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

Hazardous Weather Conditions

Current conditions at

Macomb Municipal Airport (KMQB)

Lat: 40.52°NLon: 90.65°WElev: 679ft.

Fair

41°F

5°C

Humidity 70%
Wind Speed Calm
Barometer 30.17 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 18 Apr 9:35 pm CDT
Extended Forecast for

Macomb IL

  • Tonight

    Tonight: Areas of frost after 3am. Otherwise, mostly clear, with a low around 35. West wind 5 to 10 mph.

    Low: 35 °F

    Clear then
    Areas Frost

  • Sunday

    Sunday: Widespread frost, mainly before 7am. Otherwise, increasing clouds, with a high near 57. West wind 5 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 57 °F

    Frost then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Widespread frost, mainly after 5am. Otherwise, mostly clear, with a low around 33. Northeast wind 5 to 10 mph.

    Low: 33 °F

    Mostly Clear
    then Frost

  • Monday

    Monday: Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 61. East wind 5 to 10 mph becoming south in the afternoon.

    High: 61 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

Detailed Forecast

Tonight
Areas of frost after 3am. Otherwise, mostly clear, with a low around 35. West wind 5 to 10 mph.
Sunday
Widespread frost, mainly before 7am. Otherwise, increasing clouds, with a high near 57. West wind 5 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.
Sunday Night
Widespread frost, mainly after 5am. Otherwise, mostly clear, with a low around 33. Northeast wind 5 to 10 mph.
Monday
Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 61. East wind 5 to 10 mph becoming south in the afternoon.
Monday Night
Partly cloudy, with a low around 49.
Tuesday
Mostly sunny, with a high near 75.
Tuesday Night
Partly cloudy, with a low around 55.
Wednesday
Mostly sunny, with a high near 79.
Wednesday Night
Partly cloudy, with a low around 59.
Thursday
Mostly sunny, with a high near 81.
Thursday Night
Showers likely. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.
Friday
Showers likely. Mostly cloudy, with a high near 69. Chance of precipitation is 60%.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 43.
Saturday
Mostly sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Macomb IL
 40.46°N 90.67°W (Elev. 705 ft)
Last Update:
6:06 pm CDT Apr 18, 2026
Forecast Valid:
9pm CDT Apr 18, 2026-6pm CDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

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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