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Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Partly Cloudy and Breezy
38°F
3°C
| Humidity | 76% |
| Wind Speed | NW 23 G 31 mph |
| Barometer | 29.85 in (1010.8 mb) |
| Dewpoint | 31°F (-1°C) |
| Visibility | 10.00 mi |
| Wind Chill | 27°F (-3°C) |
| Last update | 14 Jan 7:53 am CST |
Extended Forecast for
Mehlville MO
Today

High: 40 °F⇓
Decreasing
CloudsTonight

Low: 18 °F
Clear
Thursday

High: 35 °F
Sunny
Thursday Night
Low: 28 °F
Slight Chance
Snow then
Mostly CloudyFriday

High: 45 °F
Partly Sunny
Friday Night

Low: 20 °F
Mostly Cloudy
Saturday

High: 28 °F
Partly Sunny
Saturday Night

Low: 10 °F
Partly Cloudy
Sunday

High: 26 °F
Mostly Sunny
Detailed Forecast
Today
Mostly cloudy, then gradually becoming sunny, with a temperature falling to around 31 by 5pm. Northwest wind 16 to 18 mph, with gusts as high as 36 mph.
Tonight
Clear, with a low around 18. Northwest wind 7 to 15 mph, with gusts as high as 28 mph.
Thursday
Sunny, with a high near 35. Northwest wind around 6 mph becoming south in the afternoon.
Thursday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 28. South wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph.
Friday
Partly sunny, with a high near 45. West wind 10 to 14 mph, with gusts as high as 28 mph.
Friday Night
Mostly cloudy, with a low around 20.
Saturday
Partly sunny, with a high near 28.
Saturday Night
Partly cloudy, with a low around 10.
Sunday
Mostly sunny, with a high near 26.
Sunday Night
Partly cloudy, with a low around 16.
M.L.King Day
Mostly sunny, with a high near 32.
Monday Night
Mostly clear, with a low around 14.
Tuesday
Sunny, with a high near 36.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Mehlville MO
38.51°N 90.32°W (Elev. 548 ft)
38.51°N 90.32°W (Elev. 548 ft)
8:26 am CST Jan 14, 2026
8am CST Jan 14, 2026-6pm CST Jan 20, 2026


