000
WTNT80 EGRR 160400

 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC

 AND ATLANTIC

             GLOBAL MODEL DATA TIME 00UTC 16.10.2021

             NEW TROPICAL STORM FORECAST TO DEVELOP AFTER  12 HOURS
                   FORECAST POSITION AT T+ 12 : 30.1N  44.0W

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 12UTC 16.10.2021  30.1N  44.0W     WEAK
 00UTC 17.10.2021  32.7N  36.6W     WEAK        LITTLE CHANGE
 12UTC 17.10.2021  36.1N  29.9W   MODERATE      LITTLE CHANGE
 00UTC 18.10.2021        BELOW TROPICAL STORM STRENGTH

             NEW TROPICAL STORM FORECAST TO DEVELOP AFTER  96 HOURS
                   FORECAST POSITION AT T+ 96 : 10.9N 129.6W

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 00UTC 20.10.2021  10.9N 129.6W     WEAK
 12UTC 20.10.2021  10.8N 129.0W     WEAK        LITTLE CHANGE
 00UTC 21.10.2021  10.6N 128.7W     WEAK        LITTLE CHANGE
 12UTC 21.10.2021  10.4N 128.5W     WEAK        LITTLE CHANGE
 00UTC 22.10.2021        BELOW TROPICAL STORM STRENGTH

             NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 102 HOURS
                   FORECAST POSITION AT T+102 : 12.0N 136.1W

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 12UTC 20.10.2021  11.9N 136.2W     WEAK        LITTLE CHANGE
 00UTC 21.10.2021  12.2N 136.4W     WEAK        LITTLE CHANGE
 12UTC 21.10.2021  12.3N 136.7W     WEAK        LITTLE CHANGE
 00UTC 22.10.2021  12.1N 136.9W     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 160400