000
WTNT80 EGRR 030408

 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC

 AND ATLANTIC

             GLOBAL MODEL DATA TIME 00UTC 03.10.2017

    TROPICAL STORM DEVELOPED IN THE MODEL ANALYSIS AT POSITION : 12.9N 128.2W

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 00UTC 03.10.2017  12.9N 128.2W     WEAK
 12UTC 03.10.2017  13.5N 126.1W     WEAK        LITTLE CHANGE
 00UTC 04.10.2017  13.6N 124.2W     WEAK        LITTLE CHANGE
 12UTC 04.10.2017  13.4N 122.6W     WEAK        LITTLE CHANGE
 00UTC 05.10.2017  12.9N 121.3W     WEAK        LITTLE CHANGE
 12UTC 05.10.2017  12.3N 120.2W     WEAK        LITTLE CHANGE
 00UTC 06.10.2017        BELOW TROPICAL STORM STRENGTH

             NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 108 HOURS
                   FORECAST POSITION AT T+108 : 33.5N  44.3W

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 12UTC 07.10.2017  33.5N  44.3W     WEAK
 00UTC 08.10.2017  33.1N  45.7W     WEAK        LITTLE CHANGE
 12UTC 08.10.2017  32.1N  47.6W     WEAK        LITTLE CHANGE
 00UTC 09.10.2017  30.7N  49.9W     WEAK        LITTLE CHANGE

             NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 114 HOURS
                   FORECAST POSITION AT T+114 : 29.2N  68.4W

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 00UTC 08.10.2017  28.6N  68.4W     WEAK    INTENSIFYING SLIGHTLY
 12UTC 08.10.2017  27.3N  68.2W     WEAK        LITTLE CHANGE
 00UTC 09.10.2017  25.9N  69.3W     WEAK        LITTLE CHANGE

             NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 120 HOURS
                   FORECAST POSITION AT T+120 : 25.6N  90.8W

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 00UTC 08.10.2017  25.6N  90.8W     WEAK
 12UTC 08.10.2017  28.0N  90.7W   MODERATE      LITTLE CHANGE
 00UTC 09.10.2017  29.9N  89.1W   MODERATE      LITTLE CHANGE

             NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 144 HOURS
                   FORECAST POSITION AT T+144 : 17.1N  48.7W

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 00UTC 09.10.2017  17.1N  48.7W     WEAK


 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 030408