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

87°F

31°C

Humidity 40%
Wind Speed SW 15 mph
Barometer 29.93 in (1012.9 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 12 Oct 11:54 am CDT
Extended Forecast for

Elsberry MO

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 93. Southwest wind 11 to 14 mph, with gusts as high as 23 mph.

    High: 93 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 70. South wind around 7 mph.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 95. Heat index values as high as 102. Southwest wind 5 to 8 mph.

    High: 95 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Increasing clouds, with a low around 70. Southwest wind around 5 mph becoming calm after midnight. Chance of precipitation is 60%.

    Low: 70 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 79. Light and variable wind. Chance of precipitation is 100%.

    High: 79 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Cloudy, with a low around 64. Chance of precipitation is 60%.

    Low: 64 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 79. Chance of precipitation is 100%.

    High: 79 °F

    Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

Detailed Forecast

Columbus Day
Mostly sunny, with a high near 93. Southwest wind 11 to 14 mph, with gusts as high as 23 mph.
Tonight
Mostly clear, with a low around 70. South wind around 7 mph.
Tuesday
Sunny, with a high near 95. Heat index values as high as 102. Southwest wind 5 to 8 mph.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Increasing clouds, with a low around 70. Southwest wind around 5 mph becoming calm after midnight. Chance of precipitation is 60%.
Wednesday
Showers and possibly a thunderstorm. High near 79. Light and variable wind. Chance of precipitation is 100%.
Wednesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Cloudy, with a low around 64. Chance of precipitation is 60%.
Thursday
Showers and possibly a thunderstorm. High near 79. Chance of precipitation is 100%.
Thursday Night
A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 50.
Friday
Mostly sunny, with a high near 64.
Friday Night
Mostly clear, with a low around 39.
Saturday
Sunny, with a high near 63.
Saturday Night
Mostly clear, with a low around 38.
Sunday
Sunny, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Elsberry MO
 39.17°N 90.78°W (Elev. 436 ft)
Last Update:
11:31 am CDT Oct 12, 2026
Forecast Valid:
12pm CDT Oct 12, 2026-6pm CDT Oct 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation