WTPN51 PGTW 230900 WARNING ATCG MIL 20W NWP 210923074300 2021092306 20W TWENTY 004 02 300 14 SATL 030 T000 130N 1447E 035 R034 015 NE QD 040 SE QD 025 SW QD 045 NW QD T012 140N 1423E 045 R034 110 NE QD 110 SE QD 020 SW QD 100 NW QD T024 150N 1404E 065 R064 010 NE QD 010 SE QD 010 SW QD 010 NW QD R050 040 NE QD 030 SE QD 020 SW QD 040 NW QD R034 140 NE QD 110 SE QD 040 SW QD 100 NW QD T036 161N 1387E 080 R064 010 NE QD 015 SE QD 015 SW QD 015 NW QD R050 050 NE QD 040 SE QD 030 SW QD 050 NW QD R034 160 NE QD 110 SE QD 060 SW QD 110 NW QD T048 171N 1373E 095 R064 020 NE QD 010 SE QD 000 SW QD 010 NW QD R050 060 NE QD 040 SE QD 030 SW QD 040 NW QD R034 160 NE QD 130 SE QD 080 SW QD 120 NW QD T072 193N 1349E 115 R064 070 NE QD 070 SE QD 035 SW QD 045 NW QD R050 080 NE QD 080 SE QD 050 SW QD 070 NW QD R034 140 NE QD 130 SE QD 100 SW QD 120 NW QD T096 223N 1325E 125 R064 080 NE QD 090 SE QD 070 SW QD 080 NW QD R050 100 NE QD 100 SE QD 090 SW QD 090 NW QD R034 160 NE QD 170 SE QD 130 SW QD 140 NW QD T120 247N 1313E 115 R064 070 NE QD 060 SE QD 050 SW QD 050 NW QD R050 090 NE QD 090 SE QD 080 SW QD 090 NW QD R034 180 NE QD 190 SE QD 160 SW QD 180 NW QD AMP SUBJ: TROPICAL STORM 20W (TWENTY) WARNING NR 004 1. TROPICAL STORM 20W (TWENTY) WARNING NR 004 UPGRADED FROM TROPICAL DEPRESSION 20W 02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 230600Z --- NEAR 13.0N 144.7E MOVEMENT PAST SIX HOURS - 300 DEGREES AT 14 KTS POSITION ACCURATE TO WITHIN 030 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 015 NM NORTHEAST QUADRANT 040 NM SOUTHEAST QUADRANT 025 NM SOUTHWEST QUADRANT 045 NM NORTHWEST QUADRANT REPEAT POSIT: 13.0N 144.7E --- FORECASTS: 12 HRS, VALID AT: 231800Z --- 14.0N 142.3E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 110 NM NORTHEAST QUADRANT 110 NM SOUTHEAST QUADRANT 020 NM SOUTHWEST QUADRANT 100 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 300 DEG/ 10 KTS --- 24 HRS, VALID AT: 240600Z --- 15.0N 140.4E MAX SUSTAINED WINDS - 065 KT, GUSTS 080 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 064 KT WINDS - 010 NM NORTHEAST QUADRANT 010 NM SOUTHEAST QUADRANT 010 NM SOUTHWEST QUADRANT 010 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 040 NM NORTHEAST QUADRANT 030 NM SOUTHEAST QUADRANT 020 NM SOUTHWEST QUADRANT 040 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 140 NM NORTHEAST QUADRANT 110 NM SOUTHEAST QUADRANT 040 NM SOUTHWEST QUADRANT 100 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 305 DEG/ 10 KTS --- 36 HRS, VALID AT: 241800Z --- 16.1N 138.7E MAX SUSTAINED WINDS - 080 KT, GUSTS 100 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 064 KT WINDS - 010 NM NORTHEAST QUADRANT 015 NM SOUTHEAST QUADRANT 015 NM SOUTHWEST QUADRANT 015 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 050 NM NORTHEAST QUADRANT 040 NM SOUTHEAST QUADRANT 030 NM SOUTHWEST QUADRANT 050 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 160 NM NORTHEAST QUADRANT 110 NM SOUTHEAST QUADRANT 060 NM SOUTHWEST QUADRANT 110 