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.

Mostly Cloudy

61°F

16°C

Humidity 31%
Wind Speed S 13 mph
Barometer 30.19 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 29 Mar 12:50 pm CDT
Extended Forecast for

4 Miles ENE Pocahontas IL

Red Flag Warning until March 29, 07:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning until March 29, 07:00pm

    NOW until 7:00pm Sun

    Red Flag Warning

  • This Afternoon

    High: 67 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 55. South wind 9 to 11 mph, with gusts as high as 23 mph.

    Low: 55 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 79. Breezy, with a southwest wind 13 to 20 mph, with gusts as high as 28 mph.

    High: 79 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 63. South wind around 16 mph, with gusts as high as 28 mph.

    Low: 63 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of rain between 1pm and 4pm, then a chance of rain and thunderstorms after 4pm. Mostly sunny, with a high near 81. Breezy, with a south wind 16 to 22 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.

    High: 81 °F

    Breezy.
    Mostly Sunny
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 1am. Low around 55. Chance of precipitation is 80%.

    Low: 55 °F

    Chance Rain
    then Rain

  • Wednesday

    Wednesday: Rain and possibly a thunderstorm. High near 66. Chance of precipitation is 80%.

    High: 66 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain and possibly a thunderstorm. Low around 52. Chance of precipitation is 90%.

    Low: 52 °F

    Rain

Detailed Forecast

This Afternoon
Partly sunny, with a high near 67. South wind 13 to 15 mph, with gusts as high as 23 mph.
Tonight
Mostly cloudy, with a low around 55. South wind 9 to 11 mph, with gusts as high as 23 mph.
Monday
Mostly sunny, with a high near 79. Breezy, with a southwest wind 13 to 20 mph, with gusts as high as 28 mph.
Monday Night
Partly cloudy, with a low around 63. South wind around 16 mph, with gusts as high as 28 mph.
Tuesday
A chance of rain between 1pm and 4pm, then a chance of rain and thunderstorms after 4pm. Mostly sunny, with a high near 81. Breezy, with a south wind 16 to 22 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.
Tuesday Night
A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 1am. Low around 55. Chance of precipitation is 80%.
Wednesday
Rain and possibly a thunderstorm. High near 66. Chance of precipitation is 80%.
Wednesday Night
Rain and possibly a thunderstorm. Low around 52. Chance of precipitation is 90%.
Thursday
Rain. High near 66. Chance of precipitation is 80%.
Thursday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 49. Chance of precipitation is 70%.
Friday
A 40 percent chance of rain. Partly sunny, with a high near 72.
Friday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 55.
Saturday
Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 71. Chance of precipitation is 60%.
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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:
1:26 pm CDT Mar 29, 2026
Forecast Valid:
1pm CDT Mar 29, 2026-6pm CDT Apr 4, 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