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

Hazardous Weather Conditions

Current conditions at

Marshall County Airport (KC75)

Lat: 41.02°NLon: 89.39°WElev: 545ft.

Fair

72°F

22°C

Humidity 28%
Wind Speed SW 15 G 28 mph
Barometer 29.99 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 8 Apr 5:35 pm CDT
Extended Forecast for

Lacon IL

  • Tonight

    Tonight: A 40 percent chance of showers, mainly after 2am. Increasing clouds, with a low around 53. South wind 13 to 17 mph, with gusts as high as 30 mph.

    Low: 53 °F

    Partly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers before 9am, then a slight chance of showers after 4pm. Partly sunny, with a high near 71. West southwest wind 6 to 8 mph, with gusts as high as 16 mph. Chance of precipitation is 20%.

    High: 71 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 49. Light and variable wind becoming north northeast 5 to 7 mph in the evening. Winds could gust as high as 15 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 49 °F

    Showers
    Likely then
    Showers

  • Friday

    Friday: Showers likely before 1pm. Mostly cloudy, with a high near 59. North wind 7 to 9 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 59 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Partly cloudy, with a low around 38. Northeast wind 3 to 5 mph.

    Low: 38 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 64. East southeast wind 5 to 9 mph, with gusts as high as 16 mph.

    High: 64 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 55. Southeast wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 55 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers after 1pm. Mostly cloudy, with a high near 76. Breezy.

    High: 76 °F

    Mostly Cloudy
    then Chance
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Showers likely. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.

    Low: 62 °F

    Showers
    Likely

Detailed Forecast

Tonight
A 40 percent chance of showers, mainly after 2am. Increasing clouds, with a low around 53. South wind 13 to 17 mph, with gusts as high as 30 mph.
Thursday
A slight chance of showers before 9am, then a slight chance of showers after 4pm. Partly sunny, with a high near 71. West southwest wind 6 to 8 mph, with gusts as high as 16 mph. Chance of precipitation is 20%.
Thursday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 49. Light and variable wind becoming north northeast 5 to 7 mph in the evening. Winds could gust as high as 15 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Showers likely before 1pm. Mostly cloudy, with a high near 59. North wind 7 to 9 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Partly cloudy, with a low around 38. Northeast wind 3 to 5 mph.
Saturday
Partly sunny, with a high near 64. East southeast wind 5 to 9 mph, with gusts as high as 16 mph.
Saturday Night
Mostly cloudy, with a low around 55. Southeast wind 7 to 10 mph, with gusts as high as 20 mph.
Sunday
A 40 percent chance of showers after 1pm. Mostly cloudy, with a high near 76. Breezy.
Sunday Night
Showers likely. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
Monday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 80. Chance of precipitation is 40%.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 77.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 47.
Wednesday
A chance of showers. Partly sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
Lacon IL
 41.02°N 89.39°W (Elev. 515 ft)
Last Update:
4:37 pm CDT Apr 8, 2026
Forecast Valid:
5pm CDT Apr 8, 2026-6pm CDT Apr 15, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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