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 Rain and Breezy

43°F

6°C

Humidity 81%
Wind Speed NW 23 G 31 mph
Barometer 29.48 in
Dewpoint 37°F (3°C)
Visibility 8.00 mi
Wind Chill34°F (1°C)
Last update 15 Mar 6:50 pm CDT
Extended Forecast for

Pierron IL

Wind Advisory March 15, 07:07pm until March 16, 12:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory March 15, 07:07pm until March 16, 12:00pm

    NOW until 12:00pm Mon

    Wind Advisory

  • Tonight

    Low: 23 °F

    Breezy.
    Rain/Snow
    then Chance
    Snow

  • Monday

    Monday: A slight chance of snow before 2pm, then scattered flurries between 2pm and 4pm. Cloudy, with a high near 28. Blustery, with a west wind 26 to 29 mph, with gusts as high as 40 mph. Chance of precipitation is 20%.

    High: 28 °F

    Slight Chance
    Snow and
    Blustery

  • Monday Night

    Monday Night: Partly cloudy, with a low around 13. Blustery, with a northwest wind 14 to 21 mph, with gusts as high as 28 mph.

    Low: 13 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 34. Northwest wind 6 to 9 mph becoming southwest in the afternoon.

    High: 34 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow, mainly after 1am. Mostly cloudy, with a low around 27. Light southeast wind becoming south 9 to 14 mph in the evening. Winds could gust as high as 23 mph.

    Low: 27 °F

    Chance Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

Detailed Forecast

Tonight
Rain and snow before midnight, then a chance of snow. Low around 23. Breezy, with a west wind 25 to 28 mph, with gusts as high as 44 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of less than a half inch possible.
Monday
A slight chance of snow before 2pm, then scattered flurries between 2pm and 4pm. Cloudy, with a high near 28. Blustery, with a west wind 26 to 29 mph, with gusts as high as 40 mph. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 13. Blustery, with a northwest wind 14 to 21 mph, with gusts as high as 28 mph.
Tuesday
Sunny, with a high near 34. Northwest wind 6 to 9 mph becoming southwest in the afternoon.
Tuesday Night
A 30 percent chance of snow, mainly after 1am. Mostly cloudy, with a low around 27. Light southeast wind becoming south 9 to 14 mph in the evening. Winds could gust as high as 23 mph.
Wednesday
Mostly sunny, with a high near 59.
Wednesday Night
Partly cloudy, with a low around 40.
Thursday
Sunny, with a high near 68.
Thursday Night
Mostly clear, with a low around 42.
Friday
Mostly sunny, with a high near 71.
Friday Night
Mostly cloudy, with a low around 49.
Saturday
Sunny, with a high near 73.
Saturday Night
Mostly clear, with a low around 46.
Sunday
Mostly sunny, with a high near 71.
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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:
6:51 pm CDT Mar 15, 2026
Forecast Valid:
7pm CDT Mar 15, 2026-6pm CDT Mar 22, 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