
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 Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
94°F
34°C
| Humidity | 49% |
| Wind Speed | SE 5 mph |
| Barometer | 29.89 in (1011.8 mb) |
| Dewpoint | 72°F (22°C) |
| Visibility | 10.00 mi |
| Heat Index | 102°F (39°C) |
| Last update | 4 Sep 6:53 pm CDT |
2 Miles NW Collinsville IL
NOW until 8:00pm Sat

Extreme Heat Warning
Tonight

Low: 78 °F
Mostly Clear
Saturday

High: 100 °F
Hot
Saturday Night

Low: 74 °F
Mostly Clear
Sunday

High: 94 °F
Decreasing
CloudsSunday Night

Low: 67 °F
Mostly Clear
Labor Day

High: 91 °F
Sunny
Monday Night

Low: 67 °F
Mostly Clear
Tuesday

High: 97 °F
Hot
Detailed Forecast
Additional Forecasts and Information
ABOUT THIS FORECAST
38.7°N 90°W (Elev. 499 ft)



