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Current conditions at

Macomb Municipal Airport (KMQB)

Lat: 40.52°NLon: 90.65°WElev: 679ft.

Fair

80°F

27°C

Humidity 46%
Wind Speed S 7 mph
Barometer 29.99 in
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 11 Oct 12:55 pm CDT
Extended Forecast for

Marietta IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 84. South wind around 5 mph.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 65. South southeast wind 3 to 5 mph. Winds could gust as high as 16 mph.

    Low: 65 °F

    Increasing
    Clouds

  • Columbus Day

    Columbus Day: Sunny, with a high near 89. Southwest wind 6 to 14 mph, with gusts as high as 24 mph.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 72. South southwest wind 8 to 10 mph, with gusts as high as 24 mph.

    Low: 72 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85. West wind 3 to 8 mph. Winds could gust as high as 21 mph.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers after 1am. Low around 63. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Chance
    T-storms then
    Showers

  • Wednesday

    Wednesday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 75. Calm wind becoming east northeast around 6 mph in the morning. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 75 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely, mainly after 1am. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.

    Low: 57 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely. Mostly cloudy, with a high near 71. Chance of precipitation is 70%.

    High: 71 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Sunny, with a high near 84. South wind around 5 mph.
Tonight
Increasing clouds, with a low around 65. South southeast wind 3 to 5 mph. Winds could gust as high as 16 mph.
Columbus Day
Sunny, with a high near 89. Southwest wind 6 to 14 mph, with gusts as high as 24 mph.
Monday Night
Clear, with a low around 72. South southwest wind 8 to 10 mph, with gusts as high as 24 mph.
Tuesday
Sunny, with a high near 85. West wind 3 to 8 mph. Winds could gust as high as 21 mph.
Tuesday Night
A chance of showers and thunderstorms, then showers after 1am. Low around 63. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 75. Calm wind becoming east northeast around 6 mph in the morning. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Thursday
Showers likely. Mostly cloudy, with a high near 71. Chance of precipitation is 70%.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 50.
Friday
Partly sunny, with a high near 62. Breezy.
Friday Night
Partly cloudy, with a low around 39.
Saturday
Mostly sunny, with a high near 57.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Marietta IL
 40.5°N 90.41°W (Elev. 650 ft)
Last Update:
12:36 pm CDT Oct 11, 2026
Forecast Valid:
1pm CDT Oct 11, 2026-6pm CDT Oct 17, 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