Current conditions at

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

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Fair

81°F

27°C

Humidity 72%
Wind Speed N 13 mph
Barometer 29.98 in (1014.8 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 11 Jul 5:54 pm CDT
Extended Forecast for

2 Miles WSW Brussels IL

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 7pm.  Mostly clear, with a low around 67. North wind 5 to 9 mph.

    Low: 67 °F

    Slight Chance
    T-storms then
    Clear

  • Sunday

    Sunday: Sunny, with a high near 86. North wind 7 to 10 mph.

    High: 86 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 66. North wind 3 to 8 mph.

    Low: 66 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 87. Light north wind becoming northeast 5 to 9 mph in the morning.

    High: 87 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 68. Northeast wind 5 to 7 mph becoming calm  in the evening.

    Low: 68 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 67. North wind 5 to 9 mph.
Sunday
Sunny, with a high near 86. North wind 7 to 10 mph.
Sunday Night
Clear, with a low around 66. North wind 3 to 8 mph.
Monday
Sunny, with a high near 87. Light north wind becoming northeast 5 to 9 mph in the morning.
Monday Night
Clear, with a low around 68. Northeast wind 5 to 7 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 90.
Tuesday Night
Mostly clear, with a low around 71.
Wednesday
Sunny, with a high near 91.
Wednesday Night
Mostly clear, with a low around 72.
Thursday
Sunny, with a high near 92.
Thursday Night
Mostly clear, with a low around 74.
Friday
Sunny, with a high near 94.
Friday Night
Mostly clear, with a low around 75.
Saturday
Sunny, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Brussels IL
 38.94°N 90.62°W (Elev. 594 ft)
5:21 pm CDT Jul 11, 2026
6pm CDT Jul 11, 2026-6pm CDT Jul 18, 2026
 
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Additional Resources

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Hourly Weather Forecast

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