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.

Overcast

34°F

1°C

Humidity 76%
Wind Speed NW 15 mph
Barometer 29.73 in (1006.9 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 16 Mar 8:54 am CDT
Extended Forecast for

Whiteside MO

  • Today

    Today: Mostly cloudy early, then gradual clearing, with a high near 47. Northwest wind 13 to 17 mph, with gusts as high as 26 mph.

    High: 47 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Clear, with a low around 30. Northwest wind 5 to 8 mph becoming light and variable in the evening.

    Low: 30 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 68. South wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 68 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 50. South wind around 10 mph, with gusts as high as 23 mph.

    Low: 50 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 75. South wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 75 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: Rain likely. Partly sunny, with a high near 56. Breezy. Chance of precipitation is 70%.

    High: 56 °F

    Rain Likely
    and Breezy

  • Wednesday Night

    Wednesday Night: A chance of rain before 1am, then a slight chance of rain and snow. Mostly cloudy, with a low around 31. Blustery. Chance of precipitation is 40%.

    Low: 31 °F

    Chance Rain
    and Blustery
    then Chance
    Rain/Snow

  • Thursday

    Thursday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy early, then gradual clearing, with a high near 47. Northwest wind 13 to 17 mph, with gusts as high as 26 mph.
Tonight
Clear, with a low around 30. Northwest wind 5 to 8 mph becoming light and variable in the evening.
Monday
Sunny, with a high near 68. South wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph.
Monday Night
Partly cloudy, with a low around 50. South wind around 10 mph, with gusts as high as 23 mph.
Tuesday
Partly sunny, with a high near 75. South wind 10 to 15 mph, with gusts as high as 30 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 51.
Wednesday
Rain likely. Partly sunny, with a high near 56. Breezy. Chance of precipitation is 70%.
Wednesday Night
A chance of rain before 1am, then a slight chance of rain and snow. Mostly cloudy, with a low around 31. Blustery. Chance of precipitation is 40%.
Thursday
Sunny, with a high near 51.
Thursday Night
Partly cloudy, with a low around 34.
Friday
Mostly sunny, with a high near 62.
Friday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 43.
Saturday
A 20 percent chance of rain. Mostly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
Whiteside MO
 39.17°N 91.01°W (Elev. 712 ft)
Last Update:
9:07 am CDT Mar 16, 2025
Forecast Valid:
9am CDT Mar 16, 2025-6pm CDT Mar 22, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation