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.

Fair

37°F

3°C

Humidity 70%
Wind Speed SW 8 mph
Barometer 29.88 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 13 Jan 7:50 am CST
Extended Forecast for

Pierron IL

  • Today

    Today: Increasing clouds, with a high near 61. West wind 9 to 15 mph, with gusts as high as 26 mph.

    High: 61 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A 30 percent chance of rain, mainly before 1am. Mostly cloudy, with a low around 36. West wind 8 to 13 mph, with gusts as high as 20 mph.

    Low: 36 °F

    Chance Rain

  • Wednesday

    Wednesday: Partly sunny, with a temperature falling to around 30 by 5pm. Breezy, with a northwest wind 13 to 22 mph, with gusts as high as 29 mph.

    High: 39 °F⇓

    Partly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 16. Northwest wind 8 to 16 mph, with gusts as high as 23 mph.

    Low: 16 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 31. Northwest wind 6 to 8 mph becoming southwest in the afternoon.

    High: 31 °F

    Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a temperature rising to around 31 by 4am.

    Low: 25 °F⇑

    Chance Snow

  • Friday

    Friday: Partly sunny, with a high near 43. Breezy.

    High: 43 °F

    Partly Sunny
    and Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 30.

    High: 30 °F

    Mostly Cloudy

Detailed Forecast

Today
Increasing clouds, with a high near 61. West wind 9 to 15 mph, with gusts as high as 26 mph.
Tonight
A 30 percent chance of rain, mainly before 1am. Mostly cloudy, with a low around 36. West wind 8 to 13 mph, with gusts as high as 20 mph.
Wednesday
Partly sunny, with a temperature falling to around 30 by 5pm. Breezy, with a northwest wind 13 to 22 mph, with gusts as high as 29 mph.
Wednesday Night
Mostly clear, with a low around 16. Northwest wind 8 to 16 mph, with gusts as high as 23 mph.
Thursday
Sunny, with a high near 31. Northwest wind 6 to 8 mph becoming southwest in the afternoon.
Thursday Night
A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a temperature rising to around 31 by 4am.
Friday
Partly sunny, with a high near 43. Breezy.
Friday Night
Mostly cloudy, with a low around 20.
Saturday
Mostly cloudy, with a high near 30.
Saturday Night
Mostly cloudy, with a low around 9.
Sunday
Mostly sunny, with a high near 23.
Sunday Night
Mostly clear, with a low around 11.
M.L.King Day
Mostly sunny, with a high near 33.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Pierron IL
 38.78°N 89.57°W (Elev. 512 ft)
Last Update:
5:21 am CST Jan 13, 2026
Forecast Valid:
8am CST Jan 13, 2026-6pm CST Jan 19, 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