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.

Overcast

63°F

17°C

Humidity 96%
Wind Speed SE 15 mph
Barometer 29.93 in
Dewpoint 62°F (17°C)
Visibility 7.00 mi
Last update 2 Nov 3:35 pm CST
Extended Forecast for

Lewistown IL

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 64. South southeast wind around 14 mph, with gusts as high as 24 mph.

    High: 64 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 63. South wind 14 to 18 mph, with gusts as high as 30 mph.

    Low: 63 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Rain and thunderstorms likely, then rain and possibly a thunderstorm after 1pm. High near 71. Breezy, with a south wind 16 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 71 °F

    Rain and
    Breezy

  • Tuesday Night

    Tuesday Night: Rain, mainly before midnight. Low around 52. South wind 9 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 52 °F

    Rain then
    Chance Rain

  • Wednesday

    Wednesday: A 30 percent chance of rain before noon. Partly sunny, with a high near 60. West southwest wind 9 to 14 mph, with gusts as high as 22 mph.

    High: 60 °F

    Chance Rain
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 45. Southwest wind around 9 mph, with gusts as high as 20 mph.

    Low: 45 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 61. West southwest wind 8 to 11 mph, with gusts as high as 20 mph.

    High: 61 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 64. South southeast wind around 14 mph, with gusts as high as 24 mph.
Tonight
Mostly cloudy, with a low around 63. South wind 14 to 18 mph, with gusts as high as 30 mph.
Tuesday
Rain and thunderstorms likely, then rain and possibly a thunderstorm after 1pm. High near 71. Breezy, with a south wind 16 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday Night
Rain, mainly before midnight. Low around 52. South wind 9 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
A 30 percent chance of rain before noon. Partly sunny, with a high near 60. West southwest wind 9 to 14 mph, with gusts as high as 22 mph.
Wednesday Night
Mostly cloudy, with a low around 45. Southwest wind around 9 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 61. West southwest wind 8 to 11 mph, with gusts as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 42.
Friday
Partly sunny, with a high near 56.
Friday Night
Mostly cloudy, with a low around 37.
Saturday
Mostly sunny, with a high near 56.
Saturday Night
Mostly cloudy, with a low around 35.
Sunday
Mostly sunny, with a high near 59.
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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:
1:06 pm CST Nov 2, 2026
Forecast Valid:
3pm CST Nov 2, 2026-6pm CST Nov 8, 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