WTPN31 PGTW 201500 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL DEPRESSION 04W (FOUR) WARNING NR 004// RMKS/ 1. TROPICAL DEPRESSION 04W (FOUR) WARNING NR 004 02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 201200Z --- NEAR 16.3N 113.3E MOVEMENT PAST SIX HOURS - 300 DEGREES AT 09 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: 16.3N 113.3E --- FORECASTS: 12 HRS, VALID AT: 210000Z --- 17.1N 112.3E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT 040 NM SOUTHEAST QUADRANT 040 NM SOUTHWEST QUADRANT 040 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 330 DEG/ 08 KTS --- 24 HRS, VALID AT: 211200Z --- 18.5N 111.4E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT 040 NM SOUTHEAST QUADRANT 030 NM SOUTHWEST QUADRANT 050 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 320 DEG/ 07 KTS --- 36 HRS, VALID AT: 220000Z --- 19.5N 110.5E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 040 NM NORTHEAST QUADRANT 030 NM SOUTHEAST QUADRANT 030 NM SOUTHWEST QUADRANT 040 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 325 DEG/ 07 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 221200Z --- 20.6N 109.7E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER RADIUS OF 034 KT WINDS - 020 NM NORTHEAST QUADRANT 040 NM SOUTHEAST QUADRANT 040 NM SOUTHWEST QUADRANT 020 NM NORTHWEST QUADRANT VECTOR TO 72 HR POSIT: 330 DEG/ 04 KTS --- 72 HRS, VALID AT: 231200Z --- 22.0N 108.8E MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND --- REMARKS: 201500Z POSITION NEAR 16.5N 113.0E. 20JUL24. TROPICAL DEPRESSION 04W (FOUR), LOCATED APPROXIMATELY 289 NM EAST OF DA NANG, VIETNAM, HAS TRACKED WEST-NORTHWESTWARD AT 09 KNOTS OVER THE PAST SIX HOURS. MINIMUM CENTRAL PRESSURE AT 201200Z IS 999 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 201200Z IS 12 FEET. NEXT WARNINGS AT 202100Z, 210300Z, 210900Z AND 211500Z. REFER TO TROPICAL DEPRESSION 05W (GAEMI) WARNINGS (WTPN32 PGTW) FOR SIX-HOURLY UPDATES.// NNNN