Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

57°F

14°C

Humidity 77%
Wind Speed Calm
Barometer 30.03 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 28 Sep 9:50 pm CDT
Extended Forecast for

Butler IL

  • Tonight

    Tonight: Clear, with a low around 49. Calm wind.

    Low: 49 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 61. Calm wind becoming south around 5 mph after midnight.

    Low: 61 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 87. South wind 5 to 9 mph.

    High: 87 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 68. South wind 6 to 8 mph.

    Low: 68 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm.  Mostly cloudy, with a high near 84. Chance of precipitation is 60%.

    High: 84 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 61. Chance of precipitation is 70%.

    Low: 61 °F

    Showers
    Likely

  • Friday

    Friday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm.  Mostly cloudy, with a high near 71. Chance of precipitation is 60%.

    High: 71 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 30 percent chance of showers.  Mostly cloudy, with a low around 55.

    Low: 55 °F

    Chance
    Showers

Detailed Forecast

Tonight
Clear, with a low around 49. Calm wind.
Tuesday
Sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 61. Calm wind becoming south around 5 mph after midnight.
Wednesday
Partly sunny, with a high near 87. South wind 5 to 9 mph.
Wednesday Night
Mostly cloudy, with a low around 68. South wind 6 to 8 mph.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 84. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 61. Chance of precipitation is 70%.
Friday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 71. Chance of precipitation is 60%.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 55.
Saturday
A 40 percent chance of showers. Mostly cloudy, with a high near 70.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 54.
Sunday
A 20 percent chance of showers. Partly sunny, with a high near 69.
Sunday Night
Partly cloudy, with a low around 51.
Monday
Mostly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
Butler IL
 39.2°N 89.52°W (Elev. 627 ft)
9:56 pm CDT Sep 28, 2026
10pm CDT Sep 28, 2026-6pm CDT Oct 5, 2026
 
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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