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.

Fair

74°F

23°C

Humidity 69%
Wind Speed NE 6 mph
Barometer 29.91 in (1012.3 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 20 Jun 8:54 pm CDT
Extended Forecast for

Eldred IL

Flood Warning until further notice
Flood Watch June 21, 07:00am until June 22, 01:00am
Click here for hazard details and duration
Flood Warning until further notice
Flood Watch
  •  
    Flood Warning until further notice

    NOW until further notice

    Flood Warning

  • Tonight

    Low: 65 °F

    Partly Cloudy
    then Chance
    T-storms

  • Sunday

    Sunday: Showers and thunderstorms. Some of the storms could produce heavy rainfall. High near 79. East wind 6 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 100%.

    High: 79 °F

    Heavy Rain

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely, mainly before 1am. Some of the storms could produce heavy rainfall. Cloudy, with a low around 62. North wind 6 to 9 mph becoming southwest in the evening. Chance of precipitation is 70%.

    Low: 62 °F

    Heavy Rain
    then Chance
    Showers

  • Monday

    Monday: Cloudy, then gradually becoming mostly sunny, with a high near 75. North wind 7 to 9 mph.

    High: 75 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58. North wind around 6 mph becoming calm in the evening.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 65. Light east wind.
Sunday
Showers and thunderstorms. Some of the storms could produce heavy rainfall. High near 79. East wind 6 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 100%.
Sunday Night
Showers and thunderstorms likely, mainly before 1am. Some of the storms could produce heavy rainfall. Cloudy, with a low around 62. North wind 6 to 9 mph becoming southwest in the evening. Chance of precipitation is 70%.
Monday
Cloudy, then gradually becoming mostly sunny, with a high near 75. North wind 7 to 9 mph.
Monday Night
Partly cloudy, with a low around 58. North wind around 6 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 79.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
Mostly sunny, with a high near 82.
Wednesday Night
Partly cloudy, with a low around 59.
Thursday
Mostly sunny, with a high near 80.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 59.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Eldred IL
 39.29°N 90.57°W (Elev. 430 ft)
Last Update:
9:31 pm CDT Jun 20, 2026
Forecast Valid:
9pm CDT Jun 20, 2026-6pm CDT Jun 27, 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