WTIO31 PGTW 121500 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL CYCLONE 02B (PHAILIN) WARNING NR 015// RMKS/ 1. TROPICAL CYCLONE 02B (PHAILIN) WARNING NR 015 01 ACTIVE TROPICAL CYCLONE IN NORTHIO MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 121200Z --- NEAR 18.7N 85.3E MOVEMENT PAST SIX HOURS - 325 DEGREES AT 08 KTS POSITION ACCURATE TO WITHIN 020 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 120 KT, GUSTS 145 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 064 KT WINDS - 025 NM NORTHEAST QUADRANT 025 NM SOUTHEAST QUADRANT 025 NM SOUTHWEST QUADRANT 025 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 055 NM NORTHEAST QUADRANT 050 NM SOUTHEAST QUADRANT 050 NM SOUTHWEST QUADRANT 045 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 120 NM NORTHEAST QUADRANT 110 NM SOUTHEAST QUADRANT 110 NM SOUTHWEST QUADRANT 105 NM NORTHWEST QUADRANT REPEAT POSIT: 18.7N 85.3E --- FORECASTS: 12 HRS, VALID AT: 130000Z --- 20.2N 84.2E MAX SUSTAINED WINDS - 085 KT, GUSTS 105 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND VECTOR TO 24 HR POSIT: 330 DEG/ 09 KTS --- 24 HRS, VALID AT: 131200Z --- 21.8N 83.2E MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND VECTOR TO 36 HR POSIT: 340 DEG/ 09 KTS --- 36 HRS, VALID AT: 140000Z --- 23.4N 82.5E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND --- REMARKS: 121500Z POSITION NEAR 19.1N 85.0E. TROPICAL CYCLONE 02B (PHAILIN), LOCATED APPROXIMATELY 292 NM SOUTHWEST OF KOLKATA, INDIA, HAS TRACKED NORTHWESTWARD AT 08 KNOTS OVER THE PAST SIX HOURS. ANIMATED MULTISPECTRAL SATELLITE IMAGERY SHOWS THE EYE FEATURE FOR TC 02B HAS BEEN RAPIDLY DETERIORATING AS THE SYSTEM TRACKS TOWARDS THE COAST OF INDIA AND HAS RECENTLY BECOME CLOUD FILLED. DEEP CONVECTION ALONG THE NORTHERN HALF OF THE SYSTEM HAS DECREASED AS INTERACTION WITH THE COAST HAS DISRUPTED THE INFLOW. ADDITIONALLY, THERE APPEARS TO BE A SLIGHT WOBBLE IN THE TRACK OF TC 02B AS IT MOVES ALONG THE SOUTHWESTERN PERIPHERY OF A DEEP LAYERED SUBTROPICAL RIDGE TO THE NORTHEAST. TC 02B IS EXPECTED TO MAKE LANDFALL WITHIN THE NEXT SIX HOURS AS A SIGNIFICANT TROPICAL CYCLONE. ONCE THE SYSTEM IS OVER LAND, FRICTIONAL EFFECTS WILL QUICKLY START TO DISSIPATE THE LOW LEVEL CIRCULATION CENTER. COMPLETE DISSIPATION IS EXPECTED BY TAU 36. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 121200Z IS 42 FEET. NEXT WARNINGS AT 122100Z, 130300Z, 130900Z AND 131500Z.// NNNN