000
WTNT80 EGRR 171605

 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC

 AND ATLANTIC

             GLOBAL MODEL DATA TIME 12UTC 17.10.2017

             NEW TROPICAL STORM FORECAST TO DEVELOP AFTER  60 HOURS
                   FORECAST POSITION AT T+ 60 : 33.4N  63.5W

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 00UTC 20.10.2017  33.4N  63.5W     WEAK
 12UTC 20.10.2017  36.9N  58.1W     WEAK    INTENSIFYING SLIGHTLY
 00UTC 21.10.2017  41.5N  49.7W   MODERATE  INTENSIFYING RAPIDLY
 12UTC 21.10.2017  48.0N  41.7W    STRONG   INTENSIFYING RAPIDLY
 00UTC 22.10.2017  53.9N  36.0W   INTENSE   INTENSIFYING RAPIDLY
 12UTC 22.10.2017  POST-TROPICAL

             NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 132 HOURS
                   FORECAST POSITION AT T+132 : 28.2N  94.1W

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 00UTC 23.10.2017  28.2N  94.1W     WEAK
 12UTC 23.10.2017  29.6N  92.9W     WEAK        LITTLE CHANGE


 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.

 BULLETINS ARE NOW AVAILABLE WHICH PROVIDE EXPLICIT GUIDANCE
 ON CENTRAL PRESSURE AND MAXIMUM WIND SPEED.
 FOR FURTHER INFORMATION CONTACT TROPICAL_CYCLONES@METOFFICE.GOV.UK

 MET OFFICE, EXETER, UK

 TOO 171605