Update at 3:45 p.m. — Reports of power outages, trees down and lights on flash around the area. Lights at Clarendon Blvd and Fillmore St and Wilson Blvd and Highland St are flashing.
Update at 4:10 p.m. — The traffic lights at Route 50 and Glebe Road are dark. A wall collapsed in Shirlington as a result of the storm, no injuries. Major backups on South I-395 right now.
Update at 4:15 p.m. — Traffic lights dark at South Joyce St and Army Navy Drive, and on Columbia Pike up to South Scott St. Accident reported at Wilson Blvd and Patrick Henry Drive. Tree down on car on GW Parkway near Marina Drive, two people trapped. Major backups reported on southbound GW Parkway.
Update at 4:20 p.m. — About 11,500 Dominion customers are without power in Arlington. Several county government offices are without power.
Update at 4:40 p.m. — Power flickering on the eastern end of Columbia Pike. Power pole sparking at 10th and Wilson Blvd in Clarendon (h/t @NewsCat_in_DC)
Update at 4:50 p.m. — Lots of trees and wires down reported in the Shirlington area. Tree down on wires at S. Randolph Street and 19th Street.
Firefighters are freeing people from elevators that became stuck as a result of power outages.
Heavy traffic reported on GW Parkway, I-395 and Route 1. Most VDOT traffic cameras in the area are down.
Update at 4:55 p.m. — I-395 is “a parking lot,” avoid at all costs. A county employee is reported to have fell and broke his leg at the county impound lot — possibly storm-related.
Update at 5:00 p.m. — More storms approaching from the west, not as severe as the previous batch (h/t @capitalweather).
NBC4 is reporting a 66 mile per hour wind gust was recorded in Arlington during the storm. NBC4’s Veronica Johnson says the storm cell that moved through Arlington might have produced a tornado in Prince George’s County.
Update at 5:10 p.m. — More than 10,500 Dominion customers still without power.
We’re hearing that both victims in the vehicle that was struck by a tree on the GW Parkway have been extricated from the vehicle. They may not have been trapped, but rescuers were worried about the consequences if they tried to get out before the tree was secured.
Update at 5:25 p.m. — Arlington County’s Emergency Operations Center has been activated. Power outages in Arlington back above 11,500. Heavy damage, including multiple trees down reported at 32nd Street and Stafford Street in Fairlington.
Update at 5:45 p.m. — Extremely heavy traffic throughout the area, including on secondary roads. South Eads Street, Ridge Road, Crystal Drive, eastern end of Columbia Pike all heavy. Parking lot on Route 1. Major delays reported on Blue, Yellow lines.
Update at 5:50 p.m. — Large tree fell onto house on the 2700 block of South Cleveland Street, police report. Structural damage suspected.
Update at 5:55 p.m. — Calling it right now: worst region-wide traffic since the ice storm two years ago.
Update at 6:05 p.m. — The northbound GW Parkway has reopened, but the southbound lanes will remain closed for “a few hours,” Park Police spokesperson tells WTOP.
Update at 6:55 p.m. — More than 12,000 Dominion customers are still without power in Arlington.
Update at 7:10 p.m. — All of Shirlington Village appears to be without power.
Update at 7:25 p.m. — Various news outlets report very heavy damage in the Del Ray section of Alexandria. Close to areas reporting heavy damage in south Arlington.
Update at 8:40 p.m. — There are still calls coming in for people stuck in elevators. Not clear if they’re storm-related. Traffic still slow on southbound I-395 near Shirlington.
Update at 8:55 p.m. — More than 11,500 still without power.
Earlier, from the National Weather Service:
THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR… THE DISTRICT OF COLUMBIA… SOUTHEASTERN MONTGOMERY COUNTY IN CENTRAL MARYLAND… WEST CENTRAL PRINCE GEORGES COUNTY IN CENTRAL MARYLAND… NORTHERN CITY OF MANASSAS IN NORTHERN VIRGINIA… CITY OF MANASSAS PARK IN NORTHERN VIRGINIA… CITY OF ALEXANDRIA IN NORTHERN VIRGINIA… CITY OF FAIRFAX IN NORTHERN VIRGINIA… CITY OF FALLS CHURCH IN NORTHERN VIRGINIA… ARLINGTON COUNTY IN NORTHERN VIRGINIA… CENTRAL FAUQUIER COUNTY IN NORTHERN VIRGINIA… SOUTHEASTERN LOUDOUN COUNTY IN NORTHERN VIRGINIA… NORTHERN PRINCE WILLIAM COUNTY IN NORTHERN VIRGINIA… FAIRFAX COUNTY IN NORTHERN VIRGINIA…
* UNTIL 345 PM EDT
* AT 258 PM EDT… NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR ARCOLA… OR 7 MILES WEST OF DULLES INTERNATIONAL AIRPORT… AND MOVING EAST AT 45 MPH.
* LOCATIONS IMPACTED INCLUDE… CHANTILLY… HERNDON… CENTREVILLE… RESTON… VIENNA… OAKTON… TYSONS CORNER… WOLF TRAP… THE I66 AND I495 INTERCHANGE… MERRIFIELD…
THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH… PREPARE IMMEDIATELY FOR DAMAGING WIND GUSTS AND FREQUENT CLOUD TO GROUND LIGHTNING. MOVE INDOORS TO A STURDY BUILDING AND STAY AWAY FROM WINDOWS.