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   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 81
   NWS STORM PREDICTION CENTER NORMAN OK
   1205 PM EST FRI MAR 25 2005
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
   
          FLORIDA PENINSULA
          COASTAL WATERS
   
   EFFECTIVE THIS FRIDAY AFTERNOON AND EVENING FROM 1205 PM UNTIL 600
   PM EST.
   
   HAIL TO 2.5 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70
   MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
   
   THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 75
   STATUTE MILES EAST AND WEST OF A LINE FROM 60 MILES WEST NORTHWEST
   OF DAYTONA BEACH FLORIDA TO 65 MILES SOUTH SOUTHEAST OF AVON PARK
   FLORIDA.  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...THIS SEVERE THUNDERSTORM WATCH REPLACES
   SEVERE THUNDERSTORM WATCH NUMBER 79. WATCH NUMBER 79 WILL NOT BE
   IN EFFECT AFTER 1205 PM EST. CONTINUE...WW 80...
   
   DISCUSSION...STRONG/SEVERE THUNDERSTORMS NRN FL WILL CONTINUE AND
   DEVELOP SEWD INTO CENTRAL PENINSULA WHERE  AIRMASS HAS BECOME VERY
   UNSTABLE.  WITH MDT DEEP LAYER AND INTERACTION WITH SEA BREEZE
   FRONTS...POTENTIAL WILL CONTINUE FOR DEVELOPMENT OF SUPERCELLS WHICH
   WILL PRIMARILY ENHANCE LARGE HAIL/WIND DAMAGE THREAT.
   
   AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
   TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60
   KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550. MEAN STORM
   MOTION VECTOR 26025.
   
   
   ...HALES