WTPN32 PGTW 050900 MSGID/GENADMIN/NAVPACMETOCCEN PEARL HARBOR HI/JTWC// SUBJ/TROPICAL CYCLONE WARNING// RMKS/ 1. TYPHOON 09W (MATSA) WARNING NR 022 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE --- WARNING POSITION: 050600Z --- NEAR 26.6N 123.2E MOVEMENT PAST SIX HOURS - 345 DEGREES AT 08 KTS POSITION ACCURATE TO WITHIN 040 NM POSITION BASED ON CENTER LOCATED BY A COMBINATION OF SATELLITE AND RADAR PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 080 KT, GUSTS 100 KT RADIUS OF 064 KT WINDS - 035 NM NORTHEAST QUADRANT 035 NM SOUTHEAST QUADRANT 035 NM SOUTHWEST QUADRANT 035 NM NORTHWEST QUADRANT 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 - 180 NM NORTHEAST QUADRANT 180 NM SOUTHEAST QUADRANT 140 NM SOUTHWEST QUADRANT OVER WATER 150 NM NORTHWEST QUADRANT OVER WATER REPEAT POSIT: 26.6N 123.2E --- FORECASTS: 12 HRS, VALID AT: 051800Z --- 27.9N 122.3E MAX SUSTAINED WINDS - 075 KT, GUSTS 090 KT RADIUS OF 064 KT WINDS - 035 NM NORTHEAST QUADRANT 035 NM SOUTHEAST QUADRANT 035 NM SOUTHWEST QUADRANT 035 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 055 NM NORTHEAST QUADRANT 055 NM SOUTHEAST QUADRANT 055 NM SOUTHWEST QUADRANT 055 NM NORTHWEST QUADRANT OVER WATER RADIUS OF 034 KT WINDS - 165 NM NORTHEAST QUADRANT 165 NM SOUTHEAST QUADRANT 125 NM SOUTHWEST QUADRANT OVER WATER 135 NM NORTHWEST QUADRANT OVER WATER VECTOR TO 24 HR POSIT: 320 DEG/ 08 KTS --- 24 HRS, VALID AT: 060600Z --- 29.1N 121.2E MAX SUSTAINED WINDS - 065 KT, GUSTS 080 KT VECTOR TO 36 HR POSIT: 325 DEG/ 07 KTS --- 36 HRS, VALID AT: 061800Z --- 30.2N 120.3E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND VECTOR TO 48 HR POSIT: 325 DEG/ 06 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 070600Z --- 31.2N 119.5E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND VECTOR TO 72 HR POSIT: 345 DEG/ 05 KTS --- 72 HRS, VALID AT: 080600Z --- 33.0N 118.9E MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND --- REMARKS: 050900Z POSITION NEAR 26.9N 123.0E. TYPHOON (TY) 09W (MATSA), LOCATED APPROXIMATELY 135 NM NORTHEAST OF TAIPEI, TAIWAN, HAS TRACKED NORTH-NORTHWESTWARD AT 08 KNOTS OVER THE PAST SIX HOURS. RECENT ANIMATED SATELLITE IMAGERY INDICATES A SIGNIFICANT DECREASE IN DEEP CONVECTION OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 050600Z IS 33 FEET. NEXT WARNINGS AT 051500Z, 052100Z, 060300Z AND 060900Z.//