WTPN31 PGTW 150900 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL STORM 02W (MALAKAS) WARNING NR 034// RMKS/ 1. TROPICAL STORM 02W (MALAKAS) WARNING NR 034 DOWNGRADED FROM TYPHOON 02W 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 150600Z --- NEAR 28.3N 141.9E MOVEMENT PAST SIX HOURS - 030 DEGREES AT 23 KTS POSITION ACCURATE TO WITHIN 015 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 BECOMING EXTRATROPICAL RADIUS OF 050 KT WINDS - 145 NM NORTHEAST QUADRANT 150 NM SOUTHEAST QUADRANT 095 NM SOUTHWEST QUADRANT 075 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 255 NM NORTHEAST QUADRANT 260 NM SOUTHEAST QUADRANT 175 NM SOUTHWEST QUADRANT 145 NM NORTHWEST QUADRANT REPEAT POSIT: 28.3N 141.9E --- FORECASTS: 12 HRS, VALID AT: 151800Z --- 32.7N 146.2E MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT WIND RADII VALID OVER OPEN WATER ONLY EXTRATROPICAL RADIUS OF 050 KT WINDS - 090 NM NORTHEAST QUADRANT 140 NM SOUTHEAST QUADRANT 050 NM SOUTHWEST QUADRANT 030 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 300 NM NORTHEAST QUADRANT 320 NM SOUTHEAST QUADRANT 240 NM SOUTHWEST QUADRANT 210 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 040 DEG/ 37 KTS --- 24 HRS, VALID AT: 160600Z --- 38.2N 152.3E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY EXTRATROPICAL RADIUS OF 034 KT WINDS - 280 NM NORTHEAST QUADRANT 320 NM SOUTHEAST QUADRANT 320 NM SOUTHWEST QUADRANT 280 NM NORTHWEST QUADRANT --- REMARKS: 150900Z POSITION NEAR 29.4N 143.0E. 15APR22. TROPICAL STORM 02W (MALAKAS), LOCATED APPROXIMATELY 212 NM NORTH OF IWO TO, HAS TRACKED NORTH-NORTHEASTWARD AT 23 KNOTS OVER THE PAST SIX HOURS. ANIMATED MULTISPECTRAL SATELLITE IMAGERY (MSI) SHOWS THE SYSTEM CONTINUED TO DETERIORATE RAPIDLY AS THE CENTRAL CONVECTION HAS BECOME SHEARED 200+NM NORTHEASTWARD, FULLY EXPOSING A BROAD AND RAGGED LOW LEVEL CIRCULATION (LLC). THE MSI LOOP ALSO SHOWS COLD AIR STRATOCUMULUS LINES WRAPPING INTO THE LLC. ANALYSIS INDICATES THE CYCLONE HAS ENTERED THE BAROCLINIC ZONE WHERE THE SST IS 24C AND DROPPING AND VERTICAL WIND SHEAR IS 30+ KTS. TS 02W HAS BEGUN EXTRA-TROPICAL TRANSITION AND IS EXPECTED TO TRANSFORM INTO A STRONG GALE-FORCE COLD CORE LOW WITH AN EXPANDING WIND FIELD BY TAU 12. 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. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 150600Z IS 28 FEET.// NNNN