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.

Rain Fog/Mist

75°F

24°C

Humidity 90%
Wind Speed N 6 mph
Barometer 29.91 in (1012.3 mb)
Dewpoint 72°F (22°C)
Visibility 5.00 mi
Last update 15 Jul 5:54 pm CDT
Extended Forecast for

5 Miles ENE Cave MO

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 72. Southwest wind 3 to 6 mph.

    Low: 72 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Sunny, with a high near 94. Heat index values as high as 103. Southwest wind 5 to 11 mph. Chance of precipitation is 30%.

    High: 94 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 72. Southwest wind 5 to 7 mph.

    Low: 72 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 85. Northwest wind 5 to 7 mph.

    High: 85 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. North wind around 5 mph becoming calm in the evening.

    Low: 68 °F

    Chance
    T-storms

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82.

    High: 82 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.

    Low: 71 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 90.

    High: 90 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.

    Low: 73 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 72. Southwest wind 3 to 6 mph.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Sunny, with a high near 94. Heat index values as high as 103. Southwest wind 5 to 11 mph. Chance of precipitation is 30%.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 72. Southwest wind 5 to 7 mph.
Thursday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 85. Northwest wind 5 to 7 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. North wind around 5 mph becoming calm in the evening.
Friday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 90.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 91.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
Monday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 90.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Tuesday
Sunny, with a high near 94.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Cave MO
 39.06°N 90.95°W (Elev. 617 ft)
Last Update:
4:21 pm CDT Jul 15, 2025
Forecast Valid:
6pm CDT Jul 15, 2025-6pm CDT Jul 22, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation