** WTIO31 PGTW 282100 *** MSGID/GENADMIN/NAVPACMETOCCEN PEARL HARBOR HI/JTWC// SUBJ/TROPICAL CYCLONE WARNING// RMKS/ IMMEDIATE DELIVERY REQ TO AMCONSUL CALCUTTA AND AMEMBASSY DHAKA 1. TROPICAL CYCLONE 02B (MALA) WARNING NR 010 01 ACTIVE TROPICAL CYCLONE IN NORTHIO MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE --- WARNING POSITION: 281800Z --- NEAR 16.3N 93.3E MOVEMENT PAST SIX HOURS - 040 DEGREES AT 09 KTS POSITION ACCURATE TO WITHIN 040 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 115 KT, GUSTS 140 KT RADIUS OF 064 KT WINDS - 030 NM NORTHEAST QUADRANT 030 NM SOUTHEAST QUADRANT 030 NM SOUTHWEST QUADRANT 030 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 050 NM NORTHEAST QUADRANT 050 NM SOUTHEAST QUADRANT 050 NM SOUTHWEST QUADRANT 050 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 090 NM NORTHEAST QUADRANT OVER WATER 100 NM SOUTHEAST QUADRANT OVER WATER 090 NM SOUTHWEST QUADRANT 090 NM NORTHWEST QUADRANT REPEAT POSIT: 16.3N 93.3E --- FORECASTS: 12 HRS, VALID AT: 290600Z --- 17.6N 94.5E MAX SUSTAINED WINDS - 085 KT, GUSTS 105 KT RADIUS OF 064 KT WINDS - 000 NM NORTHEAST QUADRANT 000 NM SOUTHEAST QUADRANT 010 NM SOUTHWEST QUADRANT 010 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 015 NM NORTHEAST QUADRANT 015 NM SOUTHEAST QUADRANT 030 NM SOUTHWEST QUADRANT 015 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 035 NM NORTHEAST QUADRANT OVER WATER 045 NM SOUTHEAST QUADRANT OVER WATER 080 NM SOUTHWEST QUADRANT OVER WATER 065 NM NORTHWEST QUADRANT OVER WATER VECTOR TO 24 HR POSIT: 030 DEG/ 07 KTS --- 24 HRS, VALID AT: 291800Z --- 18.8N 95.3E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND VECTOR TO 36 HR POSIT: 015 DEG/ 06 KTS --- 36 HRS, VALID AT: 300600Z --- 20.0N 95.7E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND --- REMARKS: 281800z POSITION NEAR 16.6E 93.6N. TROPICAL CYCLONE (TC) 02B (MALA), LOCATED APPROXIMATELY 170 NM WEST OF YANGON, MYANMAR, HAS TRACKED NORTHEASTWARD AT 09 KNOTS OVER THE PAST 06 HOURS. RECENT ANIMATED INFRARED IMAGERY AND UPPER AIR ANALYSIS REVEAL TC 02B HAS BEGUN TO LOSE STRENGTH IN A HIGHER VERTICAL WIND SHEAR ENVIRONMENT. ADDITIONAL LAND EFFECTS WILL FURTHER WEAKEN THE SYSTEM AS IT APPROACHES SATTHWA, MYANMAR. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 281800Z IS 35 FEET. NEXT WARNINGS AT 290900Z AND 292100Z.//