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

St. Charles, St. Charles County Smartt Airport (KSET)

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Fair

57°F

14°C

Humidity 33%
Wind Speed SE 9 mph
Barometer 30.14 in (1020.6 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 24 Mar 9:54 pm CDT
Extended Forecast for

Eldred IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 43. Southeast wind around 6 mph.

    Low: 43 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 79. South wind 5 to 9 mph.

    High: 79 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 62. South wind 6 to 8 mph, with gusts as high as 20 mph.

    Low: 62 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of rain between 1pm and 4pm, then a slight chance of rain and thunderstorms after 4pm. Mostly sunny, with a high near 89. Southwest wind 8 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    High: 89 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Rain and possibly a thunderstorm. Low around 41. West wind 9 to 14 mph becoming north after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 80%.

    Low: 41 °F

    Rain

  • Friday

    Friday: A 20 percent chance of rain before 1pm. Partly sunny, with a high near 52.

    High: 52 °F

    Slight Chance
    Rain

  • Friday Night

    Friday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 43. Southeast wind around 6 mph.
Wednesday
Mostly sunny, with a high near 79. South wind 5 to 9 mph.
Wednesday Night
Partly cloudy, with a low around 62. South wind 6 to 8 mph, with gusts as high as 20 mph.
Thursday
A slight chance of rain between 1pm and 4pm, then a slight chance of rain and thunderstorms after 4pm. Mostly sunny, with a high near 89. Southwest wind 8 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Thursday Night
Rain and possibly a thunderstorm. Low around 41. West wind 9 to 14 mph becoming north after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 80%.
Friday
A 20 percent chance of rain before 1pm. Partly sunny, with a high near 52.
Friday Night
Mostly clear, with a low around 29.
Saturday
Sunny, with a high near 59.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Partly sunny, with a high near 65.
Sunday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 49.
Monday
Mostly sunny, with a high near 80.
Monday Night
A 30 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 56.
Tuesday
A 40 percent chance of rain and thunderstorms. Partly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Eldred IL
 39.29°N 90.57°W (Elev. 430 ft)
Last Update:
8:51 pm CDT Mar 24, 2026
Forecast Valid:
10pm CDT Mar 24, 2026-6pm CDT Mar 31, 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