WTPN32 PGTW 212100 1. TROPICAL STORM 04W (CHEBI) WARNING NR 009 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE --- WARNING POSITION: 211800Z2 --- NEAR 17.1N9 124.7E4 MOVEMENT PAST SIX HOURS - 315 DEGREES AT 16 KTS POSITION ACCURATE TO WITHIN 060 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 060 KT, GUSTS 075 KT RADIUS OF 050 KT WINDS - 025 NM RADIUS OF 035 KT WINDS - 070 NM NORTHEAST QUADRANT 055 NM SOUTHEAST QUADRANT 055 NM SOUTHWEST QUADRANT 070 NM NORTHWEST QUADRANT REPEAT POSIT: 17.1N9 124.7E4 --- FORECASTS: 12 HRS, VALID AT: 220600Z0 --- 18.7N6 122.9E4 MAX SUSTAINED WINDS - 060 KT, GUSTS 075 KT RADIUS OF 050 KT WINDS - 025 NM RADIUS OF 035 KT WINDS - 080 NM NORTHEAST QUADRANT 065 NM SOUTHEAST QUADRANT 065 NM SOUTHWEST QUADRANT 080 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 310 DEG/ 11 KTS --- 24 HRS, VALID AT: 221800Z3 --- 20.2N4 121.1E5 MAX SUSTAINED WINDS - 065 KT, GUSTS 080 KT RADIUS OF 050 KT WINDS - 025 NM RADIUS OF 035 KT WINDS - 100 NM NORTHEAST QUADRANT 080 NM SOUTHEAST QUADRANT 080 NM SOUTHWEST QUADRANT 100 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 325 DEG/ 10 KTS --- 36 HRS, VALID AT: 230600Z1 --- 21.8N1 119.8E9 MAX SUSTAINED WINDS - 065 KT, GUSTS 080 KT RADIUS OF 050 KT WINDS - 050 NM NORTHEAST QUADRANT 050 NM SOUTHEAST QUADRANT 040 NM SOUTHWEST QUADRANT 040 NM NORTHWEST QUADRANT RADIUS OF 035 KT WINDS - 120 NM NORTHEAST QUADRANT OVER WATER 120 NM SOUTHEAST QUADRANT OVER WATER 100 NM SOUTHWEST QUADRANT 100 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 325 DEG/ 08 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 231800Z4 --- 23.2N7 118.8E8 MAX SUSTAINED WINDS - 075 KT, GUSTS 090 KT RADIUS OF 050 KT WINDS - 060 NM NORTHEAST QUADRANT 060 NM SOUTHEAST QUADRANT 045 NM SOUTHWEST QUADRANT 045 NM NORTHWEST QUADRANT RADIUS OF 035 KT WINDS - 135 NM NORTHEAST QUADRANT OVER WATER 135 NM SOUTHEAST QUADRANT OVER WATER 105 NM SOUTHWEST QUADRANT 105 NM NORTHWEST QUADRANT VECTOR TO 72 HR POSIT: 325 DEG/ 10 KTS --- 72 HRS, VALID AT: 241800Z5 --- 26.4N2 116.5E3 MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT --- REMARKS: 212100Z6 POSITION NEAR 17.5N3 124.3E0. TROPICAL STORM (TS) 04W, LOCATED APPROXIMATELY 160 NM SOUTHEAST OF PORT SAN VICENTE, HAS TRACKED NORTHWESTWARD AT 16 KNOTS DURING THE PAST SIX HOURS. THE WARNING POSITION IS BASED ON 211730Z4 INFRARED SATELLITE IMAGERY. THE WARNING INTENSITY IS BASED ON CURRENT INTENSITY ESTIMATES OF 55 AND 65 KNOTS. THE SYSTEM WILL TRACK GENERALLY NORTHWESTWARD AND INTENSIFY SLOWLY THROUGH THE 48 FORECAST PERIOD. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 211800Z2 IS 18 FEET. REFER TO WWPW31 RJTX FOR ADDITIONAL SEA HEIGHT INFORMATION. NEXT WARNINGS AT 220300Z7, 220900Z3, 221500Z0 AND 222100Z7.//