WTNT82 EGRR 310419



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



             GLOBAL MODEL DATA TIME 0000UTC 31.07.2017



   TROPICAL DEPRESSION HILARY     ANALYSED POSITION : 25.3N 127.8W



     ATCF IDENTIFIER : EP092017



                        LEAD                 CENTRAL     MAXIMUM WIND

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

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

    0000UTC 31.07.2017    0  25.3N 127.8W     1006            29

    1200UTC 31.07.2017   12  26.4N 130.4W     1009            24

    0000UTC 01.08.2017   24  27.0N 132.4W     1012            20

    1200UTC 01.08.2017   36              CEASED TRACKING



        TROPICAL STORM IRWIN      ANALYSED POSITION : 19.2N 125.6W



     ATCF IDENTIFIER : EP102017



                        LEAD                 CENTRAL     MAXIMUM WIND

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

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

    0000UTC 31.07.2017    0  19.2N 125.6W      996            41

    1200UTC 31.07.2017   12  21.6N 126.4W     1002            36

    0000UTC 01.08.2017   24  23.9N 127.5W     1007            30

    1200UTC 01.08.2017   36  25.7N 128.5W     1009            25

    0000UTC 02.08.2017   48  27.1N 129.6W     1011            22

    1200UTC 02.08.2017   60  27.8N 130.5W     1012            18

    0000UTC 03.08.2017   72  28.3N 130.4W     1013            17

    1200UTC 03.08.2017   84              CEASED TRACKING



       NEW TROPICAL CYCLONE FORECAST TO DEVELOP AFTER  12 HOURS

              FORECAST POSITION AT T+ 12 : 27.3N  83.6W



                        LEAD                 CENTRAL     MAXIMUM WIND

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

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

    1200UTC 31.07.2017   12  27.3N  83.6W     1010            24

    0000UTC 01.08.2017   24  27.3N  82.5W     1010            26

    1200UTC 01.08.2017   36  28.4N  81.7W     1013            21

    0000UTC 02.08.2017   48  29.3N  80.6W     1013            25

    1200UTC 02.08.2017   60  31.2N  78.6W     1013            27

    0000UTC 03.08.2017   72  32.9N  76.0W     1012            30

    1200UTC 03.08.2017   84  34.1N  73.3W     1014            27

    0000UTC 04.08.2017   96  34.8N  70.2W     1015            22

    1200UTC 04.08.2017  108  36.3N  67.4W     1014            25

    0000UTC 05.08.2017  120  36.9N  66.3W     1013            23

    1200UTC 05.08.2017  132  37.5N  63.4W     1012            23

    0000UTC 06.08.2017  144  37.7N  60.8W     1012            22



       NEW TROPICAL CYCLONE FORECAST TO DEVELOP AFTER  18 HOURS

              FORECAST POSITION AT T+ 18 : 30.1N  76.5W



                        LEAD                 CENTRAL     MAXIMUM WIND

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

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

    0000UTC 01.08.2017   24  30.8N  75.8W     1013            22

    1200UTC 01.08.2017   36  32.7N  73.6W     1013            26

    0000UTC 02.08.2017   48  33.9N  70.9W     1015            25

    1200UTC 02.08.2017   60  34.9N  66.7W     1017            22

    0000UTC 03.08.2017   72              CEASED TRACKING



       NEW TROPICAL CYCLONE FORECAST TO DEVELOP AFTER 138 HOURS

              FORECAST POSITION AT T+138 : 38.4N  35.1W



                        LEAD                 CENTRAL     MAXIMUM WIND

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

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

    0000UTC 06.08.2017  144  38.8N  35.6W     1017            30





 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 310418