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

80°F

27°C

Humidity 76%
Wind Speed SW 13 mph
Barometer 29.88 in (1011.5 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 15 Oct 3:54 pm CDT
Extended Forecast for

Eldred IL

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 78. Southwest wind around 10 mph.

    High: 78 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely before 10pm, then a chance of showers between 10pm and midnight. Mostly cloudy, with a low around 43. Northwest wind 10 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.

    Low: 43 °F

    Showers
    Likely then
    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of showers, mainly after 4pm. Partly sunny, with a high near 56. Breezy, with a northwest wind 16 to 21 mph, with gusts as high as 32 mph.

    High: 56 °F

    Breezy.
    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Cloudy during the early evening, then gradual clearing, with a low around 35. North wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 29 mph.

    Low: 35 °F

    Gradual
    Clearing

  • Saturday

    Saturday: Sunny, with a high near 60. Light and variable wind.

    High: 60 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 35.

    Low: 35 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 78. Southwest wind around 10 mph.
Tonight
Showers and thunderstorms likely before 10pm, then a chance of showers between 10pm and midnight. Mostly cloudy, with a low around 43. Northwest wind 10 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.
Friday
A 30 percent chance of showers, mainly after 4pm. Partly sunny, with a high near 56. Breezy, with a northwest wind 16 to 21 mph, with gusts as high as 32 mph.
Friday Night
Cloudy during the early evening, then gradual clearing, with a low around 35. North wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 29 mph.
Saturday
Sunny, with a high near 60. Light and variable wind.
Saturday Night
Clear, with a low around 35.
Sunday
Sunny, with a high near 68.
Sunday Night
Mostly clear, with a low around 38.
Monday
Mostly sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
Mostly clear, with a low around 45.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Mostly clear, with a low around 48.
Thursday
Sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Eldred IL
 39.29°N 90.54°W (Elev. 476 ft)
Last Update:
2:26 pm CDT Oct 15, 2026
Forecast Valid:
4pm CDT Oct 15, 2026-6pm CDT Oct 22, 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