1970–71 Australian region cyclone season
The 1970–71 Australian region cyclone season was the second most active tropical cyclone season in the Australian Region.
| 1970–71 Australian region cyclone season | |
|---|---|
 Season summary map | |
| Seasonal boundaries | |
| First system formed | 31 October 1970 |
| Last system dissipated | 29 March 1971 |
| Strongest storm | |
| Name | Sheila-Sophie |
| • Maximum winds | 215 km/h (130 mph) (10-minute sustained) |
| • Lowest pressure | 925 hPa (mbar) |
| Seasonal statistics | |
| Tropical lows | 21 |
| Tropical cyclones | 21 |
| Severe tropical cyclones | 10 |
| Total fatalities | Unknown |
| Total damage | Unknown |
| Related articles | |
Systems
Severe Tropical Cyclone Andrea-Claudine
| Category 3 severe tropical cyclone (Australian scale) | |
| Tropical storm (SSHWS) | |
  | |
| Duration | October 31 – November 10 (Crossed 80°E) |
|---|---|
| Peak intensity | 130 km/h (80 mph) (10-min); 970 hPa (mbar) |
Andrea, 31 October to 11 November 1970 in central Indian Ocean
Tropical Cyclone Carmen
| Category 1 tropical cyclone (Australian scale) | |
| Tropical storm (SSHWS) | |
  | |
| Duration | November 20 – November 26 (Crossed 80°E) |
|---|---|
| Peak intensity | 85 km/h (50 mph) (10-min); 990 hPa (mbar) |
Tropical Cyclone Carmen developed on November 20 and left the basin on November 26.
Severe Tropical Cyclone Beverley-Eva
| Category 3 severe tropical cyclone (Australian scale) | |
| Category 1 tropical cyclone (SSHWS) | |
  | |
| Duration | November 26 – December 7 |
|---|---|
| Peak intensity | 130 km/h (80 mph) (10-min); 970 hPa (mbar) |
Beverley, 26 November to 1 December 1970 in Arafura Sea. The decayed storm developed into Eva.
Severe Tropical Cyclone Dominique-Hilary
| Category 3 severe tropical cyclone (Australian scale) | |
| Tropical storm (SSHWS) | |
 | |
| Duration | December 11 – December 17 (Crossed 80°E) |
|---|---|
| Peak intensity | 120 km/h (75 mph) (10-min); 974 hPa (mbar) |
Severe Tropical Cyclone Dominique-Hilary developed on December 11 and left the basin on December 17.
Tropical Cyclone Janet
| Category 2 tropical cyclone (Australian scale) | |
| Tropical storm (SSHWS) | |
 | |
| Duration | December 19 – December 25 |
|---|---|
| Peak intensity | 110 km/h (70 mph) (10-min); 980 hPa (mbar) |
Janet, 19 to 25 December 1970 in central Indian Ocean
Tropical Cyclone Loris
| Category 2 tropical cyclone (Australian scale) | |
| Tropical storm (SSHWS) | |
 | |
| Duration | December 26 – December 31 |
|---|---|
| Peak intensity | 110 km/h (70 mph) (10-min); 980 hPa (mbar) |
Loris, 26 to 31 December 1970 crossed the Pilbara coast near Mandora with no serious damage.
Severe Tropical Cyclone Myrtle-Ginette
| Category 3 severe tropical cyclone (Australian scale) | |
| Tropical storm (SSHWS) | |
 | |
| Duration | January 15 – January 18 (Crossed 80°E) |
|---|---|
| Peak intensity | 120 km/h (75 mph) (10-min); 976 hPa (mbar) |
Myrtle-Ginette, 15 to 18 January 1971 near Cocos Island and moved west
Tropical Cyclone Polly
| Category 2 tropical cyclone (Australian scale) | |
 | |
| Duration | January 20 – January 29 |
|---|---|
| Peak intensity | 110 km/h (70 mph) (10-min); 980 hPa (mbar) |
Polly formed in the Indian Ocean west of the Keeling Islands and existed from 20 to 29 January.[1]
Tropical Cyclone Rita
| Category 2 tropical cyclone (Australian scale) | |
| Tropical storm (SSHWS) | |
 | |
| Duration | January 22 – January 30 |
|---|---|
| Peak intensity | 110 km/h (70 mph) (10-min); 980 hPa (mbar) |
Rita existed from 23 to 30 January 1971 passed over Exmouth, Western Australia with flood damage only.
Severe Tropical Cyclone Sheila-Sophie
| Category 5 severe tropical cyclone (Australian scale) | |
| Category 4 tropical cyclone (SSHWS) | |
  | |
| Duration | January 29 – February 4 |
|---|---|
| Peak intensity | 215 km/h (130 mph) (10-min); 925 hPa (mbar) |
Sheila-Sophie, 29 January to 6 February 1971 crossed the coast near Roebourne, Western Australia, while doing some damage.
