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

61°F

16°C

Humidity 93%
Wind Speed SE 3 mph
Barometer 29.91 in (1012.3 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 17 Apr 1:54 am CDT
Extended Forecast for

Eldred IL

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

  • Overnight

    Overnight: Mostly clear, with a low around 58. South wind around 5 mph.

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 4pm. Increasing clouds, with a high near 85. South wind 6 to 15 mph, with gusts as high as 28 mph.

    High: 85 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: Showers and thunderstorms likely before 9pm, then showers and possibly a thunderstorm between 9pm and 4am, then showers likely after 4am. Low around 45. South wind around 11 mph becoming northwest after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 100%.

    Low: 45 °F

    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers before 1pm. Cloudy through mid morning, then gradual clearing, with a high near 57. Northwest wind around 14 mph, with gusts as high as 26 mph.

    High: 57 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 38. Northwest wind 5 to 10 mph becoming light west. Winds could gust as high as 21 mph.

    Low: 38 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 64.

    High: 64 °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 69.

    High: 69 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 58. South wind around 5 mph.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Increasing clouds, with a high near 85. South wind 6 to 15 mph, with gusts as high as 28 mph.
Friday Night
Showers and thunderstorms likely before 9pm, then showers and possibly a thunderstorm between 9pm and 4am, then showers likely after 4am. Low around 45. South wind around 11 mph becoming northwest after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 100%.
Saturday
A 30 percent chance of showers before 1pm. Cloudy through mid morning, then gradual clearing, with a high near 57. Northwest wind around 14 mph, with gusts as high as 26 mph.
Saturday Night
Mostly clear, with a low around 38. Northwest wind 5 to 10 mph becoming light west. Winds could gust as high as 21 mph.
Sunday
Sunny, with a high near 64.
Sunday Night
Mostly clear, with a low around 40.
Monday
Sunny, with a high near 69.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Sunny, with a high near 80.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Eldred IL
 39.29°N 90.57°W (Elev. 430 ft)
Last Update:
1:26 am CDT Apr 17, 2026
Forecast Valid:
2am CDT Apr 17, 2026-6pm CDT Apr 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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