WTPN31 PGTW 072100 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL DEPRESSION 08W (EIGHT) WARNING NR 002// RMKS/ 1. TROPICAL DEPRESSION 08W (EIGHT) WARNING NR 002 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 071800Z --- NEAR 20.4N 106.4E MOVEMENT PAST SIX HOURS - 305 DEGREES AT 14 KTS POSITION ACCURATE TO WITHIN 060 NM POSITION BASED ON CENTER LOCATED BY A COMBINATION OF SATELLITE AND RADAR PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND REPEAT POSIT: 20.4N 106.4E --- FORECASTS: 12 HRS, VALID AT: 080600Z --- 20.7N 105.2E MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND VECTOR TO 24 HR POSIT: 290 DEG/ 04 KTS --- 24 HRS, VALID AT: 081800Z --- 21.0N 104.4E MAX SUSTAINED WINDS - 015 KT, GUSTS 025 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND --- REMARKS: 072100Z POSITION NEAR 20.5N 106.1E. 07JUL21. TROPICAL DEPRESSION 08W (EIGHT), LOCATED APPROXIMATELY 46 NM SOUTHEAST OF HANOI, VIETNAM, HAS TRACKED NORTHWESTWARD AT 14 KNOTS OVER THE PAST SIX HOURS. ANIMATED ENHANCED INFRARED SATELLITE IMAGERY DEPICTS SHEARED CONVECTION TO THE WEST OF A POORLY ORGANIZED LOW LEVEL CIRCULATION THAT IS NOW CROSSING OVER THE COAST OF VIETNAM. THE INITIAL POSITION IS PLACED SLIGHTLY WEST OF THE PGTW POSITION FIX AND THE INITIAL INTENSITY OF 20 KTS IS HEDGED SLIGHTLY LOWER THAN THE PGTW CURRENT INTENSITY ESTIMATE OF 1.0 (25 KTS). RECENT MICROWAVE IMAGERY SHOWS NO INDICATION OF ANY SIGNIFICANT CONVECTIVE STRUCTURE REMAINING. DUE TO LAND INTERACTION AND HIGH VERTICAL WIND SHEAR (>25 KTS), TD 08W HAS DISSIPATED AND IS FORECAST DECREASE TO 15 KTS WITHIN 24 HOURS. 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.// NNNN