Fairfax County and other areas in Northern Virginia have been put under a Severe Thunderstorm Warning on top of a Severe Thunderstorm Watch that will be in effect until 10 p.m.

Here is the full alert from the National Weather Service, which is scheduled to last until 4:45 p.m.:

At 405 PM EDT, a severe thunderstorm was located near Warrenton, moving northeast at 30 mph.

HAZARD…60 mph wind gusts.

SOURCE…Radar indicated.

IMPACT…Damaging winds will cause some trees and large branches to fall. This could injure those outdoors, as well as damage homes and vehicles. Roadways may become blocked by downed trees. Localized power outages are possible. Unsecured light objects may become projectiles.

* Locations impacted include…
Centreville, Reston, Annandale, South Riding, Herndon, Fairfax, Mantua, Dulles International Airport, Burke, Linton Hall, Oakton, Sterling, Chantilly, Merrifield, Bull Run, Haymarket, Arcola, Manassas, Sudley and Manassas Park.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

For your protection move to an interior room on the lowest floor of a building.