WTPN31 PGTW 130900 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL DEPRESSION 21W (TWENTYONE) WARNING NR 004// RMKS/ 1. TROPICAL DEPRESSION 21W (TWENTYONE) WARNING NR 004 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 130600Z --- NEAR 15.2N 152.7E MOVEMENT PAST SIX HOURS - 065 DEGREES AT 14 KTS POSITION ACCURATE TO WITHIN 015 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT WIND RADII VALID OVER OPEN WATER ONLY REPEAT POSIT: 15.2N 152.7E --- FORECASTS: 12 HRS, VALID AT: 131800Z --- 17.5N 154.7E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY VECTOR TO 24 HR POSIT: 020 DEG/ 20 KTS --- 24 HRS, VALID AT: 140600Z --- 21.3N 156.1E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 160 NM NORTHEAST QUADRANT 150 NM SOUTHEAST QUADRANT 010 NM SOUTHWEST QUADRANT 010 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 005 DEG/ 23 KTS --- 36 HRS, VALID AT: 141800Z --- 25.8N 156.7E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER VECTOR TO 48 HR POSIT: 010 DEG/ 25 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 150600Z --- 30.8N 157.7E MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER --- REMARKS: 130900Z POSITION NEAR 15.8N 153.2E. 13OCT22. TROPICAL DEPRESSION 21W (TWENTYONE), LOCATED APPROXIMATELY 399 NM EAST OF SAIPAN, HAS TRACKED EAST- NORTHEASTWARD AT 14 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 130600Z IS 10 FEET. NEXT WARNINGS AT 131500Z, 132100Z, 140300Z AND 140900Z.// NNNN