WTXS31 PGTW 181500 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL CYCLONE 29S (ERROL) WARNING NR 028// RMKS/ 1. TROPICAL CYCLONE 29S (ERROL) WARNING NR 028 01 ACTIVE TROPICAL CYCLONE IN SOUTHIO MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 181200Z --- NEAR 16.0S 124.5E MOVEMENT PAST SIX HOURS - 090 DEGREES AT 06 KTS POSITION ACCURATE TO WITHIN 060 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND REPEAT POSIT: 16.0S 124.5E --- FORECASTS: 12 HRS, VALID AT: 190000Z --- 16.1S 125.7E MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND --- REMARKS: 181500Z POSITION NEAR 16.0S 124.8E. 18APR25. TROPICAL CYCLONE 29S (ERROL), LOCATED APPROXIMATELY 174 NM NORTHEAST OF BROOME, AUSTRALIA, HAS TRACKED EASTWARD AT 06 KNOTS OVER THE PAST SIX HOURS. ANIMATED ENHANCED INFRARED SATELLITE IMAGERY DEPICTS A RAGGED, REMNANT VORTEX TRACKING INLAND. THE ENVIRONMENT IS ANALYZED TO BE HIGHLY UNFAVORABLE WITH STRONG (25-30 KTS) VERTICAL WIND SHEAR, SIGNIFICANT DRY AIR INTRUSION, AND TERRAIN INTERACTION. 29S IS FORECAST TO CONTINUE WEAKENING AS IT TRACKS FURTHER INLAND, AND NUMERICAL MODEL GUIDANCE SUPPORTS THE FORECAST WITH HIGH CONFIDENCE. 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. MINIMUM CENTRAL PRESSURE AT 181200Z IS 1002 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 181200Z IS 12 FEET.// NNNN