SEL7
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 297
   NWS STORM PREDICTION CENTER NORMAN OK
   350 PM CDT WED MAY 26 2004
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
   
          PORTIONS OF WESTERN TEXAS
   
   EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 350 PM UNTIL
   1000 PM CDT.
   
   HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70
   MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
   
   THE SEVERE THUNDERSTORM WATCH AREA IS ALONG AND 80 STATUTE MILES
   NORTH AND SOUTH OF A LINE FROM 25 MILES SOUTH OF ALTUS OKLAHOMA TO
   30 MILES WEST OF MIDLAND TEXAS.
   
   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 294...WW 295...WW 296...
   
   DISCUSSION...THUNDERSTORM DEVELOPMENT IS EXPECTED LATE THIS
   AFTERNOON ALONG AND SOUTH OF A DRYLINE WHICH EXTENDS FROM SOUTHWEST
   TO NORTHEAST ACROSS WESTERN TEXAS AND THE FAR SOUTHERN TEXAS
   PANHANDLE. MODERATE INSTABILITY AND STRONG DEEP LAYER SHEAR WILL BE
   SUPPORTIVE OF ISOLATED SUPERCELLS. PRIMARY THREAT WILL BE VERY LARGE
   HAIL...WITH THE POTENTIAL FOR LOCALIZED DAMAGING WIND GUSTS THROUGH
   LATE THIS EVENING ACROSS THE WATCH AREA.
   
   AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
   TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60
   KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM
   MOTION VECTOR 23025.
   
   
   ...EVANS