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Severe Tropical Cyclone Althea was a powerful tropical cyclone that devastated parts of North Queensland just before Christmas 1971. One of the strongest storms ever to affect the Townsville area, Althea was the fourth system and second severe tropical cyclone of the 1971–72 Australian region cyclone season .
Tropical Cyclone Althea was a Category 4 cyclone when it hit the coast some 50 km north of Magnetic Island and Townsville in North Queensland on December 24, 1971. [1] Althea produced peak gust wind speeds between 123 and 145 miles per hour (197 and 233 km/h). Three people died and property damage was estimated at A$115 million loss (1990 value).
Name Duration Peak intensity Areas affected Damage (Deaths Refs Wind speed Pressure Flora: 1 – 5 December 1964: 140 km/h (85 mph) 965 hPa (28.50 inHg)
Timeline of Australian history; Incumbents. Sir Paul Hasluck. ... 24 December – Cyclone Althea hits Townsville and ... 1971 South Africa rugby union tour of Australia;
Tropical cyclones are non-frontal, low-pressure systems that develop, within an environment of warm sea surface temperatures and little vertical wind shear aloft. [1] Within the Australian region, names are assigned from three pre-determined lists, to such systems, once they reach or exceed ten–minute sustained wind speeds of 65 km/h (40 mph), near the center, by either the Australian Bureau ...
The tropical cyclone seasons that occur in the Southern Hemisphere are: South-West Indian Ocean tropical cyclone. Current – 2024–25 South-West Indian Ocean cyclone season; Australian region tropical cyclone. Current – 2024–25 Australian region cyclone season; South Pacific tropical cyclone. Current – 2024–25 South Pacific cyclone season
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The 1971–72 South Pacific cyclone season, unlike the previous two, was an average season, featuring eleven tropical disturbances, eleven tropical cyclones, and six severe tropical cyclones. The season began only four days after the official start, November 1, and ended very late, on June 5, more than a month after the official end of the ...