Bureau of Meteorology: Tropical Cyclone Advice Sample

IDW24100
BUREAU OF METEOROLOGY
WESTERN AUSTRALIAN REGIONAL OFFICE

Transmitters serving the Onslow and Barrow Island areas are requested to sound the Standard Emergency Warning Signal before broadcasting the following warning.

TOP PRIORITY

TROPICAL CYCLONE ADVICE NUMBER 24
Issued at 11:55 pm WST on Sunday, 29 February 2004
BY THE BUREAU OF METEOROLOGY
TROPICAL CYCLONE WARNING CENTRE PERTH

A CYCLONE WARNING for a SEVERE CATEGORY 4 CYCLONE is now current for coastal areas between Roebourne and Exmouth. A CYCLONE WATCH extends south to Coral Bay and includes adjacent inland parts of the western Pilbara.

At midnight WST SEVERE TROPICAL CYCLONE MONTY was estimated to be
185 kilometres west northwest of Karratha and
170 kilometres north of Onslow and
moving southwest at 10 kilometres per hour.

Severe Tropical Cyclone Monty is expected to cross the coast in the vicinity of Onslow during Monday. Gales with gusts to 125 kilometres per hour are likely in coastal communities between Roebourne and Onslow extending to Exmouth during the day.

Very destructive winds with gusts to 250 kilometres per hour are likely to develop at Barrow Island tonight and in the vicinity of Onslow during Monday.

Residents of Onslow are specifically warned of the potential of a very dangerous storm tide as the cyclone centre approaches the coast.
Tides are likely to rise significantly above the normal high tide mark with very dangerous flooding, damaging waves and strong currents.

Widespread heavy rain and further flooding are likely in western parts of the Pilbara Gascoyne over the next few days.

Details of Severe Tropical Cyclone Monty at midnight WST.
   Location of centre : within 20 kilometres of Latitude 20.1 South Longitude 115.2 East.
   Recent movement : southwest at 10 kilometres per hour.
   Central Pressure : 935 hPa.
   Maximum wind gusts : 250 kilometres per hour.
   Severity Category : 4

FESA-State Emergency Service advises of the following community alerts:
RED ALERT: People in communities at Barrow Island should move to shelter.
YELLOW ALERT: People in or near the communities of Mardie, Onslow, Fortescue Roadhouse, Pannawonica and Nanutarra should commence action in readiness for the cyclone's arrival.
BLUE ALERT: People in or near the communities of Roebourne, Wickham, Karratha, Dampier and Exmouth should be taking precautions.

The next advice will be issued at 1 am WST.
   Cyclone advices and State Emergency Service Community Alerts are available by dialling 1300 659 210

A map showing the track of the cyclone is available at: http://www.bom.gov.au/weather/wa/cyclone


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