Hazardous Weather Conditions

Current conditions at

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

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Overcast

44°F

7°C

Humidity 41%
Wind Speed SW 12 mph
Barometer 30.11 in (1019.7 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 10 Jan 6:54 pm CST
Extended Forecast for

2 Miles S Dow IL

  • Tonight

    Tonight: A chance of rain and snow showers before midnight, then a chance of flurries between midnight and 5am.  Mostly cloudy during the early evening, then becoming mostly clear, with a low around 26. Blustery, with a northwest wind 11 to 16 mph increasing to 17 to 22 mph in the evening. Winds could gust as high as 36 mph.  Chance of precipitation is 50%.

    Low: 26 °F

    Chance
    Rain/Snow and
    Blustery then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 37. Northwest wind 7 to 17 mph, with gusts as high as 31 mph.

    High: 37 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 27. Southwest wind 6 to 9 mph.

    Low: 27 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 50. Southwest wind 7 to 10 mph.

    High: 50 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 36. Southwest wind 6 to 10 mph.

    Low: 36 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 36.

    Low: 36 °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 20.

    Low: 20 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of rain and snow showers before midnight, then a chance of flurries between midnight and 5am. Mostly cloudy during the early evening, then becoming mostly clear, with a low around 26. Blustery, with a northwest wind 11 to 16 mph increasing to 17 to 22 mph in the evening. Winds could gust as high as 36 mph. Chance of precipitation is 50%.
Sunday
Sunny, with a high near 37. Northwest wind 7 to 17 mph, with gusts as high as 31 mph.
Sunday Night
Clear, with a low around 27. Southwest wind 6 to 9 mph.
Monday
Sunny, with a high near 50. Southwest wind 7 to 10 mph.
Monday Night
Partly cloudy, with a low around 36. Southwest wind 6 to 10 mph.
Tuesday
Partly sunny, with a high near 56.
Tuesday Night
Mostly cloudy, with a low around 36.
Wednesday
Mostly cloudy, with a high near 41.
Wednesday Night
Partly cloudy, with a low around 20.
Thursday
Mostly sunny, with a high near 37.
Thursday Night
Mostly cloudy, with a low around 29.
Friday
A slight chance of rain and snow. Partly sunny, with a high near 42. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, with a low around 23.
Saturday
Partly sunny, with a high near 32.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Dow IL
 39.02°N 90.3°W (Elev. 610 ft)
4:41 pm CST Jan 10, 2026
7pm 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