Mostly sunny, with a high near 83.
Wednesday Night
A 30 percent chance of showers after 8pm. Mostly cloudy, with a low around 64.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 82.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 63.
Friday
Sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Salem CT
 41.47°N 72.23°W (Elev. 499 ft)
Last Update:
2:28 am EDT Aug 8, 2026
Forecast Valid:
8am EDT Aug 8, 2026-6pm EDT Aug 14, 2026
 
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