MESOSCALE DISCUSSION 1606
   NWS STORM PREDICTION CENTER NORMAN OK
   0545 PM CDT FRI JUL 17 2009
   
   AREAS AFFECTED...ERN NC
   
   CONCERNING...SEVERE THUNDERSTORM WATCH 595...
   
   VALID 172245Z - 172345Z
   
   THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 595
   CONTINUES.
   
   CONSOLIDATION OF BROKEN CONVECTIVE LINE HAS RECENTLY OCCURRED OVER
   THE ERN RALEIGH METRO AREA SWWD TO NEAR SOP. WITH ACTIVITY
   ENCOUNTERING LOW-LEVEL THERMAL/INSTABILITY AXIS...CONSISTING OF
   SURFACE TEMPERATURES IN THE UPPER 80S TO LOWER 90S...AND AREA VWP
   DATA DEPICTING LARGELY UNIDIRECTIONAL WLY FLOW INCREASING TO AROUND
   30 KT AT 3 KM AGL...POTENTIAL FOR ORGANIZED LINE SEGMENTS PRIMARILY
   PRODUCING DAMAGING WINDS SHOULD BE MAXIMIZED THROUGH ABOUT 00-01Z.
   FARTHER EAST...A COMPOSITE MARINE LAYER/OUTFLOW BOUNDARY FROM
   EARLIER CONVECTION APPEARS TO BE NOTED IN RADAR/SURFACE
   IMAGERY...STRETCHING FROM GREENE TO COLUMBUS COUNTIES AT 2230Z.
   OVERALL SEVERE THREAT SHOULD TEND TO WANE E OF THIS BOUNDARY GIVEN
   WEAKER INSTABILITY.
   
   ..GRAMS.. 07/17/2009
   
   
   ATTN...WFO...MHX...RAH...ILM...
   
   LAT...LON   34987936 35437874 35717795 35747723 35687683 35427682
               34987721 34757749 34627791 34607844 34727915 34987936