FXXT11 EGRR 250401

  MET OFFICE TROPICAL CYCLONE GUIDANCE FOR SOUTH PACIFIC AND
                 SOUTH-EAST INDIAN OCEANS

             GLOBAL MODEL DATA TIME 0000UTC 25.12.2025

        TROPICAL STORM GRANT      ANALYSED POSITION : 12.2S  96.5E

                        LEAD                 CENTRAL     MAXIMUM WIND
      VERIFYING TIME    TIME   POSITION   PRESSURE (MB)  SPEED (KNOTS)
      --------------    ----   --------   -------------  -------------
    0000UTC 25.12.2025    0  12.2S  96.5E      998            39
    1200UTC 25.12.2025   12  12.1S  95.2E      998            38
    0000UTC 26.12.2025   24  11.9S  94.0E      999            40
    1200UTC 26.12.2025   36  11.7S  92.3E      997            40
    0000UTC 27.12.2025   48  11.7S  90.7E      998            38
    1200UTC 27.12.2025   60  11.9S  89.1E      999            36
    0000UTC 28.12.2025   72  12.6S  87.3E      998            40
    1200UTC 28.12.2025   84  13.5S  85.3E      998            40
    0000UTC 29.12.2025   96  14.0S  83.4E      999            42
    1200UTC 29.12.2025  108  14.4S  81.6E     1000            45
    0000UTC 30.12.2025  120  14.8S  79.9E     1002            43
    1200UTC 30.12.2025  132  15.2S  77.5E     1001            36
    0000UTC 31.12.2025  144  15.4S  75.2E     1001            37
    1200UTC 31.12.2025  156  15.8S  72.9E      999            39
    0000UTC 01.01.2026  168  16.2S  71.2E      998            36

       NEW TROPICAL CYCLONE FORECAST TO DEVELOP AFTER  48 HOURS
              FORECAST POSITION AT T+ 48 : 16.9S 136.4E

                        LEAD                 CENTRAL     MAXIMUM WIND
      VERIFYING TIME    TIME   POSITION   PRESSURE (MB)  SPEED (KNOTS)
      --------------    ----   --------   -------------  -------------
    0000UTC 27.12.2025   48  16.9S 136.4E     1001            28
    1200UTC 27.12.2025   60  17.0S 138.5E     1001            25
    0000UTC 28.12.2025   72  18.2S 138.9E     1001            26
    1200UTC 28.12.2025   84  19.0S 139.5E     1001            25
    0000UTC 29.12.2025   96  19.3S 139.6E     1000            26
    1200UTC 29.12.2025  108  19.2S 140.4E     1000            28
    0000UTC 30.12.2025  120  19.3S 139.5E     1001            22
    1200UTC 30.12.2025  132              CEASED TRACKING

       NEW TROPICAL CYCLONE FORECAST TO DEVELOP AFTER 132 HOURS
              FORECAST POSITION AT T+132 : 15.3S 166.6W

                        LEAD                 CENTRAL     MAXIMUM WIND
      VERIFYING TIME    TIME   POSITION   PRESSURE (MB)  SPEED (KNOTS)
      --------------    ----   --------   -------------  -------------
    1200UTC 30.12.2025  132  15.3S 166.6W      999            26
    0000UTC 31.12.2025  144  16.6S 166.1W     1000            30
    1200UTC 31.12.2025  156  18.9S 166.9W     1000            26
    0000UTC 01.01.2026  168  21.4S 168.2W     1001            28


 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 250400