Hazardous Weather Conditions

Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

59°F

15°C

Humidity 27%
Wind Speed N 14 mph
Barometer 30.27 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 6 Apr 5:50 pm CDT
Extended Forecast for

Maryville IL

  • Tonight

    Tonight: Increasing clouds, with a low around 38. North wind 6 to 10 mph, with gusts as high as 23 mph.

    Low: 38 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A 20 percent chance of showers between 8am and 9am.  Cloudy, then gradually becoming mostly sunny, with a high near 54. East wind 9 to 14 mph, with gusts as high as 21 mph.

    High: 54 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 39. East wind around 9 mph, with gusts as high as 22 mph.

    Low: 39 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 71. South wind 9 to 15 mph, with gusts as high as 23 mph.

    High: 71 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 53. South wind 10 to 13 mph, with gusts as high as 20 mph.

    Low: 53 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers, mainly after 1am.  Mostly cloudy, with a low around 57.

    Low: 57 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 1pm.  Partly sunny, with a high near 75. Chance of precipitation is 40%.

    High: 75 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 56.

    Low: 56 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Increasing clouds, with a low around 38. North wind 6 to 10 mph, with gusts as high as 23 mph.
Tuesday
A 20 percent chance of showers between 8am and 9am. Cloudy, then gradually becoming mostly sunny, with a high near 54. East wind 9 to 14 mph, with gusts as high as 21 mph.
Tuesday Night
Partly cloudy, with a low around 39. East wind around 9 mph, with gusts as high as 22 mph.
Wednesday
Mostly sunny, with a high near 71. South wind 9 to 15 mph, with gusts as high as 23 mph.
Wednesday Night
Partly cloudy, with a low around 53. South wind 10 to 13 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 75.
Thursday Night
A 30 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 57.
Friday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 75. Chance of precipitation is 40%.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 56.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 80.
Saturday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 81.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Monday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 81. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Maryville IL
 38.72°N 89.97°W (Elev. 558 ft)
5:36 pm CDT Apr 6, 2026
6pm CDT Apr 6, 2026-6pm CDT Apr 13, 2026
 
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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