
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
Washington/Dulles International Airport, DC (KIAD)
Lat: 38.93°NLon: 77.45°WElev: 312ft.
A Few Clouds
81°F
27°C
| Humidity | 69% |
| Wind Speed | NW 7 mph |
| Barometer | 29.98 in (1014.7 mb) |
| Dewpoint | 70°F (21°C) |
| Visibility | 10.00 mi |
| Heat Index | 84°F (29°C) |
| Last update | 4 Sep 9:52 am EDT |
2 Miles ESE Great Falls VA
Today
High: 90 °F
Sunny then
Chance
T-stormsTonight
Low: 71 °F
Chance
T-storms then
Mostly CloudySaturday
High: 83 °F
Slight Chance
T-storms then
Partly SunnySaturday Night
Low: 64 °F
Chance
T-storms then
Partly CloudySunday

High: 81 °F
Mostly Sunny
Sunday Night

Low: 61 °F
Mostly Clear
Labor Day

High: 81 °F
Mostly Sunny
Monday Night

Low: 62 °F
Partly Cloudy
Tuesday

High: 84 °F
Mostly Sunny
Detailed Forecast
Additional Forecasts and Information
ABOUT THIS FORECAST
39°N 77.24°W (Elev. 318 ft)



