Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
55°F
13°C
| Humidity | 38% |
| Wind Speed | SE 9 mph |
| Barometer | 30.15 in (1021.1 mb) |
| Dewpoint | 30°F (-1°C) |
| Visibility | 10.00 mi |
| Wind Chill | 53°F (12°C) |
| Last update | 24 Mar 10:53 pm CDT |
Extended Forecast for
Festus MO
Overnight

Low: 42 °F
Mostly Cloudy
Wednesday

High: 80 °F
Mostly Sunny
Wednesday Night

Low: 63 °F
Mostly Clear
Thursday

High: 90 °F
Sunny
Thursday Night
Low: 42 °F
Chance Rain
then RainFriday

High: 53 °F
Chance Rain
Friday Night

Low: 30 °F
Mostly Clear
Saturday

High: 60 °F
Sunny
Saturday Night

Low: 38 °F
Partly Cloudy
Detailed Forecast
Overnight
Mostly cloudy, with a low around 42. Calm wind.
Wednesday
Mostly sunny, with a high near 80. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 63. South wind around 7 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 90. Southwest wind 6 to 10 mph, with gusts as high as 22 mph.
Thursday Night
Rain, mainly after 1am. Low around 42. Southwest wind 6 to 10 mph becoming north after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 80%.
Friday
A 50 percent chance of rain before 1pm. Mostly cloudy, with a high near 53.
Friday Night
Mostly clear, with a low around 30.
Saturday
Sunny, with a high near 60.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Mostly sunny, with a high near 66.
Sunday Night
Mostly cloudy, with a low around 49.
Monday
Mostly sunny, with a high near 81.
Monday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 57.
Tuesday
A 40 percent chance of rain and thunderstorms. Partly sunny, with a high near 81.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Festus MO
38.22°N 90.39°W (Elev. 446 ft)
38.22°N 90.39°W (Elev. 446 ft)
12:06 am CDT Mar 25, 2026
12am CDT Mar 25, 2026-6pm CDT Mar 31, 2026


