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Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
76°F
24°C
| Humidity | 60% |
| Wind Speed | N 6 mph |
| Barometer | 30.05 in (1017.2 mb) |
| Dewpoint | 61°F (16°C) |
| Visibility | 10.00 mi |
| Heat Index | 78°F (26°C) |
| Last update | 19 Jun 9:53 am CDT |
Extended Forecast for
Festus MO
Juneteenth

High: 84 °F
Increasing
CloudsTonight

Low: 62 °F
Mostly Cloudy
Saturday

High: 87 °F
Mostly Sunny
Saturday Night
Low: 66 °F
Partly Cloudy
then Chance
T-stormsSunday

High: 86 °F
T-storms
Sunday Night

Low: 66 °F
T-storms
Monday

High: 79 °F
Chance
T-stormsMonday Night

Low: 60 °F
Partly Cloudy
Tuesday

High: 81 °F
Mostly Sunny
Detailed Forecast
Juneteenth
Increasing clouds, with a high near 84. Calm wind.
Tonight
Mostly cloudy, with a low around 62. Calm wind.
Saturday
Mostly sunny, with a high near 87. Light and variable wind.
Saturday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66. Calm wind.
Sunday
Showers and thunderstorms. High near 86. Light southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 90%.
Sunday Night
Showers and thunderstorms. Low around 66. Chance of precipitation is 90%.
Monday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
Sunny, with a high near 83.
Wednesday Night
A 20 percent chance of showers. Mostly clear, with a low around 61.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Festus MO
38.22°N 90.42°W (Elev. 499 ft)
38.22°N 90.42°W (Elev. 499 ft)
8:41 am CDT Jun 19, 2026
10am CDT Jun 19, 2026-6pm CDT Jun 25, 2026


