WTPN31 PGTW 051500 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL CYCLONE WARNING// RMKS/ 1. TROPICAL STORM 04W (MAYSAK) WARNING NR 039 02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 051200Z --- NEAR 17.7N 120.5E MOVEMENT PAST SIX HOURS - 305 DEGREES AT 13 KTS POSITION ACCURATE TO WITHIN 060 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 REPEAT POSIT: 17.7N 120.5E --- FORECASTS: 12 HRS, VALID AT: 060000Z --- 19.1N 118.5E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY VECTOR TO 24 HR POSIT: 315 DEG/ 07 KTS --- 24 HRS, VALID AT: 061200Z --- 20.1N 117.4E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY VECTOR TO 36 HR POSIT: 295 DEG/ 05 KTS --- 36 HRS, VALID AT: 070000Z --- 20.5N 116.5E 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 48 HR POSIT: 280 DEG/ 03 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 071200Z --- 20.6N 115.8E 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 72 HR POSIT: 215 DEG/ 04 KTS --- 72 HRS, VALID AT: 081200Z --- 19.2N 114.7E MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER --- REMARKS: 051500Z POSITION NEAR 18.0N 120.0E. TROPICAL STORM 04W (MAYSAK), LOCATED APPROXIMATELY 188 NM NORTH OF MANILA, PHILIPPINES, HAS TRACKED NORTHWESTWARD AT 13 KNOTS OVER THE PAST SIX HOURS. NEXT WARNINGS AT 052100Z, 060300Z, 060900Z AND 061500Z. REFER TO TROPICAL STORM 05W (HAISHEN) WARNINGS (WTPN32 PGTW) FOR SIX-HOURLY UPDATES. //