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.

Overcast

38°F

3°C

Humidity 74%
Wind Speed Calm
Barometer 30.18 in
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 3 Mar 1:35 am CST
Extended Forecast for

Neponset IL

  • Overnight

    Overnight: A slight chance of rain between 2am and 5am. Cloudy, with a low around 35. East wind around 5 mph. Chance of precipitation is 20%.

    Low: 35 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: Rain likely, mainly before 2pm. Cloudy, with a high near 48. Southeast wind around 5 mph becoming north in the afternoon. Chance of precipitation is 60%.

    High: 48 °F

    Rain Likely
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain between midnight and 3am. Mostly cloudy, with a low around 35. East wind around 5 mph.

    Low: 35 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: A 40 percent chance of rain. Mostly cloudy, with a high near 52. East wind 5 to 10 mph.

    High: 52 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain, mainly after midnight. Low around 43. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 43 °F

    Chance Rain
    then Rain

  • Thursday

    Thursday: Rain likely, mainly before noon. Mostly cloudy, with a high near 59. Chance of precipitation is 60%.

    High: 59 °F

    Rain Likely
    then Chance
    Rain

  • Thursday Night

    Thursday Night: A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday

    Friday: Rain. High near 73. Chance of precipitation is 90%.

    High: 73 °F

    Rain

  • Friday Night

    Friday Night: Rain likely, then rain and possibly a thunderstorm after midnight. Low around 51. Chance of precipitation is 80%.

    Low: 51 °F

    Rain

Detailed Forecast

Overnight
A slight chance of rain between 2am and 5am. Cloudy, with a low around 35. East wind around 5 mph. Chance of precipitation is 20%.
Tuesday
Rain likely, mainly before 2pm. Cloudy, with a high near 48. Southeast wind around 5 mph becoming north in the afternoon. Chance of precipitation is 60%.
Tuesday Night
A 20 percent chance of rain between midnight and 3am. Mostly cloudy, with a low around 35. East wind around 5 mph.
Wednesday
A 40 percent chance of rain. Mostly cloudy, with a high near 52. East wind 5 to 10 mph.
Wednesday Night
Rain, mainly after midnight. Low around 43. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Rain likely, mainly before noon. Mostly cloudy, with a high near 59. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 45.
Friday
Rain. High near 73. Chance of precipitation is 90%.
Friday Night
Rain likely, then rain and possibly a thunderstorm after midnight. Low around 51. Chance of precipitation is 80%.
Saturday
Partly sunny, with a high near 63.
Saturday Night
Mostly clear, with a low around 37.
Sunday
Sunny, with a high near 63.
Sunday Night
Mostly clear, with a low around 42.
Monday
Sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Neponset IL
 41.3°N 89.79°W (Elev. 817 ft)
Last Update:
12:26 am CST Mar 3, 2026
Forecast Valid:
1am CST Mar 3, 2026-6pm CDT Mar 9, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation