WTXS33 PGTW 120300 RRA

MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//

SUBJ/TROPICAL CYCLONE WARNING//

RMKS/

1. TROPICAL CYCLONE 05S (JOYCE) WARNING NR 010

   01 ACTIVE TROPICAL CYCLONE IN SOUTHIO

   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE

   WIND RADII VALID OVER OPEN WATER ONLY

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   WARNING POSITION:

   120000Z --- NEAR 19.5S 121.0E

     MOVEMENT PAST SIX HOURS - 215 DEGREES AT 10 KTS

     POSITION ACCURATE TO WITHIN 060 NM

     POSITION BASED ON CENTER LOCATED BY A COMBINATION OF

     SATELLITE, RADAR AND SYNOPTIC DATA

   PRESENT WIND DISTRIBUTION:

   MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   RADIUS OF 034 KT WINDS - 170 NM NORTHEAST QUADRANT

                            120 NM SOUTHEAST QUADRANT

                            080 NM SOUTHWEST QUADRANT

                            120 NM NORTHWEST QUADRANT

   REPEAT POSIT: 19.5S 121.0E

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   FORECASTS:

   12 HRS, VALID AT:

   121200Z --- 20.8S 120.0E

   MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   RADIUS OF 034 KT WINDS - 105 NM NORTHEAST QUADRANT

                            095 NM SOUTHEAST QUADRANT

                            085 NM SOUTHWEST QUADRANT

                            070 NM NORTHWEST QUADRANT

   VECTOR TO 24 HR POSIT: 215 DEG/ 11 KTS

    ---

   24 HRS, VALID AT:

   130000Z --- 22.5S 118.6E

   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND

   VECTOR TO 36 HR POSIT: 215 DEG/ 13 KTS

    ---

   36 HRS, VALID AT:

   131200Z --- 24.6S 117.0E

   MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT