WTPN31 PGTW 190900 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL STORM 04W (SINLAKU) WARNING NR 042// RMKS/ 1. TROPICAL STORM 04W (SINLAKU) WARNING NR 042 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 190600Z --- NEAR 27.6N 151.4E MOVEMENT PAST SIX HOURS - 055 DEGREES AT 20 KTS POSITION ACCURATE TO WITHIN 040 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT WIND RADII VALID OVER OPEN WATER ONLY BECOMING EXTRATROPICAL RADIUS OF 050 KT WINDS - 000 NM NORTHEAST QUADRANT 120 NM SOUTHEAST QUADRANT 000 NM SOUTHWEST QUADRANT 110 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 200 NM NORTHEAST QUADRANT 260 NM SOUTHEAST QUADRANT 180 NM SOUTHWEST QUADRANT 180 NM NORTHWEST QUADRANT REPEAT POSIT: 27.6N 151.4E --- FORECASTS: 12 HRS, VALID AT: 191800Z --- 29.3N 156.0E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY BECOMING EXTRATROPICAL RADIUS OF 034 KT WINDS - 200 NM NORTHEAST QUADRANT 230 NM SOUTHEAST QUADRANT 210 NM SOUTHWEST QUADRANT 160 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 075 DEG/ 23 KTS --- 24 HRS, VALID AT: 200600Z --- 30.2N 161.2E 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 230 NM SOUTHEAST QUADRANT 210 NM SOUTHWEST QUADRANT 160 NM NORTHWEST QUADRANT --- REMARKS: 190900Z POSITION NEAR 28.0N 152.6E. 19APR26. TROPICAL STORM 04W (SINLAKU), LOCATED APPROXIMATELY 248 NM NORTHWEST OF MINAMI TORI SHIMA, HAS TRACKED NORTHEASTWARD AT 20 KNOTS OVER THE PAST SIX HOURS. MINIMUM CENTRAL PRESSURE AT 190600Z IS 984 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 190600Z IS 30 FEET. NEXT WARNINGS AT 191500Z, 192100Z AND 200300Z.// NNNN