Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

43°F

6°C

Humidity 49%
Wind Speed SW 3 mph
Barometer 29.88 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 11 Nov 5:50 pm CST
Extended Forecast for

Maryville IL

  • Tonight

    Tonight: Clear, with a low around 36. West wind 6 to 9 mph.

    Low: 36 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 64. West wind 6 to 10 mph.

    High: 64 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 39. West wind around 6 mph becoming calm  after midnight.

    Low: 39 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 63. Calm wind becoming south 5 to 9 mph in the afternoon.

    High: 63 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 49. South wind 6 to 8 mph.

    Low: 49 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 36. West wind 6 to 9 mph.
Wednesday
Sunny, with a high near 64. West wind 6 to 10 mph.
Wednesday Night
Mostly clear, with a low around 39. West wind around 6 mph becoming calm after midnight.
Thursday
Partly sunny, with a high near 63. Calm wind becoming south 5 to 9 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 49. South wind 6 to 8 mph.
Friday
Mostly sunny, with a high near 74.
Friday Night
Partly cloudy, with a low around 57.
Saturday
Mostly sunny, with a high near 78.
Saturday Night
Partly cloudy, with a low around 55.
Sunday
A 20 percent chance of rain. Mostly sunny, with a high near 68.
Sunday Night
A 30 percent chance of rain. Partly cloudy, with a low around 44.
Monday
A 40 percent chance of rain. Partly sunny, with a high near 58.
Monday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 45.
Tuesday
Partly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
Maryville IL
 38.75°N 89.97°W (Elev. 499 ft)
5:11 pm CST Nov 11, 2025
6pm CST Nov 11, 2025-6pm CST Nov 18, 2025
 
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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