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

28°F

-2°C

Humidity 51%
Wind Speed SW 17 G 24 mph
Barometer 30.43 in (1030.5 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 21 Jan 1:56 pm EST
Extended Forecast for

Mystic CT

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 39. Wind chill values between 20 and 25. Southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 39 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of snow before 9pm, then a chance of rain between 9pm and 4am. Cloudy, with a temperature rising to around 37 by 7pm. Southwest wind 8 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.

    Low: 34 °F⇑

    Chance
    Rain/Snow
    then Chance
    Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 42. West wind 9 to 13 mph, with gusts as high as 25 mph.

    High: 42 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24. Wind chill values between 15 and 20. West wind around 7 mph, with gusts as high as 20 mph.

    Low: 24 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 34. West wind 6 to 11 mph, with gusts as high as 23 mph.

    High: 34 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 6.

    Low: 6 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 17.

    High: 17 °F

    Cold

  • Saturday Night

    Saturday Night: A 40 percent chance of snow after 1am. Mostly cloudy, with a low around 7.

    Low: 7 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Snow. High near 24. Chance of precipitation is 80%.

    High: 24 °F

    Snow

Detailed Forecast

This Afternoon
Partly sunny, with a high near 39. Wind chill values between 20 and 25. Southwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
A chance of snow before 9pm, then a chance of rain between 9pm and 4am. Cloudy, with a temperature rising to around 37 by 7pm. Southwest wind 8 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Thursday
Mostly sunny, with a high near 42. West wind 9 to 13 mph, with gusts as high as 25 mph.
Thursday Night
Partly cloudy, with a low around 24. Wind chill values between 15 and 20. West wind around 7 mph, with gusts as high as 20 mph.
Friday
Partly sunny, with a high near 34. West wind 6 to 11 mph, with gusts as high as 23 mph.
Friday Night
Partly cloudy, with a low around 6.
Saturday
Mostly sunny and cold, with a high near 17.
Saturday Night
A 40 percent chance of snow after 1am. Mostly cloudy, with a low around 7.
Sunday
Snow. High near 24. Chance of precipitation is 80%.
Sunday Night
Snow. Low around 17. Chance of precipitation is 80%.
Monday
A 50 percent chance of snow. Mostly cloudy, with a high near 27.
Monday Night
Partly cloudy, with a low around 11.
Tuesday
Sunny, with a high near 24.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mystic CT
 41.35°N 71.96°W (Elev. 0 ft)
Last Update:
12:34 pm EST Jan 21, 2026
Forecast Valid:
2pm EST Jan 21, 2026-6pm EST Jan 27, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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