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Hazardous Weather Conditions
Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
16°F
-9°C
| Humidity | 54% |
| Wind Speed | W 7 mph |
| Barometer | 30.19 in (1023.0 mb) |
| Dewpoint | 2°F (-17°C) |
| Visibility | 10.00 mi |
| Wind Chill | 6°F (-14°C) |
| Last update | 18 Jan 9:53 am CST |
Extended Forecast for
Cahokia IL
Today

High: 32 °F
Mostly Cloudy
Tonight

Low: 12 °F
Gradual
ClearingM.L.King Day

High: 22 °F
Sunny
Monday Night

Low: 11 °F
Mostly Clear
Tuesday

High: 39 °F
Mostly Sunny
Tuesday Night

Low: 29 °F
Partly Cloudy
Wednesday

High: 46 °F
Mostly Sunny
Wednesday Night

Low: 22 °F
Partly Cloudy
Thursday

High: 38 °F
Mostly Sunny
Detailed Forecast
Today
Mostly cloudy, with a high near 32. Southwest wind 9 to 11 mph, with gusts as high as 21 mph.
Tonight
Cloudy during the early evening, then gradual clearing, with a low around 12. West wind 10 to 17 mph becoming northwest after midnight. Winds could gust as high as 32 mph.
M.L.King Day
Sunny, with a high near 22. Northwest wind 8 to 17 mph, with gusts as high as 28 mph.
Monday Night
Mostly clear, with a low around 11. West wind around 6 mph becoming calm.
Tuesday
Mostly sunny, with a high near 39. South wind 5 to 9 mph.
Tuesday Night
Partly cloudy, with a low around 29.
Wednesday
Mostly sunny, with a high near 46.
Wednesday Night
Partly cloudy, with a low around 22.
Thursday
Mostly sunny, with a high near 38.
Thursday Night
Partly cloudy, with a low around 27.
Friday
A 20 percent chance of rain. Mostly cloudy, with a high near 46.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 23. Chance of precipitation is 40%.
Saturday
A 30 percent chance of snow. Partly sunny, with a high near 32.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Cahokia IL
38.57°N 90.18°W (Elev. 407 ft)
38.57°N 90.18°W (Elev. 407 ft)
11:12 am CST Jan 18, 2026
11am CST Jan 18, 2026-6pm CST Jan 24, 2026



