1970–71 Australian region cyclone season
| 1970–71 Australian region cyclone season | |
|---|---|
Season summary map
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| Seasonal boundaries | |
| First system formed | 31 October 1970 |
| Last system dissipated | 29 March 1971 |
| Strongest storm | |
| Name | Shiela-Sophie |
| • Lowest pressure | 925 hPa (mbar) |
| Seasonal statistics | |
| Tropical lows | 20 |
| Tropical cyclones | 20 |
| Severe tropical cyclones | 10 |
| Total fatalities | Unknown |
| Total damage | Unknown |
| Related articles | |
| Category 3 severe tropical cyclone (Australian scale) | |
| Tropical storm (SSHWS) | |
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| Duration | October 31 – November 10 (Crossed 80°E) |
|---|---|
| Peak intensity | 130 km/h (80 mph) (10-min) 970 hPa (mbar) |
| Category 1 tropical cyclone (Australian scale) | |
| Tropical storm (SSHWS) | |
|
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| Duration | November 20 – November 26 (Crossed 80°E) |
|---|---|
| Peak intensity | 85 km/h (50 mph) (10-min) 990 hPa (mbar) |
| Category 3 severe tropical cyclone (Australian scale) | |
| Category 1 tropical cyclone (SSHWS) | |
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| Duration | November 26 – December 7 |
|---|---|
| Peak intensity | 130 km/h (80 mph) (10-min) 970 hPa (mbar) |
| Category 3 severe tropical cyclone (Australian scale) | |
| Tropical storm (SSHWS) | |
 |
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| Duration | December 11 – December 17 (Crossed 80°E) |
|---|---|
| Peak intensity | 120 km/h (75 mph) (10-min) 974 hPa (mbar) |
| Category 2 tropical cyclone (Australian scale) | |
| Tropical storm (SSHWS) | |
 |
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| Duration | December 19 – December 25 |
|---|---|
| Peak intensity | 110 km/h (70 mph) (10-min) 980 hPa (mbar) |
| Category 2 tropical cyclone (Australian scale) | |
| Tropical storm (SSHWS) | |
 |
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| Duration | December 26 – December 31 |
|---|---|
| Peak intensity | 110 km/h (70 mph) (10-min) 980 hPa (mbar) |
| Category 3 severe tropical cyclone (Australian scale) | |
| Tropical storm (SSHWS) | |
 |
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| Duration | January 15 – January 18 (Crossed 80°E) |
|---|---|
| Peak intensity | 120 km/h (75 mph) (10-min) 976 hPa (mbar) |
| Category 2 tropical cyclone (Australian scale) | |
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| Duration | January 20 – January 29 |
|---|---|
| Peak intensity | 110 km/h (70 mph) (10-min) 980 hPa (mbar) |
| Category 2 tropical cyclone (Australian scale) | |
| Tropical storm (SSHWS) | |
 |
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| Duration | January 22 – January 30 |
|---|---|
| Peak intensity | 110 km/h (70 mph) (10-min) 980 hPa (mbar) |
The 1970–71 Australian region cyclone season saw above average activity.
Andrea, 31 October to 11 November 1970 in central Indian Ocean
Tropical Cyclone Carmen developed on November 20 and left the basin on November 26.
Beverley, 26 November to 1 December 1970 in Arafura Sea. The decayed storm developed into Eva.
Severe Tropical Cyclone Dominique-Hilary developed on December 11 and left the basin on December 17.
Janet, 19 to 25 December 1970 in central Indian Ocean
Loris, 26 to 31 December 1970 crossed the Pilbara coast near Mandora with no serious damage.
Myrtle-Ginette, 15 to 18 January 1971 near Cocos Island and moved west
Polly, 20 to 29 January 1971 in central Indian Ocean
Rita, 23 to 30 January 1971 passed over Exmouth, Western Australia with flood damage only.
Shiela-Sophie, 29 January to 6 February 1971 crossed coast near Roebourne, Western Australia with some damage.
Aggie, 1 to 4 February 1971 in Gulf of Carpentaria and Arnhem Land
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.http://www.bom.gov.au/cyclone/history/dora.shtml
Severe Tropical Cyclone Tilly-Iphigenie existed from February 10 to February 14.
Gertie, 11 to 16 February 1971 crossed near Townsville, Queensland.
Ida, 15 to 22 February 1971 in Coral Sea
Severe Tropical Cyclone Fiona existed from February 16 to February 28.
Severe Tropical Cyclone Yvonne-Lise developed on February 19 and left the basin on February 23.
Maggie-Muriel, 7 to 20 March 1971 in central Indian Ocean
Lena, 13 to 20 March 1971 near New Caledonia
Mavis, 23 to 29 March 1971 crossed coast near Denham, Western Australia causing flooding.
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