WTXS31 PGTW 241500 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL CYCLONE 17S (LUANA) WARNING NR 007// RMKS/ 1. TROPICAL CYCLONE 17S (LUANA) WARNING NR 007 01 ACTIVE TROPICAL CYCLONE IN SOUTHIO MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 241200Z --- NEAR 17.3S 122.9E MOVEMENT PAST SIX HOURS - 145 DEGREES AT 06 KTS POSITION ACCURATE TO WITHIN 030 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 RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT 000 NM SOUTHEAST QUADRANT 000 NM SOUTHWEST QUADRANT 030 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 080 NM NORTHEAST QUADRANT 050 NM SOUTHEAST QUADRANT 060 NM SOUTHWEST QUADRANT 080 NM NORTHWEST QUADRANT REPEAT POSIT: 17.3S 122.9E --- FORECASTS: 12 HRS, VALID AT: 250000Z --- 18.2S 123.6E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND RADIUS OF 034 KT WINDS - 070 NM NORTHEAST QUADRANT 040 NM SOUTHEAST QUADRANT 050 NM SOUTHWEST QUADRANT 070 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 170 DEG/ 06 KTS --- 24 HRS, VALID AT: 251200Z --- 19.3S 123.8E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND --- REMARKS: 241500Z POSITION NEAR 17.5S 123.1E. 24JAN26. TROPICAL CYCLONE 17S (LUANA), LOCATED APPROXIMATELY 54 NM NORTHEAST OF BROOME, AUSTRALIA, HAS TRACKED SOUTHEASTWARD AT 06 KNOTS OVER THE PAST SIX HOURS. ANIMATED ENHANCED INFRARED SATELLITE IMAGERY DEPICTS TROPICAL CYCLONE 17S TRACKING FURTHER INLAND WITHIN THE KIMBERLEY REGION OF WESTERN AUSTRALIA. CONVECTIVE BANDING ALONG THE WESTERN PERIPHERY HAS REMAINED WELL-DEFINED AND IS TIGHTLY WRAPPING INTO THE CENTER. 17S IS FORECAST TO TRACK SOUTHEASTWARD FOR ANOTHER TWELVE HOURS BEFORE TURNING SOUTHWARD AS A RIDGE BUILDS OVER CENTRAL AUSTRALIA AND ASSUMES STEERING INFLUENCE. THE SYSTEM IS EXPECTED TO DROP BELOW TC STRENGTH NEAR TAU 24 DUE TO TERRAIN EFFECTS STEADILY ERODING THE VORTEX. MODELS ARE IN GOOD AGREEMENT ON BOTH TRACK AND INTENSITY, LENDING HIGH CONFIDENCE TO THE JTWC FORECAST. 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 241200Z IS 987 MB.// NNNN