Current conditions at

Marshall County Airport (KC75)

Lat: 41.02°NLon: 89.39°WElev: 545ft.

Partly Cloudy

78°F

26°C

Humidity 91%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 15 Aug 10:15 pm CDT
Extended Forecast for

6 Miles S Neponset IL

Flood Watch August 16, 12:00am until August 16, 10:00am
Click here for hazard details and duration
Flood Watch
  • Tonight

    Tonight: A chance of showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 3am, then a chance of showers and thunderstorms after 3am.  Mostly cloudy, with a low around 72. Calm wind becoming west southwest around 6 mph after midnight.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 72 °F

    Chance
    T-storms then
    Showers
    Likely

  • Sunday

    Sunday: A chance of showers and thunderstorms before 8am, then a slight chance of showers and thunderstorms after 4pm.  Partly sunny, with a high near 84. Northwest wind 6 to 10 mph, with gusts as high as 16 mph.  Chance of precipitation is 30%.

    High: 84 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A 10 percent chance of showers and thunderstorms before 7pm.  Partly cloudy, with a low around 64. North northwest wind 5 to 9 mph, with gusts as high as 16 mph.

    Low: 64 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 80. North northwest wind around 6 mph.

    High: 80 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 62. Calm wind.

    Low: 62 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 82. Light south southwest wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 16 mph.

    High: 82 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 66. Light and variable wind becoming northwest 5 to 7 mph in the evening.  Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.

    Low: 66 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 40 percent chance of showers before 1pm.  Mostly cloudy, with a high near 77.

    High: 77 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 3am, then a chance of showers and thunderstorms after 3am. Mostly cloudy, with a low around 72. Calm wind becoming west southwest around 6 mph after midnight. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A chance of showers and thunderstorms before 8am, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 84. Northwest wind 6 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 30%.
Sunday Night
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 64. North northwest wind 5 to 9 mph, with gusts as high as 16 mph.
Monday
Sunny, with a high near 80. North northwest wind around 6 mph.
Monday Night
Mostly clear, with a low around 62. Calm wind.
Tuesday
Mostly sunny, with a high near 82. Light south southwest wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 16 mph.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Light and variable wind becoming northwest 5 to 7 mph in the evening. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.
Wednesday
A 40 percent chance of showers before 1pm. Mostly cloudy, with a high near 77.
Wednesday Night
Partly cloudy, with a low around 59.
Thursday
Mostly sunny, with a high near 75.
Thursday Night
Partly cloudy, with a low around 59.
Friday
Mostly sunny, with a high near 76.
Friday Night
Partly cloudy, with a low around 61.
Saturday
Mostly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles S Neponset IL
 41.21°N 89.79°W (Elev. 748 ft)
9:36 pm CDT Aug 15, 2026
10pm CDT Aug 15, 2026-6pm CDT Aug 22, 2026
 
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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