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

84°F

29°C

Humidity 48%
Wind Speed SW 12 mph
Barometer 29.96 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 12 Oct 11:50 am CDT
Extended Forecast for

Eagarville IL

  • Columbus Day

    Columbus Day: Sunny, with a high near 92. Southwest wind around 14 mph, with gusts as high as 21 mph.

    High: 92 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 68. Southwest wind 7 to 9 mph.

    Low: 68 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 93. Southwest wind 6 to 10 mph.

    High: 93 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Increasing clouds, with a low around 69. South wind 3 to 7 mph. Chance of precipitation is 60%.

    Low: 69 °F

    Mostly Clear
    then Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 80. Light and variable wind. Chance of precipitation is 90%.

    High: 80 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.

    Low: 62 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 79. Chance of precipitation is 90%.

    High: 79 °F

    Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 62. Breezy.

    High: 62 °F

    Mostly Sunny
    and Breezy

Detailed Forecast

Columbus Day
Sunny, with a high near 92. Southwest wind around 14 mph, with gusts as high as 21 mph.
Tonight
Mostly clear, with a low around 68. Southwest wind 7 to 9 mph.
Tuesday
Sunny, with a high near 93. Southwest wind 6 to 10 mph.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Increasing clouds, with a low around 69. South wind 3 to 7 mph. Chance of precipitation is 60%.
Wednesday
Showers and possibly a thunderstorm. High near 80. Light and variable wind. Chance of precipitation is 90%.
Wednesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
Thursday
Showers and possibly a thunderstorm. High near 79. Chance of precipitation is 90%.
Thursday Night
A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 48.
Friday
Mostly sunny, with a high near 62. Breezy.
Friday Night
Mostly clear, with a low around 35.
Saturday
Sunny, with a high near 61.
Saturday Night
Clear, with a low around 35.
Sunday
Sunny, with a high near 69.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Eagarville IL
 39.12°N 89.78°W (Elev. 617 ft)
Last Update:
11:31 am CDT Oct 12, 2026
Forecast Valid:
12pm CDT Oct 12, 2026-6pm CDT Oct 18, 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