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.

Fair

41°F

5°C

Humidity 53%
Wind Speed Vrbl 3 mph
Barometer 30.14 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 12 Jan 7:50 pm CST
Extended Forecast for

4 Miles ENE Pocahontas IL

  • Tonight

    Tonight: Mostly cloudy during the early evening, then becoming clear, with a low around 34. South wind 6 to 9 mph.

    Low: 34 °F

    Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 59. West wind 8 to 14 mph, with gusts as high as 28 mph.

    High: 59 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain, mainly between 7pm and 9pm. Mostly cloudy, with a low around 36. West wind 8 to 13 mph, with gusts as high as 22 mph.

    Low: 36 °F

    Chance Rain

  • Wednesday

    Wednesday: Mostly cloudy, with a temperature rising to near 40 by 10am, then falling to around 32 during the remainder of the day. Breezy, with a northwest wind 15 to 24 mph, with gusts as high as 31 mph.

    High: 40 °F⇓

    Mostly Cloudy
    and Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 16. North wind 10 to 16 mph, with gusts as high as 24 mph.

    Low: 16 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 22.

    Low: 22 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of snow after noon. Mostly cloudy, with a high near 40.

    High: 40 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy during the early evening, then becoming clear, with a low around 34. South wind 6 to 9 mph.
Tuesday
Increasing clouds, with a high near 59. West wind 8 to 14 mph, with gusts as high as 28 mph.
Tuesday Night
A 30 percent chance of rain, mainly between 7pm and 9pm. Mostly cloudy, with a low around 36. West wind 8 to 13 mph, with gusts as high as 22 mph.
Wednesday
Mostly cloudy, with a temperature rising to near 40 by 10am, then falling to around 32 during the remainder of the day. Breezy, with a northwest wind 15 to 24 mph, with gusts as high as 31 mph.
Wednesday Night
Partly cloudy, with a low around 16. North wind 10 to 16 mph, with gusts as high as 24 mph.
Thursday
Mostly sunny, with a high near 29.
Thursday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 22.
Friday
A 20 percent chance of snow after noon. Mostly cloudy, with a high near 40.
Friday Night
Mostly cloudy, with a low around 18.
Saturday
Partly sunny, with a high near 26.
Saturday Night
Partly cloudy, with a low around 8.
Sunday
Mostly sunny, with a high near 24.
Sunday Night
Partly cloudy, with a low around 11.
M.L.King Day
Mostly sunny, with a high near 31.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Pocahontas IL
 38.84°N 89.45°W (Elev. 554 ft)
Last Update:
4:46 pm CST Jan 12, 2026
Forecast Valid:
7pm CST Jan 12, 2026-6pm CST Jan 19, 2026
 
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