National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Willimantic, Windham Airport (KIJD)

Lat: 41.74°NLon: 72.18°WElev: 246ft.

Fair

81°F

27°C

Humidity 45%
Wind Speed Vrbl 3 mph
Barometer 30.12 in (1019.7 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 4 Aug 11:52 am EDT
Extended Forecast for

Colchester CT

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 83. Light southwest wind.

    High: 83 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 61. Calm wind.

    Low: 61 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 83. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 83 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after 2am. Mostly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Calm wind becoming southwest 5 to 9 mph in the morning. Chance of precipitation is 30%.

    High: 86 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88.

    High: 88 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 70.

    Low: 70 °F

    Chance
    Showers

  • Saturday

    Saturday: A 40 percent chance of showers after 2pm. Partly sunny, with a high near 86.

    High: 86 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 83. Light southwest wind.
Tonight
Mostly cloudy, with a low around 61. Calm wind.
Wednesday
Partly sunny, with a high near 83. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
A 20 percent chance of showers after 2am. Mostly cloudy, with a low around 68. Calm wind.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Calm wind becoming southwest 5 to 9 mph in the morning. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 72.
Friday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88.
Friday Night
A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 70.
Saturday
A 40 percent chance of showers after 2pm. Partly sunny, with a high near 86.
Saturday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 69.
Sunday
Mostly sunny, with a high near 87.
Sunday Night
Mostly clear, with a low around 69.
Monday
Sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Colchester CT
 41.57°N 72.33°W (Elev. 459 ft)
Last Update:
6:53 am EDT Aug 4, 2026
Forecast Valid:
12pm EDT Aug 4, 2026-6pm EDT Aug 10, 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