(Updated at 4:15 p.m.) The National Weather Service has upgraded the Severe Thunderstorm Watch for Arlington and surrounding areas to a Severe Thunderstorm Warning. It is in effect until 4:30 p.m.
From NWS:
* SEVERE THUNDERSTORM WARNING FOR…
THE DISTRICT OF COLUMBIA…
SOUTHERN MONTGOMERY COUNTY IN CENTRAL MARYLAND…
NORTHEASTERN CITY OF FAIRFAX IN NORTHERN VIRGINIA…
CITY OF FALLS CHURCH IN NORTHERN VIRGINIA…
ARLINGTON COUNTY IN NORTHERN VIRGINIA…
CITY OF ALEXANDRIA IN NORTHERN VIRGINIA…
WESTERN PRINCE GEORGES COUNTY IN CENTRAL MARYLAND…
EASTERN FAIRFAX COUNTY IN NORTHERN VIRGINIA…* UNTIL 400 PM EDT
* AT 328 PM EDT…A SEVERE THUNDERSTORM WAS DETECTED NEAR LAKE
BARCROFT…OR NEAR FALLS CHURCH…AND WAS MOVING EAST AT 20 MPH.
THIS STORM IS CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60
MPH.* LOCATIONS IMPACTED INCLUDE…
CRYSTAL CITY…
ROSSLYN…
GEORGETOWN…
THE WOODROW WILSON BRIDGE…
REAGAN NATIONAL AIRPORT…
ADAMS MORGAN…
NATIONAL HARBOR…
NATIONALS PARK…
ANACOSTIA…
US CAPITOL…PRECAUTIONARY/PREPAREDNESS ACTIONS…
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.
NWS has also issued a Flash Flood Warning until 6:00 p.m. Drivers are cautioned not to attempt to cross standing water, as it may be deeper than it appears.
More strong storms are possible tonight, and the area remains under a Severe Thunderstorm Watch until 9:00 p.m.