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NWS St. Louis Announces Changes To May 16, 2025 Tornado Damage Assessment

After a year-long review of new ground survey data and aerial imagery, NWS St. Louis made several adjustments to the May 16, 2025 tornado damage assessment. Read More >

Hazardous Weather Conditions

Current conditions at

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

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Fair

83°F

28°C

Humidity 43%
Wind Speed S 13 mph
Barometer 29.81 in (1009.0 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 15 May 2:54 pm CDT
Extended Forecast for

3 Miles SE Batchtown IL

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 66. South wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 66 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly before 11am. Mostly cloudy, with a high near 80. Northwest wind 6 to 9 mph becoming south in the afternoon. Chance of precipitation is 70%.

    High: 80 °F

    T-storms
    Likely

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 64. Southeast wind 6 to 8 mph.

    Low: 64 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 89. South wind 9 to 14 mph, with gusts as high as 26 mph.

    High: 89 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 69. South wind around 14 mph, with gusts as high as 25 mph.

    Low: 69 °F

    Partly Cloudy

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 89.

    High: 89 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.

    Low: 68 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 79. Chance of precipitation is 70%.

    High: 79 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.

    Low: 58 °F

    Showers
    Likely

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 66. South wind 6 to 10 mph, with gusts as high as 20 mph.
Saturday
Showers and thunderstorms likely, mainly before 11am. Mostly cloudy, with a high near 80. Northwest wind 6 to 9 mph becoming south in the afternoon. Chance of precipitation is 70%.
Saturday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 64. Southeast wind 6 to 8 mph.
Sunday
Sunny, with a high near 89. South wind 9 to 14 mph, with gusts as high as 26 mph.
Sunday Night
Partly cloudy, with a low around 69. South wind around 14 mph, with gusts as high as 25 mph.
Monday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 89.
Monday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 79. Chance of precipitation is 70%.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.
Wednesday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 70.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 53.
Thursday
Mostly sunny, with a high near 73.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 55.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Batchtown IL
 39.01°N 90.61°W (Elev. 610 ft)
Last Update:
1:25 pm CDT May 15, 2026
Forecast Valid:
3pm CDT May 15, 2026-6pm CDT May 22, 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