SEL7
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 127
   NWS STORM PREDICTION CENTER NORMAN OK
   535 PM CDT THU APR 29 2004
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
   
          SOUTHERN AND CENTRAL OKLAHOMA
          NORTHWEST TEXAS
   
   EFFECTIVE THIS THURSDAY AFTERNOON AND EVENING FROM 535 PM UNTIL
   1100 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 50 STATUTE MILES
   EAST AND WEST OF A LINE FROM 55 MILES NORTH NORTHEAST OF OKLAHOMA
   CITY OKLAHOMA TO 50 MILES SOUTHWEST OF ABILENE 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 124...WW 125...WW 126...
   
   DISCUSSION...STORM CLUSTER NOW NEAT CDS EXPECTED TO EVOLVE INTO A
   SMALL FORWARD-PROPAGATING MCS. ASSOCIATED BOWING SEGMENTS MAY
   PRODUCE DAMAGING WIND/HAIL.  FARTHER S...MORE ISOLATED ACTIVITY MAY
   POSE A THREAT FOR WIND/HAIL ALONG DRY LINE W OF ABI...WHERE ARRIVAL
   OF MID LEVEL MOISTURE /PER STLT DATA/ MAY FURTHER DEVELOPMENT OF
   SUSTAINED SURFACE-BASED STORMS.
   
   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 25035.
   
   
   ...CORFIDI