000
WTNT80 EGRR 311800

 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC

 AND ATLANTIC

             GLOBAL MODEL DATA TIME 12UTC 31.08.2011

   TROPICAL DEPRESSION 08E        ANALYSED POSITION : 16.6N 102.5W

     ATCF IDENTIFIER : EP082011

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 12UTC 31.08.2011  16.6N 102.5W     WEAK
 00UTC 01.09.2011  17.4N 102.9W     WEAK        LITTLE CHANGE
 12UTC 01.09.2011  17.9N 104.9W     WEAK     WEAKENING SLIGHTLY
 00UTC 02.09.2011  19.5N 106.3W     WEAK      WEAKENING RAPIDLY
 12UTC 02.09.2011  20.5N 107.6W     WEAK        LITTLE CHANGE
 00UTC 03.09.2011        BELOW TROPICAL STORM STRENGTH

        TROPICAL STORM KATIA      ANALYSED POSITION : 13.9N  40.2W

     ATCF IDENTIFIER : AL122011

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 12UTC 31.08.2011  13.9N  40.2W   MODERATE
 00UTC 01.09.2011  14.7N  43.5W   MODERATE  INTENSIFYING SLIGHTLY
 12UTC 01.09.2011  15.1N  46.6W    STRONG   INTENSIFYING SLIGHTLY
 00UTC 02.09.2011  16.1N  49.1W    STRONG   INTENSIFYING SLIGHTLY
 12UTC 02.09.2011  17.2N  51.6W   INTENSE       LITTLE CHANGE
 00UTC 03.09.2011  18.4N  53.2W   INTENSE   INTENSIFYING SLIGHTLY
 12UTC 03.09.2011  19.3N  54.7W    STRONG     WEAKENING RAPIDLY
 00UTC 04.09.2011  20.1N  55.7W   INTENSE   INTENSIFYING SLIGHTLY
 12UTC 04.09.2011  20.8N  56.9W    STRONG    WEAKENING SLIGHTLY
 00UTC 05.09.2011  21.4N  58.1W    STRONG       LITTLE CHANGE
 12UTC 05.09.2011  22.1N  59.5W    STRONG       LITTLE CHANGE
 00UTC 06.09.2011  22.7N  60.9W   INTENSE   INTENSIFYING SLIGHTLY
 12UTC 06.09.2011  23.1N  62.4W   INTENSE    WEAKENING SLIGHTLY

             NEW TROPICAL STORM FORECAST TO DEVELOP AFTER  60 HOURS
                   FORECAST POSITION AT T+ 60 : 28.2N  93.4W

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 00UTC 03.09.2011  28.2N  93.4W     WEAK
 12UTC 03.09.2011  28.2N  92.7W     WEAK    INTENSIFYING SLIGHTLY
 00UTC 04.09.2011  28.0N  92.7W     WEAK        LITTLE CHANGE
 12UTC 04.09.2011  28.4N  92.2W   MODERATE  INTENSIFYING RAPIDLY
 00UTC 05.09.2011  28.0N  92.9W    STRONG   INTENSIFYING SLIGHTLY
 12UTC 05.09.2011  27.6N  92.7W    STRONG   INTENSIFYING SLIGHTLY
 00UTC 06.09.2011  27.1N  92.4W    STRONG       LITTLE CHANGE
 12UTC 06.09.2011  27.5N  92.9W   INTENSE   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 311717