Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Overcast
76°F
24°C
| Humidity | 69% |
| Wind Speed | N 5 mph |
| Barometer | 30.02 in (1016.1 mb) |
| Dewpoint | 65°F (18°C) |
| Visibility | 10.00 mi |
| Heat Index | 78°F (26°C) |
| Last update | 21 Aug 7:53 pm CDT |
Extended Forecast for
Mascoutah IL
Tonight
Low: 63 °F
Partly Cloudy
Friday
High: 85 °F
Mostly Sunny
Friday Night
Low: 64 °F
Mostly Clear
Saturday
High: 87 °F
Mostly Sunny
Saturday Night
Low: 60 °F
Partly Cloudy
Sunday
High: 81 °F
Sunny
Sunday Night
Low: 59 °F
Mostly Clear
Monday
High: 77 °F
Mostly Sunny
Monday Night
Low: 53 °F
Partly Cloudy
Detailed Forecast
Tonight
Partly cloudy, with a low around 63. North wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 85. Northeast wind 3 to 6 mph.
Friday Night
Mostly clear, with a low around 64. Light north wind.
Saturday
Mostly sunny, with a high near 87. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 60. North wind 3 to 6 mph.
Sunday
Sunny, with a high near 81.
Sunday Night
Mostly clear, with a low around 59.
Monday
Mostly sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 52.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Partly cloudy, with a low around 55.
Thursday
Mostly sunny, with a high near 81.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Mascoutah IL
38.5°N 89.78°W (Elev. 440 ft)
38.5°N 89.78°W (Elev. 440 ft)
7:41 pm CDT Aug 21, 2025
8pm CDT Aug 21, 2025-6pm CDT Aug 28, 2025
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