National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Logan County Airport (KAAA)

Lat: 40.16°NLon: 89.34°WElev: 591ft.

Fair

35°F

2°C

Humidity 74%
Wind Speed Calm
Barometer 30.25 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 11 Mar 11:35 pm CDT
Extended Forecast for

Waynesville IL

  • Tonight

    Tonight: Clear, with a low around 28. Northwest wind 7 to 15 mph, with gusts as high as 23 mph.

    Low: 28 °F

    Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 50. West wind 7 to 15 mph, with gusts as high as 21 mph.

    High: 50 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 40. Breezy, with a south wind 15 to 20 mph increasing to 21 to 26 mph after midnight. Winds could gust as high as 36 mph.

    Low: 40 °F

    Mostly Cloudy
    and Breezy

  • Friday

    Friday: Partly sunny, with a high near 52. Breezy, with a west wind 20 to 24 mph, with gusts as high as 34 mph.

    High: 52 °F

    Partly Sunny
    and Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 30. West northwest wind 7 to 11 mph becoming north northeast after midnight. Winds could gust as high as 18 mph.

    Low: 30 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 50. East southeast wind 7 to 11 mph, with gusts as high as 17 mph.

    High: 50 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 30 percent chance of rain after 1am. Cloudy, with a low around 42. East wind 13 to 18 mph, with gusts as high as 26 mph.

    Low: 42 °F

    Cloudy then
    Chance Rain

  • Sunday

    Sunday: Rain. High near 59. Breezy. Chance of precipitation is 90%.

    High: 59 °F

    Rain and
    Breezy

  • Sunday Night

    Sunday Night: A chance of rain and snow before 1am. Mostly cloudy, with a low around 19. Blustery. Chance of precipitation is 50%.

    Low: 19 °F

    Chance
    Rain/Snow and
    Blustery

Detailed Forecast

Tonight
Clear, with a low around 28. Northwest wind 7 to 15 mph, with gusts as high as 23 mph.
Thursday
Increasing clouds, with a high near 50. West wind 7 to 15 mph, with gusts as high as 21 mph.
Thursday Night
Mostly cloudy, with a low around 40. Breezy, with a south wind 15 to 20 mph increasing to 21 to 26 mph after midnight. Winds could gust as high as 36 mph.
Friday
Partly sunny, with a high near 52. Breezy, with a west wind 20 to 24 mph, with gusts as high as 34 mph.
Friday Night
Mostly cloudy, with a low around 30. West northwest wind 7 to 11 mph becoming north northeast after midnight. Winds could gust as high as 18 mph.
Saturday
Mostly cloudy, with a high near 50. East southeast wind 7 to 11 mph, with gusts as high as 17 mph.
Saturday Night
A 30 percent chance of rain after 1am. Cloudy, with a low around 42. East wind 13 to 18 mph, with gusts as high as 26 mph.
Sunday
Rain. High near 59. Breezy. Chance of precipitation is 90%.
Sunday Night
A chance of rain and snow before 1am. Mostly cloudy, with a low around 19. Blustery. Chance of precipitation is 50%.
Monday
Partly sunny, with a high near 28. Blustery.
Monday Night
Partly cloudy, with a low around 12.
Tuesday
Mostly sunny, with a high near 34.
Tuesday Night
Mostly cloudy, with a low around 25.
Wednesday
Mostly cloudy, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Waynesville IL
 40.24°N 89.12°W (Elev. 699 ft)
Last Update:
8:37 pm CDT Mar 11, 2026
Forecast Valid:
11pm CDT Mar 11, 2026-6pm CDT Mar 18, 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