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

73°F

23°C

Humidity 64%
Wind Speed S 16 mph
Barometer 29.74 in (1006.7 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 2 Apr 8:54 pm CDT
Extended Forecast for

3 Miles SE Whiteside MO

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm. Partly cloudy, with a low around 54. West wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 20%.

    Low: 54 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly cloudy, with a high near 77. East wind 6 to 10 mph becoming south in the afternoon. Winds could gust as high as 23 mph.

    High: 77 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 51. South wind around 10 mph becoming west after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 100%.

    Low: 51 °F

    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 57. West wind 10 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 40%.

    High: 57 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 38. West wind 8 to 11 mph, with gusts as high as 24 mph.

    Low: 38 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 38.

    Low: 38 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Monday Night

    Monday Night: A slight chance of rain showers before 1am, then a chance of rain and snow showers. Mostly cloudy, with a low around 34. Chance of precipitation is 30%.

    Low: 34 °F

    Slight Chance
    Showers then
    Chance
    Rain/Snow

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm. Partly cloudy, with a low around 54. West wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Friday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly cloudy, with a high near 77. East wind 6 to 10 mph becoming south in the afternoon. Winds could gust as high as 23 mph.
Friday Night
Showers and possibly a thunderstorm. Low around 51. South wind around 10 mph becoming west after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 100%.
Saturday
A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 57. West wind 10 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 40%.
Saturday Night
Partly cloudy, with a low around 38. West wind 8 to 11 mph, with gusts as high as 24 mph.
Sunday
Sunny, with a high near 56.
Sunday Night
Clear, with a low around 38.
Monday
Sunny, with a high near 59.
Monday Night
A slight chance of rain showers before 1am, then a chance of rain and snow showers. Mostly cloudy, with a low around 34. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 54.
Tuesday Night
Partly cloudy, with a low around 38.
Wednesday
Mostly sunny, with a high near 69.
Wednesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 51.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 73.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Whiteside MO
 39.15°N 90.98°W (Elev. 801 ft)
Last Update:
7:41 pm CDT Apr 2, 2026
Forecast Valid:
9pm CDT Apr 2, 2026-6pm CDT Apr 9, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation