



Massive Heat Wave; Severe Storms and Heavy Rain
A massive heat wave is consuming much of the Midwest into the Southern tier of the U.S. with hazy, hot and humid conditions. These dangerous conditions will likely persist through Thursday as widespread excessive heat warnings and heat advisories are in effect. North and east of the heat and area of high pressure, thunderstorms with damaging and severe winds, large hail and heavy rain are likely. Read More >
Hazardous Weather Conditions
Washington/Dulles International Airport, DC (KIAD)
Lat: 38.93°NLon: 77.45°WElev: 312ft.
Mostly Cloudy
71°F
22°C
Humidity | 94% |
Wind Speed | Calm |
Barometer | 29.90 in (1012.1 mb) |
Dewpoint | 69°F (21°C) |
Visibility | 10.00 mi |
Last update | 6 Jul 5:52 am EDT |
Reston VA
-
Today
Isolated
Showers then
Heavy RainHigh: 88 °F
-
Tonight
Heavy Rain
and Patchy
FogLow: 73 °F
-
Thursday
Chance
T-storms and
Patchy Fog
then Showers
LikelyHigh: 82 °F
-
Thursday
NightShowers
Likely then
Chance
T-stormsLow: 72 °F
-
Friday
Chance
Showers then
Showers
LikelyHigh: 83 °F
-
Friday
NightShowers
Likely then
Chance
T-stormsLow: 70 °F
-
Saturday
Chance
ShowersHigh: 79 °F
-
Saturday
NightPartly Cloudy
Low: 62 °F
-
Sunday
Sunny
High: 79 °F
Detailed Forecast
Additional Forecasts and Information
38.97°N 77.36°W (Elev. 430 ft)