302100Z POSITION NEAR 20.7S 119.9E. TROPICAL CYCLONE (TC) 09S (STAN), LOCATED APPROXIMATELY 52 NM EAST- NORTHEAST OF PORT HEDLAND, AUSTRALIA, HAS TRACKED SOUTH- SOUTHEASTWARD AT 08 KNOTS OVER THE PAST SIX HOURS. ANIMATED ENHANCED INFRARED SATELLITE IMAGERY DEPICTS A WEAKENING LOW-LEVEL CIRCULATION CENTER WITH WARMING CLOUD-TOPS. RECENT RADAR IMAGERY FROM PORT HEDLAND, AND OBSERVATIONAL DATA AROUND THE AREA INDICATE THE SYSTEM CENTER HAS MADE LANDFALL JUST WEST OF PARDOO, AUSTRALIA AROUND 18Z. THE CURRENT INTENSITY IS ASSESSED AT 55 KNOTS, BASED ON OBSERVATIONAL DATA SHOWING 40 TO 50 KNOT WIND GUSTS REPORTED AT BEDOUT ISLAND. THE SYSTEM CONTINUES TO TRACK SOUTH-SOUTHEASTWARD UNDER THE STEERING INFLUENCE OF A DEEP SUBTROPICAL RIDGE TO THE EAST. TC STAN IS FORECAST TO ACCELERATE SOUTHEASTWARD AND WEAKEN RAPIDLY AS IT BECOMES EMBEDDED WITHIN A DEEP MID-LATITUDE TROUGH. THE SYSTEM IS EXPECTED TO DISSIPATE OVER LAND BY TAU 24. DYNAMIC MODEL GUIDANCE IS IN TIGHT AGREEMENT LEADING TO HIGH CONFIDENCE IN THE JTWC FORECAST TRACK. 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 301800Z IS 12 FEET.