Thunderstorms and Heavy Rains in the Appalachians

Multiple rounds of moderate to locally heavy rain will impact portions of the Appalachians and Mid-Atlantic, which may lead to flash flooding concerns. Thunderstorms with isolated severe wind gusts will be possible this afternoon from parts of the Southeast into the southern and central Appalachians. A multi-day heavy rain will pose a flash flood threat in New Mexico beginning Tuesday. Read More >

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Mostly Cloudy

70°F

21°C

Humidity	73%
Wind Speed	NE 7 mph
Barometer	30.06 in (1017.5 mb)
Dewpoint	61°F (16°C)
Visibility	10.00 mi
Last update	21 Sep 9:52 am EDT

More Information:

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

Extended Forecast for

Dulles VA

Today
High: 74 °F
Mostly Cloudy
then
Scattered
Showers
Tonight
Low: 60 °F
Showers
Tuesday
High: 64 °F
Showers
Tuesday Night
Low: 55 °F
Showers
Wednesday
High: 62 °F
Showers
Likely
Wednesday Night
Low: 53 °F
Chance
Showers
Thursday
High: 62 °F
Slight Chance
Showers
Thursday Night
Low: 50 °F
Mostly Cloudy
Friday
High: 64 °F
Mostly Sunny
then Slight
Chance
Showers

Detailed Forecast

Today

Scattered showers, mainly between 1pm and 5pm. Mostly cloudy, with a high near 74. Northeast wind around 7 mph. Chance of precipitation is 30%.

Tonight

Showers, with thunderstorms also possible after 2am. Low around 60. Northeast wind around 8 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Tuesday

Showers and possibly a thunderstorm. High near 64. Northeast wind 10 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

Tuesday Night

Showers. Low around 55. Northeast wind 11 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

Wednesday

Showers likely, mainly before 8am. Cloudy, with a high near 62. Northeast wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.

Wednesday Night

A chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 40%.

Thursday

A slight chance of showers. Mostly cloudy, with a high near 62. Chance of precipitation is 20%.

Thursday Night

Mostly cloudy, with a low around 50.

Friday

A slight chance of showers after 2pm. Mostly sunny, with a high near 64. Chance of precipitation is 20%.

Friday Night

A slight chance of showers. Mostly cloudy, with a low around 51. Chance of precipitation is 20%.

Saturday

A slight chance of showers. Partly sunny, with a high near 65. Chance of precipitation is 20%.