SUBJ: TROPICAL CYCLONE WARNING WTPN31 PGTW 290900 1. TROPICAL DEPRESSION 34W WARNING NR 002 RELOCATED 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE --- WARNING POSITION: 290600Z7 --- NEAR 9.0N9 130.2E6 MOVEMENT PAST SIX HOURS - 350 DEGREES AT 07 KTS POSITION ACCURATE TO WITHIN 060 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT REPEAT POSIT: 9.0N9 130.2E6 --- FORECASTS: 12 HRS, VALID AT: 291800Z0 --- 10.4N5 130.1E5 MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT VECTOR TO 24 HR POSIT: 355 DEG/ 07 KTS --- 24 HRS, VALID AT: 300600Z9 --- 11.7N9 130.0E4 MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT RADIUS OF 035 KT WINDS - 050 NM EAST SEMICIRCLE 045 NM ELSEWHERE VECTOR TO 36 HR POSIT: 010 DEG/ 07 KTS --- 36 HRS, VALID AT: 301800Z2 --- 13.1N5 130.2E6 MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT RADIUS OF 035 KT WINDS - 075 NM EAST SEMICIRCLE 060 NM ELSEWHERE VECTOR TO 48 HR POSIT: 010 DEG/ 07 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 310600Z0 --- 14.5N0 130.5E9 MAX SUSTAINED WINDS - 060 KT, GUSTS 075 KT RADIUS OF 050 KT WINDS - 040 NM RADIUS OF 035 KT WINDS - 100 NM EAST SEMICIRCLE 075 NM ELSEWHERE VECTOR TO 72 HR POSIT: 035 DEG/ 04 KTS --- 72 HRS, VALID AT: 010600Z7 --- 16.0N7 131.5E0 MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT RADIUS OF 035 KT WINDS - 080 NM SOUTHEAST SEMICIRCLE 065 NM ELSEWHERE --- REMARKS: 290900Z0 POSITION NEAR 9.3N2 130.2E6. TROPICAL DEPRESSION (TD) 34W, LOCATED APPROXIMATELY 270 NM WEST-NORTHWEST OF PALAU, HAS TRACKED NORTHWARD AT 7 KNOTS OVER THE PAST 6 HOURS. JUSTIFICATION FOR RELOCATION: THE SYSTEM HAS BEEN RELOCATED 98 NM NORTH OF THE 290000Z1 POSITION BASED ON VISIBLE SATELLITE IMAGERY AND A 290143Z9 ERS-2 SCATTEROMETER PASS. THE WARNING POSITION IS BASED ON 290530Z9 VISIBLE AND INFRARED SATELLITE IMAGERY. THE WARNING INTENSITY IS BASED ON SATELLITE CURRENT INTENSITY ESTIMATES OF 25 KNOTS, AND SYNOPTIC DATA. ANIMATED SATELLITE IMAGERY DEPICTS LOOSELY ORGANIZED CONVECTION JUST NORTH OF A PARTIALLY-EXPOSED LOW-LEVEL CIRCULATION CENTER (LLCC). THE UW- CIMSS ANALYSIS INDICATES WEAK VERTICAL WIND SHEAR OVER THE AREA WITH GOOD OUTFLOW ALOFT. TD 34W IS FORECAST TO TRACK NORTHWARD UNDER THE STEERING INFLUENCE OF THE LOW TO MID-LEVEL RIDGE EAST OF THE SYSTEM THROUGH THE 48-HOUR FORECAST PERIOD. THE SYSTEM IS FORECAST TO INTENSIFY UNDER IMPROVING UPPER-LEVEL CONDITIONS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 290600Z7 IS 12 FEET. REFER TO WWPW30 RJTX FOR ADDITIONAL SEA HEIGHT INFORMATION. NEXT WARNINGS AT 291500Z7 (DTG 291351Z1), 292100Z4 (DTG 291951Z7), 300300Z6 (DTG 300151Z0) AND 300900Z2 (DTG 300751Z6).// NNNN