Showers and Storms continue across the East; Heat, Critical Fire Weather, Drought, and Poor Air Quality continues in the West

A series of fronts will focus locally heavy showers and storms across portions of the central and eastern U.S. through the end of the workweek. Dangerous to extreme heat continues across the Southwest U.S., eventually spreading eastward over the weekend into early next week. Elevated fire weather conditions continue across the Great Basin, with degraded air quality lingering across the Northwest. Read More >

Hazardous Weather Conditions

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Mostly Cloudy

77°F

25°C

Humidity	79%
Wind Speed	E 6 mph
Barometer	30.10 in (1018.9 mb)
Dewpoint	70°F (21°C)
Visibility	10.00 mi
Heat Index	79°F (26°C)
Last update	4 Aug 11:52 pm EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

2 Miles WNW Wolf Trap VA

Flood Watch August 5, 04:00am until August 5, 11:00am

Click here for hazard details and duration

Flood Watch

Overnight
Low: 71 °F
Showers
Likely
Wednesday
High: 86 °F
Showers and
Patchy Fog
then Chance
T-storms
Wednesday Night
Low: 73 °F
Chance
T-storms
Thursday
High: 90 °F
Sunny then
Chance
T-storms
Thursday Night
Low: 73 °F
Chance
T-storms then
Chance
Showers
Friday
High: 90 °F
Mostly Sunny
then Chance
T-storms
Friday Night
Low: 72 °F
Chance
T-storms
Saturday
High: 90 °F
Mostly Sunny
then Chance
T-storms
Saturday Night
Low: 72 °F
Chance
T-storms then
Chance
Showers

Detailed Forecast

Overnight

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Mostly cloudy, with a low around 71. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday

Showers and possibly a thunderstorm, mainly before 11am, then a chance of showers and thunderstorms after 11am. Patchy fog before 11am. High near 86. Light and variable wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday Night

A chance of thunderstorms before midnight, then a slight chance of showers and thunderstorms between midnight and 2am. Partly cloudy, with a low around 73. South wind 3 to 5 mph. Chance of precipitation is 30%.

Thursday

A chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 90. Heat index values as high as 102. South wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

Thursday Night

A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Partly cloudy, with a low around 73. Southwest wind 3 to 6 mph. Chance of precipitation is 30%.

Friday

A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Chance of precipitation is 50%.

Friday Night

A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 40%.

Saturday

A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 90. Chance of precipitation is 50%.

Saturday Night

A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 30%.

Sunday

Mostly sunny, with a high near 90.

Sunday Night

Partly cloudy, with a low around 73.