Hazardous Weather Conditions
Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
52°F
11°C
| Humidity | 61% |
| Wind Speed | NW 16 mph |
| Barometer | 30.03 in (1017.0 mb) |
| Dewpoint | 39°F (4°C) |
| Visibility | 10.00 mi |
| Wind Chill | 47°F (8°C) |
| Last update | 18 Apr 10:53 am CDT |
Extended Forecast for
5 Miles SW Smithton IL
Today

High: 56 °F
Mostly Sunny
Tonight

Low: 39 °F
Clear
Sunday

High: 67 °F
Sunny
Sunday Night

Low: 40 °F
Mostly Clear
Monday

High: 67 °F
Sunny
Monday Night

Low: 49 °F
Mostly Clear
Tuesday

High: 79 °F
Sunny
Tuesday Night

Low: 55 °F
Mostly Clear
Wednesday

High: 81 °F
Sunny
Detailed Forecast
Today
Mostly sunny, with a high near 56. Northwest wind 14 to 16 mph, with gusts as high as 25 mph.
Tonight
Clear, with a low around 39. Northwest wind 5 to 10 mph becoming light and variable after midnight.
Sunday
Sunny, with a high near 67. Light west wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 22 mph.
Sunday Night
Mostly clear, with a low around 40. Northwest wind 5 to 7 mph becoming calm after midnight.
Monday
Sunny, with a high near 67. Calm wind becoming southeast 5 to 7 mph in the morning.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Sunny, with a high near 79.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 59.
Thursday
Sunny, with a high near 83.
Thursday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 78. Chance of precipitation is 70%.
Additional Forecasts and Information
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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)
9:01 am CDT Apr 18, 2026
11am CDT Apr 18, 2026-6pm CDT Apr 24, 2026



