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 and Breezy

77°F

25°C

Humidity 51%
Wind Speed S 21 G 29 mph
Barometer 29.87 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 31 Mar 11:50 am CDT
Extended Forecast for

4 Miles ENE Pocahontas IL

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82. Breezy, with a southwest wind 17 to 21 mph, with gusts as high as 28 mph.

    High: 82 °F

    Slight Chance
    T-storms and
    Breezy

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 57. Southwest wind 5 to 9 mph becoming west after midnight. Chance of precipitation is 70%.

    Low: 57 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm between 7am and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 72. Northeast wind 6 to 8 mph becoming southeast in the afternoon. Chance of precipitation is 70%.

    High: 72 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers, with thunderstorms also possible after 4am. Mostly cloudy, with a low around 63. South wind 9 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    Low: 63 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 1pm. High near 76. Breezy, with a south wind 17 to 24 mph, with gusts as high as 32 mph. Chance of precipitation is 80%.

    High: 76 °F

    Breezy.
    Chance Rain
    then Rain

  • Thursday Night

    Thursday Night: Rain and possibly a thunderstorm before 4am, then rain likely. Low around 59. Breezy. Chance of precipitation is 80%.

    Low: 59 °F

    Rain and
    Breezy

  • Friday

    Friday: A chance of rain, with thunderstorms also possible after 1pm. Partly sunny, with a high near 78. Chance of precipitation is 50%.

    High: 78 °F

    Chance Rain

  • Friday Night

    Friday Night: A chance of rain and thunderstorms, then rain likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.

    Low: 59 °F

    Chance
    T-storms then
    Rain Likely

  • Saturday

    Saturday: Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 68. Breezy. Chance of precipitation is 70%.

    High: 68 °F

    Rain Likely
    and Breezy

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82. Breezy, with a southwest wind 17 to 21 mph, with gusts as high as 28 mph.
Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 57. Southwest wind 5 to 9 mph becoming west after midnight. Chance of precipitation is 70%.
Wednesday
A chance of showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm between 7am and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 72. Northeast wind 6 to 8 mph becoming southeast in the afternoon. Chance of precipitation is 70%.
Wednesday Night
A chance of showers, with thunderstorms also possible after 4am. Mostly cloudy, with a low around 63. South wind 9 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Thursday
A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 1pm. High near 76. Breezy, with a south wind 17 to 24 mph, with gusts as high as 32 mph. Chance of precipitation is 80%.
Thursday Night
Rain and possibly a thunderstorm before 4am, then rain likely. Low around 59. Breezy. Chance of precipitation is 80%.
Friday
A chance of rain, with thunderstorms also possible after 1pm. Partly sunny, with a high near 78. Chance of precipitation is 50%.
Friday Night
A chance of rain and thunderstorms, then rain likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.
Saturday
Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 68. Breezy. Chance of precipitation is 70%.
Saturday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 40.
Sunday
A 20 percent chance of rain. Mostly sunny, with a high near 55.
Sunday Night
Mostly clear, with a low around 33.
Monday
Sunny, with a high near 59.
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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:
11:21 am CDT Mar 31, 2026
Forecast Valid:
12pm CDT Mar 31, 2026-6pm CDT Apr 6, 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