000
WTNT80 EGRR 011609

 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC

 AND ATLANTIC

             GLOBAL MODEL DATA TIME 12UTC 01.10.2017

             NEW TROPICAL STORM FORECAST TO DEVELOP AFTER   6 HOURS
                   FORECAST POSITION AT T+  6 : 37.0N  62.5W

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 00UTC 02.10.2017  37.7N  61.9W   MODERATE  INTENSIFYING SLIGHTLY
 12UTC 02.10.2017  38.4N  58.6W   MODERATE      LITTLE CHANGE
 00UTC 03.10.2017  39.5N  52.7W   MODERATE      LITTLE CHANGE
 12UTC 03.10.2017  44.7N  46.1W   MODERATE  INTENSIFYING SLIGHTLY
 00UTC 04.10.2017  44.4N  45.7W   MODERATE      LITTLE CHANGE
 12UTC 04.10.2017  45.9N  43.1W   MODERATE      LITTLE CHANGE
 00UTC 05.10.2017  47.1N  41.0W   MODERATE   WEAKENING SLIGHTLY
 12UTC 05.10.2017  48.2N  39.2W     WEAK     WEAKENING SLIGHTLY
 00UTC 06.10.2017        BELOW TROPICAL STORM STRENGTH

             NEW TROPICAL STORM FORECAST TO DEVELOP AFTER  30 HOURS
                   FORECAST POSITION AT T+ 30 : 11.4N 140.2W

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 00UTC 03.10.2017  11.5N 140.4W     WEAK     WEAKENING SLIGHTLY
 12UTC 03.10.2017  12.5N 140.1W     WEAK        LITTLE CHANGE
 00UTC 04.10.2017  13.0N 139.9W     WEAK        LITTLE CHANGE
 12UTC 04.10.2017  12.6N 139.9W     WEAK        LITTLE CHANGE
 00UTC 05.10.2017  11.9N 140.4W     WEAK        LITTLE CHANGE
 12UTC 05.10.2017  11.4N 141.0W     WEAK        LITTLE CHANGE
 00UTC 06.10.2017  11.1N 142.1W     WEAK        LITTLE CHANGE
 12UTC 06.10.2017  11.2N 143.4W     WEAK        LITTLE CHANGE
 00UTC 07.10.2017  11.5N 144.2W     WEAK        LITTLE CHANGE
 12UTC 07.10.2017  11.9N 144.5W     WEAK        LITTLE CHANGE

             NEW TROPICAL STORM FORECAST TO DEVELOP AFTER  48 HOURS
                   FORECAST POSITION AT T+ 48 : 12.2N 145.4W

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 12UTC 03.10.2017  12.2N 145.4W     WEAK
 00UTC 04.10.2017  12.5N 146.5W     WEAK        LITTLE CHANGE
 12UTC 04.10.2017  12.5N 147.9W     WEAK        LITTLE CHANGE
 00UTC 05.10.2017  12.2N 149.7W     WEAK        LITTLE CHANGE
 12UTC 05.10.2017  11.7N 152.3W     WEAK        LITTLE CHANGE
 00UTC 06.10.2017  11.3N 155.4W     WEAK        LITTLE CHANGE
 12UTC 06.10.2017        BELOW TROPICAL STORM STRENGTH

             NEW TROPICAL STORM FORECAST TO DEVELOP AFTER  96 HOURS
                   FORECAST POSITION AT T+ 96 : 18.9N 107.9W

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 12UTC 05.10.2017  18.9N 107.9W     WEAK
 00UTC 06.10.2017  19.5N 109.2W     WEAK        LITTLE CHANGE
 12UTC 06.10.2017  20.6N 110.4W     WEAK        LITTLE CHANGE
 00UTC 07.10.2017        BELOW TROPICAL STORM STRENGTH

             NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 120 HOURS
                   FORECAST POSITION AT T+120 : 30.0N  40.5W

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 12UTC 06.10.2017  30.0N  40.5W     WEAK
 00UTC 07.10.2017  28.9N  41.4W     WEAK        LITTLE CHANGE
 12UTC 07.10.2017  28.3N  41.5W     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 011609