Hazardous Weather Conditions

Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fog/Mist

61°F

16°C

Humidity 88%
Wind Speed E 9 mph
Barometer 29.96 in
Dewpoint 57°F (14°C)
Visibility 5.00 mi
Last update 25 Dec 3:50 pm CST
Extended Forecast for

Maryville IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 58. Southeast wind around 8 mph becoming south after midnight.

    Low: 58 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 67. Southwest wind 6 to 11 mph becoming northwest in the afternoon.

    High: 67 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 46. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 46 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 67. Southeast wind 5 to 10 mph.

    High: 67 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of rain after midnight.  Cloudy, with a low around 60. South wind 8 to 10 mph.

    Low: 60 °F

    Cloudy then
    Chance Rain

  • Sunday

    Sunday: Rain likely, then showers and possibly a thunderstorm after 9am.  High near 70. Chance of precipitation is 80%.

    High: 70 °F

    Showers

  • Sunday Night

    Sunday Night: Rain likely, possibly mixed with snow before midnight.  Mostly cloudy, with a low around 21. Blustery.  Chance of precipitation is 60%.

    Low: 21 °F

    Blustery.
    Rain/Snow
    Likely then
    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 28. Blustery.

    High: 28 °F

    Mostly Sunny
    and Blustery
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 19.

    Low: 19 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 58. Southeast wind around 8 mph becoming south after midnight.
Friday
Mostly sunny, with a high near 67. Southwest wind 6 to 11 mph becoming northwest in the afternoon.
Friday Night
Partly cloudy, with a low around 46. Northwest wind around 5 mph becoming calm in the evening.
Saturday
Partly sunny, with a high near 67. Southeast wind 5 to 10 mph.
Saturday Night
A 30 percent chance of rain after midnight. Cloudy, with a low around 60. South wind 8 to 10 mph.
Sunday
Rain likely, then showers and possibly a thunderstorm after 9am. High near 70. Chance of precipitation is 80%.
Sunday Night
Rain likely, possibly mixed with snow before midnight. Mostly cloudy, with a low around 21. Blustery. Chance of precipitation is 60%.
Monday
Sunny, with a high near 28. Blustery.
Monday Night
Mostly clear, with a low around 19.
Tuesday
Sunny, with a high near 35.
Tuesday Night
Partly cloudy, with a low around 25.
Wednesday
Mostly sunny, with a high near 40.
Wednesday Night
Mostly clear, with a low around 25.
New Year's Day
Sunny, with a high near 38.
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ABOUT THIS FORECAST

 
Point Forecast:
Maryville IL
 38.72°N 90°W (Elev. 551 ft)
3:36 pm CST Dec 25, 2025
4pm CST Dec 25, 2025-6pm CST Jan 1, 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