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

A front will bring scattered showers and storms to portions of the Central and Eastern US. Severe storms are expected in parts of the Great Plains and Ozarks today. Meanwhile, dangerous heat will intensify across the Desert Southwest and Intermountain West. Elevated wildfire conditions will develop across portions of the Northern/Central Plains and air quality issues will persist in the Northwest. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Washington/Reagan National Airport, DC (KDCA)

Lat: 38.85°NLon: 77.03°WElev: 13ft.

Mostly Cloudy

91°F

33°C

Humidity	59%
Wind Speed	S 13 mph
Barometer	30.10 in (1019.2 mb)
Dewpoint	75°F (24°C)
Visibility	10.00 mi
Heat Index	102°F (39°C)
Last update	6 Aug 2:52 pm EDT

More Information:

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

Extended Forecast for

McLean VA

This Afternoon
High: 91 °F
Chance
T-storms
Tonight
Low: 73 °F
Chance
T-storms then
Mostly Cloudy
Friday
High: 91 °F
Sunny then
Chance
T-storms
Friday Night
Low: 72 °F
Showers
Likely then
Partly Cloudy
Saturday
High: 91 °F
Mostly Sunny
then Chance
T-storms
Saturday Night
Low: 72 °F
Chance
T-storms then
Partly Cloudy
Sunday
High: 90 °F
Sunny
Sunday Night
Low: 73 °F
Mostly Clear
Monday
High: 92 °F
Sunny

Detailed Forecast

This Afternoon

A chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 91. Southwest wind around 8 mph. Chance of precipitation is 30%.

Tonight

A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Mostly cloudy, with a low around 73. Light and variable wind. Chance of precipitation is 50%.

Friday

A chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 91. Heat index values as high as 101. Calm wind becoming southwest 5 to 8 mph in the afternoon. Chance of precipitation is 30%.

Friday Night

Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 10pm. Mostly cloudy, with a low around 72. West wind around 5 mph becoming calm in the evening. 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 after 2pm. Mostly sunny, with a high near 91. Southwest wind 3 to 7 mph. Chance of precipitation is 50%.

Saturday Night

A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 72. Chance of precipitation is 30%.

Sunday

Sunny, with a high near 90.

Sunday Night

Mostly clear, with a low around 73.

Monday

Sunny, with a high near 92.

Monday Night

Partly cloudy, with a low around 74.