SEL8
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 398
   NWS STORM PREDICTION CENTER NORMAN OK
   640 PM CDT FRI JUN 4 2004
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
   
          EASTERN OKLAHOMA PANHANDLE
          TEXAS PANHANDLE
   
   EFFECTIVE THIS FRIDAY EVENING FROM 640 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 55 STATUTE MILES
   EAST AND WEST OF A LINE FROM 135 MILES NORTH NORTHEAST OF AMARILLO
   TEXAS TO 60 MILES SOUTH OF AMARILLO 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 395...WW 396...WW 397...
   
   DISCUSSION...CLUSTER OF INTENSE CONVECTION OVER THE TX PANHANDLE
   WILL LIKELY MAINTAIN A POTENTIAL FOR DAMAGING WINDS AND LARGE HAIL
   FOR SEVERAL MORE HOURS AS IT PROPAGATES SOUTHEASTWARD INTO LOW LEVEL
   JET.
   
   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 30025.
   
   
   ...HART