WTPN31 PGTW 050900 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL STORM 21W (PEIPAH) WARNING NR 008// RMKS/ 1. TROPICAL STORM 21W (PEIPAH) WARNING NR 008 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 050600Z --- NEAR 34.9N 139.3E MOVEMENT PAST SIX HOURS - 070 DEGREES AT 30 KTS POSITION ACCURATE TO WITHIN 060 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY BECOMING EXTRATROPICAL RADIUS OF 034 KT WINDS - 030 NM NORTHEAST QUADRANT 120 NM SOUTHEAST QUADRANT 100 NM SOUTHWEST QUADRANT 020 NM NORTHWEST QUADRANT REPEAT POSIT: 34.9N 139.3E --- FORECASTS: 12 HRS, VALID AT: 051800Z --- 35.9N 146.4E MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT WIND RADII VALID OVER OPEN WATER ONLY BECOMING EXTRATROPICAL RADIUS OF 050 KT WINDS - 020 NM NORTHEAST QUADRANT 040 NM SOUTHEAST QUADRANT 030 NM SOUTHWEST QUADRANT 020 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 110 NM NORTHEAST QUADRANT 150 NM SOUTHEAST QUADRANT 170 NM SOUTHWEST QUADRANT 090 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 085 DEG/ 29 KTS --- 24 HRS, VALID AT: 060600Z --- 36.4N 153.5E MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT WIND RADII VALID OVER OPEN WATER ONLY EXTRATROPICAL RADIUS OF 050 KT WINDS - 020 NM NORTHEAST QUADRANT 040 NM SOUTHEAST QUADRANT 040 NM SOUTHWEST QUADRANT 020 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 200 NM NORTHEAST QUADRANT 180 NM SOUTHEAST QUADRANT 180 NM SOUTHWEST QUADRANT 150 NM NORTHWEST QUADRANT --- REMARKS: 050900Z POSITION NEAR 35.2N 141.1E. 05SEP25. TROPICAL STORM 21W (PEIPAH), LOCATED APPROXIMATELY 31 NM SOUTHWEST OF YOKOSUKA, JAPAN, HAS TRACKED EAST-NORTHEASTWARD AT 30 KNOTS OVER THE PAST SIX HOURS. MINIMUM CENTRAL PRESSURE AT 050600Z IS 992 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 050600Z IS 20 FEET. NEXT WARNINGS AT 051500Z, 052100Z AND 060300Z.// NNNN