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.

Mostly Cloudy

61°F

16°C

Humidity 90%
Wind Speed W 8 mph
Barometer 29.87 in (1011.2 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 7 Mar 9:54 am CST
Extended Forecast for

3 Miles SSW Batchtown IL

  • Today

    Today: Mostly cloudy, with a temperature falling to around 47 by 5pm. West wind 11 to 17 mph, with gusts as high as 25 mph.

    High: 62 °F⇓

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 36. Northwest wind 5 to 9 mph becoming calm after midnight.

    Low: 36 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 66. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 47. South wind around 7 mph.

    Low: 47 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 78. Southwest wind 7 to 14 mph, with gusts as high as 24 mph.

    High: 78 °F

    Sunny

  • Monday Night

    Monday Night: A 30 percent chance of rain after midnight. Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear
    then Chance
    Rain

  • Tuesday

    Tuesday: A chance of rain and thunderstorms, then rain and possibly a thunderstorm after noon. High near 80. Chance of precipitation is 80%.

    High: 80 °F

    Chance Rain
    then Rain

  • Tuesday Night

    Tuesday Night: Rain and possibly a thunderstorm. Low around 50. Chance of precipitation is 90%.

    Low: 50 °F

    Rain

  • Wednesday

    Wednesday: Rain and possibly a thunderstorm before noon, then a chance of rain. High near 62. Chance of precipitation is 80%.

    High: 62 °F

    Rain then
    Chance Rain

Detailed Forecast

Today
Mostly cloudy, with a temperature falling to around 47 by 5pm. West wind 11 to 17 mph, with gusts as high as 25 mph.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 36. Northwest wind 5 to 9 mph becoming calm after midnight.
Sunday
Sunny, with a high near 66. Light southwest wind increasing to 5 to 10 mph in the morning.
Sunday Night
Clear, with a low around 47. South wind around 7 mph.
Monday
Sunny, with a high near 78. Southwest wind 7 to 14 mph, with gusts as high as 24 mph.
Monday Night
A 30 percent chance of rain after midnight. Mostly clear, with a low around 59.
Tuesday
A chance of rain and thunderstorms, then rain and possibly a thunderstorm after noon. High near 80. Chance of precipitation is 80%.
Tuesday Night
Rain and possibly a thunderstorm. Low around 50. Chance of precipitation is 90%.
Wednesday
Rain and possibly a thunderstorm before noon, then a chance of rain. High near 62. Chance of precipitation is 80%.
Wednesday Night
Partly cloudy, with a low around 33.
Thursday
Mostly sunny, with a high near 55.
Thursday Night
Mostly cloudy, with a low around 41.
Friday
Mostly cloudy, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Batchtown IL
 38.99°N 90.67°W (Elev. 554 ft)
Last Update:
8:51 am CST Mar 7, 2026
Forecast Valid:
10am CST Mar 7, 2026-6pm CDT Mar 13, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation