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

41°F

5°C

Humidity 70%
Wind Speed SW 5 mph
Barometer 30.14 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 12 Jan 4:35 pm CST
Extended Forecast for

Lewistown IL

  • Tonight

    Tonight: Partly cloudy, with a low around 32. South southwest wind 6 to 9 mph, with gusts as high as 20 mph.

    Low: 32 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 53. West wind 10 to 14 mph, with gusts as high as 25 mph.

    High: 53 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 32. West wind 8 to 14 mph, with gusts as high as 26 mph.

    Low: 32 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a temperature falling to around 26 by 5pm. Breezy, with a north northwest wind 15 to 21 mph, with gusts as high as 36 mph.

    High: 34 °F⇓

    Partly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 14. North northwest wind 8 to 14 mph, with gusts as high as 29 mph.

    Low: 14 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 30. North northwest wind around 7 mph becoming southwest in the afternoon. Winds could gust as high as 16 mph.

    High: 30 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 23. South southwest wind 6 to 10 mph, with gusts as high as 22 mph.

    Low: 23 °F

    Chance Snow

  • Friday

    Friday: A 40 percent chance of snow after noon. Mostly cloudy, with a high near 37.

    High: 37 °F

    Mostly Cloudy
    then Chance
    Snow

  • Friday Night

    Friday Night: A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 13.

    Low: 13 °F

    Chance Snow
    then Mostly
    Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 32. South southwest wind 6 to 9 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 53. West wind 10 to 14 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly cloudy, with a low around 32. West wind 8 to 14 mph, with gusts as high as 26 mph.
Wednesday
Partly sunny, with a temperature falling to around 26 by 5pm. Breezy, with a north northwest wind 15 to 21 mph, with gusts as high as 36 mph.
Wednesday Night
Mostly clear, with a low around 14. North northwest wind 8 to 14 mph, with gusts as high as 29 mph.
Thursday
Mostly sunny, with a high near 30. North northwest wind around 7 mph becoming southwest in the afternoon. Winds could gust as high as 16 mph.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 23. South southwest wind 6 to 10 mph, with gusts as high as 22 mph.
Friday
A 40 percent chance of snow after noon. Mostly cloudy, with a high near 37.
Friday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 13.
Saturday
Mostly cloudy, with a high near 20.
Saturday Night
Mostly cloudy, with a low around 5.
Sunday
Partly sunny, with a high near 19.
Sunday Night
Partly cloudy, with a low around 9.
M.L.King Day
Mostly sunny, with a high near 27.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lewistown IL
 40.41°N 90.15°W (Elev. 568 ft)
Last Update:
3:36 pm CST Jan 12, 2026
Forecast Valid:
4pm CST Jan 12, 2026-6pm CST Jan 19, 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