000
WTNT80 EGRR 081800

 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC
 AND ATLANTIC

             GLOBAL MODEL DATA TIME 12UTC 08.09.2011

             HURRICANE KATIA      ANALYSED POSITION : 32.7N  70.1W

     ATCF IDENTIFIER : AL122011

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 12UTC 08.09.2011  32.7N  70.1W   INTENSE
 00UTC 09.09.2011  35.5N  69.3W   INTENSE   INTENSIFYING RAPIDLY
 12UTC 09.09.2011  37.9N  66.9W   INTENSE       LITTLE CHANGE
 00UTC 10.09.2011  40.4N  60.7W   INTENSE   INTENSIFYING SLIGHTLY
 12UTC 10.09.2011  42.3N  50.4W   INTENSE     WEAKENING RAPIDLY
 00UTC 11.09.2011  45.1N  37.4W   INTENSE       LITTLE CHANGE
 12UTC 11.09.2011  48.6N  24.1W    STRONG     WEAKENING RAPIDLY
 00UTC 12.09.2011  EXTRA-TROPICAL

        TROPICAL STORM MARIA      ANALYSED POSITION : 13.5N  50.1W

     ATCF IDENTIFIER : AL142011

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 12UTC 08.09.2011  13.5N  50.1W     WEAK
 00UTC 09.09.2011  12.9N  53.9W     WEAK        LITTLE CHANGE
 12UTC 09.09.2011  13.0N  57.5W   MODERATE  INTENSIFYING SLIGHTLY
 00UTC 10.09.2011  14.6N  60.3W   MODERATE      LITTLE CHANGE
 12UTC 10.09.2011  15.5N  63.0W    STRONG   INTENSIFYING SLIGHTLY
 00UTC 11.09.2011  17.0N  65.5W    STRONG       LITTLE CHANGE
 12UTC 11.09.2011  18.2N  67.8W    STRONG    WEAKENING SLIGHTLY
 00UTC 12.09.2011  19.6N  69.8W   INTENSE   INTENSIFYING SLIGHTLY
 12UTC 12.09.2011  20.7N  72.3W   INTENSE       LITTLE CHANGE
 00UTC 13.09.2011  21.7N  74.0W   INTENSE       LITTLE CHANGE
 12UTC 13.09.2011  22.6N  75.7W   INTENSE   INTENSIFYING SLIGHTLY
 00UTC 14.09.2011  24.0N  76.8W   INTENSE       LITTLE CHANGE
 12UTC 14.09.2011  25.9N  77.4W   INTENSE   INTENSIFYING RAPIDLY

        TROPICAL STORM NATE       ANALYSED POSITION : 20.1N  92.1W

     ATCF IDENTIFIER : AL152011

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 12UTC 08.09.2011  20.1N  92.1W   MODERATE
 00UTC 09.09.2011  20.2N  92.3W   MODERATE  INTENSIFYING SLIGHTLY
 12UTC 09.09.2011  20.7N  92.6W   INTENSE   INTENSIFYING RAPIDLY
 00UTC 10.09.2011  21.4N  93.4W   INTENSE   INTENSIFYING SLIGHTLY
 12UTC 10.09.2011  21.9N  94.3W   INTENSE       LITTLE CHANGE
 00UTC 11.09.2011  22.1N  95.4W   INTENSE   INTENSIFYING SLIGHTLY
 12UTC 11.09.2011  22.1N  96.8W   INTENSE   INTENSIFYING RAPIDLY
 00UTC 12.09.2011  22.2N  98.1W   INTENSE     WEAKENING RAPIDLY
 12UTC 12.09.2011        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 081649