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

80°F

27°C

Humidity 33%
Wind Speed S 9 G 17 mph
Barometer 30.02 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 29 Sep 11:55 am CDT
Extended Forecast for

Smithfield IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 79. South wind around 7 mph.

    High: 79 °F

    Mostly Sunny

  • Tonight

    Tonight: A 30 percent chance of showers, mainly after 3am. Mostly cloudy, with a low around 63. South southeast wind 5 to 7 mph, with gusts as high as 16 mph.

    Low: 63 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: Showers and thunderstorms likely before 1pm, then a chance of showers. Cloudy, with a high near 73. South wind 3 to 6 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 73 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 68. Southeast wind 3 to 6 mph. Winds could gust as high as 17 mph.

    Low: 68 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Showers likely, mainly after 1pm. Cloudy, with a high near 76. Light south southwest wind. Chance of precipitation is 70%. New precipitation amounts between three quarters and one inch possible.

    High: 76 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers, with thunderstorms also possible after 1am. Low around 61. Calm wind becoming north northeast 5 to 7 mph after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

    Low: 61 °F

    Showers

  • Friday

    Friday: A 50 percent chance of showers. Mostly cloudy, with a high near 66. Northeast wind around 9 mph, with gusts as high as 22 mph.

    High: 66 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 79. South wind around 7 mph.
Tonight
A 30 percent chance of showers, mainly after 3am. Mostly cloudy, with a low around 63. South southeast wind 5 to 7 mph, with gusts as high as 16 mph.
Wednesday
Showers and thunderstorms likely before 1pm, then a chance of showers. Cloudy, with a high near 73. South wind 3 to 6 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 68. Southeast wind 3 to 6 mph. Winds could gust as high as 17 mph.
Thursday
Showers likely, mainly after 1pm. Cloudy, with a high near 76. Light south southwest wind. Chance of precipitation is 70%. New precipitation amounts between three quarters and one inch possible.
Thursday Night
Showers, with thunderstorms also possible after 1am. Low around 61. Calm wind becoming north northeast 5 to 7 mph after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Friday
A 50 percent chance of showers. Mostly cloudy, with a high near 66. Northeast wind around 9 mph, with gusts as high as 22 mph.
Friday Night
Partly cloudy, with a low around 52.
Saturday
Mostly sunny, with a high near 66.
Saturday Night
Mostly cloudy, with a low around 54.
Sunday
Mostly sunny, with a high near 67.
Sunday Night
Mostly clear, with a low around 48.
Monday
Sunny, with a high near 65.
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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:
11:26 am CDT Sep 29, 2026
Forecast Valid:
12pm CDT Sep 29, 2026-6pm CDT Oct 5, 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