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

Hazardous Weather Conditions

Current conditions at

Logan County Airport (KAAA)

Lat: 40.16°NLon: 89.34°WElev: 591ft.

Fog/Mist

47°F

8°C

Humidity 94%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 45°F (7°C)
Visibility 3.00 mi
Last update 4 Mar 8:55 pm CST
Extended Forecast for

2 Miles NW Logan County Airport IL

Dense Fog Advisory March 4, 09:15pm until March 5, 06:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory March 4, 09:15pm until March 5, 06:00am

    NOW until 6:00am Thu

    Dense Fog Advisory

  • Tonight

    Low: 47 °F

    Showers
    Likely and
    Areas Dense
    Fog

  • Thursday

    Thursday: A 40 percent chance of showers, mainly before 9am. Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 61. Light and variable wind becoming west northwest around 6 mph.

    High: 61 °F

    Chance
    Showers and
    Areas Fog
    then Mostly
    Cloudy

  • Thursday Night

    Thursday Night: A slight chance of showers, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 49. Calm wind becoming southeast 5 to 9 mph after midnight. Winds could gust as high as 16 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 49 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Friday

    Friday: A 50 percent chance of showers. Partly sunny, with a high near 76. Breezy, with a south wind 10 to 20 mph, with gusts as high as 28 mph.

    High: 76 °F

    Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 52. South wind 14 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 52 °F

    Showers
    Likely then
    Showers

  • Saturday

    Saturday: A 40 percent chance of showers before noon. Mostly cloudy, with a high near 62. Southwest wind 9 to 14 mph becoming west northwest in the afternoon. Winds could gust as high as 24 mph.

    High: 62 °F

    Chance
    Showers then
    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 36. West northwest wind 5 to 7 mph becoming southwest after midnight. Winds could gust as high as 15 mph.

    Low: 36 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

Detailed Forecast

Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Areas of dense fog. Otherwise, cloudy, with a low around 47. East northeast wind 3 to 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A 40 percent chance of showers, mainly before 9am. Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 61. Light and variable wind becoming west northwest around 6 mph.
Thursday Night
A slight chance of showers, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 49. Calm wind becoming southeast 5 to 9 mph after midnight. Winds could gust as high as 16 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A 50 percent chance of showers. Partly sunny, with a high near 76. Breezy, with a south wind 10 to 20 mph, with gusts as high as 28 mph.
Friday Night
Showers and possibly a thunderstorm. Low around 52. South wind 14 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
A 40 percent chance of showers before noon. Mostly cloudy, with a high near 62. Southwest wind 9 to 14 mph becoming west northwest in the afternoon. Winds could gust as high as 24 mph.
Saturday Night
Partly cloudy, with a low around 36. West northwest wind 5 to 7 mph becoming southwest after midnight. Winds could gust as high as 15 mph.
Sunday
Sunny, with a high near 62.
Sunday Night
Mostly clear, with a low around 44.
Monday
Sunny, with a high near 74.
Monday Night
A chance of rain and thunderstorms. Mostly clear, with a low around 57.
Tuesday
Rain. Mostly cloudy, with a high near 73.
Tuesday Night
Rain. Mostly cloudy, with a low around 41.
Wednesday
A chance of rain. Mostly cloudy, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Logan County Airport IL
 40.19°N 89.35°W (Elev. 581 ft)
Last Update:
8:46 pm CST Mar 4, 2026
Forecast Valid:
9pm CST Mar 4, 2026-6pm CDT Mar 11, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation