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.

Fog/Mist

49°F

9°C

Humidity 90%
Wind Speed W 20 mph
Barometer 29.93 in (1013.4 mb)
Dewpoint 46°F (8°C)
Visibility 5.00 mi
Wind Chill42°F (6°C)
Last update 7 Mar 11:54 am CST
Extended Forecast for

3 Miles NNW Elsberry MO

  • This Afternoon

    This Afternoon: Cloudy, with a steady temperature around 46. West wind 10 to 18 mph.

    High: 46 °F

    Cloudy

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 35. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 35 °F

    Gradual
    Clearing

  • Sunday

    Sunday: Sunny, with a high near 66. Southwest wind 5 to 10 mph, with gusts as high as 21 mph.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 45. South wind around 7 mph.

    Low: 45 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 77. Southwest wind 7 to 11 mph, with gusts as high as 23 mph.

    High: 77 °F

    Sunny

  • Monday Night

    Monday Night: A 30 percent chance of rain after midnight. Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear
    then Chance
    Rain

  • Tuesday

    Tuesday: A chance of rain and thunderstorms, then rain and possibly a thunderstorm after noon. High near 79. Chance of precipitation is 80%.

    High: 79 °F

    Chance Rain
    then Rain

  • Tuesday Night

    Tuesday Night: Rain and possibly a thunderstorm. Low around 47. Chance of precipitation is 90%.

    Low: 47 °F

    Rain

  • Wednesday

    Wednesday: Rain likely, mainly before noon. Cloudy, with a high near 61. Chance of precipitation is 70%.

    High: 61 °F

    Rain Likely
    then Chance
    Rain

Detailed Forecast

This Afternoon
Cloudy, with a steady temperature around 46. West wind 10 to 18 mph.
Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 35. Northwest wind 5 to 7 mph becoming calm in the evening.
Sunday
Sunny, with a high near 66. Southwest wind 5 to 10 mph, with gusts as high as 21 mph.
Sunday Night
Clear, with a low around 45. South wind around 7 mph.
Monday
Sunny, with a high near 77. Southwest wind 7 to 11 mph, with gusts as high as 23 mph.
Monday Night
A 30 percent chance of rain after midnight. Mostly clear, with a low around 57.
Tuesday
A chance of rain and thunderstorms, then rain and possibly a thunderstorm after noon. High near 79. Chance of precipitation is 80%.
Tuesday Night
Rain and possibly a thunderstorm. Low around 47. Chance of precipitation is 90%.
Wednesday
Rain likely, mainly before noon. Cloudy, with a high near 61. Chance of precipitation is 70%.
Wednesday Night
Partly cloudy, with a low around 32.
Thursday
Mostly sunny, with a high near 54.
Thursday Night
Mostly cloudy, with a low around 40.
Friday
Partly sunny, with a high near 65.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Elsberry MO
 39.21°N 90.8°W (Elev. 509 ft)
Last Update:
11:31 am CST Mar 7, 2026
Forecast Valid:
12pm CST Mar 7, 2026-6pm CDT Mar 13, 2026
 
Forecast Discussion
 
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Additional Resources

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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