825

FXXT13 EGRR 071558



  MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-WEST PACIFIC



             GLOBAL MODEL DATA TIME 1200UTC 07.09.2025



 SEVERE TROPICAL STORM TAPAH      ANALYSED POSITION : 19.9N 113.5E



                        LEAD                 CENTRAL     MAXIMUM WIND

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

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

    1200UTC 07.09.2025    0  19.9N 113.5E      997            36

    0000UTC 08.09.2025   12  21.7N 112.8E      996            36

    1200UTC 08.09.2025   24  23.4N 111.1E      998            22

    0000UTC 09.09.2025   36  24.2N 110.0E     1002            27

    1200UTC 09.09.2025   48              CEASED TRACKING



 TROPICAL CYCLONE DEVELOPED IN THE MODEL ANALYSIS AT POSITION : 35.4N 162.9E



                        LEAD                 CENTRAL     MAXIMUM WIND

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

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

    1200UTC 07.09.2025    0  35.4N 162.9E      997            36

    0000UTC 08.09.2025   12  35.8N 165.7E     1002            34

    1200UTC 08.09.2025   24  36.8N 168.7E     1006            31

    0000UTC 09.09.2025   36  38.1N 171.6E     1009            29

    1200UTC 09.09.2025   48  39.2N 174.7E     1013            26

    0000UTC 10.09.2025   60  40.0N 179.1E     1015            26

    1200UTC 10.09.2025   72  39.3N 176.7W     1017            22

    0000UTC 11.09.2025   84              CEASED TRACKING



       NEW TROPICAL CYCLONE FORECAST TO DEVELOP AFTER  60 HOURS

              FORECAST POSITION AT T+ 60 : 36.0N 134.4E



                        LEAD                 CENTRAL     MAXIMUM WIND

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

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

    0000UTC 10.09.2025   60  36.0N 134.4E     1007            31

    1200UTC 10.09.2025   72  38.3N 139.6E     1008            25

    0000UTC 11.09.2025   84  40.2N 146.1E     1010            38

    1200UTC 11.09.2025   96  42.2N 149.8E     1009            31

    0000UTC 12.09.2025  108  43.0N 154.0E     1009            33

    1200UTC 12.09.2025  120  44.0N 160.1E     1008            33

    0000UTC 13.09.2025  132  44.9N 171.2E     1008            29

    1200UTC 13.09.2025  144  45.4N 176.2W     1001            28

    0000UTC 14.09.2025  156  46.4N 169.0W      994            36

    1200UTC 14.09.2025  168  47.6N 163.5W      987            38





 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 071558