UPDATED: A severe thunderstorm warning has been issued for Arlington

(Updated at 4:40 p.m.) All of Arlington is now under a Severe Thunderstorm Warning.

More such warnings are likely to appear as a line of strong storms approaches from the west. Meteorologists say the storms are accompanied by extremely strong winds, potentially causing damage and power outages.

More from the National Weather Service:

Bulletin – Immediate broadcast required
Severe thunderstorm warning
National Weather Service Baltimore MD/Washington DC
409pm EST, Saturday, July 29, 2023

The National Weather Service in Sterling, Virginia, issued a…

*Severe thunderstorm warning…

*Until 4:30 PM EST.

* At 409 PM EDT, a severe thunderstorm occurred over Herndon, moving east at 30 mph.

Danger… Wind gusts of 60 mph and quarter-sized hail.

Source…Radar indicated.

Impact…Damaging winds will cause some large trees and branches to fall. This could result in injury to people outside, as well as damage to homes and vehicles. Roads may become blocked by fallen trees. Local power outages may occur. Unsecured light objects may become projectiles.

* Affected locations include… Arlington, Bethesda, Reston, South Riding, Herndon, Vienna, Falls Church, Broadlands, Louise Island, Brambleton, Bemet Hills, McLean, American Legion Bridge, Dulles International Airport, Potomac, Ashburn, Oakton, Sterling, Chantilly . And Tysons Corner.

Precautionary/preparedness measures…

For your protection, go to an inner room in the basement of the building.

Severe Thunderstorm Warning including Washington DC, Arlington VA and Silver Spring MD until 5:45 PM EST. This storm will have winds of up to 70 mph! pic.twitter.com/XbbPNKptrj

– NWS Baltimore-Washington (@NWS_BaltWash) July 29, 2023

Severe Thunderstorm Warning including Alexandria Virginia, Centerville Virginia and Lake Ridge Virginia until 5:15 PM EST pic.twitter.com/IxUUjp9Na6

– NWS Baltimore-Washington (@NWS_BaltWash) July 29, 2023

Severe Thunderstorm Warning including Silver Spring MD, Bethesda MD and Reston VA until 4:30 PM EST pic.twitter.com/k8oiHTxQF2

– NWS Baltimore-Washington (@NWS_BaltWash) July 29, 2023

previously: Arlington County is once again under a severe thunderstorm watch.

The National Weather Service has issued a watch for Arlington, DC and surrounding areas. It is in effect Saturday afternoon until 9 p.m

Hail, damaging wind gusts and frequent lightning are possible, while an isolated tornado “cannot be ruled out,” according to the National Weather Service.

The watch comes after a series of storms Friday evening, although none of them caused significant damage in Arlington.

A severe thunderstorm warning has been issued this afternoon until 9pm this evening. Damaging winds and large hail will be the main threats today, but an isolated tornado cannot be ruled out. #DCwx #MDwx #VAwx #WVwx pic.twitter.com/GciMcLYlv1

– NWS Baltimore-Washington (@NWS_BaltWash) July 29, 2023

A severe thunderstorm watch has been issued for parts of CT, DE, DC, MD, NJ, NY, PA, VA until 9 p.m. EST pic.twitter.com/PsHMvmFRkM

– NWS Severe Tstorm (@NWSSevereTstorm) July 29, 2023