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

56°F

13°C

Humidity 72%
Wind Speed SE 6 mph
Barometer 30.01 in (1016.0 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 4 Nov 9:54 pm CST
Extended Forecast for

4 Miles SSE Eldred IL

  • Tonight

    Tonight: Partly cloudy, with a low around 52. South wind 10 to 13 mph, with gusts as high as 22 mph.

    Low: 52 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 66. Southwest wind 8 to 14 mph becoming north in the afternoon. Winds could gust as high as 23 mph.

    High: 66 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 36. North wind around 6 mph becoming calm in the evening.

    Low: 36 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 62. Light east wind becoming southeast 9 to 14 mph in the morning. Winds could gust as high as 24 mph.

    High: 62 °F

    Sunny

  • Thursday Night

    Thursday Night: A 40 percent chance of showers after midnight. Mostly cloudy, with a low around 53. Southeast wind 9 to 11 mph becoming southwest after midnight. Winds could gust as high as 21 mph.

    Low: 53 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers before noon. Mostly sunny, with a high near 69.

    High: 69 °F

    Slight Chance
    Showers then
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of rain after noon. Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Saturday Night

    Saturday Night: A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 36.

    Low: 36 °F

    Chance Rain
    then Mostly
    Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 52. South wind 10 to 13 mph, with gusts as high as 22 mph.
Wednesday
Sunny, with a high near 66. Southwest wind 8 to 14 mph becoming north in the afternoon. Winds could gust as high as 23 mph.
Wednesday Night
Clear, with a low around 36. North wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 62. Light east wind becoming southeast 9 to 14 mph in the morning. Winds could gust as high as 24 mph.
Thursday Night
A 40 percent chance of showers after midnight. Mostly cloudy, with a low around 53. Southeast wind 9 to 11 mph becoming southwest after midnight. Winds could gust as high as 21 mph.
Friday
A 20 percent chance of showers before noon. Mostly sunny, with a high near 69.
Friday Night
Mostly clear, with a low around 42.
Saturday
A 20 percent chance of rain after noon. Mostly sunny, with a high near 63.
Saturday Night
A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 36.
Sunday
Mostly sunny, with a high near 44.
Sunday Night
Partly cloudy, with a low around 25.
Monday
Sunny, with a high near 41.
Monday Night
Mostly clear, with a low around 25.
Veterans Day
Mostly sunny, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Eldred IL
 39.23°N 90.52°W (Elev. 699 ft)
Last Update:
10:36 pm CST Nov 4, 2025
Forecast Valid:
10pm CST Nov 4, 2025-6pm CST Nov 11, 2025
 
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