SEVERE THUNDERSTORM WATCH NUMBER 301

   SEL1          URGENT - IMMEDIATE BROADCAST REQUESTED     SEVERE THUNDERSTORM WATCH NUMBER 301     NWS STORM PREDICTION CENTER NORMAN OK     225 PM MDT SAT MAY 26 2012          THE NWS STORM PREDICTION CENTER HAS ISSUED A     SEVERE THUNDERSTORM WATCH FOR PORTIONS OF                  SOUTHEAST NEW MEXICO            WEST TEXAS          EFFECTIVE THIS SATURDAY AFTERNOON AND EVENING FROM 225 PM UNTIL     900 PM MDT.          HAIL TO 1.5 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 75     MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.          THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 85     STATUTE MILES EAST AND WEST OF A LINE FROM 25 MILES NORTH     NORTHEAST OF CANNON AFB NEW MEXICO TO 60 MILES WEST SOUTHWEST OF     DRYDEN TEXAS.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE     ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU1).          REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE     FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH     AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR     THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS     AND POSSIBLE WARNINGS. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY     DO PRODUCE TORNADOES.          OTHER WATCH INFORMATION...CONTINUE...WW 300...          DISCUSSION...STRONGLY UNSTABLE AND DEEPLY MIXED BOUNDARY LAYER ALONG     AND EAST OF WEST TX/ERN NM DRYLINE WILL LIKELY AID TSTM DEVELOPMENT     OVER THE NEXT SEVERAL HOURS. THIS CONVECTION SHOULD INITIATE OVER     THE HIGHER TERRAIN OF FAR WEST TX AND NM IN THE NEXT 1-2 HOURS     BEFORE INCREASING IN COVERAGE INTO THE WRN PORTIONS OF THE TX PNHDL     BY EVENING. DEGREE OF INSTABILITY SHOULD SUPPORT VIGOROUS STORM     UPDRAFTS DESPITE RATHER AMBIGUOUS/NEUTRAL LARGE SCALE SUPPORT. SFC     TO 6KM VERTICAL SHEAR ON THE ORDER OF 25KT WITH POCKETS NEAR 30KT     SHOULD RESULT IN MARGINALLY ORGANIZED AND SOME PERSISTENT CELLS WITH     SEVERE HAIL POTENTIAL. HOT BOUNDARY LAYER WITH NEARLY DRY ADIABATIC     SUB-CLOUD LAPSE RATES WILL CONTRIBUTE TO DOWNBURST POTENTIAL FROM     SOME OF THE STRONGER OUTFLOW DOMINATE CELLS.          AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT     TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 65     KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM     MOTION VECTOR 23015.               ...CARBIN