WTPN51 PGTW 180900 WARNING ATCG MIL 04W NWP 260418072405 2026041806 04W SINLAKU 038 01 020 12 SATL 040 T000 233N 1468E 060 R050 055 NE QD 075 SE QD 000 SW QD 065 NW QD R034 235 NE QD 220 SE QD 180 SW QD 230 NW QD T012 255N 1484E 055 R050 040 NE QD 060 SE QD 050 SW QD 050 NW QD R034 200 NE QD 210 SE QD 170 SW QD 160 NW QD T024 275N 1515E 050 R050 030 NE QD 080 SE QD 050 SW QD 040 NW QD R034 190 NE QD 220 SE QD 200 SW QD 150 NW QD T036 290N 1561E 045 R034 190 NE QD 220 SE QD 220 SW QD 150 NW QD T048 298N 1615E 045 R034 200 NE QD 220 SE QD 240 SW QD 150 NW QD AMP 024HR BECOMING EXTRATROPICAL 036HR BECOMING EXTRATROPICAL 048HR EXTRATROPICAL SUBJ: TROPICAL STORM 04W (SINLAKU) WARNING NR 038 1. TROPICAL STORM 04W (SINLAKU) WARNING NR 038 DOWNGRADED FROM TYPHOON 04W 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 180600Z --- NEAR 23.3N 146.8E MOVEMENT PAST SIX HOURS - 020 DEGREES AT 12 KTS POSITION ACCURATE TO WITHIN 040 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 060 KT, GUSTS 075 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 050 KT WINDS - 055 NM NORTHEAST QUADRANT 075 NM SOUTHEAST QUADRANT 000 NM SOUTHWEST QUADRANT 065 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 235 NM NORTHEAST QUADRANT 220 NM SOUTHEAST QUADRANT 180 NM SOUTHWEST QUADRANT 230 NM NORTHWEST QUADRANT REPEAT POSIT: 23.3N 146.8E --- FORECASTS: 12 HRS, VALID AT: 181800Z --- 25.5N 148.4E MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 050 KT WINDS - 040 NM NORTHEAST QUADRANT 060 NM SOUTHEAST QUADRANT 050 NM SOUTHWEST QUADRANT 050 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 200 NM NORTHEAST QUADRANT 210 NM SOUTHEAST QUADRANT 170 NM SOUTHWEST QUADRANT 160 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 055 DEG/ 17 KTS --- 24 HRS, VALID AT: 190600Z --- 27.5N 151.5E MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT WIND RADII VALID OVER OPEN WATER ONLY BECOMING EXTRATROPICAL RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT 080 NM SOUTHEAST QUADRANT 050 NM SOUTHWEST QUADRANT 040 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 190 NM NORTHEAST QUADRANT 220 NM SOUTHEAST QUADRANT 200 NM SOUTHWEST QUADRANT 150 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 070 DEG/ 22 KTS --- 36 HRS, VALID AT: 191800Z --- 29.0N 156.1E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY BECOMING EXTRATROPICAL RADIUS OF 034 KT WINDS - 190 NM NORTHEAST QUADRANT 220 NM SOUTHEAST QUADRANT 220 NM SOUTHWEST QUADRANT 150 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 080 DEG/ 24 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 200600Z --- 29.8N 161.5E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY EXTRATROPICAL RADIUS OF 034 KT WINDS - 200 NM NORTHEAST QUADRANT 220 NM SOUTHEAST QUADRANT 240 NM SOUTHWEST QUADRANT 150 NM NORTHWEST QUADRANT --- REMARKS: 180900Z POSITION NEAR 23.9N 147.2E. 18APR26. TROPICAL STORM 04W (SINLAKU), LOCATED APPROXIMATELY 314 NM EAST-SOUTHEAST OF IWO TO, HAS TRACKED