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.

Overcast

42°F

6°C

Humidity 68%
Wind Speed NW 12 G 23 mph
Barometer 30.21 in (1022.8 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 11 Mar 7:54 pm CDT
Extended Forecast for

5 Miles SE Eldred IL

  • Tonight

    Tonight: Mostly clear, with a low around 30. Northwest wind 13 to 18 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 26 mph.

    Low: 30 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 53. West wind 5 to 11 mph, with gusts as high as 21 mph.

    High: 53 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 42. Breezy, with a south wind 11 to 20 mph, with gusts as high as 32 mph.

    Low: 42 °F

    Partly Cloudy
    then Partly
    Cloudy and
    Breezy

  • Friday

    Friday: Partly sunny, with a high near 57. West wind 11 to 15 mph, with gusts as high as 26 mph.

    High: 57 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 34. Northwest wind around 6 mph becoming northeast after midnight.

    Low: 34 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 58.

    High: 58 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 20 percent chance of rain and thunderstorms after 1am. Cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: Rain and possibly a thunderstorm. High near 63. Breezy. Chance of precipitation is 80%.

    High: 63 °F

    Rain and
    Breezy

  • Sunday Night

    Sunday Night: A chance of rain and snow before 1am. Mostly cloudy, with a low around 21. Blustery. Chance of precipitation is 30%.

    Low: 21 °F

    Chance
    Rain/Snow and
    Blustery

Detailed Forecast

Tonight
Mostly clear, with a low around 30. Northwest wind 13 to 18 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 26 mph.
Thursday
Sunny, with a high near 53. West wind 5 to 11 mph, with gusts as high as 21 mph.
Thursday Night
Partly cloudy, with a low around 42. Breezy, with a south wind 11 to 20 mph, with gusts as high as 32 mph.
Friday
Partly sunny, with a high near 57. West wind 11 to 15 mph, with gusts as high as 26 mph.
Friday Night
Mostly cloudy, with a low around 34. Northwest wind around 6 mph becoming northeast after midnight.
Saturday
Mostly cloudy, with a high near 58.
Saturday Night
A 20 percent chance of rain and thunderstorms after 1am. Cloudy, with a low around 48.
Sunday
Rain and possibly a thunderstorm. High near 63. Breezy. Chance of precipitation is 80%.
Sunday Night
A chance of rain and snow before 1am. Mostly cloudy, with a low around 21. Blustery. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 33. Breezy.
Monday Night
Mostly clear, with a low around 14.
Tuesday
Partly sunny, with a high near 40.
Tuesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SE Eldred IL
 39.22°N 90.49°W (Elev. 630 ft)
Last Update:
5:36 pm CDT Mar 11, 2026
Forecast Valid:
8pm CDT Mar 11, 2026-6pm CDT Mar 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation