** WTSR20 WSSS 290600 *** NO STORM WARNING= ** WTAU06 APRF 291318 *** IDW23200 40:3:2:24:18S118E999:11:00 PANPAN HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH AT 1242UTC 29 MARCH 2006 HURRICANE WARNING FOR THE WESTERN AREA Please be aware, wind gusts can be a further 40 percent stronger than the averages given here, and maximum waves may be up to twice the height. SITUATION At 1200UTC Severe Tropical Cyclone Glenda located within 20 nautical miles of Latitude eighteen decimal three degrees South [18.3S] Longitude one hundred and seventeen decimal five degrees East [117.5E] Recent movement : West southwest at 7 knots. Maximum winds : 100 knots. Central pressure : 920hPa. AREA AFFECTED Within 110 nautical miles of the centre in northwest quadrants, extending to within 130 nautical miles of centre in southeast quadrants. FORECAST Sustained winds near the centre to 100 knots. Within 30 nautical miles of centre, clockwise winds above 64 knots, phenomenal seas and heavy swell. Within 50 nautical miles of centre, clockwise winds above 48 knots, very high seas and heavy swell. Within 110 nautical miles of centre in northwest quadrants, extending to within 130 nautical miles of centre in southeast quadrants, winds above 33 knots with very rough seas and heavy swell. At 0000UTC 30 March: Within 40 nautical miles of 19.7 South 116.4 East Central pressure 920hPa. Winds to 100 knots near centre. At 1200UTC 30 March: Within 60 nautical miles of 21.3 South 115.5 East Central pressure 920hPa. Winds to 100 knots near centre. Next warning issued by 1900UTC 29 March 2006. WEATHER PERTH ** WTAU06 APRF 291318 *** IDW23200 40:3:2:24:18S118E999:11:00 PANPAN HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH AT 1242UTC 29 MARCH 2006 HURRICANE WARNING FOR THE WESTERN AREA Please be aware, wind gusts can be a further 40 percent stronger than the averages given here, and maximum waves may be up to twice the height. SITUATION At 1200UTC Severe Tropical Cyclone Glenda located within 20 nautical miles of Latitude eighteen decimal three degrees South [18.3S] Longitude one hundred and seventeen decimal five degrees East [117.5E] Recent movement : West southwest at 7 knots. Maximum winds : 100 knots. Central pressure : 920hPa. AREA AFFECTED Within 110 nautical miles of the centre in northwest quadrants, extending to within 130 nautical miles of centre in southeast quadrants. FORECAST Sustained winds near the centre to 100 knots. Within 30 nautical miles of centre, clockwise winds above 64 knots, phenomenal seas and heavy swell. Within 50 nautical miles of centre, clockwise winds above 48 knots, very high seas and heavy swell. Within 110 nautical miles of centre in northwest quadrants, extending to within 130 nautical miles of centre in southeast quadrants, winds above 33 knots with very rough seas and heavy swell. At 0000UTC 30 March: Within 40 nautical miles of 19.7 South 116.4 East Central pressure 920hPa. Winds to 100 knots near centre. At 1200UTC 30 March: Within 60 nautical miles of 21.3 South 115.5 East Central pressure 920hPa. Winds to 100 knots near centre. Next warning issued by 1900UTC 29 March 2006. WEATHER PERTH ** WTXS31 PGTW 291500 *** MSGID/GENADMIN/NAVPACMETOCCEN PEARL HARBOR HI/JTWC// SUBJ/TROPICAL CYCLONE WARNING// RMKS/ 1. TROPICAL CYCLONE 20S (GLENDA) WARNING NR 010 01 ACTIVE TROPICAL CYCLONE IN SOUTHIO MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE --- WARNING POSITION: 291200Z --- NEAR 18.7S 117.2E MOVEMENT PAST SIX HOURS - 220 DEGREES AT 10 KTS POSITION ACCURATE TO WITHIN 040 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 110 KT, GUSTS 135 KT RADIUS OF 064 KT WINDS - 020 NM NORTHEAST QUADRANT 020 NM SOUTHEAST QUADRANT 020 NM SOUTHWEST QUADRANT 020 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 055 NM NORTHEAST QUADRANT 065 NM SOUTHEAST QUADRANT 065 NM SOUTHWEST QUADRANT 055 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 100 NM NORTHEAST QUADRANT 115 NM SOUTHEAST QUADRANT 115 NM SOUTHWEST QUADRANT 100 NM NORTHWEST QUADRANT REPEAT POSIT: 18.7S 117.2E --- FORECASTS: 12 HRS, VALID AT: 300000Z --- 20.6S 115.9E MAX SUSTAINED WINDS - 105 KT, GUSTS 130 KT RADIUS OF 064 KT WINDS - 010 NM NORTHEAST QUADRANT 005 NM SOUTHEAST QUADRANT 015 NM SOUTHWEST QUADRANT 010 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 040 NM NORTHEAST QUADRANT 035 NM SOUTHEAST QUADRANT OVER WATER 045 NM SOUTHWEST QUADRANT OVER WATER 040 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 085 NM NORTHEAST QUADRANT 070 NM SOUTHEAST QUADRANT OVER WATER 095 NM SOUTHWEST QUADRANT OVER WATER 085 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 195 DEG/ 11 KTS --- 24 HRS, VALID AT: 301200Z --- 22.7S 115.2E MAX SUSTAINED WINDS - 065 KT, GUSTS 080 KT DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND VECTOR TO 36 HR POSIT: 190 DEG/ 12 KTS --- 36 HRS, VALID AT: 310000Z --- 25.1S 114.7E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND --- REMARKS: 291500Z POSITION NEAR 19.2S 116.9E. TROPICAL CYCLONE (TC) 20S (GLENDA), LOCATED APPROXIMATELY 125 NM NORTHWEST OF PORT HEDLAND, AUSTRALIA, HAS TRACKED SOUTHWESTWARD AT 10 KNOTS OVER THE PAST 06 HOURS. THE TRACK OF TC 20S WILL CONTINUE TO BECOME MORE POLEWARD AS IT NEARS A WEAKNESS IN THE MIDLEVEL STEERING RIDGE CAUSED BY A MID-LATITUDE TROUGH OVER THE WEST COAST OF AUSTRALIA. GRADUAL WEAKENING IS EXPECTED DUE TO AN INCREASING VERTICAL WIND SHEAR ENVIRONMENT ASSOCIATED WITH THE SUBTROPICAL JET OVER SOUTHWEST AUSTRALIA. THE SYSTEM WILL MAKE LANDFALL NEAR TAU 18 AND THEN DISSIPATE OVER LAND. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 291200Z IS 32 FEET. NEXT WARNINGS AT 292100Z, 300300Z, 300900Z AND 301500Z.//