WTXS33 PGTW 121500 COR MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL CYCLONE WARNING CORRECTED// RMKS/ 1. TROPICAL CYCLONE 05S (JOYCE) WARNING NR 012A CORRECTED 01 ACTIVE TROPICAL CYCLONE IN SOUTHIO MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 121200Z --- NEAR 20.3S 119.8E MOVEMENT PAST SIX HOURS - 235 DEGREES AT 09 KTS POSITION ACCURATE TO WITHIN 020 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 105 NM NORTHEAST QUADRANT 105 NM SOUTHEAST QUADRANT 085 NM SOUTHWEST QUADRANT 080 NM NORTHWEST QUADRANT REPEAT POSIT: 20.3S 119.8E --- FORECASTS: 12 HRS, VALID AT: 130000Z --- 21.8S 118.4E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND RADIUS OF 034 KT WINDS - 105 NM NORTHEAST QUADRANT 090 NM SOUTHEAST QUADRANT 075 NM SOUTHWEST QUADRANT 050 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 215 DEG/ 13 KTS --- 24 HRS, VALID AT: 131200Z --- 23.9S 116.8E 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: 210 DEG/ 14 KTS --- 36 HRS, VALID AT: 140000Z --- 26.2S 115.2E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND --- REMARKS: 121500Z POSITION NEAR 20.7S 119.4E. TROPICAL CYCLONE 05S (JOYCE), LOCATED APPROXIMATELY 68 NM EAST OF PORT HEDLAND, AUSTRALIA, HAS TRACKED SOUTHWESTWARD AT 09 KNOTS OVER THE PAST SIX HOURS. ANIMATED ENHANCED INFRARED SATELLITE IMAGERY DEPICTS A SYSTEM NOW INLAND WITH STRONG CENTRAL CONVECTION AND BANDING FEATURES. THERE IS HIGH CONFIDENCE IN THE INITIAL POSITION WHICH IS BASED ON BOTH SATELLITE FIXES AND PORT HEDLAND RADAR IMAGERY SHOWING MODERATE TO HEAVY PRECIPITATION BANDS WITH A CENTRAL VORTEX JUST EAST OF THE STATION. THE INITIAL INTENSITY IS ASSESSED AT 45 KNOTS WHICH IS BASED ON AN APRF DVORAK ESTIMATE OF T3.0 (45 KNOTS) AND A SURFACE OBSERVATION FROM BEDOUT ISLAND REPORTING SUSTAINED WINDS OF 39 KNOTS FROM THE SOUTH-SOUTHWEST. A DEEP-LAYERED SUBTROPICAL RIDGE TO THE SOUTHEAST WILL STEER TC 05S ON A TRACK SOUTHWESTWARD OVER WESTERN AUSTRALIA. LAND INTERACTION WILL WEAKEN THE SYSTEM AND TC 05S WILL FULLY DISSIPATE OVER LAND BY TAU 36. DYNAMIC MODEL GUIDANCE IS IN VERY GOOD AGREEMENT LENDING HIGH CONFIDENCE TO THE JTWC FORECAST TRACK. THIS IS THE FINAL WARNING ON THIS SYSTEM BY THE JOINT TYPHOON WRNCEN PEARL HARBOR HI. THE SYSTEM WILL BE CLOSELY MONITORED FOR SIGNS OF REGENERATION. JUSTIFICATION FOR CORRECTION: CORRECTED SPELLING OF AUSTRALIA.//