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

Marshall County Airport (KC75)

Lat: 41.02°NLon: 89.39°WElev: 545ft.

Overcast

54°F

12°C

Humidity 79%
Wind Speed SW 13 G 16 mph
Barometer 29.72 in
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 4 Nov 3:35 pm CST
Extended Forecast for

Lacon IL

  • This Afternoon

    This Afternoon: A slight chance of drizzle. Cloudy, with a high near 58. West southwest wind 9 to 11 mph, with gusts as high as 20 mph.

    High: 58 °F

    Slight Chance
    Drizzle

  • Tonight

    Tonight: Patchy drizzle, mainly between 8pm and 10pm. Cloudy, with a low around 47. Southwest wind 7 to 9 mph, with gusts as high as 18 mph.

    Low: 47 °F

    Patchy
    Drizzle then
    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of rain, mainly after 2pm. Mostly cloudy, with a high near 55. Southwest wind 7 to 14 mph, with gusts as high as 22 mph.

    High: 55 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 40. North wind 5 to 7 mph, with gusts as high as 15 mph.

    Low: 40 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 50. North wind 5 to 9 mph, with gusts as high as 17 mph.

    High: 50 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 31. Light north northwest wind.

    Low: 31 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 52. Light north northwest wind.

    High: 52 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

Detailed Forecast

This Afternoon
A slight chance of drizzle. Cloudy, with a high near 58. West southwest wind 9 to 11 mph, with gusts as high as 20 mph.
Tonight
Patchy drizzle, mainly between 8pm and 10pm. Cloudy, with a low around 47. Southwest wind 7 to 9 mph, with gusts as high as 18 mph.
Thursday
A 30 percent chance of rain, mainly after 2pm. Mostly cloudy, with a high near 55. Southwest wind 7 to 14 mph, with gusts as high as 22 mph.
Thursday Night
Mostly cloudy, with a low around 40. North wind 5 to 7 mph, with gusts as high as 15 mph.
Friday
Mostly sunny, with a high near 50. North wind 5 to 9 mph, with gusts as high as 17 mph.
Friday Night
Mostly clear, with a low around 31. Light north northwest wind.
Saturday
Sunny, with a high near 52. Light north northwest wind.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Sunny, with a high near 59.
Sunday Night
Mostly clear, with a low around 35.
Monday
Sunny, with a high near 63.
Monday Night
Clear, with a low around 39.
Tuesday
Sunny, with a high near 63.
Tuesday Night
Partly cloudy, with a low around 39.
Veterans Day
Mostly sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lacon IL
 41.02°N 89.42°W (Elev. 440 ft)
Last Update:
3:21 pm CST Nov 4, 2026
Forecast Valid:
4pm CST Nov 4, 2026-6pm CST Nov 11, 2026
 
Forecast Discussion
 
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Additional Resources

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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