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.

Overcast

71°F

22°C

Humidity 99%
Wind Speed Calm
Barometer 30.04 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 26 Jul 8:55 am CDT
Extended Forecast for

4 Miles NNE Marietta IL

  • Today

    Today: Showers and thunderstorms likely. Mostly cloudy, with a high near 85. Southeast wind 6 to 8 mph becoming south southwest in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 85 °F

    T-storms
    Likely

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73. South wind 3 to 5 mph.

    Low: 73 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. Heat index values as high as 109. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 90 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75. Light south southwest wind.

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 93. Southwest wind 3 to 6 mph.

    High: 93 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 75. Light west southwest wind.

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 92. Light and variable wind.

    High: 92 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72.

    Low: 72 °F

    Mostly Clear
    then Chance
    T-storms

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.

    High: 85 °F

    Chance
    T-storms

Detailed Forecast

Today
Showers and thunderstorms likely. Mostly cloudy, with a high near 85. Southeast wind 6 to 8 mph becoming south southwest in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73. South wind 3 to 5 mph.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. Heat index values as high as 109. Calm wind becoming southwest around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 75. Light south southwest wind.
Monday
Sunny, with a high near 93. Southwest wind 3 to 6 mph.
Monday Night
Mostly clear, with a low around 75. Light west southwest wind.
Tuesday
Mostly sunny, with a high near 92. Light and variable wind.
Tuesday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 77.
Thursday Night
Partly cloudy, with a low around 59.
Friday
Mostly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Marietta IL
 40.54°N 90.37°W (Elev. 600 ft)
Last Update:
5:25 am CDT Jul 26, 2025
Forecast Valid:
9am CDT Jul 26, 2025-6pm CDT Aug 1, 2025
 
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