Tropical Cyclone Aggie
| Category 2 tropical cyclone (Australian scale) | |
| Tropical storm (SSHWS) | |
 | |
| Duration | February 1 – February 4 |
|---|---|
| Peak intensity | 100 km/h (65 mph) (10-min); 984 hPa (mbar) |
Aggie, 1 to 4 February 1971 in Gulf of Carpentaria and Arnhem Land
Tropical Cyclone Dora
| Category 1 tropical cyclone (Australian scale) | |
| Tropical storm (SSHWS) | |
 | |
| Duration | February 10 – February 17 |
|---|---|
| Peak intensity | 85 km/h (50 mph) (10-min); 990 hPa (mbar) |
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.[2]
Severe Tropical Cyclone Tilly-Iphigenie
| Category 3 severe tropical cyclone (Australian scale) | |
| Category 1 tropical cyclone (SSHWS) | |
 | |
| Duration | February 10 – February 14 |
|---|---|
| Peak intensity | 130 km/h (80 mph) (10-min); 970 hPa (mbar) |
Severe Tropical Cyclone Tilly-Iphigenie existed from February 10 to February 14.
Tropical Cyclone Gertie
| Category 2 tropical cyclone (Australian scale) | |
| Tropical storm (SSHWS) | |
 | |
| Duration | February 11 – February 16 |
|---|---|
| Peak intensity | 100 km/h (65 mph) (10-min); 983 hPa (mbar) |
Gertie, 11 to 16 February 1971 crossed near Townsville, Queensland.
Tropical Cyclone Ida
| Category 2 tropical cyclone (Australian scale) | |
| Tropical storm (SSHWS) | |
 | |
| Duration | February 15 – February 18 (Crossed 160°E) |
|---|---|
| Peak intensity | 110 km/h (70 mph) (10-min); 980 hPa (mbar) |
Ida, 15 to 22 February 1971 in Coral Sea
Tropical Cyclone Kalinka
| Category 1 tropical cyclone (Australian scale) | |
| Tropical storm (SSHWS) | |
 | |
| Duration | February 16 – February 18 (Crossed 80°E) |
|---|---|
| Peak intensity | 85 km/h (50 mph) (10-min); |
Severe Tropical Cyclone Fiona
| Category 3 severe tropical cyclone (Australian scale) | |
| Category 2 tropical cyclone (SSHWS) | |
 | |
| Duration | February 16 – February 28 |
|---|---|
| Peak intensity | 155 km/h (100 mph) (10-min); 960 hPa (mbar) |
Severe Tropical Cyclone Fiona existed from February 16 to February 28.
Severe Tropical Cyclone Yvonne-Lise
| Category 3 severe tropical cyclone (Australian scale) | |
| Tropical storm (SSHWS) | |
 | |
| Duration | February 19 – February 23 (Crossed 80°E) |
|---|---|
| Peak intensity | 120 km/h (75 mph) (10-min); 975 hPa (mbar) |
Severe Tropical Cyclone Yvonne-Lise developed on February 19 and left the basin on February 23.
Severe Tropical Cyclone Maggie-Muriel
| Category 3 severe tropical cyclone (Australian scale) | |
| Category 2 tropical cyclone (SSHWS) | |
 | |
| Duration | March 7 – March 13 (Crossed 80°E) |
|---|---|
| Peak intensity | 155 km/h (100 mph) (10-min); 960 hPa (mbar) |
Severe Tropical Cyclone Maggie-Muriel developed on March 7 and left the basin on March 13.
Tropical Cyclone Lena
| Category 2 tropical cyclone (Australian scale) | |
| Tropical storm (SSHWS) | |
 | |
| Duration | March 13 – March 18 (Crossed 160°E) |
|---|---|
| Peak intensity | 110 km/h (70 mph) (10-min); 980 hPa (mbar) |
Lena, 13 to 20 March 1971 near New Caledonia
Severe Tropical Cyclone Mavis
| Category 3 severe tropical cyclone (Australian scale) | |
| Category 1 tropical cyclone (SSHWS) | |
 | |
| Duration | March 23 – March 29 |
|---|---|
| Peak intensity | 120 km/h (75 mph) (10-min); 975 hPa (mbar) |
Mavis, 23 to 29 March 1971 crossed coast near Denham, Western Australia causing flooding.
See also
References
- "Tropical Cyclones: Season 1970-1971 Tropical Cyclone Polly Track Map". Australian Severe Weather. Retrieved January 10, 2022.
- "Tropical Cyclone Dora". www.bom.gov.au. Retrieved December 9, 2022.