MESOSCALE DISCUSSION 0326
   NWS STORM PREDICTION CENTER NORMAN OK
   0143 PM CDT FRI MAR 23 2007
   
   AREAS AFFECTED...SWRN INTO S-CNTRL NM
   
   CONCERNING...SEVERE POTENTIAL...WATCH POSSIBLE 
   
   VALID 231843Z - 231945Z
   
   SCT TSTMS WILL CONTINUE THROUGH THE AFTERNOON AHEAD OF APPROACHING
   UPPER-LEVEL LOW OVER NRN SONORA. SEVERE POTENTIAL SHOULD REMAIN
   CONFINED TO DISCRETE CELLS WITH LARGE HAIL AS THE MAIN THREAT. AREA
   IS BEING MONITORED FOR A POSSIBLE WW.
   
   SCT TSTMS HAVE INITIATED ALONG THE CONTINENTAL DIVIDE FROM THE
   ANIMAS MTNS IN HIDALGO COUNTY TO THE MIMBRES MTNS IN NRN LUNA AND
   WRN SIERRA COUNTIES. ALTHOUGH INSTABILITY SHOULD REMAIN MODEST
   DURING THE AFTERNOON  /MLCAPES OF 500 TO 1000 J/KG/...EFFECTIVE BULK
   SHEAR OF 30 TO 50 KTS WILL SUPPORT SUPERCELL STRUCTURES. THIS HAS
   BEEN EVIDENCED BY RECENT ROTATIONAL SIGNATURES FROM EL PASO RADAR.
   GIVEN WEAK LOW-LEVEL WINDS /PER REGIONAL VAD PROFILERS AND SURFACE
   OBS/...LARGE HAIL WILL LIKELY BE THE MAIN SEVERE THREAT. WITH
   PRONOUNCED UPPER-LEVEL DIFFLUENCE IN THE LEFT EXIT REGION OF 100+ KT
   250 MB JET...OVERALL TSTM COVERAGE WILL INCREASE THROUGH THE
   AFTERNOON. AS SUCH...INITIALLY DISCRETE CELLS MAY TEND TO
   CONSOLIDATE INTO ONE OR MORE MULTICELLULAR CLUSTERS OVER TIME.
   
   ..GRAMS.. 03/23/2007
   
   
   ATTN...WFO...ABQ...EPZ...
   
   31430897 32420884 33270831 34120757 34470699 34460642
   34240569 33510529 32230561 31800643 31760811 31400824