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

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

A Few Clouds

66°F

19°C

Humidity 60%
Wind Speed W 8 mph
Barometer 29.73 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 7 Nov 9:50 am CST
Extended Forecast for

3 Miles ESE Pierron IL

  • Today

    Today: Partly sunny early, then becoming sunny, with a high near 70. West wind 8 to 13 mph.

    High: 70 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 41. West wind 3 to 7 mph.

    Low: 41 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of rain, mainly after 5pm. Mostly cloudy, with a high near 66. Light and variable wind becoming southeast 5 to 7 mph in the afternoon.

    High: 66 °F

    Partly Sunny
    then Chance
    Rain

  • Saturday Night

    Saturday Night: A 50 percent chance of rain, mainly before midnight. Mostly cloudy, with a low around 35. West wind 5 to 10 mph becoming northwest 11 to 16 mph in the evening.

    Low: 35 °F

    Chance Rain
    then Slight
    Chance Rain

  • Sunday

    Sunday: A slight chance of rain between noon and 3pm, then a slight chance of snow after 3pm. Mostly sunny, with a high near 41. Breezy, with a northwest wind 14 to 20 mph. Chance of precipitation is 20%.

    High: 41 °F

    Partly Sunny
    then Slight
    Chance
    Rain/Snow and
    Breezy

  • Sunday Night

    Sunday Night: A 20 percent chance of snow. Partly cloudy, with a low around 24.

    Low: 24 °F

    Slight Chance
    Snow

  • Monday

    Monday: Sunny, with a high near 41.

    High: 41 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 23.

    Low: 23 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny early, then becoming sunny, with a high near 70. West wind 8 to 13 mph.
Tonight
Mostly clear, with a low around 41. West wind 3 to 7 mph.
Saturday
A 30 percent chance of rain, mainly after 5pm. Mostly cloudy, with a high near 66. Light and variable wind becoming southeast 5 to 7 mph in the afternoon.
Saturday Night
A 50 percent chance of rain, mainly before midnight. Mostly cloudy, with a low around 35. West wind 5 to 10 mph becoming northwest 11 to 16 mph in the evening.
Sunday
A slight chance of rain between noon and 3pm, then a slight chance of snow after 3pm. Mostly sunny, with a high near 41. Breezy, with a northwest wind 14 to 20 mph. Chance of precipitation is 20%.
Sunday Night
A 20 percent chance of snow. Partly cloudy, with a low around 24.
Monday
Sunny, with a high near 41.
Monday Night
Mostly clear, with a low around 23.
Veterans Day
Mostly sunny, with a high near 54.
Tuesday Night
Mostly clear, with a low around 39.
Wednesday
Sunny, with a high near 64.
Wednesday Night
Mostly clear, with a low around 36.
Thursday
Sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Pierron IL
 38.75°N 89.52°W (Elev. 476 ft)
Last Update:
10:36 am CST Nov 7, 2025
Forecast Valid:
10am CST Nov 7, 2025-6pm CST Nov 13, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation