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The majority of Australia's weather radars are operated by the Bureau of Meteorology (BoM), an executive agency of the Australian Government.The radar network is continually being upgraded with new technology such as doppler and dual polarisation to provide better now-casting.
The Bureau of Meteorology (BOM or BoM) is an executive agency of the Australian Government responsible for providing weather services to Australia and surrounding areas. It was established in 1906 under the Meteorology Act, and brought together the state meteorological services that existed before then. [ 3 ]
On 14 November, the Bureau of Meteorology noted that a tropical low could form west of Sumatra. [4] Several days later, they noted that the tropical low was developing. [5] Further consolidation due to a westerly wind burst, which also spawned a twin cyclone, prompted the Joint Typhoon Warning Center to first track it on 23 November. [6]
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On 2 December, the Australian Bureau of Meteorology (BoM) reported that Tropical Disturbance 03F, which was re-designated as Tropical Low 02U, had formed in the South Pacific Ocean in Fiji's area of responsibility. [23] Two days later, on 00:00 UTC of 4 December, the system would enter the Australian area of responsibility.
On 14 October 2021, multiple severe thunderstorm formed over the blue mountains and quickly moved east towards Sydney. One particular storm boasted an impressive hook echo on radar, and doppler winds indicates the presence of a broad mesocyclone. As a result, the Bureau of Meteorology issued a relatively rare tornado warning.
The storms developed from a low pressure system to the west of Victoria, generating thunderstorms during the morning of 6 March, [8] which began travelling across the state roughly from northwest to southeast, passing directly through central Melbourne at around 2:40 pm. Multiple storm cells existed, one in Western Victoria and another in Central Victoria and Melbourne, other mostly rain ...
The Bureau of Meteorology noted that "Kalgoorlie Doppler Radar image at 0725 UTC (1525 AWST) showed a pixel which had an inbound velocity of around 110 km/h at a height of ~487 metres above the ground (aliased: 22.5 m/s outbound)" in the tornado record for this event. [181] F0 Kurnell Tornado: 16 December 2015: New South Wales: 1: 3 injuries