WTPN31 PGTW 191500 1. TYPHOON 21W (VIPA) WARNING NR 011 03 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE --- WARNING POSITION: 191200Z3 --- NEAR 31.8N2 138.8E0 MOVEMENT PAST SIX HOURS - 025 DEGREES AT 10 KTS POSITION ACCURATE TO WITHIN 060 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 075 KT, GUSTS 090 KT RADIUS OF 050 KT WINDS - 025 NM RADIUS OF 035 KT WINDS - 095 NM NORTHEAST QUADRANT 095 NM SOUTHEAST QUADRANT 055 NM SOUTHWEST QUADRANT 055 NM NORTHWEST QUADRANT REPEAT POSIT: 31.8N2 138.8E0 --- FORECASTS: 12 HRS, VALID AT: 200000Z2 --- 33.8N4 140.1E6 MAX SUSTAINED WINDS - 075 KT, GUSTS 090 KT RADIUS OF 050 KT WINDS - 030 NM RADIUS OF 035 KT WINDS - 100 NM NORTHEAST QUADRANT 100 NM SOUTHEAST QUADRANT 065 NM SOUTHWEST QUADRANT 065 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 050 DEG/ 19 KTS --- 24 HRS, VALID AT: 201200Z5 --- 36.1N0 143.8E6 MAX SUSTAINED WINDS - 065 KT, GUSTS 080 KT BECOMING EXTRATROPICAL RADIUS OF 050 KT WINDS - 030 NM RADIUS OF 035 KT WINDS - 100 NM NORTHEAST QUADRANT 100 NM SOUTHEAST QUADRANT 065 NM SOUTHWEST QUADRANT 065 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 055 DEG/ 29 KTS --- 36 HRS, VALID AT: 210000Z3 --- 39.1N3 150.0E6 MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT BECOMING EXTRATROPICAL RADIUS OF 050 KT WINDS - 025 NM RADIUS OF 035 KT WINDS - 095 NM NORTHEAST QUADRANT 095 NM SOUTHEAST QUADRANT 060 NM SOUTHWEST QUADRANT 060 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 055 DEG/ 37 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 211200Z6 --- 43.0N7 158.5E9 MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT EXTRATROPICAL RADIUS OF 035 KT WINDS - 085 NM NORTHEAST QUADRANT 085 NM SOUTHEAST QUADRANT 050 NM SOUTHWEST QUADRANT 050 NM NORTHWEST QUADRANT --- REMARKS: 191500Z6 POSITION NEAR 32.3N8 139.1E4. TYPHOON (TY) 21W (VIPA), LOCATED APPROXIMATELY 235 NM SOUTH OF TOKYO, HAS TRACKED NORTH-NORTHEASTWARD AT 10 KNOTS DURING THE PAST SIX HOURS. THE WARNING POSITION IS BASED ON 191130Z5 INFRARED SATELLITE IMAGERY. THE WARNING INTENSITY IS BASED ON CURRENT INTENSITY ESTIMATES OF 75 KNOTS. ANIMATED SATELLITE IMAGERY DEPICTS AN 8 NM RAGGED CLOUD-FILLED EYE. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 191200Z3 IS 25 FEET. REFER TO WWPW31 RJTX FOR ADDITIONAL SEA HEIGHT INFORMATION. NEXT WARNINGS AT 192100Z3, 200300Z5, 200900Z1 AND 201500Z8. REFER TO TROPICAL DEPRESSION 20W (NARI) WARNINGS (WTPN32 PGTW) FOR SIX-HOURLY UPDATES. REFER TO TROPICAL STORM 22W WARNINGS (WTPN33 PGTW) FOR SIX-HOURLY UPDATES.//