


Hazardous Weather Conditions
Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Overcast
68°F
20°C
Humidity | 96% |
Wind Speed | N 5 mph |
Barometer | 29.94 in (1013.6 mb) |
Dewpoint | 67°F (19°C) |
Visibility | 9.00 mi |
Last update | 24 Sep 6:53 am CDT |
Extended Forecast for
Madison ILSimilar City Names
Today
High: 75 °F
Scattered
ShowersTonight
Low: 60 °F
Showers
Likely then
Slight Chance
ShowersThursday
High: 78 °F
Becoming
SunnyThursday Night
Low: 56 °F
Mostly Clear
Friday
High: 82 °F
Sunny
Friday Night
Low: 57 °F
Clear
Saturday
High: 84 °F
Sunny
Saturday Night
Low: 59 °F
Clear
Sunday
High: 87 °F
Sunny
Detailed Forecast
Today
Scattered showers, with thunderstorms also possible after 2pm. Cloudy, with a high near 75. North wind 6 to 8 mph. Chance of precipitation is 40%.
Tonight
Showers likely, mainly before midnight. Cloudy during the early evening, then gradual clearing, with a low around 60. North wind 5 to 7 mph. Chance of precipitation is 60%.
Thursday
Partly sunny during the morning, then sunny during the afternoon, with a high near 78. North wind 5 to 10 mph, with gusts as high as 21 mph.
Thursday Night
Mostly clear, with a low around 56. Northwest wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 82. Calm wind becoming northwest around 5 mph in the afternoon.
Friday Night
Clear, with a low around 57.
Saturday
Sunny, with a high near 84.
Saturday Night
Clear, with a low around 59.
Sunday
Sunny, with a high near 87.
Sunday Night
Mostly clear, with a low around 60.
Monday
Sunny, with a high near 88.
Monday Night
Mostly clear, with a low around 63.
Tuesday
Mostly sunny, with a high near 87.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Madison ILSimilar City Names
38.68°N 90.14°W (Elev. 407 ft)
38.68°N 90.14°W (Elev. 407 ft)
8:32 am CDT Sep 24, 2025
8am CDT Sep 24, 2025-6pm CDT Sep 30, 2025