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

51°F

11°C

Humidity 36%
Wind Speed NW 6 mph
Barometer 29.78 in (1008.3 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 25 Feb 11:54 am CST
Extended Forecast for

Eldred IL

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 50. Light and variable wind.

    High: 50 °F

    Partly Sunny

  • Tonight

    Tonight: A 40 percent chance of rain, mainly before 2am. Mostly cloudy, with a low around 31. Calm wind becoming northeast around 5 mph.

    Low: 31 °F

    Chance Rain

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 54. Southeast wind around 5 mph becoming calm in the afternoon.

    High: 54 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Clear, with a low around 33. Light southwest wind.

    Low: 33 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 69. Light southwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 23 mph.

    High: 69 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of rain. Mostly sunny, with a high near 58.

    High: 58 °F

    Slight Chance
    Rain

  • Saturday Night

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

    Low: 27 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of snow before noon, then a chance of rain and snow. Cloudy, with a high near 40. Chance of precipitation is 50%.

    High: 40 °F

    Chance Snow
    then Chance
    Rain/Snow

Detailed Forecast

This Afternoon
Partly sunny, with a high near 50. Light and variable wind.
Tonight
A 40 percent chance of rain, mainly before 2am. Mostly cloudy, with a low around 31. Calm wind becoming northeast around 5 mph.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 54. Southeast wind around 5 mph becoming calm in the afternoon.
Thursday Night
Clear, with a low around 33. Light southwest wind.
Friday
Sunny, with a high near 69. Light southwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 23 mph.
Friday Night
Mostly clear, with a low around 36.
Saturday
A 20 percent chance of rain. Mostly sunny, with a high near 58.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
A chance of snow before noon, then a chance of rain and snow. Cloudy, with a high near 40. Chance of precipitation is 50%.
Sunday Night
Rain and snow likely. Cloudy, with a low around 25. Chance of precipitation is 70%.
Monday
A chance of rain and snow. Cloudy, with a high near 37. Chance of precipitation is 30%.
Monday Night
A 40 percent chance of rain. Cloudy, with a low around 24.
Tuesday
A 40 percent chance of rain. Mostly cloudy, with a high near 41.
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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:
12:26 pm CST Feb 25, 2026
Forecast Valid:
12pm CST Feb 25, 2026-6pm CST Mar 3, 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