WTNT82 EGRR 280406



  MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC



             GLOBAL MODEL DATA TIME 0000UTC 28.10.2017



        TROPICAL STORM 18L        ANALYSED POSITION : 17.7N  84.5W



     ATCF IDENTIFIER : AL182017



                        LEAD                 CENTRAL     MAXIMUM WIND

      VERIFYING TIME    TIME   POSITION   PRESSURE (MB)  SPEED (KNOTS)

      --------------    ----   --------   -------------  -------------

    0000UTC 28.10.2017    0  17.7N  84.5W     1007            23

    1200UTC 28.10.2017   12  19.5N  83.3W     1006            28

    0000UTC 29.10.2017   24  23.3N  81.0W     1003            31

    1200UTC 29.10.2017   36  26.0N  78.9W      999            35

    0000UTC 30.10.2017   48  30.5N  74.0W      991            46

    1200UTC 30.10.2017   60  37.9N  68.6W      986            60

    0000UTC 31.10.2017   72              CEASED TRACKING



        TROPICAL STORM SELMA      ANALYSED POSITION : 12.3N  89.1W



     ATCF IDENTIFIER : EP202017



                        LEAD                 CENTRAL     MAXIMUM WIND

      VERIFYING TIME    TIME   POSITION   PRESSURE (MB)  SPEED (KNOTS)

      --------------    ----   --------   -------------  -------------

    0000UTC 28.10.2017    0  12.3N  89.1W     1004            29

    1200UTC 28.10.2017   12  13.5N  88.5W     1008            24

    0000UTC 29.10.2017   24              CEASED TRACKING



       NEW TROPICAL CYCLONE FORECAST TO DEVELOP AFTER  90 HOURS

              FORECAST POSITION AT T+ 90 : 30.0N  39.3W



                        LEAD                 CENTRAL     MAXIMUM WIND

      VERIFYING TIME    TIME   POSITION   PRESSURE (MB)  SPEED (KNOTS)

      --------------    ----   --------   -------------  -------------

    0000UTC 01.11.2017   96  31.3N  38.3W     1007            33

    1200UTC 01.11.2017  108  31.7N  40.4W     1006            38

    0000UTC 02.11.2017  120  29.5N  43.4W     1002            35

    1200UTC 02.11.2017  132  29.3N  42.8W      997            43

    0000UTC 03.11.2017  144  30.2N  44.0W      993            44



       NEW TROPICAL CYCLONE FORECAST TO DEVELOP AFTER 138 HOURS

              FORECAST POSITION AT T+138 : 12.7N 119.1W



                        LEAD                 CENTRAL     MAXIMUM WIND

      VERIFYING TIME    TIME   POSITION   PRESSURE (MB)  SPEED (KNOTS)

      --------------    ----   --------   -------------  -------------

    0000UTC 03.11.2017  144  13.0N 119.0W     1008            21





 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.



 MET OFFICE, EXETER, UK



 TOO 280405