** WTPN31 PGTW 200300 *** MSGID/GENADMIN/NAVPACMETOCCEN PEARL HARBOR HI/JTWC// SUBJ/TROPICAL CYCLONE WARNING// RMKS/ 1. TROPICAL STORM 25W WARNING NR 007 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE --- WARNING POSITION: 200000Z --- NEAR 9.3N 110.1E MOVEMENT PAST SIX HOURS - 280 DEGREES AT 05 KTS POSITION ACCURATE TO WITHIN 060 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT REPEAT POSIT: 9.3N 110.1E --- FORECASTS: 12 HRS, VALID AT: 201200Z --- 9.6N 108.8E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER VECTOR TO 24 HR POSIT: 280 DEG/ 07 KTS --- 24 HRS, VALID AT: 210000Z --- 9.9N 107.4E MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER VECTOR TO 36 HR POSIT: 280 DEG/ 08 KTS --- 36 HRS, VALID AT: 211200Z --- 10.2N 105.9E MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND --- REMARKS: 200300Z POSITION NEAR 9.4N 109.8E. TROPICAL STORM (TS) 25W, LOCATED APPROXIMATELY 215 NM EAST-SOUTHEAST OF HO CHI MINH, VIETNAM, HAS TRACKED WESTWARD AT 05 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 200000Z IS 17 FEET. NEXT WARNINGS AT 200900Z, 201500Z, 202100Z AND 210300Z.// ** WTIO31 PGTW 200300 *** MSGID/GENADMIN/NAVPACMETOCCEN PEARL HARBOR HI/JTWC// SUBJ/TROPICAL CYCLONE WARNING// RMKS/ 1. TROPICAL CYCLONE 07B WARNING NR 008 01 ACTIVE TROPICAL CYCLONE IN NORTHIO MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE --- WARNING POSITION: 200000Z --- NEAR 11.1N 83.6E MOVEMENT PAST SIX HOURS - 065 DEGREES AT 02 KTS POSITION ACCURATE TO WITHIN 060 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT 040 NM SOUTHEAST QUADRANT 035 NM SOUTHWEST QUADRANT 050 NM NORTHWEST QUADRANT REPEAT POSIT: 11.1N 83.6E --- FORECASTS: 12 HRS, VALID AT: 201200Z --- 11.3N 83.7E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT RADIUS OF 034 KT WINDS - 040 NM NORTHEAST QUADRANT 035 NM SOUTHEAST QUADRANT 030 NM SOUTHWEST QUADRANT 040 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 015 DEG/ 02 KTS --- 24 HRS, VALID AT: 210000Z --- 11.7N 83.8E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT VECTOR TO 36 HR POSIT: 010 DEG/ 05 KTS --- 36 HRS, VALID AT: 211200Z --- 12.6N 84.0E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER VECTOR TO 48 HR POSIT: 025 DEG/ 07 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 220000Z --- 13.8N 84.6E MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER --- REMARKS: 200300Z POSITION NEAR 11.1N 83.6E. TROPICAL CYCLONE (TC) 07B, LOCATED APPROXIMATELY 230 NM EAST- SOUTHEAST OF MADRAS, INDIA, HAS TRACKED EAST-NORTHEASTWARD AT 02 KNOTS OVER THE PAST SIX HOURS. ANIMATED ENHANCED INFRARED SATELLITE IMAGERY DEPICTS CYCLING CONVECTION OVER A PARTIALLY EXPOSED LOW LEVEL CIRCULATION CENTER. TC 07B HAS DRIFTED SLOWLY EASTWARD OVER THE PAST 06 HOURS IN A WEAK STEERING ENVIRONMENT BETWEEN TWO MID- LEVEL STEERING RIDGES OVER THE ARABIAN SEA AND INDOCHINA. A DEEPENING MIDLATITUDE TROUGH CURRENTLY DIGGING INTO THE NORTHERN ARABIAN SEA WILL ERODE THE WESTERN STEERING RIDGE AND ENHANCE THE POLEWARD FLOW OF THE EASTERN STEERING RIDGE CAUSING TC 07B TO ACCELERATE POLEWARD LATE IN THE FORECAST PERIOD. THE CYCLONE WILL BEGIN TO DISSIPATE IN AN ENVIRONMENT OF INCREASING VERTICAL WIND SHEAR CREATED BY THE APPROACHING TROUGH. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 200000Z IS 20 FEET. NEXT WARNINGS AT 201500Z AND 210300Z.//