The 1970–71 Australian region cyclone season was the second most active

tropical cyclone A tropical cyclone is a rapidly rotating storm system with a low-pressure area, a closed low-level atmospheric circulation, strong winds, and a spiral arrangement of thunderstorms that produce heavy rain and squalls. Depending on its locat ...

season in the Australian Region.

Systems

Severe Tropical Cyclone Andrea-Claudine

Andrea, 31 October to 11 November 1970 in central

Indian Ocean The Indian Ocean is the third-largest of the world's five oceanic divisions, covering or approximately 20% of the water area of Earth#Surface, Earth's surface. It is bounded by Asia to the north, Africa to the west and Australia (continent), ...

Tropical Cyclone Carmen

Tropical Cyclone Carmen developed on November 20 and left the basin on November 26.

Severe Tropical Cyclone Beverley-Eva

Beverley, 26 November to 1 December 1970 in

Arafura Sea The Arafura Sea (or Arafuru Sea) lies west of the Pacific Ocean, overlying the continental shelf between Australia and Western New Guinea (also called Papua), which is the Indonesian part of the Island of New Guinea. Geography The Arafura Sea is ...

. The decayed storm developed into Eva.

Severe Tropical Cyclone Dominique-Hilary

Severe Tropical Cyclone Dominique-Hilary developed on December 11 and left the basin on December 17.

Tropical Cyclone Janet

Janet, 19 to 25 December 1970 in central Indian Ocean

Tropical Cyclone Loris

Loris, 26 to 31 December 1970 crossed the

Pilbara The Pilbara () is a large, dry, sparsely populated regions of Western Australia, region in the north of Western Australia. It is known for its Indigenous Australians, Aboriginal people; wealth disparity; its ancient landscapes; the prevailing r ...

coast near Mandora with no serious damage.

Severe Tropical Cyclone Myrtle-Ginette

Myrtle-Ginette, 15 to 18 January 1971 near

Cocos Island Cocos Island () is a volcanic island in the Pacific Ocean administered by Costa Rica, approximately southwest of the Costa Rican mainland. It constitutes the 11th of the 15 districts of Puntarenas Canton of the Puntarenas Province, Province of ...

and moved west

Tropical Cyclone Polly

Polly formed in the Indian Ocean west of the Keeling Islands and existed from 20 to 29 January.

Tropical Cyclone Rita

Rita existed from 23 to 30 January 1971 passed over Exmouth, Western Australia with flood damage only.

Severe Tropical Cyclone Sophie

Sophie, 29 January to 6 February 1971 crossed the coast near

Roebourne, Western Australia Roebourne , also known by its Ngarluma name Ieramugadu (also spelled Yirramagardu), is a town in Western Australia's Pilbara region. It is 35 km from Karratha, 202 km from Port Hedland and 1,563 km from Perth, the state's capital ...

, while doing some damage.

Tropical Cyclone Aggie

Aggie, 1 to 4 February 1971 in

Gulf of Carpentaria The Gulf of Carpentaria is a sea off the northern coast of Australia. It is enclosed on three sides by northern Australia and bounded on the north by the eastern Arafura Sea, which separates Australia and New Guinea. The northern boundary ...

and

Arnhem Land Arnhem Land is a historical region of the Northern Territory of Australia. It is located in the north-eastern corner of the territory and is around from the territorial capital, Darwin, Northern Territory, Darwin. In 1623, Dutch East India Compa ...

Tropical Cyclone Dora

Cyclone Dora formed in the Coral sea east of Proserpine on February 10, 1971, it took a southeasterly track over the next 4 days away from the QLD coast turning into a low-pressure system well east of the QLD NSW border. On February 17 the system reintensified into a cyclone east of the Gold Coast and crossed the coast north of Brisbane at Redcliffe. Widespread structural damage was reported with power lines down and roofs removed.

Severe Tropical Cyclone Tilly-Iphigenie

Severe Tropical Cyclone Tilly-Iphigenie existed from February 10 to February 14.

Tropical Cyclone Gertie

Gertie, 11 to 16 February 1971 crossed near

Townsville The City of Townsville is a city on the north-eastern coast of Queensland, Australia. With a population of 201,313 as of 2024, it is the largest settlement in North Queensland and Northern Australia (specifically, the parts of Australia north of ...

, Queensland.

Tropical Cyclone Ida

Ida, 15 to 22 February 1971 in

Coral Sea The Coral Sea () is a marginal sea of the Pacific Ocean, South Pacific off the northeast coast of Australia, and classified as an Interim Biogeographic Regionalisation for Australia, interim Australian bioregion. The Coral Sea extends down t ...

Tropical Cyclone Kalinka

Severe Tropical Cyclone Fiona

Severe Tropical Cyclone Fiona existed from February 16 to February 28.

Severe Tropical Cyclone Yvonne-Lise

Severe Tropical Cyclone Yvonne-Lise developed on February 19 and left the basin on February 23.

Severe Tropical Cyclone Maggie-Muriel

Severe Tropical Cyclone Maggie-Muriel developed on March 7 and left the basin on March 13.

Tropical Cyclone Lena

Lena, 13 to 20 March 1971 near New Caledonia

Severe Tropical Cyclone Mavis

Mavis, 23 to 29 March 1971 crossed coast near

Denham, Western Australia Denham is the administrative town for the Shire of Shark Bay, Western Australia. At the 2016 census, Denham had a population of 754. Material was copied from this source, which is available under Creative Commons Attribution 4.0 International ...

causing flooding.

References

{{DEFAULTSORT:1970-71 Australian region cyclone season Australian region cyclone seasons

Aust Aust is a small village in South Gloucestershire, England, about north of Bristol and about south west of Gloucester. It is located on the eastern side of the Severn estuary, close to the eastern end of the Severn Bridge which carries the M48 ...

1970 disasters in Australia 1971 disasters in Australia 1970 disasters in Oceania 1971 disasters in Oceania