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

65°F

18°C

Humidity 80%
Wind Speed NA
Barometer 29.77 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 18 Oct 6:35 am CDT
Extended Forecast for

Pocahontas IL

  • Today

    Today: Scattered showers and thunderstorms, then showers and possibly a thunderstorm after noon. High near 74. Southwest wind 5 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    High: 74 °F

    Scattered
    T-storms then
    Showers

  • Tonight

    Tonight: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 49. South wind 7 to 17 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%.

    Low: 49 °F

    Heavy Rain

  • Sunday

    Sunday: A 20 percent chance of showers before 1pm. Cloudy through mid morning, then gradual clearing, with a high near 64. Breezy, with a northwest wind 18 to 22 mph, with gusts as high as 31 mph.

    High: 64 °F

    Slight Chance
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Clear, with a low around 40. West wind 5 to 9 mph becoming calm after midnight.

    Low: 40 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 71. Breezy, with a south wind 6 to 11 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 71 °F

    Sunny then
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 63. Breezy.

    High: 63 °F

    Sunny then
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Clear, with a low around 37.

    Low: 37 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

Detailed Forecast

Today
Scattered showers and thunderstorms, then showers and possibly a thunderstorm after noon. High near 74. Southwest wind 5 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Tonight
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 49. South wind 7 to 17 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%.
Sunday
A 20 percent chance of showers before 1pm. Cloudy through mid morning, then gradual clearing, with a high near 64. Breezy, with a northwest wind 18 to 22 mph, with gusts as high as 31 mph.
Sunday Night
Clear, with a low around 40. West wind 5 to 9 mph becoming calm after midnight.
Monday
Sunny, with a high near 71. Breezy, with a south wind 6 to 11 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 29 mph.
Monday Night
Mostly clear, with a low around 46.
Tuesday
Sunny, with a high near 63. Breezy.
Tuesday Night
Clear, with a low around 37.
Wednesday
Sunny, with a high near 65.
Wednesday Night
Mostly clear, with a low around 42.
Thursday
Mostly sunny, with a high near 70.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 45.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Pocahontas IL
 38.82°N 89.54°W (Elev. 509 ft)
Last Update:
6:26 am CDT Oct 18, 2025
Forecast Valid:
6am CDT Oct 18, 2025-6pm CDT Oct 24, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation