EVERE THUNDERSTORM WATCH 464 REMAINS VALID UNTIL 8 PM EDT THIS EVENING FOR THE FOLLOWING AREAS THE DISTRICT OF COLUMBIA IN MARYLAND THIS WATCH INCLUDES 13 COUNTIES IN CENTRAL MARYLAND ANNE ARUNDEL HOWARD MONTGOMERY PRINCE GEORGES IN NORTH CENTRAL MARYLAND CARROLL FREDERICK WASHINGTON IN NORTHERN MARYLAND BALTIMORE BALTIMORE CITY HARFORD IN SOUTHERN MARYLAND CALVERT CHARLES IN WESTERN MARYLAND ALLEGANY IN VIRGINIA THIS WATCH INCLUDES 12 COUNTIES IN NORTHERN VIRGINIA ARLINGTON CITY OF ALEXANDRIA CITY OF FAIRFAX CITY OF FALLS CHURCH CITY OF MANASSAS CITY OF MANASSAS PARK FAIRFAX LOUDOUN PRINCE WILLIAM IN NORTHWEST VIRGINIA CITY OF WINCHESTER CLARKE FREDERICK IN WEST VIRGINIA THIS WATCH INCLUDES 5 COUNTIES IN EASTERN WEST VIRGINIA HAMPSHIRE MINERAL IN PANHANDLE WEST VIRGINIA BERKELEY JEFFERSON MORGAN THIS INCLUDES THE CITIES OF ABERDEEN, ALEXANDRIA, ANNAPOLIS, ARLINGTON, ARNOLD, ASPEN HILL, BALLENGER CREEK, BALTIMORE, BEL AIR, BERRYVILLE, BETHESDA, BOWIE, CAMP SPRINGS, CATONSVILLE, CHANTILLY, CHARLES TOWN, CHESAPEAKE BEACH, CLINTON, COLLEGE PARK, COLUMBIA, CUMBERLAND, DUNDALK, DUNKIRK, EDGEWOOD, ELDERSBURG, ELLICOTT CITY, ESSEX, FAIRFAX, FALLS CHURCH, FALLSTON, FORT ASHBY, FREDERICK, FROSTBURG, GAITHERSBURG, GERMANTOWN, GLEN BURNIE, GREENBELT, HAGERSTOWN, HAVRE DE GRACE, HERNDON, HUNTINGTOWN, JOPPATOWNE, KEYSER, LAUREL, LEESBURG, LUSBY, MANASSAS, MANASSAS PARK, MARTINSBURG, MCLEAN, NORTH BEACH, ODENTON, PARKVILLE, PAW PAW, PIKESVILLE, POTOMAC, PRINCE FREDERICK, RANDALLSTOWN, RESTON, ROCKVILLE, ROMNEY, SEVERN, SEVERNA PARK, SHEPHERDSTOWN, SILVER SPRING, SOUTH GATE, ST. CHARLES, STERLING, SUITLAND-SILVER HILL, TOWSON, WALDORF, WASHINGTON, WESTMINSTER, WINCHESTER, WINCHESTER, AND WOODBRIDGE.