National Weather Service

News Headlines

NWS Survey Confirms EF-0 Tornado Near New Windsor on Monday, March 16, 2026

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Overcast

71°F

22°C

Humidity	30%
Wind Speed	S 13 G 29 mph
Barometer	29.87 in (1011.2 mb)
Dewpoint	38°F (3°C)
Visibility	10.00 mi
Last update	20 Mar 2:52 pm EDT

More Information:

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

Extended Forecast for

3 Miles SSW Ashburn VA

This Afternoon
High: 71 °F
Mostly Cloudy
Tonight
Low: 48 °F
Showers
Likely
Saturday
High: 64 °F
Mostly Sunny
Saturday Night
Low: 47 °F
Partly Cloudy
Sunday
High: 79 °F
Partly Sunny
Sunday Night
Low: 53 °F
Showers
Likely
Monday
High: 60 °F
Showers
Likely then
Mostly Sunny
Monday Night
Low: 33 °F
Mostly Clear
Tuesday
High: 51 °F
Sunny

Detailed Forecast

This Afternoon

Mostly cloudy, with a high near 71. Southwest wind around 17 mph, with gusts as high as 28 mph.

Tonight

Showers and thunderstorms likely before 2am, then isolated showers between 2am and 3am. Cloudy during the early evening, then gradual clearing, with a low around 48. South wind 6 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Saturday

Mostly sunny, with a high near 64. North wind 6 to 8 mph.

Saturday Night

Partly cloudy, with a low around 47. Light and variable wind becoming south around 6 mph after midnight.

Sunday

Partly sunny, with a high near 79. South wind 7 to 11 mph.

Sunday Night

Showers likely, mainly after 2am. Mostly cloudy, with a low around 53. Chance of precipitation is 60%.

Monday

Showers likely before 8am. Partly sunny, with a high near 60. Chance of precipitation is 60%.

Monday Night

Mostly clear, with a low around 33.