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TCWCs Brisbane Darwin Perth Activity Report Bureau of Meteorology.

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Presentation on theme: "TCWCs Brisbane Darwin Perth Activity Report Bureau of Meteorology."— Presentation transcript:

1 TCWCs Brisbane Darwin Perth Activity Report Bureau of Meteorology

2 Cyclone Categories Cat 1 - Wind Gusts km/h - MINIMAL damage Cat 2 - Gusts km/h - MODERATE damage Cat 3 - Gusts km/h - MAJOR damage Cat 4 - Gusts km/h - DEVASTATING Cat 5 - Gusts 280+ km/h - EXTREME event

3 No significant impact since cyclone AIVU in 1989

4 Severe Tropical Cyclones Queensland Region JOY BETSY DAMAN ESAU FRAN POLLY REWA THEODORE VIOLET WARREN AGNES BARRY CELESTE DRENA JUSTIN KATRINA RONA ABIGAIL CLAUDIA

5

6 500 hPa Geopotential Height Anomalies Known Active TC Seasons 2000 to to to 2002

7 Airport Cairns

8 Cyclones in the Cairns area since 1990 JOY - December 1990 – Cat 4 JUSTIN - March 1997 – Cat 2 RONA - February 1999 – Cat 3 STEVE - February 2000 – Cat 2 ABIGAIL – February 2001 – Cat 1

9 Cyclone STEVE Feb 2000 Radar Image at time of Highest Wind Gust at CAIRNS Airport 143 km/h (77 knots) Cairns

10 Cyclone STEVE Feb 2000 Radar Image at time of Highest Wind Gust at CAIRNS Airport 143 km/h (77 knots)

11

12 100 million hits per month

13 ABIGAIL 2D Radar 3D Radar Satellite IR Image

14 3D radar image of severe cyclone ABIGAIL 2001

15 12 hours from landfall – the forecast position is accurate to about 100km

16 Tropical Cyclone Threat Map issued with every Watch and Warning

17 A really BIG cyclonic impact …

18 OFA 4 Feb 1990 NIUE

19 Queensland Climate Change and Community Vulnerability to Tropical Cyclones

20 Water Level Components of a Storm Tide

21 Bureau of Meteorology


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