WTPN32 PGTW 270300 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL STORM 08W (HIGOS) WARNING NR 019// RMKS/ 1. TROPICAL STORM 08W (HIGOS) WARNING NR 019 02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 270000Z --- NEAR 36.4N 142.9E MOVEMENT PAST SIX HOURS - 060 DEGREES AT 50 KTS POSITION ACCURATE TO WITHIN 030 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY EXTRATROPICAL RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT 060 NM SOUTHEAST QUADRANT 030 NM SOUTHWEST QUADRANT 000 NM NORTHWEST QUADRANT REPEAT POSIT: 36.4N 142.9E --- FORECASTS: 12 HRS, VALID AT: 271200Z --- 40.5N 153.4E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY EXTRATROPICAL RADIUS OF 034 KT WINDS - 040 NM NORTHEAST QUADRANT 120 NM SOUTHEAST QUADRANT 110 NM SOUTHWEST QUADRANT 010 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 055 DEG/ 39 KTS --- 24 HRS, VALID AT: 280000Z --- 44.7N 162.4E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY EXTRATROPICAL RADIUS OF 034 KT WINDS - 150 NM NORTHEAST QUADRANT 250 NM SOUTHEAST QUADRANT 030 NM SOUTHWEST QUADRANT 060 NM NORTHWEST QUADRANT --- REMARKS: 270300Z POSITION NEAR 37.4N 145.5E. 27JUN26. TROPICAL STORM 08W (HIGOS), LOCATED APPROXIMATELY 169 NM EAST-NORTHEAST OF YOKOSUKA, JAPAN, HAS TRACKED EAST-NORTHEASTWARD AT 50 KNOTS OVER THE PAST SIX HOURS. ANIMATED MULTISPECTRAL SATELLITE IMAGERY (MSI) DEPICTS A VERY COMPACT CIRCULATION WITH A POLEWARD OUTFLOW CHANNEL AND DEEP CONVECTION UNDER 50-70 KTS OF VERTICAL WIND SHEAR. THE CONVECTIVE SIGNATURE HAS BECOME FRONTAL, AND THE SEA SURFACE TEMPERATURE IS SUB-24 DEGREES CELSIUS. THESE FACTORS INDICATE THAT HIGOS HAS TRANSITIONED INTO A STRONG, GALE-FORCE EXTRATROPICAL CYCLONE. THE REMAINS OF 08W WILL RAPIDLY BECOME ABSORBED BY A BAROCLINIC SYSTEM NEAR THE KURIL ISLANDS AT TAU 24. THIS IS THE FINAL WARNING ON THIS SYSTEM BY THE JOINT TYPHOON WRNCEN PEARL HARBOR HI. THE SYSTEM WILL BE CLOSELY MONITORED FOR SIGNS OF REGENERATION. MINIMUM CENTRAL PRESSURE AT 270000Z IS 989 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 270000Z IS 12 FEET. REFER TO TROPICAL STORM 07W (MEKKHALA) WARNINGS (WTPN31 PGTW) FOR SIX-HOURLY UPDATES.// NNNN