WTPN51 PGTW 142100 WARNING ATCG MIL 20W NWP 150914200948 2015091418 20W TWENTY 001 02 325 10 SATL 040 T000 171N 1519E 025 T012 180N 1512E 030 T024 188N 1501E 035 T036 196N 1487E 045 R034 065 NE QD 060 SE QD 060 SW QD 065 NW QD T048 206N 1466E 055 R050 030 NE QD 030 SE QD 030 SW QD 030 NW QD R034 090 NE QD 080 SE QD 080 SW QD 090 NW QD T072 227N 1435E 080 R064 030 NE QD 030 SE QD 030 SW QD 030 NW QD R050 050 NE QD 050 SE QD 050 SW QD 050 NW QD R034 125 NE QD 120 SE QD 115 SW QD 120 NW QD T096 258N 1423E 105 T120 294N 1440E 100 AMP 120HR BECOMING EXTRATROPICAL SUBJ: TROPICAL DEPRESSION 20W (TWENTY) WARNING NR 001 1. TROPICAL DEPRESSION 20W (TWENTY) WARNING NR 001 02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 141800Z --- NEAR 17.1N 151.9E MOVEMENT PAST SIX HOURS - 325 DEGREES AT 10 KTS POSITION ACCURATE TO WITHIN 040 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT WIND RADII VALID OVER OPEN WATER ONLY REPEAT POSIT: 17.1N 151.9E --- FORECASTS: 12 HRS, VALID AT: 150600Z --- 18.0N 151.2E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY VECTOR TO 24 HR POSIT: 310 DEG/ 07 KTS --- 24 HRS, VALID AT: 151800Z --- 18.8N 150.1E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY VECTOR TO 36 HR POSIT: 300 DEG/ 08 KTS --- 36 HRS, VALID AT: 160600Z --- 19.6N 148.7E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 065 NM NORTHEAST QUADRANT 060 NM SOUTHEAST QUADRANT 060 NM SOUTHWEST QUADRANT 065 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 295 DEG/ 11 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 161800Z --- 20.6N 146.6E MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT 030 NM SOUTHEAST QUADRANT 030 NM SOUTHWEST QUADRANT 030 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 090 NM NORTHEAST QUADRANT 080 NM SOUTHEAST QUADRANT 080 NM SOUTHWEST QUADRANT 090 NM NORTHWEST QUADRANT VECTOR TO 72 HR POSIT: 305 DEG/ 09 KTS --- 72 HRS, VALID AT: 171800Z --- 22.7N 143.5E MAX SUSTAINED WINDS - 080 KT, GUSTS 100 KT WIND RADII VALID OVER OPEN WATER ONLY 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 - 125 NM NORTHEAST QUADRANT 120 NM SOUTHEAST QUADRANT 115 NM SOUTHWEST QUADRANT 120 NM NORTHWEST QUADRANT VECTOR TO 96 HR POSIT: 340 DEG/ 08 KTS --- LONG RANGE OUTLOOK: --- 96 HRS, VALID AT: 181800Z --- 25.8N 142.3E MAX SUSTAINED WINDS - 105 KT, GUSTS 130 KT WIND RADII VALID OVER OPEN WATER ONLY VECTOR TO 120 HR POSIT: 020 DEG/ 10 KTS --- 120 HRS, VALID AT: 191800Z --- 29.4N 144.0E MAX SUSTAINED WINDS - 100 KT, GUSTS 125 KT WIND RADII VALID OVER OPEN WATER ONLY BECOMING EXTRATROPICAL --- REMARKS: 142100Z POSITION NEAR 17.3N 151.7E. TROPICAL DEPRESSION 20W (TWENTY), LOCATED APPROXIMATELY 370 NM EAST-NORTHEAST OF SAIPAN, HAS TRACKED NORTHWESTWARD AT 10 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 141800Z IS 8 FEET. NEXT WARNINGS AT 150300Z, 150900Z, 151500Z AND 152100Z. // 2015091218 127N1534E 15 2015091300 129N1530E 15 2015091306 131N1526E 15 2015091312 133N1522E 15 2015091318 138N1520E 20 2015091400 145N1525E 15 2015091406 154N1528E 20 2015091412 163N1525E 20 2015091418 171N1519E 25 NNNN