Hazardous Weather Conditions
Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
74°F
23°C
| Humidity | 20% |
| Wind Speed | W 13 G 22 mph |
| Barometer | 29.88 in (1011.7 mb) |
| Dewpoint | 31°F (-1°C) |
| Visibility | 10.00 mi |
| Last update | 27 Feb 1:53 pm CST |
Extended Forecast for
Madison IL
Red Flag Warning February 27, 02:39pm until February 27, 06:00pm
NOW until 6:00pm Fri

Red Flag Warning
This Afternoon

High: 75 °F
Sunny
Tonight

Low: 38 °F
Clear
Saturday
High: 67 °F
Sunny then
Slight Chance
RainSaturday Night

Low: 31 °F
Partly Cloudy
Sunday
High: 47 °F
Partly Sunny
then Slight
Chance RainSunday Night

Low: 33 °F
Rain/Snow
Monday
High: 45 °F
Chance
Rain/Snow
then Slight
Chance RainMonday Night

Low: 38 °F
Rain Likely
Detailed Forecast
This Afternoon
Sunny, with a high near 75. Southwest wind 10 to 15 mph, with gusts as high as 24 mph.
Tonight
Clear, with a low around 38. Southwest wind 5 to 7 mph becoming light and variable after midnight.
Saturday
A slight chance of rain between 3pm and 5pm. Mostly sunny, with a high near 67. Northeast wind 5 to 9 mph becoming south in the afternoon. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 31. South wind 6 to 10 mph becoming north after midnight. Winds could gust as high as 22 mph.
Sunday
A 20 percent chance of rain after noon. Mostly cloudy, with a high near 47. Northeast wind around 10 mph.
Sunday Night
Rain and snow. Low around 33. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Monday
A chance of rain and snow before noon, then a slight chance of rain. Cloudy, with a high near 45. Chance of precipitation is 40%.
Monday Night
Rain likely, mainly after midnight. Cloudy, with a low around 38. Chance of precipitation is 60%.
Tuesday
Rain and possibly a thunderstorm. High near 60. Chance of precipitation is 80%.
Tuesday Night
Rain likely and possibly a thunderstorm. Cloudy, with a low around 49. Chance of precipitation is 70%.
Wednesday
Rain likely and possibly a thunderstorm. Cloudy, with a high near 65. Chance of precipitation is 70%.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 51. Chance of precipitation is 70%.
Thursday
Rain likely. Mostly cloudy, with a high near 68. 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)
1:36 pm CST Feb 27, 2026
2pm CST Feb 27, 2026-6pm CST Mar 5, 2026



