Severe Weather for the Central High Plains; Heavy Rain/Flood Concerns in Parts of the East

Strong to severe thunderstorms capable of strong winds and large hail are possible over portions of the central High Plains this afternoon, including parts of the Denver metro area. A stalled front is expected to bring additional rain and flash flood risks in the Mid-Atlantic and Southeast through Thursday. Red flag warnings are in effect across the Interior Northwest and Great Basin today. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

En Español

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Mostly Cloudy

84°F

29°C

Humidity	53%
Wind Speed	NE 6 mph
Barometer	30.03 in (1016.6 mb)
Dewpoint	65°F (18°C)
Visibility	10.00 mi
Heat Index	86°F (30°C)
Last update	5 Aug 5:52 pm EDT

More Information:

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

Extended Forecast for

Reston VA

Tonight

Slight Chance
T-storms then
Chance
Showers
Low: 69 °F
Thursday

Showers
Likely then
Chance
T-storms
High: 82 °F
Thursday
Night

Showers
Likely then
Chance
T-storms
Low: 69 °F
Friday

Chance
T-storms then
Showers
Likely
High: 84 °F
Friday
Night

Showers
Likely then
Chance
T-storms
Low: 68 °F
Saturday

Mostly Sunny
then Slight
Chance
Showers
High: 85 °F
Saturday
Night

Mostly Clear
Low: 69 °F
Sunday

Mostly Sunny
High: 88 °F
Sunday
Night

Mostly Clear
Low: 71 °F

Detailed Forecast

Tonight

A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Light and variable wind. Chance of precipitation is 40%.

Thursday

Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon. Cloudy, with a high near 82. East wind 5 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

Thursday Night

Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Cloudy, with a low around 69. East wind around 6 mph becoming calm after midnight. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Friday

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 84. Light north wind. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Friday Night

Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 68. Light north wind. Chance of precipitation is 70%.

Saturday

A slight chance of showers after 2pm. Mostly sunny, with a high near 85. Chance of precipitation is 20%.

Saturday Night

Mostly clear, with a low around 69.

Sunday

Mostly sunny, with a high near 88.

Sunday Night

Mostly clear, with a low around 71.

Monday

A chance of showers and thunderstorms. Sunny, with a high near 90. Chance of precipitation is 50%.

Monday Night

Partly cloudy, with a low around 72.