NORTH-NORTHEASTWARD AT 12 KNOTS OVER THE PAST SIX HOURS. MINIMUM CENTRAL PRESSURE AT 180600Z IS 981 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 180600Z IS 28 FEET. NEXT WARNINGS AT 181500Z, 182100Z, 190300Z AND 190900Z. // 0426040512 30N1609E 15 0426040518 38N1605E 15 0426040600 43N1603E 15 0426040606 40N1600E 15 0426040612 40N1585E 15 0426040618 40N1570E 15 0426040700 41N1562E 15 0426040706 43N1552E 15 0426040712 50N1541E 15 0426040718 57N1534E 15 0426040800 64N1530E 15 0426040806 75N1533E 20 0426040812 80N1530E 20 0426040818 81N1527E 20 0426040900 81N1524E 25 0426040906 81N1522E 30 0426040912 82N1518E 30 0426040918 83N1515E 35 0426041000 82N1512E 40 0426041006 82N1510E 45 0426041012 80N1509E 55 0426041012 80N1509E 55 0426041018 81N1513E 65 0426041018 81N1513E 65 0426041100 85N1516E 75 0426041100 85N1516E 75 0426041100 85N1516E 75 0426041106 88N1516E 80 0426041106 88N1516E 80 0426041106 88N1516E 80 0426041112 89N1514E 85 0426041112 89N1514E 85 0426041112 89N1514E 85 0426041118 92N1514E 95 0426041118 92N1514E 95 0426041118 92N1514E 95 0426041200 98N1512E 115 0426041200 98N1512E 115 0426041200 98N1512E 115 0426041206 103N1506E 130 0426041206 103N1506E 130 0426041206 103N1506E 130 0426041212 111N1502E 150 0426041212 111N1502E 150 0426041212 111N1502E 150 0426041218 116N1495E 160 0426041218 116N1495E 160 0426041218 116N1495E 160 0426041300 122N1488E 155 0426041300 122N1488E 155 0426041300 122N1488E 155 0426041306 127N1480E 150 0426041306 127N1480E 150 0426041306 127N1480E 150 0426041312 131N1474E 150 0426041312 131N1474E 150 0426041312 131N1474E 150 0426041318 137N1470E 145 0426041318 137N1470E 145 0426041318 137N1470E 145 0426041400 143N1465E 135 0426041400 143N1465E 135 0426041400 143N1465E 135 0426041406 146N1460E 130 0426041406 146N1460E 130 0426041406 146N1460E 130 0426041412 149N1458E 125 0426041412 149N1458E 125 0426041412 149N1458E 125 0426041418 152N1455E 115 0426041418 152N1455E 115 0426041418 152N1455E 115 0426041500 156N1452E 110 0426041500 156N1452E 110 0426041500 156N1452E 110 0426041506 160N1449E 110 0426041506 160N1449E 110 0426041506 160N1449E 110 0426041512 162N1446E 110 0426041512 162N1446E 110 0426041512 162N1446E 110 0426041518 167N1444E 105 0426041518 167N1444E 105 0426041518 167N1444E 105 0426041600 171N1444E 100 0426041600 171N1444E 100 0426041600 171N1444E 100 0426041606 177N1445E 100 0426041606 177N1445E 100 0426041606 177N1445E 100 0426041612 184N1448E 90 0426041612 184N1448E 90 0426041612 184N1448E 90 0426041618 190N1450E 85 0426041618 190N1450E 85 0426041618 190N1450E 85 0426041700 195N1453E 80 0426041700 195N1453E 80 0426041700 195N1453E 80 0426041706 201N1457E 80 0426041706 201N1457E 80 0426041706 201N1457E 80 0426041712 208N1460E 75 0426041712 208N1460E 75 0426041712 208N1460E 75 0426041718 215N1462E 70 0426041718 215N1462E 70 0426041718 215N1462E 70 0426041800 222N1464E 65 0426041800 222N1464E 65 0426041800 222N1464E 65 0426041806 233N1468E 60 0426041806 233N1468E 60 NNNN