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Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
34°F
1°C
| Humidity | 50% |
| Wind Speed | W 8 mph |
| Barometer | 30.53 in (1034.2 mb) |
| Dewpoint | 17°F (-8°C) |
| Visibility | 10.00 mi |
| Wind Chill | 27°F (-3°C) |
| Last update | 11 Jan 11:53 am CST |
Extended Forecast for
Swansea IL
This Afternoon
High: 38 °F
Sunny
Tonight
Low: 25 °F
Clear
Monday
High: 52 °F
Sunny
Monday Night
Low: 37 °F
Mostly Clear
Tuesday
High: 59 °F
Partly Sunny
Tuesday Night
Low: 39 °F
Mostly Cloudy
then Slight
Chance RainWednesday
High: 44 °F
Partly Sunny
Wednesday Night
Low: 20 °F
Partly Cloudy
Thursday
High: 38 °F
Mostly Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 38. West wind 6 to 11 mph.
Tonight
Clear, with a low around 25. Southwest wind around 6 mph.
Monday
Sunny, with a high near 52. Southwest wind 6 to 9 mph.
Monday Night
Mostly clear, with a low around 37. Southwest wind 3 to 6 mph.
Tuesday
Partly sunny, with a high near 59. West wind 7 to 13 mph, with gusts as high as 22 mph.
Tuesday Night
A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 39.
Wednesday
Partly sunny, with a high near 44.
Wednesday Night
Partly cloudy, with a low around 20.
Thursday
Mostly sunny, with a high near 38.
Thursday Night
Mostly cloudy, with a low around 29.
Friday
Partly sunny, with a high near 42.
Friday Night
Mostly cloudy, with a low around 24.
Saturday
Partly sunny, with a high near 33.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Swansea IL
38.55°N 90.01°W (Elev. 548 ft)
38.55°N 90.01°W (Elev. 548 ft)
11:06 am CST Jan 11, 2026
12pm CST Jan 11, 2026-6pm CST Jan 17, 2026
Additional Resources
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