WTPN31 PGTW 081500 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL DEPRESSION 21W (TWENTYONE) WARNING NR 010// RMKS/ 1. TROPICAL DEPRESSION 21W (TWENTYONE) WARNING NR 010 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 081200Z --- NEAR 24.0N 147.4E MOVEMENT PAST SIX HOURS - 080 DEGREES AT 05 KTS POSITION ACCURATE TO WITHIN 020 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: 24.0N 147.4E --- FORECASTS: 12 HRS, VALID AT: 090000Z --- 25.9N 147.8E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 080 NM NORTHEAST QUADRANT 110 NM SOUTHEAST QUADRANT 000 NM SOUTHWEST QUADRANT 000 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 015 DEG/ 11 KTS --- 24 HRS, VALID AT: 091200Z --- 28.1N 148.4E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 090 NM NORTHEAST QUADRANT 100 NM SOUTHEAST QUADRANT 000 NM SOUTHWEST QUADRANT 000 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 020 DEG/ 13 KTS --- 36 HRS, VALID AT: 100000Z --- 30.6N 149.5E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 110 NM NORTHEAST QUADRANT 090 NM SOUTHEAST QUADRANT 020 NM SOUTHWEST QUADRANT 040 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 025 DEG/ 18 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 101200Z --- 33.8N 151.2E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 190 NM NORTHEAST QUADRANT 080 NM SOUTHEAST QUADRANT 030 NM SOUTHWEST QUADRANT 120 NM NORTHWEST QUADRANT VECTOR TO 72 HR POSIT: 020 DEG/ 22 KTS --- 72 HRS, VALID AT: 111200Z --- 42.1N 155.4E MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT WIND RADII VALID OVER OPEN WATER ONLY BECOMING EXTRATROPICAL RADIUS OF 050 KT WINDS - 060 NM NORTHEAST QUADRANT 030 NM SOUTHEAST QUADRANT 000 NM SOUTHWEST QUADRANT 030 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 280 NM NORTHEAST QUADRANT 230 NM SOUTHEAST QUADRANT 040 NM SOUTHWEST QUADRANT 160 NM NORTHWEST QUADRANT VECTOR TO 96 HR POSIT: 020 DEG/ 14 KTS --- LONG RANGE OUTLOOK: --- 96 HRS, VALID AT: 121200Z --- 47.2N 158.4E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY EXTRATROPICAL RADIUS OF 034 KT WINDS - 250 NM NORTHEAST QUADRANT 210 NM SOUTHEAST QUADRANT 100 NM SOUTHWEST QUADRANT 170 NM NORTHWEST QUADRANT --- REMARKS: 081500Z POSITION NEAR 24.5N 147.5E. 08OCT24. TROPICAL DEPRESSION 21W (TWENTYONE), LOCATED APPROXIMATELY 337 NM EAST OF IWO TO, HAS TRACKED EASTWARD AT 05 KNOTS OVER THE PAST SIX HOURS. MINIMUM CENTRAL PRESSURE AT 081200Z IS 1002 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 081200Z IS 14 FEET. NEXT WARNINGS AT 082100Z, 090300Z, 090900Z AND 091500Z.// NNNN