WTNT82 EGRR 021604



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



             GLOBAL MODEL DATA TIME 1200UTC 02.09.2017



             HURRICANE IRMA       ANALYSED POSITION : 18.9N  42.7W



     ATCF IDENTIFIER : AL112017



                        LEAD                 CENTRAL     MAXIMUM WIND

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

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

    1200UTC 02.09.2017    0  18.9N  42.7W      961            78

    0000UTC 03.09.2017   12  18.5N  45.6W      970            73

    1200UTC 03.09.2017   24  17.8N  48.0W      970            69

    0000UTC 04.09.2017   36  17.1N  50.2W      967            66

    1200UTC 04.09.2017   48  16.9N  52.2W      965            71

    0000UTC 05.09.2017   60  17.0N  54.3W      961            74

    1200UTC 05.09.2017   72  17.5N  56.7W      957            73

    0000UTC 06.09.2017   84  18.3N  58.9W      957            75

    1200UTC 06.09.2017   96  19.4N  61.4W      957            76

    0000UTC 07.09.2017  108  20.6N  64.0W      947            82

    1200UTC 07.09.2017  120  21.7N  66.5W      945            81

    0000UTC 08.09.2017  132  22.5N  68.7W      940            85

    1200UTC 08.09.2017  144  23.1N  70.4W      944            83



        TROPICAL STORM LIDIA      ANALYSED POSITION : 27.8N 113.6W



     ATCF IDENTIFIER : EP142017



                        LEAD                 CENTRAL     MAXIMUM WIND

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

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

    1200UTC 02.09.2017    0  27.8N 113.6W      995            48

    0000UTC 03.09.2017   12  28.9N 115.4W     1001            37

    1200UTC 03.09.2017   24  30.1N 117.2W     1007            31

    0000UTC 04.09.2017   36  31.2N 119.6W     1009            20

    1200UTC 04.09.2017   48  31.9N 120.9W     1010            25

    0000UTC 05.09.2017   60              CEASED TRACKING



       NEW TROPICAL CYCLONE FORECAST TO DEVELOP AFTER  78 HOURS

              FORECAST POSITION AT T+ 78 : 13.0N  35.2W



                        LEAD                 CENTRAL     MAXIMUM WIND

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

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

    0000UTC 06.09.2017   84  13.4N  36.3W     1011            30

    1200UTC 06.09.2017   96  14.5N  39.2W     1006            41

    0000UTC 07.09.2017  108  15.8N  41.9W     1000            46

    1200UTC 07.09.2017  120  17.1N  44.5W     1000            49

    0000UTC 08.09.2017  132  18.3N  46.4W      998            60

    1200UTC 08.09.2017  144  19.6N  47.9W     1001            53





 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 021604