Severe Thunderstorm Watch
Statement as of 4:42 PM EDT on May 24, 2011
The National Weather Service has cancelled Severe Thunderstorm
Watch 355 for the following areas
In Virginia this cancels 14 counties
In central Virginia
Albemarle Greene King George
Nelson Orange Spotsylvania
In northern Virginia
Culpeper Stafford
In northwest Virginia
Madison Page Rappahannock
In western Virginia
Augusta Highland Rockingham
In Virginia this cancels 5 independent cities
In central Virginia
Charlottesville City of Fredericksburg
In northwest Virginia
City of Harrisonburg
In western Virginia
City of Staunton City of Waynesboro
This includes the cities of…Charlottesville…Culpeper…
Dahlgren…Falmouth…Greenfield…Harrisonburg…Luray…
Madison…Monterey…Orange…Spotsylvania courthouse…
Stanardsville…Staunton…Washington and Waynesboro.
SEVERE THUNDERSTORM WATCH NUMBER 355
Rebroadcast – Original watch issued at 12:40 PM EDT
Scroll for county / city outline updates.
URGENT – IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 355
NWS STORM PREDICTION CENTER NORMAN OK
1240 PM EDT TUE MAY 24 2011
THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
SOUTHEAST MARYLAND
NORTHERN NORTH CAROLINA
CENTRAL AND EASTERN VIRGINIA
COASTAL WATERS
EFFECTIVE THIS TUESDAY AFTERNOON AND EVENING FROM 1240 PM UNTIL
800 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 100
STATUTE MILES EAST AND WEST OF A LINE FROM 55 MILES WEST
NORTHWEST OF PATUXENT RIVER MARYLAND TO 30 MILES SOUTHEAST OF
ROCKY MOUNT NORTH CAROLINA. 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 352…WW 353…WW 354…
DISCUSSION…NOCTURNAL MCS CURRENTLY EMERGING FROM THE BLUE RIDGE
HAS SHOWN A RAPID INCREASE IN STORM COVERAGE AND INTENSITY ALONG
ERN/SRN PERIPHERY OF SYSTEM COLD POOL. AMBIENT INFLOW AIR MASS HAS
WARMED INTO THE 80S. WHEN COUPLED WITH BOUNDARY LAYER DEWPOINTS IN
THE 60S…ENVIRONMENT HAS BECOME MODERATELY UNSTABLE WITH MLCAPE
VALUES OF 1000-2000 J/KG. GIVEN 40-50 KT WLY FLOW OBSERVED IN THE
700-500 MB LAYER /PER REGIONAL VAD DATA/…SETUP WILL FAVOR
ORGANIZED STORM MODES INCLUDING LINE SEGMENTS AND SUPERCELLS CAPABLE
OF DAMAGING WINDS AND HAIL.
AVIATION…A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60
KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM
MOTION VECTOR 28035.
Cities and counties included in watch.
Severe Thunderstorm Watch
Statement as of 12:40 PM EDT on May 24, 2011
Severe Thunderstorm Watch 355 is in effect until 800 PM EDT
VA
. Virginia counties included are
Accomack Albemarle Amelia
Augusta Brunswick Caroline
Charles City Chesterfield Culpeper
Cumberland Dinwiddie Essex
Fluvanna Gloucester Goochland
Greene Greensville Hanover
Henrico Highland Isle of Wight
James City King And Queen King George
King William Lancaster Louisa
Lunenburg Madison Mathews
Mecklenburg Middlesex Nelson
New Kent Northampton Northumberland
Nottoway Orange Page
Powhatan Prince Edward Prince George
Rappahannock Richmond Rockingham
Southampton Spotsylvania Stafford
Surry Sussex Westmoreland
York
Virginia independent cities included are
Charlottesville Chesapeake Colonial Heights
Emporia Franklin Fredericksburg
Hampton Harrisonburg Hopewell
Newport News Norfolk Petersburg
Poquoson Portsmouth Richmond
Staunton Suffolk Virginia Beach
Waynesboro Williamsburg
