WTPN32 PGTW 231500 MSGID/GENADMIN/NAVPACMETOCCEN PEARL HARBOR HI// SUBJ/TROPICAL CYCLONE WARNING// RMKS/ 1. TYPHOON 12W (KROVANH) WARNING NR 030 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE --- WARNING POSITION: 231200Z8 --- NEAR 17.7N5 116.8E6 MOVEMENT PAST SIX HOURS - 275 DEGREES AT 11 KTS POSITION ACCURATE TO WITHIN 060 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 070 KT, GUSTS 085 KT RADIUS OF 050 KT WINDS - 050 NM NORTHEAST QUADRANT 050 NM SOUTHEAST QUADRANT 050 NM SOUTHWEST QUADRANT 040 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 080 NM NORTHEAST QUADRANT 100 NM SOUTHEAST QUADRANT 100 NM SOUTHWEST QUADRANT 100 NM NORTHWEST QUADRANT REPEAT POSIT: 17.7N5 116.8E6 --- FORECASTS: 12 HRS, VALID AT: 240000Z6 --- 18.4N3 114.5E1 MAX SUSTAINED WINDS - 080 KT, GUSTS 100 KT RADIUS OF 050 KT WINDS - 050 NM RADIUS OF 034 KT WINDS - 100 NM NORTHEAST QUADRANT 090 NM SOUTHEAST QUADRANT 090 NM SOUTHWEST QUADRANT 100 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 295 DEG/ 12 KTS --- 24 HRS, VALID AT: 241200Z9 --- 19.4N4 112.2E6 MAX SUSTAINED WINDS - 085 KT, GUSTS 105 KT RADIUS OF 050 KT WINDS - 055 NM NORTHEAST QUADRANT 055 NM SOUTHEAST QUADRANT 055 NM SOUTHWEST QUADRANT 055 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 110 NM NORTHEAST QUADRANT 080 NM SOUTHEAST QUADRANT 080 NM SOUTHWEST QUADRANT 110 NM NORTHWEST QUADRANT OVER WATER VECTOR TO 36 HR POSIT: 300 DEG/ 11 KTS --- 36 HRS, VALID AT: 250000Z7 --- 20.5N7 110.1E3 MAX SUSTAINED WINDS - 060 KT, GUSTS 075 KT RADIUS OF 050 KT WINDS - 045 NM NORTHEAST QUADRANT OVER WATER 045 NM SOUTHEAST QUADRANT OVER WATER 045 NM SOUTHWEST QUADRANT OVER WATER 045 NM NORTHWEST QUADRANT OVER WATER RADIUS OF 034 KT WINDS - 080 NM NORTHEAST QUADRANT OVER WATER 070 NM SOUTHEAST QUADRANT OVER WATER 070 NM SOUTHWEST QUADRANT OVER WATER 080 NM NORTHWEST QUADRANT OVER WATER VECTOR TO 48 HR POSIT: 295 DEG/ 11 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 251200Z0 --- 21.5N8 107.9E7 MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT RADIUS OF 034 KT WINDS - 080 NM NORTHEAST QUADRANT 060 NM SOUTHEAST QUADRANT 060 NM SOUTHWEST QUADRANT 080 NM NORTHWEST QUADRANT VECTOR TO 72 HR POSIT: 320 DEG/ 08 KTS --- 72 HRS, VALID AT: 261200Z1 --- 23.8N3 105.8E4 MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND --- REMARKS: 231500Z1 POSITION NEAR 17.9N7 116.2E0. TYPHOON (TY) 12W (KROVANH), LOCATED APPROXIMATELY 315 NM SOUTH- SOUTHEAST OF HONG KONG, CHINA HAS TRACKED WESTWARD AT 11 KNOTS OVER THE PAST 06 HOURS. THE WARNING POSITION IS BASED ON 231130Z0 ENHANCED INFRARED SATELLITE IMAGERY. THE WARNING INTENSITY IS BASED ON SATELLITE CURRENT INTENSITY ESTIMATES OF 55 AND 65 KNOTS. RECENT MICROWAVE IMAGERY SHOWS THAT DEEP CONVECTION AND ORGANIZATION CONTINUE TO IMPROVE ON TY 12W. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 231200Z8 IS 12 FEET. REFER TO WWPW31 RJTX FOR ADDITIONAL SEA HEIGHT INFORMATION. NEXT WARNINGS AT 232100Z8, 240300Z9, 240900Z5 AND 241500Z2.// NNNN