WTPN32 PGTW 212100 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL STORM 18W (EIGHTEEN) WARNING NR 005// RMKS/ 1. TROPICAL STORM 18W (EIGHTEEN) WARNING NR 005 02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 211800Z --- NEAR 21.0N 108.8E MOVEMENT PAST SIX HOURS - 360 DEGREES AT 02 KTS POSITION ACCURATE TO WITHIN 030 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 040 NM NORTHEAST QUADRANT 000 NM SOUTHEAST QUADRANT 000 NM SOUTHWEST QUADRANT 040 NM NORTHWEST QUADRANT REPEAT POSIT: 21.0N 108.8E --- FORECASTS: 12 HRS, VALID AT: 220600Z --- 21.2N 108.7E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 000 NM NORTHEAST QUADRANT 040 NM SOUTHEAST QUADRANT 040 NM SOUTHWEST QUADRANT 030 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 240 DEG/ 01 KTS --- 24 HRS, VALID AT: 221800Z --- 21.1N 108.5E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 000 NM NORTHEAST QUADRANT 030 NM SOUTHEAST QUADRANT 040 NM SOUTHWEST QUADRANT 020 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 195 DEG/ 02 KTS --- 36 HRS, VALID AT: 230600Z --- 20.8N 108.4E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 000 NM NORTHEAST QUADRANT 030 NM SOUTHEAST QUADRANT 040 NM SOUTHWEST QUADRANT 020 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 155 DEG/ 01 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 231800Z --- 20.6N 108.5E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY VECTOR TO 60 HR POSIT: 120 DEG/ 01 KTS --- 60 HRS, VALID AT: 240600Z --- 20.5N 108.7E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY VECTOR TO 72 HR POSIT: 090 DEG/ 01 KTS --- 72 HRS, VALID AT: 241800Z --- 20.5N 109.0E 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: 025 DEG/ 03 KTS --- LONG RANGE OUTLOOK: --- 96 HRS, VALID AT: 251800Z --- 21.5N 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: 212100Z POSITION NEAR 21.1N 108.8E. 21AUG26. TROPICAL STORM 18W (EIGHTEEN), LOCATED APPROXIMATELY 162 NM EAST OF HANOI, VIETNAM, HAS TRACKED NORTHWARD AT 02 KNOTS OVER THE PAST SIX HOURS. MINIMUM CENTRAL PRESSURE AT 211800Z IS 995 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 211800Z IS 12 FEET. NEXT WARNINGS AT 220300Z, 220900Z, 221500Z AND 222100Z. REFER TO TYPHOON 17W (SAUDEL) WARNINGS (WTPN31 PGTW) FOR SIX-HOURLY UPDATES.// NNNN