Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Overcast
35°F
2°C
| Humidity | 61% |
| Wind Speed | NW 16 G 24 mph |
| Barometer | 30.03 in (1017.0 mb) |
| Dewpoint | 23°F (-5°C) |
| Visibility | 10.00 mi |
| Wind Chill | 25°F (-4°C) |
| Last update | 10 Dec 5:53 pm CST |
Extended Forecast for
Affton MO
Tonight
Low: 26 °F
Mostly Cloudy
Thursday
High: 36 °F
Mostly Cloudy
Thursday Night
Low: 34 °F
Mostly Cloudy
Friday
High: 40 °F
Partly Sunny
Friday Night
Low: 22 °F
Mostly Cloudy
Saturday
High: 29 °F
Mostly Cloudy
then Slight
Chance SnowSaturday Night
Low: 7 °F
Mostly Cloudy
Sunday
High: 20 °F
Cold
Sunday Night
Low: 11 °F
Mostly Clear
Detailed Forecast
Tonight
Mostly cloudy, with a low around 26. Northwest wind 5 to 11 mph, with gusts as high as 21 mph.
Thursday
Mostly cloudy, with a high near 36. Calm wind becoming southeast 5 to 7 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 34. South wind around 6 mph becoming northwest after midnight.
Friday
Partly sunny, with a high near 40. Northwest wind 6 to 10 mph.
Friday Night
Mostly cloudy, with a low around 22. Northwest wind 3 to 6 mph.
Saturday
A 20 percent chance of snow after noon. Mostly cloudy, with a high near 29.
Saturday Night
Mostly cloudy, with a low around 7.
Sunday
Sunny and cold, with a high near 20.
Sunday Night
Mostly clear, with a low around 11.
Monday
Mostly sunny, with a high near 40.
Monday Night
Mostly cloudy, with a low around 27.
Tuesday
Partly sunny, with a high near 45.
Tuesday Night
Mostly cloudy, with a low around 36.
Wednesday
Mostly cloudy, with a high near 52.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Affton MO
38.56°N 90.32°W (Elev. 564 ft)
38.56°N 90.32°W (Elev. 564 ft)
4:57 pm CST Dec 10, 2025
6pm CST Dec 10, 2025-6pm CST Dec 17, 2025
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