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 305 DEG/ 08 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 250600Z --- 17.1N 137.3E MAX SUSTAINED WINDS - 095 KT, GUSTS 115 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 064 KT WINDS - 020 NM NORTHEAST QUADRANT 010 NM SOUTHEAST QUADRANT 000 NM SOUTHWEST QUADRANT 010 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 060 NM NORTHEAST QUADRANT 040 NM SOUTHEAST QUADRANT 030 NM SOUTHWEST QUADRANT 040 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 160 NM NORTHEAST QUADRANT 130 NM SOUTHEAST QUADRANT 080 NM SOUTHWEST QUADRANT 120 NM NORTHWEST QUADRANT VECTOR TO 72 HR POSIT: 315 DEG/ 08 KTS --- 72 HRS, VALID AT: 260600Z --- 19.3N 134.9E MAX SUSTAINED WINDS - 115 KT, GUSTS 140 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 064 KT WINDS - 070 NM NORTHEAST QUADRANT 070 NM SOUTHEAST QUADRANT 035 NM SOUTHWEST QUADRANT 045 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 080 NM NORTHEAST QUADRANT 080 NM SOUTHEAST QUADRANT 050 NM SOUTHWEST QUADRANT 070 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 140 NM NORTHEAST QUADRANT 130 NM SOUTHEAST QUADRANT 100 NM SOUTHWEST QUADRANT 120 NM NORTHWEST QUADRANT VECTOR TO 96 HR POSIT: 325 DEG/ 09 KTS --- LONG RANGE OUTLOOK: --- 96 HRS, VALID AT: 270600Z --- 22.3N 132.5E MAX SUSTAINED WINDS - 125 KT, GUSTS 150 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 064 KT WINDS - 080 NM NORTHEAST QUADRANT 090 NM SOUTHEAST QUADRANT 070 NM SOUTHWEST QUADRANT 080 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 100 NM NORTHEAST QUADRANT 100 NM SOUTHEAST QUADRANT 090 NM SOUTHWEST QUADRANT 090 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 160 NM NORTHEAST QUADRANT 170 NM SOUTHEAST QUADRANT 130 NM SOUTHWEST QUADRANT 140 NM NORTHWEST QUADRANT VECTOR TO 120 HR POSIT: 335 DEG/ 07 KTS --- 120 HRS, VALID AT: 280600Z --- 24.7N 131.3E MAX SUSTAINED WINDS - 115 KT, GUSTS 140 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 064 KT WINDS - 070 NM NORTHEAST QUADRANT 060 NM SOUTHEAST QUADRANT 050 NM SOUTHWEST QUADRANT 050 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 090 NM NORTHEAST QUADRANT 090 NM SOUTHEAST QUADRANT 080 NM SOUTHWEST QUADRANT 090 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 180 NM NORTHEAST QUADRANT 190 NM SOUTHEAST QUADRANT 160 NM SOUTHWEST QUADRANT 180 NM NORTHWEST QUADRANT --- REMARKS: 230900Z POSITION NEAR 13.3N 144.1E. 23SEP21. TROPICAL STORM 20W (TWENTY), LOCATED APPROXIMATELY 19 NM SOUTH-SOUTHWEST OF HAGATNA, GUAM, HAS TRACKED WEST-NORTHWESTWARD AT 14 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 230600Z IS 12 FEET. NEXT WARNINGS AT 231500Z, 232100Z, 240300Z AND 240900Z. FOR SIX-HOURLY UPDATES. // 2021092012 97N1567E 15 2021092018 102N1555E 15 2021092100 107N1541E 15 2021092106 109N1526E 20 2021092112 109N1517E 20 2021092118 109N1510E 20 2021092200 108N1503E 20 2021092206 110N1495E 20 2021092212 112N1486E 25 2021092218 118N1475E 30 2021092300 123N1460E 30 2021092306 130N1447E 35 NNNN