WTPN32 PGTW 220900 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL DEPRESSION 18W (NARRA) WARNING NR 007// RMKS/ 1. TROPICAL DEPRESSION 18W (NARRA) WARNING NR 007 02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC DOWNGRADED FROM TROPICAL STORM 18W MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 220600Z --- NEAR 21.1N 108.1E MOVEMENT PAST SIX HOURS - 225 DEGREES AT 01 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 REPEAT POSIT: 21.1N 108.1E --- FORECASTS: 12 HRS, VALID AT: 221800Z --- 20.9N 107.9E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY VECTOR TO 24 HR POSIT: 180 DEG/ 01 KTS --- 24 HRS, VALID AT: 230600Z --- 20.6N 107.9E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY VECTOR TO 36 HR POSIT: 165 DEG/ 02 KTS --- 36 HRS, VALID AT: 231800Z --- 20.3N 108.0E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY VECTOR TO 48 HR POSIT: 165 DEG/ 02 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 240600Z --- 19.9N 108.1E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY VECTOR TO 60 HR POSIT: 080 DEG/ 02 KTS --- 60 HRS, VALID AT: 241800Z --- 20.0N 108.6E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY VECTOR TO 72 HR POSIT: 040 DEG/ 04 KTS --- 72 HRS, VALID AT: 250600Z --- 20.6N 109.1E MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER VECTOR TO 96 HR POSIT: 015 DEG/ 03 KTS --- LONG RANGE OUTLOOK: --- 96 HRS, VALID AT: 260600Z --- 21.8N 109.5E MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND --- REMARKS: 220900Z POSITION NEAR 21.0N 108.1E. 22AUG26. TROPICAL DEPRESSION 18W (NARRA), LOCATED APPROXIMATELY 123 NM EAST OF HANOI, VIETNAM, HAS TRACKED SOUTHWESTWARD AT 01 KNOTS OVER THE PAST SIX HOURS. MINIMUM CENTRAL PRESSURE AT 220600Z IS 995 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 220600Z IS 12 FEET. NEXT WARNINGS AT 221500Z, 222100Z, 230300Z AND 230900Z. REFER TO TYPHOON 17W (SAUDEL) WARNINGS (WTPN31 PGTW) FOR SIX- HOURLY UPDATES.// NNNN