National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

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

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Fair

65°F

18°C

Humidity 93%
Wind Speed Calm
Barometer 30.11 in (1019.3 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 28 Aug 11:54 pm CDT
Extended Forecast for

Batchtown IL

  • Overnight

    Overnight: Mostly clear, with a low around 62. Light southeast wind.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 87. South wind 3 to 7 mph.

    High: 87 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 69. South wind 6 to 8 mph.

    Low: 69 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 93. South wind 7 to 9 mph.

    High: 93 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75. South wind 6 to 9 mph.

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 96.

    High: 96 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 78.

    Low: 78 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 62. Light southeast wind.
Saturday
Increasing clouds, with a high near 87. South wind 3 to 7 mph.
Saturday Night
Partly cloudy, with a low around 69. South wind 6 to 8 mph.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 93. South wind 7 to 9 mph.
Sunday Night
Mostly clear, with a low around 75. South wind 6 to 9 mph.
Monday
Sunny, with a high near 95.
Monday Night
Mostly clear, with a low around 77.
Tuesday
Sunny, with a high near 96.
Tuesday Night
Mostly clear, with a low around 78.
Wednesday
Sunny, with a high near 95.
Wednesday Night
Mostly clear, with a low around 77.
Thursday
Sunny, with a high near 95.
Thursday Night
Partly cloudy, with a low around 77.
Friday
Mostly sunny, with a high near 94.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Batchtown IL
 39.03°N 90.64°W (Elev. 699 ft)
Last Update:
11:26 pm CDT Aug 28, 2026
Forecast Valid:
12am CDT Aug 29, 2026-6pm CDT Sep 4, 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