Hazardous Weather Conditions
Current conditions at
St. Louis Lambert International Airport (KSTL)
Lat: 38.75°NLon: 90.37°WElev: 604ft.
A Few Clouds
84°F
29°C
| Humidity | 51% |
| Wind Speed | NW 7 mph |
| Barometer | 30.03 in (1015.9 mb) |
| Dewpoint | 64°F (18°C) |
| Visibility | 10.00 mi |
| Heat Index | 85°F (29°C) |
| Last update | 19 Jun 12:51 pm CDT |
Extended Forecast for
Des Peres MO
Extreme Heat Watch June 21, 12:00pm until June 24, 09:00pm
Juneteenth
High: 86 °F
Sunny
Tonight
Low: 67 °F
Clear
Friday
High: 94 °F
Sunny
Friday Night
Low: 76 °F
Mostly Clear
Saturday
High: 97 °F
Hot
Saturday Night
Low: 77 °F
Mostly Clear
Sunday
High: 97 °F
Hot
Sunday Night
Low: 77 °F
Mostly Clear
Monday
High: 97 °F
Hot
Detailed Forecast
Juneteenth
Sunny, with a high near 86. West wind around 7 mph.
Tonight
Clear, with a low around 67. West wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 94. Light south wind increasing to 5 to 9 mph in the morning.
Friday Night
Mostly clear, with a low around 76. South wind around 9 mph, with gusts as high as 20 mph.
Saturday
Sunny and hot, with a high near 97. Southwest wind 7 to 10 mph, with gusts as high as 21 mph.
Saturday Night
Mostly clear, with a low around 77.
Sunday
Sunny and hot, with a high near 97.
Sunday Night
Mostly clear, with a low around 77.
Monday
Sunny and hot, with a high near 97.
Monday Night
Partly cloudy, with a low around 77.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95.
Tuesday Night
Partly cloudy, with a low around 76.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Des Peres MO
38.6°N 90.46°W (Elev. 574 ft)
38.6°N 90.46°W (Elev. 574 ft)
11:52 am CDT Jun 19, 2025
1pm CDT Jun 19, 2025-6pm CDT Jun 25, 2025
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