

494 

WWUS20 KWNS 112220

SEL2

SPC WW 112220

NCZ000-SCZ000-CWZ000-120400-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 382

NWS STORM PREDICTION CENTER NORMAN OK

620 PM EDT THU JUN 11 2009



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       CENTRAL AND EASTERN NORTH CAROLINA

       EASTERN SOUTH CAROLINA

       COASTAL WATERS



EFFECTIVE THIS THURSDAY NIGHT FROM 620 PM UNTIL MIDNIGHT 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 60

STATUTE MILES EAST AND WEST OF A LINE FROM 20 MILES WEST

NORTHWEST OF ROANOKE RAPIDS NORTH CAROLINA TO CHARLESTON SOUTH

CAROLINA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU2).



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 375...WW 376...WW

378...WW 379...WW 380...WW 381...



DISCUSSION...BAND OF TSTMS HAS FORMED OVER PIEDMONT NC SWD INTO WRN

PARTS OF THE SC CSTL PLN.  THIS BAND APPEARS TO MARK AN AXIS OF

CONFLUENCE IN ENHANCED WSW FLOW ON S SIDE OF SW VA MCV.  GIVEN

DEGREE OF INSTABILITY AHEAD OF BAND...AND MODERATE/DEEP

UNIDIRECTIONAL FLOW PER AREA VWPS...SETUP LOOKS FAVORABLE FOR SMALL

BOWING SEGMENTS WITH DMGG WIND AND SCTD 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 27035.





...CORFIDI

