
Severe Weather and Heavy Rain from the Great Lakes to the Mid-Atlantic; Heat Persists in the East
Widespread strong thunderstorms with damaging winds and locally heavy rain are expected from the Upper Ohio Valley into the southern Mid-Atlantic today and portions of the central Appalachians and Carolinas on Saturday. Monsoonal moisture will bring a flash flooding threat to the Desert Southwest. Sweltering heat persists from the Plains to the southern Mid-Atlantic through tonight. Read More >
Hazardous Weather Conditions
St. Louis, Spirit Of St. Louis Airport (KSUS)
Lat: 38.66°NLon: 90.66°WElev: 463ft.
A Few Clouds
99°F
37°C
| Humidity | 34% |
| Wind Speed | Calm |
| Barometer | 29.92 in (1012.0 mb) |
| Dewpoint | 66°F (19°C) |
| Visibility | 10.00 mi |
| Heat Index | 103°F (39°C) |
| Last update | 4 Sep 3:54 pm CDT |
4 Miles ENE Chesterfield MO
NOW until 8:00pm Sat

Extreme Heat Warning
Tonight

Low: 79 °F
Mostly Clear
Saturday

High: 100 °F
Hot
Saturday Night

Low: 77 °F
Mostly Clear
Sunday

High: 94 °F
Sunny
Sunday Night

Low: 69 °F
Mostly Clear
Labor Day

High: 92 °F
Sunny
Monday Night

Low: 69 °F
Mostly Clear
Tuesday

High: 98 °F
Hot
Detailed Forecast
Additional Forecasts and Information
ABOUT THIS FORECAST
38.67°N 90.51°W (Elev. 548 ft)



