Hazardous Weather Conditions
Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Overcast
25°F
-4°C
| Humidity | 48% |
| Wind Speed | NW 6 mph |
| Barometer | 29.98 in (1015.5 mb) |
| Dewpoint | 8°F (-13°C) |
| Visibility | 10.00 mi |
| Wind Chill | 18°F (-8°C) |
| Last update | 17 Jan 3:53 am CST |
Extended Forecast for
Scott Air Force Base / Belleville IL
Overnight
Low: 21 °F
Chance
FlurriesSaturday
High: 27 °F
Slight Chance
Snow then
Mostly CloudySaturday Night
Low: 11 °F
Chance
FlurriesSunday
High: 34 °F
Chance
FlurriesSunday Night
Low: 12 °F
Partly Cloudy
M.L.King Day
High: 23 °F
Sunny
Monday Night
Low: 9 °F
Mostly Clear
Tuesday
High: 39 °F
Mostly Sunny
Tuesday Night
Low: 27 °F
Partly Cloudy
Detailed Forecast
Overnight
A chance of flurries. Mostly clear, with a low around 21. West wind around 10 mph, with gusts as high as 21 mph.
Saturday
A chance of flurries before 9am, then a slight chance of snow between 9am and 10am, then a chance of flurries after 10am. Mostly sunny through mid morning, then becoming cloudy, with a high near 27. West wind 10 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Saturday Night
A chance of flurries before 7pm. Mostly cloudy, then gradually becoming clear, with a low around 11. West wind 6 to 14 mph, with gusts as high as 22 mph.
Sunday
A chance of flurries after noon. Increasing clouds, with a high near 34. Southwest wind 6 to 15 mph.
Sunday Night
Partly cloudy, with a low around 12. Southwest wind 9 to 14 mph becoming northwest after midnight. Winds could gust as high as 24 mph.
M.L.King Day
Sunny, with a high near 23.
Monday Night
Mostly clear, with a low around 9.
Tuesday
Mostly sunny, with a high near 39.
Tuesday Night
Partly cloudy, with a low around 27.
Wednesday
Partly sunny, with a high near 47.
Wednesday Night
A slight chance of rain and snow. Partly cloudy, with a low around 20. Chance of precipitation is 20%.
Thursday
A 20 percent chance of snow. Mostly sunny, with a high near 36.
Thursday Night
A 20 percent chance of snow. Partly cloudy, with a low around 17.
Friday
A 20 percent chance of rain. Mostly sunny, with a high near 38.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Scott Air Force Base / Belleville IL
38.54°N 89.84°W (Elev. 417 ft)
38.54°N 89.84°W (Elev. 417 ft)
3:16 am CST Jan 17, 2026
4am CST Jan 17, 2026-6pm CST Jan 23, 2026
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