Hazardous Weather Conditions

Current conditions at

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

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Mostly Cloudy

39°F

4°C

Humidity 50%
Wind Speed NW 17 G 31 mph
Barometer 30.18 in (1022.0 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 10 Jan 8:54 pm CST
Extended Forecast for

2 Miles WNW Fidelity IL

  • Tonight

    Tonight: A chance of flurries between 11pm and 4am.  Mostly cloudy early, then becoming clear, with a low around 25. Blustery, with a west wind 17 to 20 mph, with gusts as high as 37 mph.

    Low: 25 °F

    Chance
    Flurries and
    Blustery

  • Sunday

    Sunday: Sunny, with a high near 37. Northwest wind 8 to 17 mph, with gusts as high as 31 mph.

    High: 37 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 26. Southwest wind 6 to 10 mph.

    Low: 26 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 48. Southwest wind 7 to 10 mph.

    High: 48 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34. Southwest wind 6 to 11 mph.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 41.

    High: 41 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of flurries between 11pm and 4am. Mostly cloudy early, then becoming clear, with a low around 25. Blustery, with a west wind 17 to 20 mph, with gusts as high as 37 mph.
Sunday
Sunny, with a high near 37. Northwest wind 8 to 17 mph, with gusts as high as 31 mph.
Sunday Night
Clear, with a low around 26. Southwest wind 6 to 10 mph.
Monday
Sunny, with a high near 48. Southwest wind 7 to 10 mph.
Monday Night
Partly cloudy, with a low around 34. Southwest wind 6 to 11 mph.
Tuesday
Partly sunny, with a high near 55.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
Mostly cloudy, with a high near 41.
Wednesday Night
Partly cloudy, with a low around 19.
Thursday
Mostly sunny, with a high near 36.
Thursday Night
Mostly cloudy, with a low around 28.
Friday
A 20 percent chance of snow. Mostly cloudy, with a high near 41.
Friday Night
Mostly cloudy, with a low around 22.
Saturday
Partly sunny, with a high near 32.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Fidelity IL
 39.15°N 90.18°W (Elev. 610 ft)
9:26 pm CST Jan 10, 2026
9pm CST Jan 10, 2026-6pm CST Jan 17, 2026
 
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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