Hazardous Weather Conditions

Current conditions at

St. Charles, St. Charles County Smartt Airport (KSET)

Lat: 38.93°NLon: 90.43°WElev: 436ft.

A Few Clouds

70°F

21°C

Humidity 97%
Wind Speed E 3 mph
Barometer 29.80 in (1008.5 mb)
Dewpoint 69°F (21°C)
Visibility 9.00 mi
Last update 18 Jun 4:54 am CDT
Extended Forecast for

3 Miles WSW Rockbridge IL

  • Today

    Today: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 81. Southeast wind 5 to 10 mph becoming southwest 12 to 17 mph in the morning. Winds could gust as high as 25 mph.

    High: 81 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight.  Mostly cloudy, with a low around 64. Southwest wind 7 to 10 mph.  Chance of precipitation is 40%.

    Low: 64 °F

    Chance
    T-storms then
    Partly Cloudy

  • Juneteenth

    Juneteenth: Sunny, with a high near 83. Northwest wind 7 to 9 mph.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 66. Light and variable wind.

    Low: 66 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 89. South wind 5 to 10 mph.

    High: 89 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 81. Southeast wind 5 to 10 mph becoming southwest 12 to 17 mph in the morning. Winds could gust as high as 25 mph.
Tonight
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Mostly cloudy, with a low around 64. Southwest wind 7 to 10 mph. Chance of precipitation is 40%.
Juneteenth
Sunny, with a high near 83. Northwest wind 7 to 9 mph.
Thursday Night
Mostly clear, with a low around 66. Light and variable wind.
Friday
Sunny, with a high near 89. South wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 73.
Saturday
Sunny, with a high near 93.
Saturday Night
Mostly clear, with a low around 75.
Sunday
Sunny, with a high near 94.
Sunday Night
Mostly clear, with a low around 75.
Monday
Sunny, with a high near 93.
Monday Night
Mostly clear, with a low around 74.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Rockbridge IL
 39.26°N 90.26°W (Elev. 515 ft)
5:21 am CDT Jun 18, 2025
5am CDT Jun 18, 2025-6pm CDT Jun 24, 2025
 
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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