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

Macomb Municipal Airport (KMQB)

Lat: 40.52°NLon: 90.65°WElev: 679ft.

Fair

48°F

9°C

Humidity 100%
Wind Speed Calm
Barometer 30.03 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 11 Oct 6:35 am CDT
Extended Forecast for

Colchester IL

  • Today

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

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 66. South wind around 5 mph.

    Low: 66 °F

    Increasing
    Clouds

  • Columbus Day

    Columbus Day: Sunny, with a high near 89. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 71. Southwest wind around 10 mph, with gusts as high as 25 mph.

    Low: 71 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely after 10pm. Partly cloudy, with a low around 63. Chance of precipitation is 70%.

    Low: 63 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely. Mostly cloudy, with a high near 75. Chance of precipitation is 70%.

    High: 75 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely, mainly after 1am. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.

    Low: 58 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely. Mostly cloudy, with a high near 70. Chance of precipitation is 70%.

    High: 70 °F

    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 86. South wind around 5 mph.
Tonight
Increasing clouds, with a low around 66. South wind around 5 mph.
Columbus Day
Sunny, with a high near 89. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Clear, with a low around 71. Southwest wind around 10 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 85.
Tuesday Night
A chance of showers and thunderstorms, then showers likely after 10pm. Partly cloudy, with a low around 63. Chance of precipitation is 70%.
Wednesday
Showers likely. Mostly cloudy, with a high near 75. Chance of precipitation is 70%.
Wednesday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.
Thursday
Showers likely. Mostly cloudy, with a high near 70. Chance of precipitation is 70%.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 51.
Friday
Partly sunny, with a high near 62. Breezy.
Friday Night
Partly cloudy, with a low around 39.
Saturday
Sunny, with a high near 57.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Colchester IL
 40.42°N 90.78°W (Elev. 669 ft)
Last Update:
5:41 am CDT Oct 11, 2026
Forecast Valid:
6am CDT Oct 11, 2026-6pm CDT Oct 17, 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