Nelson County, VA
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URGENT – IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 575
NWS STORM PREDICTION CENTER NORMAN OK
120 PM EDT THU AUG 5 2010
THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
DISTRICT OF COLUMBIA
CENTRAL AND SOUTHERN DELAWARE
MARYLAND
NORTHWEST NORTH CAROLINA
VIRGINIA
SOUTHEAST WEST VIRGINIA
COASTAL WATERS
EFFECTIVE THIS THURSDAY AFTERNOON AND EVENING FROM 120 PM UNTIL
1000 PM EDT.
HAIL TO 1.5 INCHES IN DIAMETER…THUNDERSTORM WIND GUSTS TO 70
MPH…AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 85
STATUTE MILES NORTH AND SOUTH OF A LINE FROM 15 MILES WEST
SOUTHWEST OF BLUEFIELD WEST VIRGINIA TO 50 MILES EAST OF PATUXENT
RIVER MARYLAND. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU5).
REMEMBER…A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE
FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH
AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR
THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS
AND POSSIBLE WARNINGS. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY
DO PRODUCE TORNADOES.
OTHER WATCH INFORMATION…CONTINUE…WW 574…
DISCUSSION…THUNDERSTORMS ARE EXPECTED TO INCREASE IN
COVERAGE/INTENSITY EARLY THIS AFTERNOON IN ADVANCE OF A SURFACE COLD
FRONT AS STRONG SURFACE HEATING CONTINUES TO DESTABILIZE THE
BOUNDARY LAYER. MLCAPE HAS NOW INCREASED TO NEAR 3000 J/KG OVER
MUCH OF VA…IN AN ENVIRONMENT SUPPORTIVE OF ORGANIZED MULTICELL
CLUSTERS/LINE SEGMENTS ON THE SRN FRINGE OF THE STRONGER MIDLEVEL
WLY FLOW. GIVEN THE MODERATE-STRONG INSTABILITY AND STEEP LOW-LEVEL
LAPSE RATES…DAMAGING WINDS WILL BE LIKELY WITH THE STRONGER STORMS
THROUGH LATE EVENING.
SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 575
NWS STORM PREDICTION CENTER NORMAN OK
120 PM EDT THU AUG 5 2010
SEVERE THUNDERSTORM WATCH 575 IS IN EFFECT UNTIL 1000 PM EDT
FOR THE FOLLOWING LOCATIONS
VA
. VIRGINIA COUNTIES INCLUDED ARE
ACCOMACK ALBEMARLE ALLEGHANY
AMELIA AMHERST APPOMATTOX
ARLINGTON AUGUSTA BATH
BEDFORD BLAND BOTETOURT
BRUNSWICK BUCKINGHAM CAMPBELL
CAROLINE CARROLL CHARLES CITY
CHARLOTTE CHESTERFIELD CLARKE
CRAIG CULPEPER CUMBERLAND
DINWIDDIE ESSEX FAIRFAX
FAUQUIER FLOYD FLUVANNA
FRANKLIN FREDERICK GILES
GLOUCESTER GOOCHLAND GRAYSON
GREENE GREENSVILLE HALIFAX
HANOVER HENRICO HENRY
HIGHLAND ISLE OF WIGHT JAMES CITY
KING AND QUEEN KING GEORGE KING WILLIAM
LANCASTER LOUDOUN LOUISA
LUNENBURG MADISON MATHEWS
MECKLENBURG MIDDLESEX MONTGOMERY
NELSON NEW KENT NORTHAMPTON
NORTHUMBERLAND NOTTOWAY ORANGE
PAGE PATRICK PITTSYLVANIA
POWHATAN PRINCE EDWARD PRINCE GEORGE
PRINCE WILLIAM PULASKI RAPPAHANNOCK
RICHMOND ROANOKE ROCKBRIDGE
ROCKINGHAM SHENANDOAH SMYTH
SOUTHAMPTON SPOTSYLVANIA STAFFORD
SURRY SUSSEX TAZEWELL
WARREN WESTMORELAND WYTHE
YORK
VIRGINIA INDEPENDENT CITIES INCLUDED ARE
ALEXANDRIA BEDFORD BUENA VISTA
CHARLOTTESVILLE CHESAPEAKE COLONIAL HEIGHTS
COVINGTON DANVILLE EMPORIA
FAIRFAX FALLS CHURCH FRANKLIN
FREDERICKSBURG GALAX HAMPTON
HARRISONBURG HOPEWELL LEXINGTON
LYNCHBURG MANASSAS MANASSAS PARK
MARTINSVILLE NEWPORT NEWS NORFOLK
PETERSBURG POQUOSON PORTSMOUTH
RADFORD RICHMOND ROANOKE
SALEM STAUNTON SUFFOLK
VIRGINIA BEACH WAYNESBORO WILLIAMSBURG
WINCHESTER
