WTPN31 PGTW 251500 1. TROPICAL STORM 12W (FENGSHEN) WARNING NR 046 02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE --- WARNING POSITION: 251200Z0 --- NEAR 30.6N9 130.9E3 MOVEMENT PAST SIX HOURS - 290 DEGREES AT 14 KTS POSITION ACCURATE TO WITHIN 040 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT RADIUS OF 050 KT WINDS - 070 NM NORTHEAST QUADRANT OVER WATER 050 NM SOUTHEAST QUADRANT 050 NM SOUTHWEST QUADRANT 070 NM NORTHWEST QUADRANT OVER WATER RADIUS OF 034 KT WINDS - 180 NM NORTHEAST QUADRANT OVER WATER 140 NM SOUTHEAST QUADRANT 150 NM SOUTHWEST QUADRANT 180 NM NORTHWEST QUADRANT OVER WATER REPEAT POSIT: 30.6N9 130.9E3 --- FORECASTS: 12 HRS, VALID AT: 260000Z8 --- 31.5N9 128.2E3 MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT RADIUS OF 034 KT WINDS - 155 NM NORTHEAST QUADRANT OVER WATER 130 NM SOUTHEAST QUADRANT 130 NM SOUTHWEST QUADRANT 165 NM NORTHWEST QUADRANT OVER WATER VECTOR TO 24 HR POSIT: 295 DEG/ 12 KTS --- 24 HRS, VALID AT: 261200Z1 --- 32.4N9 125.7E5 MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT RADIUS OF 034 KT WINDS - 150 NM NORTHEAST QUADRANT 105 NM SOUTHEAST QUADRANT 105 NM SOUTHWEST QUADRANT 150 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 300 DEG/ 12 KTS --- 36 HRS, VALID AT: 270000Z9 --- 33.5N1 123.2E8 MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT RADIUS OF 034 KT WINDS - 140 NM NORTHEAST QUADRANT OVER WATER 105 NM SOUTHEAST QUADRANT 105 NM SOUTHWEST QUADRANT 140 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 300 DEG/ 14 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 271200Z2 --- 34.9N6 120.4E7 MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER VECTOR TO 72 HR POSIT: 320 DEG/ 14 KTS --- 72 HRS, VALID AT: 281200Z3 --- 39.1N3 115.5E2 MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND --- REMARKS: 251500Z3 POSITION NEAR 30.8N1 130.2E6. TROPICAL STORM (TS) 12W (FENGSHEN), LOCATED APPROXIMATELY 160 NM SOUTHEAST OF SASEBO, JAPAN, HAS TRACKED WEST-NORTHWESTWARD AT 14 KNOTS OVER THE PAST SIX HOURS. THE WARNING POSITION IS BASED ON 251130Z2 ENHANCED INFRARED SATELLITE IMAGERY. THE WARNING INTENSITY IS BASED ON SATELLITE CURRENT INTENSITY ESTIMATES OF 55 KNOTS. A 251226Z8 SSM/I PASS DEPICTS TIGHTLY CURVED RAIN BANDS WRAPPING INTO THE LOW LEVEL CIRCULATION CENTER. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 251200Z0 IS 14 FEET. REFER TO WWPW31 RJTX FOR ADDITIONAL SEA HEIGHT INFORMATION. NEXT WARNINGS AT 252100Z0, 260300Z1, 260900Z7 AND 261500Z4. REFER TO TROPICAL STORM 14W (FUNG-WONG) WARNINGS (WTPN33 PGTW) FOR SIX-HOURLY UPDATES.// NNNN