WTPS52 PGTW 210900 WARNING ATCG MIL 18P SWP 150321065310 2015032106 18P NATHAN 022 01 270 10 SATL 035 T000 137S 1393E 040 R034 065 NE QD 065 SE QD 075 SW QD 070 NW QD T012 130S 1375E 050 R034 075 NE QD 075 SE QD 085 SW QD 080 NW QD T024 122S 1358E 040 T036 116S 1346E 045 R034 065 NE QD 065 SE QD 075 SW QD 070 NW QD T048 114S 1337E 050 R034 075 NE QD 075 SE QD 085 SW QD 080 NW QD T072 118S 1327E 045 T096 127S 1316E 040 T120 136S 1303E 030 AMP 096HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND 120HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND SUBJ: TROPICAL CYCLONE 18P (NATHAN) WARNING NR 022 1. TROPICAL CYCLONE 18P (NATHAN) WARNING NR 022 01 ACTIVE TROPICAL CYCLONE IN SOUTHPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 210600Z --- NEAR 13.7S 139.3E MOVEMENT PAST SIX HOURS - 270 DEGREES AT 10 KTS POSITION ACCURATE TO WITHIN 035 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 065 NM NORTHEAST QUADRANT 065 NM SOUTHEAST QUADRANT 075 NM SOUTHWEST QUADRANT 070 NM NORTHWEST QUADRANT REPEAT POSIT: 13.7S 139.3E --- FORECASTS: 12 HRS, VALID AT: 211800Z --- 13.0S 137.5E MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 075 NM NORTHEAST QUADRANT 075 NM SOUTHEAST QUADRANT 085 NM SOUTHWEST QUADRANT 080 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 295 DEG/ 09 KTS --- 24 HRS, VALID AT: 220600Z --- 12.2S 135.8E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY VECTOR TO 36 HR POSIT: 295 DEG/ 07 KTS --- 36 HRS, VALID AT: 221800Z --- 11.6S 134.6E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 065 NM NORTHEAST QUADRANT 065 NM SOUTHEAST QUADRANT 075 NM SOUTHWEST QUADRANT 070 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 285 DEG/ 05 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 230600Z --- 11.4S 133.7E MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 075 NM NORTHEAST QUADRANT 075 NM SOUTHEAST QUADRANT 085 NM SOUTHWEST QUADRANT 080 NM NORTHWEST QUADRANT VECTOR TO 72 HR POSIT: 250 DEG/ 03 KTS --- 72 HRS, VALID AT: 240600Z --- 11.8S 132.7E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY VECTOR TO 96 HR POSIT: 230 DEG/ 04 KTS --- LONG RANGE OUTLOOK: --- 96 HRS, VALID AT: 250600Z --- 12.7S 131.6E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND VECTOR TO 120 HR POSIT: 235 DEG/ 04 KTS --- 120 HRS, VALID AT: 260600Z --- 13.6S 130.3E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND --- REMARKS: 210900Z POSITION NEAR 13.5S 138.8E. TROPICAL CYCLONE 18P (NATHAN), LOCATED APPROXIMATELY 496 NM EAST OF DARWIN, AUSTRALIA, HAS TRACKED WESTWARD AT 10 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 210600Z IS 13 FEET. NEXT WARNINGS AT 212100Z AND 220900Z.// 1815030918 123S1505E 25 1815031000 128S1496E 30 1815031006 132S1488E 35 1815031012 134S1481E 40 1815031018 136S1475E 45 1815031100 138S1468E 45 1815031106 139S1464E 45 1815031112 138S1459E 45 1815031118 138S1456E 55 1815031118 138S1456E 55 1815031200 139S1453E 55 1815031200 139S1453E 55 1815031206 138S1451E 55 1815031206 138S1451E 55 1815031212 137S1450E 55 1815031212 137S1450E 55 1815031218 135S1449E 55 1815031218 135S1449E 55 1815031300 133S1448E 55 1815031300 133S1448E 55 1815031306 131S1449E 55 1815031306 131S1449E 55 1815031312 131S1451E 55 1815031312 131S1451E 55 1815031318 131S1453E 50 1815031318 131S1453E 50 1815031400 131S1456E 45 1815031406 131S1462E 45 1815031412 132S1469E 40 1815031418 132S1477E 40 1815031500 134S1485E 45 1815031506 135S1491E 40 1815031512 136S1495E 45 1815031518 137S1498E 50 1815031600 139S1499E 55 1815031600 139S1499E 55 1815031606 141S1499E 55 1815031606 141S1499E 55 1815031612 143S1499E 55 1815031612 143S1499E 55 1815031618 145S1499E 40 1815031700 146S1498E 45 1815031706 147S1497E 45 1815031712 148S1496E 40 1815031718 148S1495E 45 1815031800 148S1493E 50 1815031806 148S1491E 65 1815031806 148S1491E 65 1815031812 148S1488E 75 1815031812 148S1488E 75 1815031812 148S1488E 75 1815031818 147S1482E 80 1815031818 147S1482E 80 1815031818 147S1482E 80 1815031900 147S1475E 85 1815031900 147S1475E 85 1815031900 147S1475E 85 1815031906 147S1469E 90 1815031906 147S1469E 90 1815031906 147S1469E 90 1815031912 147S1462E 90 1815031912 147S1462E 90 1815031912 147S1462E 90 1815031918 147S1450E 90 1815031918 147S1450E 90 1815031918 147S1450E 90 1815032000 146S1441E 75 1815032000 146S1441E 75 1815032000 146S1441E 75 1815032006 145S1432E 50 1815032006 145S1432E 50 1815032012 143S1423E 45 1815032018 140S1415E 40 1815032100 137S1403E 40 1815032106 137S1393E 40