MESOSCALE DISCUSSION 0749
   NWS STORM PREDICTION CENTER NORMAN OK
   0633 PM CDT THU MAY 07 2009
   
   AREAS AFFECTED...EASTERN NC/NORTHEAST SC INTO FAR SOUTHEAST VA
   
   CONCERNING...SEVERE THUNDERSTORM WATCH 259...
   
   VALID 072333Z - 080030Z
   
   THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 259
   CONTINUES.
   
   SEVERE THUNDERSTORM WATCH 259 CONTINUES UNTIL 05Z ACROSS EASTERN
   NC/NORTHEAST SC.
   
   PRIMARY SEVERE THREAT CONTINUES WITH PERSISTENT SUPERCELLS ACROSS
   COASTAL NC INTO FAR SOUTHEAST VA...WITH CONTINUED SEVERE HAIL AND
   ISOLATED/BRIEF TORNADO POTENTIAL. WITH MOIST SOUTHERLY FLOW AT THE
   SURFACE...WSR-88D VWP DATA FROM MOREHEAD CITY SUGGESTS AS MUCH AS
   150-200 M2/S2 OF 0-1 KM SRH...WHICH WOULD SUPPORT THE POSSIBILITY AN
   ADDITIONAL ISOLATED/BRIEF TORNADO MAINLY OVER THE NEXT HOUR OR SO
   ACROSS COASTAL NC/PERHAPS FAR SOUTHEAST VA. OTHERWISE...EVEN WITH A
   COOLING BOUNDARY LAYER THIS EVENING...SOME ADDITIONAL UPSWING IN
   TSTM COVERAGE WITH A SEVERE HAIL/DAMAGING WIND THREAT COULD OCCUR
   FARTHER WEST IN ASSOCIATION WITH A FAST MOVING MID LEVEL IMPULSE
   CURRENTLY CROSSING THE SOUTH-CENTRAL APPALACHIANS PER WATER VAPOR
   IMAGERY.
   
   ..GUYER.. 05/07/2009
   
   
   ATTN...WFO...AKQ...MHX...RAH...ILM...CHS...CAE...
   
   LAT...LON   35787814 37097676 36857575 34647550 33207961 34807986
               35787814