WTPN51 PGTW 090900 WARNING ATCG MIL 17W NWP 180809073206 2018080906 17W SHANSHAN 027 02 025 12 SATL 060 T000 374N 1417E 055 R050 050 NE QD 045 SE QD 035 SW QD 035 NW QD R034 080 NE QD 090 SE QD 060 SW QD 060 NW QD T012 393N 1446E 045 R034 070 NE QD 115 SE QD 080 SW QD 030 NW QD T024 410N 1499E 040 R034 040 NE QD 145 SE QD 140 SW QD 020 NW QD T036 422N 1576E 030 AMP 012HR BECOMING EXTRATROPICAL 024HR BECOMING EXTRATROPICAL 036HR EXTRATROPICAL SUBJ: TROPICAL STORM 17W (SHANSHAN) WARNING NR 027 1. TROPICAL STORM 17W (SHANSHAN) WARNING NR 027 DOWNGRADED FROM TYPHOON 17W 02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 090600Z --- NEAR 37.4N 141.7E MOVEMENT PAST SIX HOURS - 025 DEGREES AT 12 KTS POSITION ACCURATE TO WITHIN 060 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 - 050 NM NORTHEAST QUADRANT 045 NM SOUTHEAST QUADRANT 035 NM SOUTHWEST QUADRANT 035 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 080 NM NORTHEAST QUADRANT 090 NM SOUTHEAST QUADRANT 060 NM SOUTHWEST QUADRANT 060 NM NORTHWEST QUADRANT REPEAT POSIT: 37.4N 141.7E --- FORECASTS: 12 HRS, VALID AT: 091800Z --- 39.3N 144.6E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY BECOMING EXTRATROPICAL RADIUS OF 034 KT WINDS - 070 NM NORTHEAST QUADRANT 115 NM SOUTHEAST QUADRANT 080 NM SOUTHWEST QUADRANT 030 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 065 DEG/ 22 KTS --- 24 HRS, VALID AT: 100600Z --- 41.0N 149.9E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY BECOMING EXTRATROPICAL RADIUS OF 034 KT WINDS - 040 NM NORTHEAST QUADRANT 145 NM SOUTHEAST QUADRANT 140 NM SOUTHWEST QUADRANT 020 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 075 DEG/ 29 KTS --- 36 HRS, VALID AT: 101800Z --- 42.2N 157.6E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY EXTRATROPICAL --- REMARKS: 090900Z POSITION NEAR 37.9N 142.4E. TROPICAL STORM 17W (SHANSHAN), LOCATED APPROXIMATELY 120 NM NORTH-NORTHEAST OF NARITA AIRPORT, HAS TRACKED NORTH- NORTHEASTWARD AT 12 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 090600Z IS 24 FEET. NEXT WARNINGS AT 091500Z, 092100Z, 100300Z AND 100900Z. FOR SIX-HOURLY UPDATES. // 1718080118 183N1535E 15 1718080200 184N1527E 20 1718080206 183N1520E 20 1718080212 182N1513E 20 1718080218 180N1509E 25 1718080300 179N1507E 35 1718080306 180N1505E 40 1718080312 185N1500E 45 1718080318 193N1494E 50 1718080318 193N1494E 50 1718080400 201N1492E 55 1718080400 201N1492E 55 1718080406 209N1487E 65 1718080406 209N1487E 65 1718080406 209N1487E 65 1718080412 218N1482E 70 1718080412 218N1482E 70 1718080412 218N1482E 70 1718080418 225N1477E 75 1718080418 225N1477E 75 1718080418 225N1477E 75 1718080500 230N1474E 75 1718080500 230N1474E 75 1718080500 230N1474E 75 1718080506 240N1475E 75 1718080506 240N1475E 75 1718080506 240N1475E 75 1718080512 248N1472E 80 1718080512 248N1472E 80 1718080512 248N1472E 80 1718080518 257N1466E 80 1718080518 257N1466E 80 1718080518 257N1466E 80 1718080600 265N1462E 80 1718080600 265N1462E 80 1718080600 265N1462E 80 1718080606 275N1461E 80 1718080606 275N1461E 80 1718080606 275N1461E 80 1718080612 288N1456E 70 1718080612 288N1456E 70 1718080612 288N1456E 70 1718080618 297N1450E 65 1718080618 297N1450E 65 1718080618 297N1450E 65 1718080700 305N1443E 75 1718080700 305N1443E 75 1718080700 305N1443E 75 1718080706 313N1439E 90 1718080706 313N1439E 90 1718080706 313N1439E 90 1718080712 320N1431E 85 1718080712 320N1431E 85 1718080712 320N1431E 85 1718080718 325N1423E 85 1718080718 325N1423E 85 1718080718 325N1423E 85 1718080800 334N1419E 80 1718080800 334N1419E 80 1718080800 334N1419E 80 1718080806 338N1415E 75 1718080806 338N1415E 75 1718080806 338N1415E 75 1718080812 345N1413E 70 1718080812 345N1413E 70 1718080812 345N1413E 70 1718080818 353N1411E 70 1718080818 353N1411E 70 1718080818 353N1411E 70 1718080900 363N1410E 65 1718080900 363N1410E 65 1718080900 363N1410E 65 1718080906 374N1417E 55 1718080906 374N1417E 55 NNNN