Showers and Storms in the East; Dangerously Hot and Dry in the West

Scattered showers and storms are expected across portions of the Central and Eastern U.S. through the end of the week. Meanwhile, dangerous heat will intensify across the Desert Southwest and Intermountain West. Hot, dry weather and increasing winds will allow elevated wildfire conditions to return to the northern Intermountain West, where air quality issues persist from ongoing fires. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Partly Cloudy

85°F

29°C

Humidity	65%
Wind Speed	Calm
Barometer	30.14 in (1020.3 mb)
Dewpoint	72°F (22°C)
Visibility	10.00 mi
Heat Index	91°F (33°C)
Last update	7 Aug 11:52 am EDT

More Information:

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

Extended Forecast for

3 Miles NW Fairfax Station VA

This Afternoon
High: 90 °F
Severe
Thunderstorms
Tonight
Low: 71 °F
Severe
Thunderstorms
then Partly
Cloudy
Saturday
High: 90 °F
Mostly Sunny
then Showers
Likely
Saturday Night
Low: 72 °F
Chance
T-storms then
Partly Cloudy
Sunday
High: 89 °F
Mostly Sunny
Sunday Night
Low: 72 °F
Partly Cloudy
Monday
High: 91 °F
Mostly Sunny
Monday Night
Low: 73 °F
Partly Cloudy
Tuesday
High: 92 °F
Mostly Sunny
then Slight
Chance
T-storms

Detailed Forecast

This Afternoon

Showers and thunderstorms likely, mainly after 3pm. Some of the storms could be severe. Mostly sunny, with a high near 90. Southwest wind 5 to 7 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight

Showers and thunderstorms likely, mainly before 8pm. Some of the storms could be severe. Mostly cloudy, with a low around 71. Southwest wind 3 to 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Saturday

A chance of showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 90. Southwest wind 3 to 7 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Saturday Night

A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 72. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

Sunday

Mostly sunny, with a high near 89. Calm wind becoming northwest around 6 mph in the morning.

Sunday Night

Partly cloudy, with a low around 72.

Monday

Mostly sunny, with a high near 91.

Monday Night

Partly cloudy, with a low around 73.

Tuesday

A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Chance of precipitation is 20%.

Tuesday Night

A chance of showers and thunderstorms, mainly between 8pm and 2am. Mostly cloudy, with a low around 73. Chance of precipitation is 40%.