Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

38°F

3°C

Humidity 67%
Wind Speed N 6 mph
Barometer 30.27 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 23 Mar 4:35 am CDT
Extended Forecast for

Pierron IL

  • Today

    Today: Mostly sunny, with a high near 53. North wind 10 to 14 mph, with gusts as high as 23 mph.

    High: 53 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 35. East wind around 7 mph.

    Low: 35 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 59. Southeast wind 6 to 9 mph.

    High: 59 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 40. Southeast wind 3 to 5 mph.

    Low: 40 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 72. Light south wind increasing to 6 to 11 mph in the morning.

    High: 72 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 41. Chance of precipitation is 70%.

    Low: 41 °F

    Showers
    Likely

  • Friday

    Friday: A 40 percent chance of showers, mainly before 1pm.  Mostly cloudy, with a high near 50. Breezy.

    High: 50 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

Today
Mostly sunny, with a high near 53. North wind 10 to 14 mph, with gusts as high as 23 mph.
Tonight
Mostly cloudy, with a low around 35. East wind around 7 mph.
Tuesday
Mostly sunny, with a high near 59. Southeast wind 6 to 9 mph.
Tuesday Night
Partly cloudy, with a low around 40. Southeast wind 3 to 5 mph.
Wednesday
Mostly sunny, with a high near 72. Light south wind increasing to 6 to 11 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
Sunny, with a high near 86.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 41. Chance of precipitation is 70%.
Friday
A 40 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 50. Breezy.
Friday Night
Partly cloudy, with a low around 30.
Saturday
Sunny, with a high near 56.
Saturday Night
Mostly clear, with a low around 35.
Sunday
Mostly sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
Pierron IL
 38.78°N 89.57°W (Elev. 512 ft)
3:41 am CDT Mar 23, 2026
4am CDT Mar 23, 2026-6pm CDT Mar 29, 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