News Headlines
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
5 Miles SW Smithton IL
Overnight

Low: 21 °F
Chance
FlurriesSaturday
High: 26 °F
Slight Chance
Snow then
Mostly CloudySaturday Night

Low: 11 °F
Chance
FlurriesSunday

High: 33 °F
Chance
FlurriesSunday Night

Low: 13 °F
Partly Cloudy
M.L.King Day

High: 23 °F
Mostly Sunny
Monday Night

Low: 11 °F
Mostly Clear
Tuesday

High: 39 °F
Sunny
Tuesday Night

Low: 29 °F
Partly Cloudy
Detailed Forecast
Overnight
A chance of flurries. Mostly clear, with a low around 21. West wind around 9 mph, with gusts as high as 20 mph.
Saturday
A slight chance of snow before 10am, then a chance of flurries after 10am. Sunny through mid morning, then becoming cloudy, with a high near 26. West wind 8 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 33. Southwest wind 6 to 13 mph, with gusts as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 13. Southwest wind 8 to 14 mph becoming northwest after midnight. Winds could gust as high as 23 mph.
M.L.King Day
Mostly sunny, with a high near 23.
Monday Night
Mostly clear, with a low around 11.
Tuesday
Sunny, with a high near 39.
Tuesday Night
Partly cloudy, with a low around 29.
Wednesday
Partly sunny, with a high near 47.
Wednesday Night
A slight chance of rain and snow. Partly cloudy, with a low around 21. Chance of precipitation is 20%.
Thursday
A 20 percent chance of snow. Mostly sunny, with a high near 34.
Thursday Night
A 20 percent chance of snow. Partly cloudy, with a low around 18.
Friday
Mostly sunny, with a high near 38.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
5 Miles SW Smithton IL
38.37°N 90.04°W (Elev. 499 ft)
38.37°N 90.04°W (Elev. 499 ft)
3:16 am CST Jan 17, 2026
4am CST Jan 17, 2026-6pm CST Jan 23, 2026



