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

Hazardous Weather Conditions

Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Partly Cloudy and Breezy

73°F

23°C

Humidity 74%
Wind Speed S 21 G 32 mph
Barometer 29.73 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 2 Apr 4:50 pm CDT
Extended Forecast for

Pierron IL

Wind Advisory April 2, 05:34pm until April 2, 07:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory April 2, 05:34pm until April 2, 07:00pm

    NOW until 7:00pm Thu

    Wind Advisory

  • This Afternoon

    High: 75 °F

    Chance
    T-storms and
    Breezy

  • Tonight

    Tonight: Showers and thunderstorms likely before 1am, then a chance of showers. Mostly cloudy, with a low around 63. Breezy, with a south wind 17 to 22 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 60%.

    Low: 63 °F

    Showers
    Likely and
    Breezy

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 10am. Partly sunny, with a high near 80. South wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 50%.

    High: 80 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 56. South wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 100%.

    Low: 56 °F

    Showers
    Likely then
    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm before 1pm, then a chance of showers. High near 65. West wind 11 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.

    High: 65 °F

    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 38.

    Low: 38 °F

    Clear

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 75. Breezy, with a south wind around 25 mph, with gusts as high as 39 mph.
Tonight
Showers and thunderstorms likely before 1am, then a chance of showers. Mostly cloudy, with a low around 63. Breezy, with a south wind 17 to 22 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 60%.
Friday
A chance of showers, with thunderstorms also possible after 10am. Partly sunny, with a high near 80. South wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 50%.
Friday Night
A slight chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 56. South wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 100%.
Saturday
Showers and possibly a thunderstorm before 1pm, then a chance of showers. High near 65. West wind 11 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Sunny, with a high near 56.
Sunday Night
Clear, with a low around 38.
Monday
Sunny, with a high near 60.
Monday Night
Partly cloudy, with a low around 35.
Tuesday
Mostly sunny, with a high near 54.
Tuesday Night
Partly cloudy, with a low around 36.
Wednesday
Mostly sunny, with a high near 66.
Wednesday Night
Partly cloudy, with a low around 49.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Pierron IL
 38.78°N 89.57°W (Elev. 512 ft)
Last Update:
3:16 pm CDT Apr 2, 2026
Forecast Valid:
5pm CDT Apr 2, 2026-6pm CDT Apr 9, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation