000
WTNT80 EGRR 080600

 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC

 AND ATLANTIC

             GLOBAL MODEL DATA TIME 00UTC 08.09.2011

             HURRICANE KATIA      ANALYSED POSITION : 30.4N  69.8W

     ATCF IDENTIFIER : AL122011

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 00UTC 08.09.2011  30.4N  69.8W   INTENSE
 12UTC 08.09.2011  32.4N  70.5W   INTENSE   INTENSIFYING SLIGHTLY
 00UTC 09.09.2011  35.1N  69.5W   INTENSE   INTENSIFYING SLIGHTLY
 12UTC 09.09.2011  37.7N  67.6W   INTENSE       LITTLE CHANGE
 00UTC 10.09.2011  40.0N  62.1W   INTENSE   INTENSIFYING SLIGHTLY
 12UTC 10.09.2011  41.4N  52.8W   INTENSE    WEAKENING SLIGHTLY
 00UTC 11.09.2011  43.5N  40.7W   INTENSE       LITTLE CHANGE
 12UTC 11.09.2011        EXTRA-TROPICAL

        TROPICAL STORM MARIA      ANALYSED POSITION : 13.1N  45.2W

     ATCF IDENTIFIER : AL142011

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 00UTC 08.09.2011  13.1N  45.2W     WEAK
 12UTC 08.09.2011  13.5N  49.2W   MODERATE  INTENSIFYING SLIGHTLY
 00UTC 09.09.2011  13.8N  53.0W   MODERATE      LITTLE CHANGE
 12UTC 09.09.2011  14.6N  56.0W   MODERATE      LITTLE CHANGE
 00UTC 10.09.2011  15.6N  59.2W    STRONG   INTENSIFYING SLIGHTLY
 12UTC 10.09.2011  16.8N  62.4W    STRONG       LITTLE CHANGE
 00UTC 11.09.2011  17.9N  64.5W    STRONG   INTENSIFYING SLIGHTLY
 12UTC 11.09.2011  19.2N  66.9W    STRONG       LITTLE CHANGE
 00UTC 12.09.2011  20.5N  68.7W    STRONG   INTENSIFYING SLIGHTLY
 12UTC 12.09.2011  21.7N  70.8W    STRONG       LITTLE CHANGE
 00UTC 13.09.2011  22.8N  72.5W    STRONG       LITTLE CHANGE
 12UTC 13.09.2011  24.0N  74.0W   INTENSE   INTENSIFYING SLIGHTLY
 00UTC 14.09.2011  25.2N  75.1W   INTENSE   INTENSIFYING SLIGHTLY

        TROPICAL STORM NATE       ANALYSED POSITION : 20.4N  92.7W

     ATCF IDENTIFIER : AL152011

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 00UTC 08.09.2011  20.4N  92.7W     WEAK
 12UTC 08.09.2011  20.5N  92.2W   MODERATE  INTENSIFYING SLIGHTLY
 00UTC 09.09.2011  21.0N  92.2W    STRONG   INTENSIFYING RAPIDLY
 12UTC 09.09.2011  21.7N  92.3W   INTENSE   INTENSIFYING RAPIDLY
 00UTC 10.09.2011  22.4N  92.7W   INTENSE       LITTLE CHANGE
 12UTC 10.09.2011  23.1N  93.3W   INTENSE       LITTLE CHANGE
 00UTC 11.09.2011  23.3N  94.3W   INTENSE   INTENSIFYING SLIGHTLY
 12UTC 11.09.2011  23.1N  95.4W   INTENSE       LITTLE CHANGE
 00UTC 12.09.2011  22.6N  96.6W   INTENSE   INTENSIFYING SLIGHTLY
 12UTC 12.09.2011  22.2N  97.6W   INTENSE   INTENSIFYING SLIGHTLY
 00UTC 13.09.2011  22.0N  98.8W   MODERATE   WEAKENING RAPIDLY
 12UTC 13.09.2011        BELOW TROPICAL STORM STRENGTH


 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 080449