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

62°F

17°C

Humidity 96%
Wind Speed Calm
Barometer 30.00 in (1015.7 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 4 Aug 1:52 am EDT
Extended Forecast for

Colchester CT

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly clear, with a low around 59. North wind 3 to 5 mph.

    Low: 59 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 81. Calm wind becoming southwest 5 to 7 mph in the morning.

    High: 81 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 61. South wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 83. Calm wind becoming southwest 5 to 9 mph in the afternoon.

    High: 83 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after 2am. Partly cloudy, with a low around 67. South wind around 5 mph becoming calm in the evening.

    Low: 67 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

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

    High: 86 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 71.

    Low: 71 °F

    Chance
    T-storms

  • Friday

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

    High: 88 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 70.

    Low: 70 °F

    Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly clear, with a low around 59. North wind 3 to 5 mph.
Tuesday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 81. Calm wind becoming southwest 5 to 7 mph in the morning.
Tuesday Night
Mostly cloudy, with a low around 61. South wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 83. Calm wind becoming southwest 5 to 9 mph in the afternoon.
Wednesday Night
A 20 percent chance of showers after 2am. Partly cloudy, with a low around 67. South wind around 5 mph becoming calm in the evening.
Thursday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86.
Thursday Night
A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 71.
Friday
A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 88.
Friday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 70.
Saturday
A 50 percent chance of showers after 2pm. Mostly sunny, with a high near 86.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 69.
Sunday
Mostly sunny, with a high near 85.
Sunday Night
Partly cloudy, with a low around 69.
Monday
Sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Colchester CT
 41.58°N 72.35°W (Elev. 328 ft)
Last Update:
10:50 pm EDT Aug 3, 2026
Forecast Valid:
2am 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