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

47°F

8°C

Humidity 86%
Wind Speed E 6 mph
Barometer 29.90 in (1012.3 mb)
Dewpoint 43°F (6°C)
Visibility 7.00 mi
Wind Chill44°F (7°C)
Last update 17 Feb 8:54 am CST
Extended Forecast for

Eldred IL

  • Today

    Today: Mostly cloudy, with a high near 62. South wind 7 to 15 mph, with gusts as high as 31 mph.

    High: 62 °F

    Mostly Cloudy

  • Tonight

    Tonight: A slight chance of rain between 10pm and 3am. Cloudy during the early evening, then gradual clearing, with a low around 52. South wind 11 to 18 mph becoming southwest after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 20%.

    Low: 52 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: Sunny, with a high near 70. Southwest wind 6 to 10 mph, with gusts as high as 23 mph.

    High: 70 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 45. South wind 3 to 6 mph.

    Low: 45 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after noon. Mostly sunny, with a high near 71. South wind 6 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 40%.

    High: 71 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers before midnight. Mostly clear, with a low around 34.

    Low: 34 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 48.

    High: 48 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of snow, mainly after noon. Mostly sunny, with a high near 43.

    High: 43 °F

    Chance Snow

Detailed Forecast

Today
Mostly cloudy, with a high near 62. South wind 7 to 15 mph, with gusts as high as 31 mph.
Tonight
A slight chance of rain between 10pm and 3am. Cloudy during the early evening, then gradual clearing, with a low around 52. South wind 11 to 18 mph becoming southwest after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 20%.
Wednesday
Sunny, with a high near 70. Southwest wind 6 to 10 mph, with gusts as high as 23 mph.
Wednesday Night
Partly cloudy, with a low around 45. South wind 3 to 6 mph.
Thursday
A chance of showers, with thunderstorms also possible after noon. Mostly sunny, with a high near 71. South wind 6 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 40%.
Thursday Night
A 20 percent chance of showers before midnight. Mostly clear, with a low around 34.
Friday
Sunny, with a high near 48.
Friday Night
Partly cloudy, with a low around 27.
Saturday
A 30 percent chance of snow, mainly after noon. Mostly sunny, with a high near 43.
Saturday Night
A 20 percent chance of snow before midnight. Mostly clear, with a low around 24.
Sunday
Sunny, with a high near 38.
Sunday Night
Mostly clear, with a low around 17.
Monday
Sunny, with a high near 39.
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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:
5:01 am CST Feb 17, 2026
Forecast Valid:
9am CST Feb 17, 2026-6pm CST Feb 23, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation