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

52°F

11°C

Humidity 72%
Wind Speed E 12 mph
Barometer 29.67 in (1004.4 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 15 Mar 12:54 am CDT
Extended Forecast for

Whiteside MO

Wind Advisory March 15, 10:00am until March 16, 12:00pm
Click here for hazard details and duration
Wind Advisory

  • Overnight

    Overnight: Mostly cloudy, with a low around 53. South wind 10 to 13 mph, with gusts as high as 28 mph.

    Low: 53 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain and thunderstorms before 4pm, then rain likely. Temperature rising to near 65 by noon, then falling to around 49 during the remainder of the day. South wind 15 to 18 mph becoming west in the afternoon. Winds could gust as high as 41 mph. Chance of precipitation is 90%.

    High: 65 °F⇓

    Chance
    T-storms then
    Rain

  • Sunday Night

    Sunday Night: A chance of rain before 8pm, then a chance of rain and snow between 8pm and 9pm, then a chance of snow after 9pm. Cloudy, with a low around 17. Blustery, with a northwest wind 22 to 25 mph, with gusts as high as 50 mph. Chance of precipitation is 40%.

    Low: 17 °F

    Blustery.
    Chance
    Rain/Snow
    then Chance
    Snow

  • Monday

    Monday: A 20 percent chance of snow before 1pm. Partly sunny, with a high near 28. Blustery, with a northwest wind 17 to 22 mph, with gusts as high as 48 mph.

    High: 28 °F

    Slight Chance
    Snow and
    Blustery

  • Monday Night

    Monday Night: Mostly clear, with a low around 10. Northwest wind 8 to 15 mph, with gusts as high as 29 mph.

    Low: 10 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 37.

    High: 37 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow before 1am, then a chance of rain and snow between 1am and 4am, then a chance of rain after 4am. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.

    Low: 30 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 53. South wind 10 to 13 mph, with gusts as high as 28 mph.
Sunday
Rain and thunderstorms before 4pm, then rain likely. Temperature rising to near 65 by noon, then falling to around 49 during the remainder of the day. South wind 15 to 18 mph becoming west in the afternoon. Winds could gust as high as 41 mph. Chance of precipitation is 90%.
Sunday Night
A chance of rain before 8pm, then a chance of rain and snow between 8pm and 9pm, then a chance of snow after 9pm. Cloudy, with a low around 17. Blustery, with a northwest wind 22 to 25 mph, with gusts as high as 50 mph. Chance of precipitation is 40%.
Monday
A 20 percent chance of snow before 1pm. Partly sunny, with a high near 28. Blustery, with a northwest wind 17 to 22 mph, with gusts as high as 48 mph.
Monday Night
Mostly clear, with a low around 10. Northwest wind 8 to 15 mph, with gusts as high as 29 mph.
Tuesday
Mostly sunny, with a high near 37.
Tuesday Night
A chance of snow before 1am, then a chance of rain and snow between 1am and 4am, then a chance of rain after 4am. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 62.
Wednesday Night
Partly cloudy, with a low around 41.
Thursday
Sunny, with a high near 71.
Thursday Night
Mostly clear, with a low around 44.
Friday
Mostly sunny, with a high near 75.
Friday Night
Mostly cloudy, with a low around 47.
Saturday
Partly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Whiteside MO
 39.17°N 91.01°W (Elev. 712 ft)
Last Update:
1:26 am CDT Mar 15, 2026
Forecast Valid:
1am CDT Mar 15, 2026-6pm CDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation