WTPN51 PGTW 310300 WARNING ATCG MIL 31W NWP 181031013446 2018103100 31W YUTU 039 01 305 09 SATL 040 T000 174N 1180E 055 R050 100 NE QD 060 SE QD 060 SW QD 100 NW QD R034 215 NE QD 110 SE QD 110 SW QD 205 NW QD T012 184N 1171E 060 R050 100 NE QD 050 SE QD 050 SW QD 090 NW QD R034 225 NE QD 120 SE QD 120 SW QD 195 NW QD T024 196N 1167E 065 R064 030 NE QD 020 SE QD 030 SW QD 040 NW QD R050 100 NE QD 060 SE QD 050 SW QD 080 NW QD R034 225 NE QD 130 SE QD 100 SW QD 190 NW QD T036 205N 1168E 050 R050 100 NE QD 050 SE QD 040 SW QD 050 NW QD R034 185 NE QD 110 SE QD 090 SW QD 130 NW QD T048 211N 1170E 035 R034 145 NE QD 070 SE QD 060 SW QD 090 NW QD T072 220N 1169E 020 AMP 048HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER 072HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER SUBJ: TROPICAL STORM 31W (YUTU) WARNING NR 039 1. TROPICAL STORM 31W (YUTU) WARNING NR 039 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 310000Z --- NEAR 17.4N 118.0E MOVEMENT PAST SIX HOURS - 305 DEGREES AT 09 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 WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 050 KT WINDS - 100 NM NORTHEAST QUADRANT 060 NM SOUTHEAST QUADRANT 060 NM SOUTHWEST QUADRANT 100 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 215 NM NORTHEAST QUADRANT 110 NM SOUTHEAST QUADRANT 110 NM SOUTHWEST QUADRANT 205 NM NORTHWEST QUADRANT REPEAT POSIT: 17.4N 118.0E --- FORECASTS: 12 HRS, VALID AT: 311200Z --- 18.4N 117.1E MAX SUSTAINED WINDS - 060 KT, GUSTS 075 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 050 KT WINDS - 100 NM NORTHEAST QUADRANT 050 NM SOUTHEAST QUADRANT 050 NM SOUTHWEST QUADRANT 090 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 225 NM NORTHEAST QUADRANT 120 NM SOUTHEAST QUADRANT 120 NM SOUTHWEST QUADRANT 195 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 345 DEG/ 06 KTS --- 24 HRS, VALID AT: 010000Z --- 19.6N 116.7E MAX SUSTAINED WINDS - 065 KT, GUSTS 080 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 064 KT WINDS - 030 NM NORTHEAST QUADRANT 020 NM SOUTHEAST QUADRANT 030 NM SOUTHWEST QUADRANT 040 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 100 NM NORTHEAST QUADRANT 060 NM SOUTHEAST QUADRANT 050 NM SOUTHWEST QUADRANT 080 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 225 NM NORTHEAST QUADRANT 130 NM SOUTHEAST QUADRANT 100 NM SOUTHWEST QUADRANT 190 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 005 DEG/ 05 KTS --- 36 HRS, VALID AT: 011200Z --- 20.5N 116.8E MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 050 KT WINDS - 100 NM NORTHEAST QUADRANT 050 NM SOUTHEAST QUADRANT 040 NM SOUTHWEST QUADRANT 050 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 185 NM NORTHEAST QUADRANT 110 NM SOUTHEAST QUADRANT 090 NM SOUTHWEST QUADRANT 130 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 015 DEG/ 03 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 020000Z --- 21.1N 117.0E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER RADIUS OF 034 KT WINDS - 145 NM NORTHEAST QUADRANT 070 NM SOUTHEAST QUADRANT 060 NM SOUTHWEST QUADRANT 090 NM NORTHWEST QUADRANT VECTOR TO 72 HR POSIT: 355 DEG/ 02 KTS --- 72 HRS, VALID AT: 030000Z --- 22.0N 116.9E MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER --- REMARKS: 310300Z POSITION NEAR 17.7N 117.8E. TROPICAL STORM 31W (YUTU), LOCATED APPROXIMATELY 364 NM SOUTHEAST OF HONG KONG, HAS TRACKED NORTHWESTWARD AT 09 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 310000Z IS 18 FEET. NEXT WARNINGS AT 310900Z, 311500Z, 312100Z AND 010300Z.// 3118101806 86N1694E 15 3118101812 86N1686E 15 3118101818 86N1678E 15 3118101900 86N1673E 15 3118101906 85N1667E 15 3118101912 84N1660E 15 3118101918 82N1647E 15 3118102000 83N1631E 15 3118102006 82N1620E 20 3118102012 82N1613E 20 3118102018 81N1606E 20 3118102100 82N1597E 20 3118102106 83N1588E 20 3118102112 84N1576E 25 3118102118 86N1568E 30 3118102200 90N1559E 35 3118102206 98N1550E 40 3118102212 104N1538E 45 3118102218 109N1527E 60 3118102218 109N1527E 60 3118102300 115N1516E 65 3118102300 115N1516E 65 3118102300 115N1516E 65 3118102306 118N1506E 75 3118102306 118N1506E 75 3118102306 118N1506E 75 3118102312 122N1497E 90 3118102312 122N1497E 90 3118102312 122N1497E 90 3118102318 127N1489E 110 3118102318 127N1489E 110 3118102318 127N1489E 110 3118102400 133N1479E 130 3118102400 133N1479E 130 3118102400 133N1479E 130 3118102406 139N1471E 145 3118102406 139N1471E 145 3118102406 139N1471E 145 3118102412 146N1462E 155 3118102412 146N1462E 155 3118102412 146N1462E 155 3118102418 153N1453E 150 3118102418 153N1453E 150 3118102418 153N1453E 150 3118102500 158N1442E 145 3118102500 158N1442E 145 3118102500 158N1442E 145 3118102506 160N1432E 145 3118102506 160N1432E 145 3118102506 160N1432E 145 3118102512 163N1423E 140 3118102512 163N1423E 140 3118102512 163N1423E 140 3118102518 166N1414E 130 3118102518 166N1414E 130 3118102518 166N1414E 130 3118102600 169N1403E 130 3118102600 169N1403E 130 3118102600 169N1403E 130 3118102606 169N1389E 130 3118102606 169N1389E 130 3118102606 169N1389E 130 3118102612 172N1376E 135 3118102612 172N1376E 135 3118102612 172N1376E 135 3118102618 175N1361E 140 3118102618 175N1361E 140 3118102618 175N1361E 140 3118102700 177N1347E 140 3118102700 177N1347E 140 3118102700 177N1347E 140 3118102706 178N1333E 135 3118102706 178N1333E 135 3118102706 178N1333E 135 3118102712 179N1322E 135 3118102712 179N1322E 135 3118102712 179N1322E 135 3118102718 179N1310E 130 3118102718 179N1310E 130 3118102718 179N1310E 130 3118102800 179N1301E 130 3118102800 179N1301E 130 3118102800 179N1301E 130 3118102806 179N1290E 120 3118102806 179N1290E 120 3118102806 179N1290E 120 3118102812 177N1281E 110 3118102812 177N1281E 110 3118102812 177N1281E 110 3118102818 174N1271E 105 3118102818 174N1271E 105 3118102818 174N1271E 105 3118102900 169N1262E 90 3118102900 169N1262E 90 3118102900 169N1262E 90 3118102906 168N1253E 90 3118102906 168N1253E 90 3118102906 168N1253E 90 3118102912 167N1242E 90 3118102912 167N1242E 90 3118102912 167N1242E 90 3118102918 168N1230E 90 3118102918 168N1230E 90 3118102918 168N1230E 90 3118103000 168N1216E 80 3118103000 168N1216E 80 3118103000 168N1216E 80 3118103006 168N1203E 70 3118103006 168N1203E 70 3118103006 168N1203E 70 3118103012 166N1193E 55 3118103012 166N1193E 55 3118103018 169N1188E 55 3118103018 169N1188E 55 3118103100 174N1180E 55 3118103100 174N1180E 55 NNNN