923 
WTNT80 EGRR 220409

 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC

 AND ATLANTIC

             GLOBAL MODEL DATA TIME 00UTC 22.10.2023

             HURRICANE TAMMY      ANALYSED POSITION : 17.5N  61.5W

     ATCF IDENTIFIER : AL202023

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 00UTC 22.10.2023  17.5N  61.5W   MODERATE
 12UTC 22.10.2023  18.7N  62.4W     WEAK     WEAKENING SLIGHTLY
 00UTC 23.10.2023  19.8N  63.5W     WEAK        LITTLE CHANGE
 12UTC 23.10.2023  20.8N  63.7W     WEAK        LITTLE CHANGE
 00UTC 24.10.2023  21.7N  63.8W     WEAK        LITTLE CHANGE
 12UTC 24.10.2023  22.1N  63.5W     WEAK        LITTLE CHANGE
 00UTC 25.10.2023  21.2N  64.2W     WEAK        LITTLE CHANGE
 12UTC 25.10.2023  21.4N  63.3W     WEAK        LITTLE CHANGE
 00UTC 26.10.2023  21.7N  62.2W     WEAK        LITTLE CHANGE
 12UTC 26.10.2023  23.5N  61.7W   MODERATE      LITTLE CHANGE
 00UTC 27.10.2023  24.9N  61.7W   MODERATE      LITTLE CHANGE
 12UTC 27.10.2023  25.9N  63.7W   MODERATE      LITTLE CHANGE
 00UTC 28.10.2023  26.6N  66.8W   MODERATE      LITTLE CHANGE
 12UTC 28.10.2023  26.2N  69.4W   MODERATE      LITTLE CHANGE
 00UTC 29.10.2023  26.4N  71.2W   MODERATE      LITTLE CHANGE

        TROPICAL STORM NORMA      ANALYSED POSITION : 23.6N 109.7W

     ATCF IDENTIFIER : EP172023

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 00UTC 22.10.2023  23.6N 109.7W   MODERATE
 12UTC 22.10.2023  25.0N 109.4W   MODERATE      LITTLE CHANGE
 00UTC 23.10.2023  25.2N 108.9W   MODERATE   WEAKENING SLIGHTLY
 12UTC 23.10.2023        BELOW TROPICAL STORM STRENGTH

   TROPICAL DEPRESSION 91E        ANALYSED POSITION :  9.2N  96.5W

     ATCF IDENTIFIER : EP912023

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 00UTC 22.10.2023   9.2N  96.5W     WEAK
 12UTC 22.10.2023   9.7N  96.8W     WEAK        LITTLE CHANGE
 00UTC 23.10.2023  10.3N  96.6W     WEAK        LITTLE CHANGE
 12UTC 23.10.2023  10.5N  97.1W     WEAK        LITTLE CHANGE
 00UTC 24.10.2023  11.4N  97.2W     WEAK        LITTLE CHANGE
 12UTC 24.10.2023  12.3N  97.1W     WEAK        LITTLE CHANGE
 00UTC 25.10.2023  13.1N  97.4W     WEAK        LITTLE CHANGE
 12UTC 25.10.2023  13.6N  97.5W     WEAK        LITTLE CHANGE
 00UTC 26.10.2023  13.9N  97.5W     WEAK        LITTLE CHANGE
 12UTC 26.10.2023  13.9N  97.4W     WEAK        LITTLE CHANGE
 00UTC 27.10.2023  13.9N  97.7W     WEAK        LITTLE CHANGE
 12UTC 27.10.2023  13.4N  98.2W     WEAK        LITTLE CHANGE
 00UTC 28.10.2023  13.1N  98.6W     WEAK        LITTLE CHANGE
 12UTC 28.10.2023  12.8N  99.4W     WEAK        LITTLE CHANGE
 00UTC 29.10.2023  13.0N 100.5W     WEAK        LITTLE CHANGE

             NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 150 HOURS
                   FORECAST POSITION AT T+150 : 31.9N  33.8W

  VERIFYING TIME     POSITION     STRENGTH        TENDENCY
  --------------     --------     --------        --------
 12UTC 28.10.2023  31.1N  32.8W     WEAK     WEAKENING SLIGHTLY
 00UTC 29.10.2023  29.0N  30.4W     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 220409