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

56°F

13°C

Humidity 100%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 19 Jun 4:15 am CDT
Extended Forecast for

Smithfield IL

  • Juneteenth

    Juneteenth: Increasing clouds, with a high near 80. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 80 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A slight chance of showers between 1am and 4am, then a slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 60. Calm wind. Chance of precipitation is 20%.

    Low: 60 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 8am. Partly sunny, then gradually becoming sunny, with a high near 82. Light west wind. Chance of precipitation is 20%.

    High: 82 °F

    Slight Chance
    T-storms then
    Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers after 1am. Increasing clouds, with a low around 62. Calm wind becoming east around 6 mph after midnight. Winds could gust as high as 15 mph.

    Low: 62 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers, with thunderstorms also possible after 10am. Some of the storms could produce heavy rainfall. High near 75. East southeast wind 8 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between 2 and 3 inches possible.

    High: 75 °F

    Heavy Rain

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 10pm, then showers likely between 10pm and 1am. Mostly cloudy, with a low around 59. North northeast wind 13 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 59 °F

    Showers
    Likely

  • Monday

    Monday: Partly sunny, with a high near 75. North northeast wind 10 to 13 mph, with gusts as high as 21 mph.

    High: 75 °F

    Partly Sunny

  • Monday Night

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

    Low: 55 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

Detailed Forecast

Juneteenth
Increasing clouds, with a high near 80. Calm wind becoming west northwest around 6 mph in the afternoon.
Tonight
A slight chance of showers between 1am and 4am, then a slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 60. Calm wind. Chance of precipitation is 20%.
Saturday
A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 8am. Partly sunny, then gradually becoming sunny, with a high near 82. Light west wind. Chance of precipitation is 20%.
Saturday Night
A 40 percent chance of showers after 1am. Increasing clouds, with a low around 62. Calm wind becoming east around 6 mph after midnight. Winds could gust as high as 15 mph.
Sunday
Showers, with thunderstorms also possible after 10am. Some of the storms could produce heavy rainfall. High near 75. East southeast wind 8 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between 2 and 3 inches possible.
Sunday Night
Showers likely and possibly a thunderstorm before 10pm, then showers likely between 10pm and 1am. Mostly cloudy, with a low around 59. North northeast wind 13 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.
Monday
Partly sunny, with a high near 75. North northeast wind 10 to 13 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
Mostly sunny, with a high near 80.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Mostly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Smithfield IL
 40.48°N 90.29°W (Elev. 630 ft)
Last Update:
4:01 am CDT Jun 19, 2026
Forecast Valid:
4am CDT Jun 19, 2026-6pm CDT Jun 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation