Hazardous Weather Conditions
Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.N/A
| Humidity | NA |
| Wind Speed | NA |
| Barometer | NA |
| Dewpoint | N/A |
| Visibility | NA |
| Last update | *** Not a current observation *** |
Extended Forecast for
Madison IL
This Afternoon

High: 61 °F
T-storms
Tonight

Low: 55 °F
T-storms and
Patchy FogThursday
High: 68 °F
Showers
Likely and
Patchy Fog
then Mostly
CloudyThursday Night

Low: 58 °F
Showers
LikelyFriday

High: 80 °F
Slight Chance
RainFriday Night
Low: 58 °F
Chance
T-storms then
RainSaturday
High: 68 °F
Chance Rain
then Mostly
CloudySaturday Night

Low: 42 °F
Partly Cloudy
Sunday

High: 66 °F
Sunny
Detailed Forecast
This Afternoon
Showers and thunderstorms, mainly before 4pm. High near 61. Light and variable wind. Chance of precipitation is 80%.
Tonight
Showers and thunderstorms before 3am, then showers and possibly a thunderstorm, mainly after 3am. Patchy fog after 9pm. Low around 55. Light and variable wind. Chance of precipitation is 80%.
Thursday
Showers likely and possibly a thunderstorm before 9am, then isolated showers between 9am and 10am. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 68. West wind 3 to 8 mph. Chance of precipitation is 60%.
Thursday Night
Scattered showers before 9pm, then scattered showers and thunderstorms between 9pm and midnight, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 58. Calm wind becoming south 5 to 7 mph after midnight. Chance of precipitation is 60%.
Friday
A 20 percent chance of rain. Partly sunny, with a high near 80. South wind 8 to 16 mph, with gusts as high as 26 mph.
Friday Night
A chance of rain and thunderstorms, then rain and possibly a thunderstorm after midnight. Low around 58. Chance of precipitation is 90%.
Saturday
A 50 percent chance of rain before noon. Mostly cloudy, with a high near 68.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Sunny, with a high near 66.
Sunday Night
Mostly clear, with a low around 49.
Monday
Sunny, with a high near 78.
Monday Night
A 40 percent chance of rain and thunderstorms. Partly cloudy, with a low around 61.
Tuesday
Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 78. Chance of precipitation is 70%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Madison IL
38.68°N 90.14°W (Elev. 407 ft)
38.68°N 90.14°W (Elev. 407 ft)
12:26 pm CST Mar 4, 2026
1pm CST Mar 4, 2026-6pm CDT Mar 10, 2026



