UNCLAS //N03145// MSGID/GENADMIN/NAVPACMETOCCEN PEARL HARBOR HI// SUBJ/TROPICAL CYCLONE WARNING// RMKS/ WTPN32 PGTW 220900 1. TYPHOON 04W (CHAN-HOM) WARNING NR 014 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE --- WARNING POSITION: 220600Z0 --- NEAR 12.7N0 151.1E8 MOVEMENT PAST SIX HOURS - 005 DEGREES AT 09 KTS POSITION ACCURATE TO WITHIN 040 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 065 KT, GUSTS 080 KT RADIUS OF 050 KT WINDS - 025 NM RADIUS OF 034 KT WINDS - 070 NM NORTHEAST QUADRANT 120 NM SOUTHEAST QUADRANT 120 NM SOUTHWEST QUADRANT 100 NM NORTHWEST QUADRANT REPEAT POSIT: 12.7N0 151.1E8 --- FORECASTS: 12 HRS, VALID AT: 221800Z3 --- 14.4N9 151.0E7 MAX SUSTAINED WINDS - 075 KT, GUSTS 090 KT RADIUS OF 050 KT WINDS - 030 NM RADIUS OF 034 KT WINDS - 090 NM NORTHEAST QUADRANT 110 NM SOUTHEAST QUADRANT 110 NM SOUTHWEST QUADRANT 105 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 335 DEG/ 08 KTS --- 24 HRS, VALID AT: 230600Z1 --- 15.9N5 150.3E9 MAX SUSTAINED WINDS - 085 KT, GUSTS 105 KT RADIUS OF 050 KT WINDS - 030 NM RADIUS OF 034 KT WINDS - 100 NM NORTHEAST QUADRANT 105 NM SOUTHEAST QUADRANT 105 NM SOUTHWEST QUADRANT 105 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 340 DEG/ 08 KTS --- 36 HRS, VALID AT: 231800Z4 --- 17.4N2 149.8E2 MAX SUSTAINED WINDS - 095 KT, GUSTS 115 KT RADIUS OF 050 KT WINDS - 040 NM RADIUS OF 034 KT WINDS - 115 NM NORTHEAST QUADRANT 100 NM SOUTHEAST QUADRANT 100 NM SOUTHWEST QUADRANT 115 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 360 DEG/ 07 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 240600Z2 --- 18.7N6 149.8E2 MAX SUSTAINED WINDS - 100 KT, GUSTS 125 KT RADIUS OF 050 KT WINDS - 045 NM RADIUS OF 034 KT WINDS - 115 NM NORTHEAST QUADRANT 100 NM SOUTHEAST QUADRANT 100 NM SOUTHWEST QUADRANT 115 NM NORTHWEST QUADRANT VECTOR TO 72 HR POSIT: 030 DEG/ 09 KTS --- 72 HRS, VALID AT: 250600Z3 --- 21.9N2 151.6E3 MAX SUSTAINED WINDS - 100 KT, GUSTS 125 KT RADIUS OF 050 KT WINDS - 040 NM RADIUS OF 034 KT WINDS - 120 NM NORTHEAST QUADRANT 100 NM SOUTHEAST QUADRANT 100 NM SOUTHWEST QUADRANT 105 NM NORTHWEST QUADRANT --- REMARKS: 220900Z3 POSITION NEAR 13.1N5 151.1E8. TYPHOON (TY) 04W (CHAN-HOM), LOCATED APPROXIMATELY 370 NM EAST OF GUAM, HAS TRACKED NORTHWARD AT 09 KNOTS OVER THE PAST 06 HOURS. THE WARNING POSITION IS BASED ON 220530Z2 VISIBLE AND ENHANCED INFRARED SATELLITE IMAGERY AND AN AIR FORCE RECON FLIGHT FIX AT 220530Z2. THE WARNING INTENSITY IS BASED ON SATELLITE CURRENT INTENSITY ESTIMATES OF 65 KNOTS. ANIMATED VISIBLE AND RECENT MICROWAVE IMAGERY REVEAL A SPIRAL BAND CONTINUES TO BE PRESENT. THE LOW LEVEL CIRCULATION CENTER (LLCC) IS PARTIALLY EXPOSED WEST OF THE SPIRAL BAND AS IT CURVES IN TOWARD THE CENTER. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 220600Z0 IS 22 FEET. REFER TO WWPW30 RJTX FOR ADDITIONAL SEA HEIGHT INFORMATION. NEXT WARNINGS AT 221500Z0, 222100Z7, 230300Z8 AND 230900Z4. RELEASED BY LT BRYANT, USN.// NNNN