000
WTNT80 EGRR 061800

 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC

 AND ATLANTIC

             GLOBAL MODEL DATA TIME 12UTC 06.09.2009

             NEW TROPICAL STORM FORECAST TO DEVELOP AFTER  12 HOURS
                   FORECAST POSITION AT T+ 12 : 12.4N  18.7W

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 00UTC 07.09.2009  12.4N  18.7W     WEAK
 12UTC 07.09.2009  12.3N  21.5W     WEAK    INTENSIFYING SLIGHTLY
 00UTC 08.09.2009  12.7N  23.6W     WEAK     WEAKENING SLIGHTLY
 12UTC 08.09.2009  13.5N  26.3W     WEAK        LITTLE CHANGE
 00UTC 09.09.2009  14.3N  28.6W     WEAK        LITTLE CHANGE
 12UTC 09.09.2009  15.5N  30.5W     WEAK    INTENSIFYING SLIGHTLY
 00UTC 10.09.2009  16.7N  31.5W   MODERATE  INTENSIFYING SLIGHTLY
 12UTC 10.09.2009  17.9N  32.4W   MODERATE  INTENSIFYING SLIGHTLY
 00UTC 11.09.2009  19.3N  32.9W   MODERATE      LITTLE CHANGE
 12UTC 11.09.2009  19.7N  32.9W   MODERATE   WEAKENING SLIGHTLY
 00UTC 12.09.2009  20.0N  32.5W     WEAK     WEAKENING SLIGHTLY
 12UTC 12.09.2009  19.6N  32.5W     WEAK     WEAKENING SLIGHTLY

             NEW TROPICAL STORM FORECAST TO DEVELOP AFTER  60 HOURS
                   FORECAST POSITION AT T+ 60 : 15.4N 126.9W

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 00UTC 09.09.2009  15.4N 126.9W     WEAK
 12UTC 09.09.2009  18.0N 126.8W     WEAK        LITTLE CHANGE
 00UTC 10.09.2009  17.3N 127.5W     WEAK        LITTLE CHANGE
 12UTC 10.09.2009  17.6N 128.5W     WEAK     WEAKENING SLIGHTLY
 00UTC 11.09.2009        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 061639