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Hazardous Weather Conditions

Current conditions at

Logan County Airport (KAAA)

Lat: 40.16°NLon: 89.34°WElev: 591ft.

Fair

58°F

14°C

Humidity 100%
Wind Speed Calm
Barometer 30.08 in
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 21 Aug 5:55 am CDT
Extended Forecast for

Hartsburg IL

  • Today

    Today: Patchy fog before 8am. Otherwise, sunny, with a high near 83. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 83 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 64. Southwest wind around 5 mph becoming calm.

    Low: 64 °F

    Chance
    T-storms

  • Saturday

    Saturday: Sunny, with a high near 81. North northwest wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 59. Northwest wind 5 to 8 mph becoming calm in the evening.

    Low: 59 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 79. North northwest wind 3 to 7 mph.

    High: 79 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 57. Light and variable wind.

    Low: 57 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 78. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 78 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, sunny, with a high near 83. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 64. Southwest wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 81. North northwest wind 6 to 11 mph, with gusts as high as 20 mph.
Saturday Night
Clear, with a low around 59. Northwest wind 5 to 8 mph becoming calm in the evening.
Sunday
Sunny, with a high near 79. North northwest wind 3 to 7 mph.
Sunday Night
Partly cloudy, with a low around 57. Light and variable wind.
Monday
Mostly sunny, with a high near 78. Calm wind becoming east southeast around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
Partly sunny, with a high near 84.
Wednesday Night
Mostly clear, with a low around 64.
Thursday
Sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hartsburg IL
 40.25°N 89.44°W (Elev. 600 ft)
Last Update:
4:36 am CDT Aug 21, 2026
Forecast Valid:
6am CDT Aug 21, 2026-6pm CDT Aug 27, 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