Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.N/A
| Humidity | NA |
| Wind Speed | NA |
| Barometer | NA |
| Dewpoint | N/A |
| Visibility | NA |
| Last update | *** Not a current observation *** |
Extended Forecast for
Smithton IL
This Afternoon

High: 66 °F
Mostly Cloudy
Tonight

Low: 58 °F
Chance
T-stormsFriday
High: 74 °F
Slight Chance
T-storms then
Partly SunnyFriday Night
Low: 62 °F
Mostly Cloudy
then RainSaturday
High: 69 °F
Rain Likely
then Slight
Chance RainSaturday Night

Low: 40 °F
Partly Cloudy
Sunday

High: 66 °F
Sunny
Sunday Night

Low: 48 °F
Mostly Clear
Monday

High: 77 °F
Sunny
Detailed Forecast
This Afternoon
Mostly cloudy, with a high near 66. West wind around 6 mph becoming calm.
Tonight
A 40 percent chance of rain and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 58. Calm wind becoming south 5 to 7 mph after midnight.
Friday
A 20 percent chance of rain and thunderstorms before 7am. Partly sunny, with a high near 74. South wind 8 to 18 mph, with gusts as high as 28 mph.
Friday Night
Rain and possibly a thunderstorm after midnight. Low around 62. South wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%.
Saturday
Rain likely and possibly a thunderstorm before noon, then a slight chance of rain. Mostly cloudy, with a high near 69. Southwest wind 9 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 60%.
Saturday Night
Partly cloudy, with a low around 40.
Sunday
Sunny, with a high near 66.
Sunday Night
Mostly clear, with a low around 48.
Monday
Sunny, with a high near 77.
Monday Night
A slight chance of rain, then a chance of rain and thunderstorms after midnight. Partly cloudy, with a low around 60. Chance of precipitation is 30%.
Tuesday
Rain likely and possibly a thunderstorm. Partly sunny, with a high near 78. Chance of precipitation is 70%.
Tuesday Night
Rain and possibly a thunderstorm. Low around 56. Chance of precipitation is 80%.
Wednesday
Rain likely. Mostly cloudy, with a high near 67. Chance of precipitation is 70%.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
Smithton IL
38.41°N 89.99°W (Elev. 453 ft)
38.41°N 89.99°W (Elev. 453 ft)
1:56 pm CST Mar 5, 2026
2pm CST Mar 5, 2026-6pm CDT Mar 11, 2026


