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Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
A Few Clouds
16°F
-9°C
| Humidity | 54% |
| Wind Speed | W 12 G 20 mph |
| Barometer | 30.31 in (1026.9 mb) |
| Dewpoint | 2°F (-17°C) |
| Visibility | 10.00 mi |
| Wind Chill | 3°F (-16°C) |
| Last update | 17 Jan 7:53 pm CST |
Extended Forecast for
Madison IL
Tonight

Low: 14 °F
Chance
FlurriesSunday
High: 34 °F
Mostly Sunny
then Slight
Chance SnowSunday Night

Low: 13 °F
Chance
FlurriesM.L.King Day

High: 23 °F
Mostly Sunny
Monday Night

Low: 12 °F
Mostly Clear
Tuesday

High: 38 °F
Mostly Sunny
Tuesday Night

Low: 29 °F
Partly Cloudy
Wednesday

High: 45 °F
Mostly Sunny
Wednesday Night

Low: 23 °F
Partly Cloudy
Detailed Forecast
Tonight
A chance of flurries before 11pm. Partly cloudy, with a low around 14. West wind 7 to 13 mph, with gusts as high as 22 mph.
Sunday
A chance of flurries before 2pm, then a slight chance of snow between 2pm and 3pm, then a chance of flurries after 3pm. Increasing clouds, with a high near 34. Southwest wind 6 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Sunday Night
A chance of flurries before 9pm. Partly cloudy, with a low around 13. Northwest wind 10 to 18 mph, with gusts as high as 28 mph.
M.L.King Day
Mostly sunny, with a high near 23. Northwest wind 7 to 15 mph, with gusts as high as 26 mph.
Monday Night
Mostly clear, with a low around 12. Northwest wind around 6 mph becoming calm.
Tuesday
Mostly sunny, with a high near 38.
Tuesday Night
Partly cloudy, with a low around 29.
Wednesday
Mostly sunny, with a high near 45.
Wednesday Night
Partly cloudy, with a low around 23.
Thursday
Sunny, with a high near 38.
Thursday Night
Partly cloudy, with a low around 25.
Friday
Mostly sunny, with a high near 45.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 22. Chance of precipitation is 30%.
Saturday
A 40 percent chance of snow. Mostly cloudy, with a high near 32.
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)
5:01 pm CST Jan 17, 2026
8pm CST Jan 17, 2026-6pm CST Jan 24, 2026


