Current conditions at

Macomb Municipal Airport (KMQB)

Lat: 40.52°NLon: 90.65°WElev: 679ft.

Fair

81°F

27°C

Humidity 65%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 3 Aug 3:15 pm CDT
Extended Forecast for

Colchester IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 84. Calm wind.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 63. Calm wind becoming southeast around 5 mph.

    Low: 63 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 86. South wind around 5 mph.

    High: 86 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 67. Calm wind becoming southeast around 5 mph.

    Low: 67 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after 4pm.  Partly sunny, with a high near 82. Chance of precipitation is 60%.

    High: 82 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm.  Low around 64. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 64 °F

    Showers

  • Thursday

    Thursday: A 40 percent chance of showers before 1pm.  Partly sunny, with a high near 80.

    High: 80 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 84. Calm wind.
Tonight
Mostly clear, with a low around 63. Calm wind becoming southeast around 5 mph.
Tuesday
Sunny, with a high near 86. South wind around 5 mph.
Tuesday Night
Increasing clouds, with a low around 67. Calm wind becoming southeast around 5 mph.
Wednesday
Showers likely, with thunderstorms also possible after 4pm. Partly sunny, with a high near 82. Chance of precipitation is 60%.
Wednesday Night
Showers and possibly a thunderstorm. Low around 64. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday
A 40 percent chance of showers before 1pm. Partly sunny, with a high near 80.
Thursday Night
Partly cloudy, with a low around 62.
Friday
Mostly sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 64.
Saturday
Sunny, with a high near 85.
Saturday Night
Mostly clear, with a low around 67.
Sunday
Sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
Colchester IL
 40.42°N 90.78°W (Elev. 669 ft)
1:46 pm CDT Aug 3, 2026
3pm CDT Aug 3, 2026-6pm CDT Aug 9, 2026
 
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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