Hazardous Weather Conditions
Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Overcast
43°F
6°C
| Humidity | 82% |
| Wind Speed | Calm |
| Barometer | 30.09 in (1019.2 mb) |
| Dewpoint | 38°F (3°C) |
| Visibility | 10.00 mi |
| Last update | 1 Nov 7:53 am CDT |
Extended Forecast for
2 Miles WSW Mascoutah IL
Freeze Watch November 2, 02:00am until November 2, 07:00am
Today

High: 53 °F
Slight Chance
RainTonight

Low: 33 °F
Mostly Cloudy
then Patchy
FrostSunday

High: 55 °F
Areas Frost
then SunnySunday Night

Low: 35 °F
Clear
Monday

High: 64 °F
Sunny
Monday Night

Low: 39 °F
Mostly Clear
Tuesday

High: 67 °F
Mostly Sunny
Tuesday Night

Low: 49 °F
Mostly Clear
Wednesday

High: 71 °F
Sunny
Detailed Forecast
Today
A 20 percent chance of rain. Mostly cloudy, with a high near 53. West wind 3 to 7 mph.
Tonight
Patchy frost after 2am. Otherwise, partly cloudy, with a low around 33. Light northwest wind.
Sunday
Areas of frost before 9am. Otherwise, sunny, with a high near 55. Light north wind.
Sunday Night
Clear, with a low around 35. Calm wind becoming south around 5 mph after midnight.
Monday
Sunny, with a high near 64. Southwest wind 5 to 8 mph becoming west in the afternoon.
Monday Night
Mostly clear, with a low around 39.
Tuesday
Mostly sunny, with a high near 67.
Tuesday Night
Mostly clear, with a low around 49.
Wednesday
Sunny, with a high near 71.
Wednesday Night
Clear, with a low around 42.
Thursday
Sunny, with a high near 66.
Thursday Night
A 20 percent chance of rain. Partly cloudy, with a low around 51.
Friday
A 30 percent chance of rain. Partly sunny, with a high near 66.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
2 Miles WSW Mascoutah IL
38.5°N 89.84°W (Elev. 413 ft)
38.5°N 89.84°W (Elev. 413 ft)
6:01 am CDT Nov 1, 2025
9am CDT Nov 1, 2025-6pm CST Nov 7, 2025



