561 
WTNT80 EGRR 290402

 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC

 AND ATLANTIC

             GLOBAL MODEL DATA TIME 00UTC 29.09.2021

   TROPICAL DEPRESSION 91L        ANALYSED POSITION :  8.3N  31.4W

     ATCF IDENTIFIER : AL912021

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 00UTC 29.09.2021   8.3N  31.4W     WEAK
 12UTC 29.09.2021        BELOW TROPICAL STORM STRENGTH

   TROPICAL DEPRESSION 90L        ANALYSED POSITION :  8.2N  22.0W

     ATCF IDENTIFIER : AL902021

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 00UTC 29.09.2021   8.2N  22.0W     WEAK
 12UTC 29.09.2021   8.3N  23.3W     WEAK        LITTLE CHANGE
 00UTC 30.09.2021   8.6N  26.3W     WEAK        LITTLE CHANGE
 12UTC 30.09.2021   9.0N  28.4W     WEAK        LITTLE CHANGE
 00UTC 01.10.2021   9.7N  30.3W   MODERATE      LITTLE CHANGE
 12UTC 01.10.2021  10.8N  32.1W   MODERATE      LITTLE CHANGE
 00UTC 02.10.2021  12.0N  33.5W   MODERATE      LITTLE CHANGE
 12UTC 02.10.2021  13.5N  35.0W     WEAK     WEAKENING SLIGHTLY
 00UTC 03.10.2021  15.2N  36.7W     WEAK        LITTLE CHANGE
 12UTC 03.10.2021  17.2N  38.4W     WEAK        LITTLE CHANGE
 00UTC 04.10.2021  19.7N  39.9W     WEAK        LITTLE CHANGE
 12UTC 04.10.2021  23.1N  40.8W     WEAK        LITTLE CHANGE
 00UTC 05.10.2021  26.0N  41.1W     WEAK        LITTLE CHANGE

   TROPICAL DEPRESSION PETER      ANALYSED POSITION : 34.5N  58.0W

     ATCF IDENTIFIER : AL162021

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 00UTC 29.09.2021  34.5N  58.0W     WEAK
 12UTC 29.09.2021        BELOW TROPICAL STORM STRENGTH

             HURRICANE SAM        ANALYSED POSITION : 18.1N  55.2W

     ATCF IDENTIFIER : AL182021

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 00UTC 29.09.2021  18.1N  55.2W   INTENSE
 12UTC 29.09.2021  18.9N  56.4W    STRONG     WEAKENING RAPIDLY
 00UTC 30.09.2021  20.0N  57.7W   INTENSE       LITTLE CHANGE
 12UTC 30.09.2021  21.7N  59.3W    STRONG       LITTLE CHANGE
 00UTC 01.10.2021  23.9N  60.7W   INTENSE   INTENSIFYING SLIGHTLY
 12UTC 01.10.2021  26.8N  61.9W    STRONG       LITTLE CHANGE
 00UTC 02.10.2021  30.0N  61.9W   INTENSE       LITTLE CHANGE
 12UTC 02.10.2021  32.6N  60.8W   INTENSE       LITTLE CHANGE
 00UTC 03.10.2021  34.8N  59.1W   INTENSE       LITTLE CHANGE
 12UTC 03.10.2021  36.1N  57.0W   INTENSE       LITTLE CHANGE
 00UTC 04.10.2021  37.0N  55.3W   INTENSE       LITTLE CHANGE
 12UTC 04.10.2021  37.8N  52.5W   INTENSE       LITTLE CHANGE
 00UTC 05.10.2021  40.0N  48.6W   INTENSE       LITTLE CHANGE

             NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 108 HOURS
                   FORECAST POSITION AT T+108 : 12.7N 131.5W

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 12UTC 03.10.2021  12.7N 131.5W     WEAK
 00UTC 04.10.2021  12.8N 131.9W     WEAK        LITTLE CHANGE
 12UTC 04.10.2021  12.9N 131.1W     WEAK        LITTLE CHANGE
 00UTC 05.10.2021  13.3N 130.5W     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 290402