Severe Thunderstorm and Flash Flood Threats Tuesday

Risks for severe thunderstorms and flash flooding continue Tuesday over the Central and Southern Plains ahead of low pressure tracking across the region. Very large hail and damaging winds will be the main threats. Flash flooding from potentially excessive rainfall will be possible from the southern Appalachians into the Mid-Atlantic region. Read More >

Hazardous Weather Conditions

En Español

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Mostly Cloudy

81°F

27°C

Humidity	65%
Wind Speed	NE 10 mph
Barometer	29.95 in (1013.9 mb)
Dewpoint	68°F (20°C)
Visibility	10.00 mi
Heat Index	84°F (29°C)
Last update	17 Jun 7:52 pm EDT

More Information:

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

Extended Forecast for

Chantilly VA

Severe T-storm Watch until June 17, 11:00pm

Click here for hazard details and duration

...

Severe T-storm Watch until June 17, 11:00pm

NOW until
11:00pm Mon

Severe T-storm Watch
Tonight

Severe
Thunderstorms
Low: 70 °F
Tuesday

T-storms
Likely
High: 85 °F
Tuesday
Night

T-storms
Likely then
Showers
Likely
Low: 69 °F
Wednesday

Showers
Likely
High: 84 °F
Wednesday
Night

Showers
Likely then
Chance
Showers
Low: 69 °F
Thursday

Showers
Likely then
T-storms
Likely
High: 87 °F
Thursday
Night

T-storms
Likely then
Chance
Showers
Low: 67 °F
Friday

Mostly Sunny
High: 82 °F

Detailed Forecast

Tonight

Showers and thunderstorms likely, mainly before 9pm. Some storms could be severe, with large hail, damaging winds, and heavy rain. Mostly cloudy, with a low around 70. South wind 5 to 10 mph becoming light and variable in the evening. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday

A slight chance of showers, then showers and thunderstorms likely after 11am. Mostly cloudy, with a high near 85. Southwest wind 3 to 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tuesday Night

Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm after 8pm. Cloudy, with a low around 69. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Wednesday

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 84. Calm wind becoming southwest around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday Night

Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers after 2am. Mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 60%.

Thursday

Showers likely, with thunderstorms also possible after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 70%.

Thursday Night

Showers and thunderstorms likely before 8pm, then a chance of showers. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.

Friday

Mostly sunny, with a high near 82.

Friday Night

Mostly clear, with a low around 62.

Saturday

Mostly sunny, with a high near 83.

Saturday Night

A chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.