Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fair
59°F
15°C
| Humidity | 77% |
| Wind Speed | Calm |
| Barometer | 30.14 in |
| Dewpoint | 52°F (11°C) |
| Visibility | 10.00 mi |
| Last update | 9 Oct 8:50 am CDT |
Extended Forecast for
Maryville IL
Today
High: 89 °F
Sunny
Tonight
Low: 60 °F
Increasing
CloudsSaturday
High: 81 °F
Mostly Cloudy
Saturday Night
Low: 59 °F
Mostly Cloudy
then Slight
Chance
ShowersSunday
High: 82 °F
Sunny
Sunday Night
Low: 60 °F
Mostly Clear
Columbus Day
High: 93 °F
Sunny
Monday Night
Low: 68 °F
Mostly Clear
Tuesday
High: 90 °F
Sunny
Detailed Forecast
Today
Sunny, with a high near 89. Light south wind increasing to 6 to 11 mph in the afternoon.
Tonight
Increasing clouds, with a low around 60. Southeast wind 5 to 8 mph.
Saturday
Mostly cloudy, with a high near 81. Southeast wind 5 to 9 mph.
Saturday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 59. East wind 5 to 9 mph.
Sunday
Sunny, with a high near 82. Northwest wind 3 to 6 mph.
Sunday Night
Mostly clear, with a low around 60.
Columbus Day
Sunny, with a high near 93.
Monday Night
Mostly clear, with a low around 68.
Tuesday
Sunny, with a high near 90.
Tuesday Night
A 20 percent chance of showers after 1am. Mostly clear, with a low around 63.
Wednesday
A 40 percent chance of showers. Mostly sunny, with a high near 84.
Wednesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 65.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Maryville IL
38.75°N 89.97°W (Elev. 499 ft)
38.75°N 89.97°W (Elev. 499 ft)
9:21 am CDT Oct 9, 2026
10am CDT Oct 9, 2026-6pm CDT Oct 15, 2026
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