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

Hazardous Weather Conditions

Current conditions at

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

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Fair

76°F

24°C

Humidity 42%
Wind Speed S 6 mph
Barometer 29.87 in (1011.0 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 16 Apr 7:54 pm CDT
Extended Forecast for

Eldred IL

Flood Warning until further notice
Click here for hazard details and duration
Flood Warning until further notice

  • Tonight

    Tonight: Mostly clear, with a low around 58. Calm wind becoming south around 5 mph after midnight.

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: Scattered showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 84. South wind 6 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.

    High: 84 °F

    Mostly Sunny
    then
    Scattered
    T-storms

  • Friday Night

    Friday Night: Showers and thunderstorms before 1am, then showers and possibly a thunderstorm between 1am and 4am, then showers likely after 4am. Low around 45. South wind around 11 mph becoming west after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 100%.

    Low: 45 °F

    T-storms

  • Saturday

    Saturday: Scattered showers, mainly before 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 58. Northwest wind around 14 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.

    High: 58 °F

    Scattered
    Showers

  • Saturday Night

    Saturday Night: Clear, with a low around 37. West wind 5 to 10 mph, with gusts as high as 22 mph.

    Low: 37 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 58. Calm wind becoming south around 5 mph after midnight.
Friday
Scattered showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 84. South wind 6 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
Friday Night
Showers and thunderstorms before 1am, then showers and possibly a thunderstorm between 1am and 4am, then showers likely after 4am. Low around 45. South wind around 11 mph becoming west after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 100%.
Saturday
Scattered showers, mainly before 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 58. Northwest wind around 14 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.
Saturday Night
Clear, with a low around 37. West wind 5 to 10 mph, with gusts as high as 22 mph.
Sunday
Sunny, with a high near 63.
Sunday Night
Mostly clear, with a low around 40.
Monday
Sunny, with a high near 72.
Monday Night
Mostly clear, with a low around 51.
Tuesday
Sunny, with a high near 78.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Sunny, with a high near 79.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 56.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly 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:
7:06 pm CDT Apr 16, 2026
Forecast Valid:
8pm CDT Apr 16, 2026-6pm CDT Apr 23, 2026
 
Forecast Discussion
 
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Additional Resources

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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