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.

Overcast

49°F

9°C

Humidity 55%
Wind Speed NE 7 mph
Barometer 30.28 in (1025.4 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 20 Apr 1:54 am CDT
Extended Forecast for

4 Miles SE Michael IL

Flood Warning until further notice
Click here for hazard details and duration
Flood Warning until further notice
  •  
    Flood Warning until further notice

    NOW until further notice

    Flood Warning

  • Overnight

    Low: 39 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 69. Calm wind becoming southeast 5 to 7 mph in the morning.

    High: 69 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 51. Southeast wind around 7 mph.

    Low: 51 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 80. Southwest wind 7 to 15 mph, with gusts as high as 26 mph.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56. Southwest wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

Detailed Forecast

Overnight
Partly cloudy, with a low around 39. Light northeast wind.
Monday
Sunny, with a high near 69. Calm wind becoming southeast 5 to 7 mph in the morning.
Monday Night
Mostly clear, with a low around 51. Southeast wind around 7 mph.
Tuesday
Sunny, with a high near 80. Southwest wind 7 to 15 mph, with gusts as high as 26 mph.
Tuesday Night
Mostly clear, with a low around 56. Southwest wind 7 to 10 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Mostly sunny, with a high near 82.
Thursday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 61. Chance of precipitation is 80%.
Friday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 73. Chance of precipitation is 70%.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 50.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 71.
Saturday Night
A 30 percent chance of showers. Partly cloudy, with a low around 49.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Michael IL
 39.18°N 90.58°W (Elev. 430 ft)
Last Update:
1:26 am CDT Apr 20, 2026
Forecast Valid:
2am CDT Apr 20, 2026-6pm CDT Apr 26, 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