WTPN31 PGTW 310900 1. TROPICAL DEPRESSION 11W (BOLAVEN) WARNING NR 027 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE --- WARNING POSITION: 310600Z0 --- NEAR 38.2N3 131.1E6 MOVEMENT PAST SIX HOURS - 025 DEGREES AT 25 KTS POSITION ACCURATE TO WITHIN 060 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT EXTRATROPICAL REPEAT POSIT: 38.2N3 131.1E6 --- FORECASTS: 12 HRS, VALID AT: 311800Z3 --- 42.6N2 134.7E5 MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT EXTRATROPICAL VECTOR TO 24 HR POSIT: 040 DEG/ 26 KTS --- 24 HRS, VALID AT: 010600Z7 --- 46.6N6 139.5E8 MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT EXTRATROPICAL VECTOR TO 36 HR POSIT: 055 DEG/ 27 KTS --- 36 HRS, VALID AT: 011800Z0 --- 49.5N8 146.3E4 MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT EXTRATROPICAL --- REMARKS: 310900Z3 POSITION NEAR 39.3N5 132.0E6. TROPICAL DEPRESSION (TD) 11W (BOLAVEN), LOCATED APPROXIMATELY 200 NM NORTH-NORTHEAST OF PUSAN, SOUTH KOREA, HAS TRACKED NORTH- NORTHEASTWARD AT 25 KNOTS DURING THE PAST 6 HOURS. THE WARNING POSITION IS BASED ON 310530Z2 VISIBLE AND INFRARED SATELLITE IMAGERY. THE WARNING INTENSITY IS BASED ON SATELLITE CURRENT INTENSITY ESTIMATES OF 25 AND 30 KNOTS. ANIMATED SATELLITE IMAGERY SHOWS THE CONVECTION BECOMING WEAK AND MORE ELONGATED OVER THE PAST 6 HOURS. ANIMATED WATER VAPOR IMAGERY DEPICTS TD 11W MERGING WITH A MID-LATITUDE TROUGH AND ACCELERATING NORTHEASTWARD. THE SYSTEM HAS COMPLETED EXTRATROPICAL TRANSITION. THIS IS THE FINAL TROPICAL CYCLONE WARNING ON THIS SYSTEM BY THE JOINT TYPHOON WARNING CENTER (NAVPACMETOCCEN). REFER TO NAVPACMETOCCEN YOKOSUKA (WWPW31 RJTX) FOR FUTURE GALE WARNINGS.// NNNN