MESOSCALE DISCUSSION 0409
   NWS STORM PREDICTION CENTER NORMAN OK
   0545 PM CDT MON APR 02 2007
   
   AREAS AFFECTED...ECNTRL TX...WCNTRL LA
   
   CONCERNING...SEVERE POTENTIAL...WATCH POSSIBLE 
   
   VALID 022245Z - 022345Z
   
   THUNDERSTORM CLUSTER OVER THE PINEY WOODS OF EAST TX CONTINUES TO
   EXPAND IN AREAL COVERAGE FROM HOUSTON/CHEROKEE COUNTIES...ARCING
   SEWD TO NEAR THE SABINE RIVER OVER JASPER COUNTY.  ALTHOUGH DEEP
   LAYER SHEAR IS MORE THAN ADEQUATE FOR MAINTAINING ORGANIZED
   UPDRAFTS...LOW LEVEL SHEAR IS QUITE WEAK.  AS A RESULT...STORM
   PROPAGATION WILL LIKELY BE DRIVEN BY EXPANDING COLD POOL THAT SHOULD
   FORCE RENEWED DEVELOPMENT INTO PORTIONS OF NERN TX/NWRN LA. 
   MARGINALLY SEVERE HAIL AND LOCALLY DAMAGING WIND GUSTS WILL BE
   COMMON WITH THIS ACTIVITY.
   
   ..DARROW.. 04/02/2007
   
   
   ATTN...WFO...LCH...SHV...HGX...FWD...
   
   31449482 31279544 32009539 32479425 31999323 31179309
   30749385 31329429