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

66°F

19°C

Humidity 96%
Wind Speed NE 3 mph
Barometer 30.02 in (1015.9 mb)
Dewpoint 65°F (18°C)
Visibility 7.00 mi
Last update 20 Jun 5:54 am CDT
Extended Forecast for

Eldred IL

Heat Advisory June 21, 12:00pm until June 24, 09:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Mostly sunny, with a high near 90. Light south wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

    High: 90 °F

    Mostly Sunny

  • Tonight

    Tonight: Clear, with a low around 76. South wind around 10 mph, with gusts as high as 21 mph.

    Low: 76 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 94. Heat index values as high as 103. South wind 11 to 15 mph, with gusts as high as 25 mph.

    High: 94 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 76. South wind 8 to 10 mph, with gusts as high as 21 mph.

    Low: 76 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 95. Southwest wind 7 to 10 mph, with gusts as high as 21 mph.

    High: 95 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 76.

    Low: 76 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.

    High: 93 °F

    Slight Chance
    T-storms

Detailed Forecast

Today
Mostly sunny, with a high near 90. Light south wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Tonight
Clear, with a low around 76. South wind around 10 mph, with gusts as high as 21 mph.
Saturday
Sunny, with a high near 94. Heat index values as high as 103. South wind 11 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Clear, with a low around 76. South wind 8 to 10 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 95. Southwest wind 7 to 10 mph, with gusts as high as 21 mph.
Sunday Night
Clear, with a low around 76.
Monday
Sunny, with a high near 94.
Monday Night
Mostly clear, with a low around 75.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Tuesday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 74.
Wednesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 92.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 74.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Eldred IL
 39.29°N 90.54°W (Elev. 476 ft)
Last Update:
5:37 am CDT Jun 20, 2025
Forecast Valid:
6am CDT Jun 20, 2025-6pm CDT Jun 26, 2025
 
Forecast Discussion
 
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Additional Resources

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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