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.

Light Snow

14°F

-10°C

Humidity 67%
Wind Speed NW 20 mph
Barometer 30.14 in
Dewpoint 5°F (-15°C)
Visibility 2.50 mi
Wind Chill-4°F (-20°C)
Last update 25 Jan 1:50 pm CST
Extended Forecast for

Pierron IL

Extreme Cold Warning January 26, 12:00am until January 26, 12:00pm
Winter Storm Warning January 25, 02:32pm until January 25, 06:00pm
Click here for hazard details and duration
Extreme Cold Warning
Winter Storm Warning
  •  
    Winter Storm Warning January 25, 02:32pm until January 25, 06:00pm

    NOW until 6:00pm Sun

    Winter Storm Warning

  • This Afternoon

    High: 15 °F

    Snow Likely

  • Tonight

    Tonight: Cloudy during the early evening, then gradual clearing, with a low around -7. Wind chill values as low as -20. Northwest wind 9 to 13 mph, with gusts as high as 24 mph.

    Low: -7 °F

    Gradual
    Clearing

  • Monday

    Monday: Sunny and cold, with a high near 13. Wind chill values as low as -25. Northwest wind 7 to 11 mph, with gusts as high as 20 mph.

    High: 13 °F

    Cold

  • Monday Night

    Monday Night: Clear, with a low around 2. Wind chill values as low as -10. Southwest wind 7 to 11 mph, with gusts as high as 21 mph.

    Low: 2 °F

    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 28. Southwest wind 8 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 28 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around -5.

    Low: -5 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 24.

    High: 24 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around -1.

    Low: -1 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Snow likely, mainly before 4pm. Cloudy and cold, with a high near 15. Northwest wind 14 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. Total daytime snow accumulation of 3 to 5 inches possible.
Tonight
Cloudy during the early evening, then gradual clearing, with a low around -7. Wind chill values as low as -20. Northwest wind 9 to 13 mph, with gusts as high as 24 mph.
Monday
Sunny and cold, with a high near 13. Wind chill values as low as -25. Northwest wind 7 to 11 mph, with gusts as high as 20 mph.
Monday Night
Clear, with a low around 2. Wind chill values as low as -10. Southwest wind 7 to 11 mph, with gusts as high as 21 mph.
Tuesday
Mostly sunny, with a high near 28. Southwest wind 8 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Mostly clear, with a low around -5.
Wednesday
Mostly sunny, with a high near 24.
Wednesday Night
Partly cloudy, with a low around -1.
Thursday
Partly sunny and cold, with a high near 17.
Thursday Night
Mostly cloudy, with a low around 2.
Friday
Partly sunny and cold, with a high near 16.
Friday Night
Partly cloudy, with a low around -2.
Saturday
Mostly sunny and cold, with a high near 19.
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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:
1:31 pm CST Jan 25, 2026
Forecast Valid:
2pm CST Jan 25, 2026-6pm CST Jan 31, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation