Current conditions at

Marshall County Airport (KC75)

Lat: 41.02°NLon: 89.39°WElev: 545ft.

Fair

62°F

17°C

Humidity 83%
Wind Speed Calm
Barometer 30.04 in
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 23 Aug 8:35 pm CDT
Extended Forecast for

Lacon IL

  • Tonight

    Tonight: Patchy fog after 1am.  Otherwise, mostly clear, with a low around 55. Calm wind.

    Low: 55 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 80. Calm wind.

    High: 80 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 57. Calm wind.

    Low: 57 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81. Light and variable wind.

    High: 81 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 63. Calm wind becoming south around 5 mph after midnight.

    Low: 63 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 86. West wind 5 to 9 mph, with gusts as high as 18 mph.

    High: 86 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 62. West wind 3 to 5 mph.

    Low: 62 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog after 1am. Otherwise, mostly clear, with a low around 55. Calm wind.
Monday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 80. Calm wind.
Monday Night
Increasing clouds, with a low around 57. Calm wind.
Tuesday
Mostly sunny, with a high near 81. Light and variable wind.
Tuesday Night
Partly cloudy, with a low around 63. Calm wind becoming south around 5 mph after midnight.
Wednesday
Mostly sunny, with a high near 86. West wind 5 to 9 mph, with gusts as high as 18 mph.
Wednesday Night
Mostly clear, with a low around 62. West wind 3 to 5 mph.
Thursday
Sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 60.
Friday
Sunny, with a high near 82.
Friday Night
Partly cloudy, with a low around 62.
Saturday
Mostly sunny, with a high near 82.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 67.
Sunday
A chance of showers. Partly sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
Lacon IL
 41.02°N 89.39°W (Elev. 515 ft)
7:36 pm CDT Aug 23, 2026
9pm CDT Aug 23, 2026-6pm CDT Aug 30, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database