000
WTNT80 EGRR 250600

 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC

 AND ATLANTIC

             GLOBAL MODEL DATA TIME 00UTC 25.08.2012

        TROPICAL STORM ISAAC      ANALYSED POSITION : 17.2N  72.2W

     ATCF IDENTIFIER : AL092012

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 00UTC 25.08.2012  17.2N  72.2W   INTENSE
 12UTC 25.08.2012  19.0N  73.7W   MODERATE    WEAKENING RAPIDLY
 00UTC 26.08.2012  21.9N  76.4W   MODERATE      LITTLE CHANGE
 12UTC 26.08.2012  23.2N  79.2W   MODERATE   INTENSIFYING SLIGHTLY
 00UTC 27.08.2012  23.8N  81.5W   MODERATE      LITTLE CHANGE
 12UTC 27.08.2012  25.0N  82.8W   MODERATE      LITTLE CHANGE
 00UTC 28.08.2012  26.1N  84.5W   MODERATE      LITTLE CHANGE
 12UTC 28.08.2012  27.7N  85.3W    STRONG   INTENSIFYING SLIGHTLY
 00UTC 29.08.2012  29.2N  85.3W   INTENSE   INTENSIFYING RAPIDLY
 12UTC 29.08.2012  31.1N  85.0W   INTENSE       LITTLE CHANGE
 00UTC 30.08.2012  32.7N  84.1W    STRONG     WEAKENING SLIGHTLY
 12UTC 30.08.2012  33.7N  82.8W   MODERATE    WEAKENING RAPIDLY
 00UTC 31.08.2012  34.1N  82.9W     WEAK      WEAKENING SLIGHTLY

             NEW TROPICAL STORM FORECAST TO DEVELOP AFTER  60 HOURS
                   FORECAST POSITION AT T+ 60 : 12.8N 105.1W

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 12UTC 27.08.2012  12.8N 105.1W     WEAK
 00UTC 28.08.2012  13.8N 109.7W     WEAK      INTENSIFYING SLIGHTLY
 12UTC 28.08.2012  15.9N 107.4W     WEAK      INTENSIFYING SLIGHTLY
 00UTC 29.08.2012  17.8N 115.1W     WEAK      INTENSIFYING SLIGHTLY
 12UTC 29.08.2012  17.9N 111.4W     WEAK         LITTLE CHANGE
 00UTC 30.08.2012  18.5N 112.9W     WEAK         LITTLE CHANGE
 12UTC 30.08.2012  18.5N 113.1W     WEAK      INTENSIFYING SLIGHTLY
 00UTC 29.08.2012  18.2N 114.0W     WEAK      INTENSIFYING SLIGHTLY

 THIS INFORMATION IS PROVIDED AS GUIDANCE FOR TROPICAL CYCLONE
 RSMCS. IT REQUIRES INTERPRETATION BY TROPICAL CYCLONE SPECIALISTS
 AND SHOULD NOT BE CONSIDERED AS A FINAL PRODUCT


 MET OFFICE, EXETER, UK

 TOO 250459