


Hazardous Weather Conditions
Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
85°F
29°C
Humidity | 75% |
Wind Speed | Vrbl 5 mph |
Barometer | 30.02 in (1016.3 mb) |
Dewpoint | 76°F (24°C) |
Visibility | 10.00 mi |
Heat Index | 95°F (35°C) |
Last update | 18 Jul 4:53 pm CDT |
Extended Forecast for
2 Miles SE Crystal City MO
Extreme Heat Warning July 19, 12:00pm until July 23, 07:00pm
Tonight
Low: 74 °F
Scattered
T-stormsSaturday
High: 93 °F
Chance
T-stormsSaturday Night
Low: 76 °F
Slight Chance
T-stormsSunday
High: 97 °F
Hot
Sunday Night
Low: 76 °F
Slight Chance
T-stormsMonday
High: 97 °F
Hot
Monday Night
Low: 76 °F
Mostly Clear
Tuesday
High: 98 °F
Hot
Tuesday Night
Low: 76 °F
Mostly Clear
Detailed Forecast
Tonight
Scattered showers and thunderstorms, mainly before 11pm. Mostly cloudy, with a low around 74. Light south wind. Chance of precipitation is 30%.
Saturday
A 40 percent chance of showers and thunderstorms, mainly after 10am. Mostly sunny, with a high near 93. Heat index values as high as 106. Light and variable wind becoming southwest around 6 mph in the morning.
Saturday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 76. Southwest wind around 6 mph.
Sunday
Mostly sunny and hot, with a high near 97. Heat index values as high as 110. West wind 3 to 5 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 76. Light south wind.
Monday
Mostly sunny and hot, with a high near 97.
Monday Night
Mostly clear, with a low around 76.
Tuesday
Sunny and hot, with a high near 98.
Tuesday Night
Mostly clear, with a low around 76.
Wednesday
Sunny and hot, with a high near 99.
Wednesday Night
Mostly clear, with a low around 77.
Thursday
Sunny and hot, with a high near 99.
Thursday Night
Mostly clear, with a low around 76.
Friday
Sunny and hot, with a high near 98.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
2 Miles SE Crystal City MO
38.2°N 90.36°W (Elev. 692 ft)
38.2°N 90.36°W (Elev. 692 ft)
5:36 pm CDT Jul 18, 2025
6pm CDT Jul 18, 2025-6pm CDT Jul 25, 2025