Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fair
73°F
23°C
| Humidity | 31% |
| Wind Speed | S 14 mph |
| Barometer | 30.03 in |
| Dewpoint | 41°F (5°C) |
| Visibility | 10.00 mi |
| Last update | 19 Mar 1:50 pm CDT |
Extended Forecast for
Maryville IL
This Afternoon
High: 74 °F
Sunny
Tonight
Low: 50 °F
Increasing
CloudsFriday
High: 81 °F
Sunny
Friday Night
Low: 52 °F
Partly Cloudy
Saturday
High: 79 °F
Sunny
Saturday Night
Low: 59 °F
Clear
Sunday
High: 84 °F
Mostly Sunny
Sunday Night
Low: 42 °F
Partly Cloudy
Monday
High: 57 °F
Mostly Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 74. South wind around 8 mph.
Tonight
Increasing clouds, with a low around 50. South wind 5 to 7 mph.
Friday
Sunny, with a high near 81. Southwest wind 5 to 13 mph.
Friday Night
Partly cloudy, with a low around 52. Northwest wind around 6 mph becoming calm after midnight.
Saturday
Sunny, with a high near 79. Calm wind becoming southwest around 6 mph in the afternoon.
Saturday Night
Clear, with a low around 59.
Sunday
Mostly sunny, with a high near 84.
Sunday Night
Partly cloudy, with a low around 42.
Monday
Mostly sunny, with a high near 57.
Monday Night
Partly cloudy, with a low around 39.
Tuesday
Mostly cloudy, with a high near 60.
Tuesday Night
Mostly cloudy, with a low around 43.
Wednesday
Partly sunny, with a high near 69.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Maryville IL
38.72°N 89.97°W (Elev. 558 ft)
38.72°N 89.97°W (Elev. 558 ft)
1:41 pm CDT Mar 19, 2026
2pm CDT Mar 19, 2026-6pm CDT Mar 25, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
