WTPN32 PGTW 220300 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL DEPRESSION 18W (LINGLING) WARNING NR 012// RMKS/ 1. TROPICAL DEPRESSION 18W (LINGLING) WARNING NR 012 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 220000Z --- NEAR 32.1N 132.0E MOVEMENT PAST SIX HOURS - 060 DEGREES AT 06 KTS POSITION ACCURATE TO WITHIN 030 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER REPEAT POSIT: 32.1N 132.0E --- FORECASTS: 12 HRS, VALID AT: 221200Z --- 32.6N 133.1E MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER VECTOR TO 24 HR POSIT: 070 DEG/ 04 KTS --- 24 HRS, VALID AT: 230000Z --- 32.9N 134.1E MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER --- REMARKS: 220300Z POSITION NEAR 32.2N 132.3E. 22AUG25. TROPICAL DEPRESSION 18W (LINGLING), LOCATED APPROXIMATELY 131 NM EAST-SOUTHEAST OF SASEBO, JAPAN, HAS TRACKED EAST-NORTHEASTWARD AT 06 KNOTS OVER THE PAST SIX HOURS. ANIMATED MULTISPECTRAL SATELLITE IMAGERY DEPICTS 18W WITH A FULLY EXPOSED LOW LEVEL CIRCULATION CENTER UNDER EXTREMELY HIGH EASTERLY VERTICAL WIND SHEAR. MODELS SUGGEST SHEAR VALUES ARE UPWARDS OF 50 KTS. THE SYSTEM IS FORECAST TO TRACK EAST-NORTHEASTWARD AND WILL CONTINUE TO WEAKEN IN THE HIGHLY UNFAVORABLE ENVIRONMENT. MODELS ARE IN AGREEMENT THAT THE SYSTEM WILL FULLY DISSIPATE BY TAU 12. 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 220000Z IS 1006 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 220000Z IS 12 FEET.// NNNN