MESOSCALE DISCUSSION 0676
   NWS STORM PREDICTION CENTER NORMAN OK
   0114 AM CDT SUN MAY 01 2011
   
   AREAS AFFECTED...N CNTRL TX
   
   CONCERNING...SEVERE POTENTIAL...WATCH LIKELY 
   
   VALID 010614Z - 010815Z
   
   A STRONG TSTM HAS FORMED IN THE PAST HALF HOUR OVER NW TX...JUST E
   OF KDYS.  THIS ELEVATED STORM IS LOCATED ABOUT 75 MILES N OF
   STALLING COLD FRONT THAT ATTM EXTENDS FROM BETWEEN KSJT AND KJCT ENE
   TO NEAR KTXK.  OTHER STORMS ARE EXPECTED TO FORM IN THE NEXT FEW
   HOURS THROUGH SUNRISE ACROSS NW AND N CNTRL TX AS 35-40 KT SLY LLJ
   STRENGTHENS AND BROADENS DOWNSTREAM FROM APPROACHING UPR IMPULSE NOW
   OVER ERN NM.  PRESENCE OF INCREASINGLY RICH MOISTURE INFLOW ALONG
   LLJ /PW 1.25 - 1.75 INCHES PER GPS AND SATELLITE/... DEEP EML ABOVE
   FRONTAL SURFACE...AND 50+ KT WSWLY MID LVL FLOW SUGGEST SETUP COULD
   SUPPORT SUSTAINED STORMS/SUPERCELLS AS MUCAPE INCREASES TO AOA 2000
   J/KG.  WITH THE CONVECTION EXPECTED TO REMAIN ELEVATED...THE MAIN
   ASSOCIATED SVR THREAT SHOULD BE LARGE HAIL...AND POSSIBLY A COUPLE
   SPOTS OF LOCALLY DMGG WIND.
   
   ..CORFIDI.. 05/01/2011
   
   
   ATTN...WFO...FWD...OUN...SJT...
   
   LAT...LON   31549949 32050002 32859973 33599865 33759717 33629566
               32679572 32129633 31539876 31549949