1970–71 Australian region cyclone season

1970–71 Australian region cyclone season
Season summary map
First system formed 31 October 1970
Last system dissipated 29 March 1971
Strongest storm Shiela-Sophie – 925 hPa (mbar),
Tropical lows 20
Tropical cyclones 20
Severe tropical cyclones 10
Total fatalities Unknown
Total damage Unknown
Australian region tropical cyclone seasons
1968–69, 1969–70, 1970-71, 1971–72, 1972–73
Related articles

The 1970-71 Australian region season saw above average activity.

Storms

Severe Tropical Cyclone Andrea-Claudine

Category 3 severe tropical cyclone (Australian scale)
Tropical storm (SSHWS)
Clockwise vortex
Duration October 31 – November 10 (Crossed 80°E)
Peak intensity 130 km/h (80 mph) (10-min)  970 mbar (hPa)

Andrea, 31 October to 11 November 1970 in central Indian Ocean

Tropical Cyclone Carmen

Category 1 tropical cyclone (Australian scale)
Tropical storm (SSHWS)
Clockwise vortex
Duration November 20 – November 26 (Crossed 80°E)
Peak intensity 85 km/h (50 mph) (10-min)  990 mbar (hPa)

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)
Clockwise vortex
Duration November 26 – December 7
Peak intensity 130 km/h (80 mph) (10-min)  970 mbar (hPa)

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)
Clockwise vortex
Duration December 11 – December 17 (Crossed 80°E)
Peak intensity 120 km/h (75 mph) (10-min)  974 mbar (hPa)

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)
Clockwise vortex
Duration December 19 – December 25
Peak intensity 110 km/h (70 mph) (10-min)  980 mbar (hPa)

Janet, 19 to 25 December 1970 in central Indian Ocean

Tropical Cyclone Loris

Category 2 tropical cyclone (Australian scale)
Tropical storm (SSHWS)
Clockwise vortex
Duration December 26 – December 31
Peak intensity 110 km/h (70 mph) (10-min)  980 mbar (hPa)

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)
Clockwise vortex
Duration January 15 – January 18 (Crossed 80°E)
Peak intensity 120 km/h (75 mph) (10-min)  976 mbar (hPa)

Myrtle-Ginette, 15 to 18 January 1971 near Cocos Island and moved west

Tropical Cyclone Polly

Category 2 tropical cyclone (Australian scale)
Clockwise vortex
Duration January 20 – January 29
Peak intensity 110 km/h (70 mph) (10-min)  980 mbar (hPa)

Polly, 20 to 29 January 1971 in central Indian Ocean

Tropical Cyclone Rita

Category 2 tropical cyclone (Australian scale)
Tropical storm (SSHWS)
Clockwise vortex
Duration January 22 – January 30
Peak intensity 110 km/h (70 mph) (10-min)  980 mbar (hPa)

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

Severe Tropical Cyclone Shiela-Sophie

Category 5 severe tropical cyclone (Australian scale)
Category 4 tropical cyclone (SSHWS)
Clockwise vortex
Duration January 29 – February 4
Peak intensity 215 km/h (130 mph) (10-min)  925 mbar (hPa)

Sheila-Sophie, 29 January to 6 February 1971 crossed coast near Roebourne, Western Australia with some damage

Tropical Cyclone Aggie

Category 2 tropical cyclone (Australian scale)
Tropical storm (SSHWS)
Clockwise vortex
Duration February 1 – February 4
Peak intensity 100 km/h (65 mph) (10-min)  984 mbar (hPa)

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)
Clockwise vortex
Duration February 10 – February 17
Peak intensity 85 km/h (50 mph) (10-min)  990 mbar (hPa)

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

Category 3 severe tropical cyclone (Australian scale)
Category 1 tropical cyclone (SSHWS)
Clockwise vortex
Duration February 10 – February 14
Peak intensity 130 km/h (80 mph) (10-min)  970 mbar (hPa)

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

Tropical Cyclone Gertie

Category 2 tropical cyclone (Australian scale)
Tropical storm (SSHWS)
Clockwise vortex
Duration February 11 – February 16
Peak intensity 100 km/h (65 mph) (10-min)  983 mbar (hPa)

Gertie, 11 to 16 February 1971 crossed near Townsville, Queensland.

Tropical Cyclone Ida

Category 2 tropical cyclone (Australian scale)
Tropical storm (SSHWS)
Clockwise vortex
Duration February 16 – February 18 (Crossed 160°E)
Peak intensity 110 km/h (70 mph) (10-min)  980 mbar (hPa)

Ida, 15 to 22 February 1971 in Coral Sea

Severe Tropical Cyclone Fiona

Category 3 severe tropical cyclone (Australian scale)
Category 2 tropical cyclone (SSHWS)
Clockwise vortex
Duration February 16 – February 28
Peak intensity 155 km/h (100 mph) (10-min)  960 mbar (hPa)

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)
Clockwise vortex
Duration February 19 – February 23 (Crossed 80°E)
Peak intensity 120 km/h (75 mph) (10-min)  975 mbar (hPa)

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

Severe Tropical Cyclone Maggie-Muriel

Category 4 severe tropical cyclone (Australian scale)
Category 3 tropical cyclone (SSHWS)
Clockwise vortex
Duration March 7 – March 20
Peak intensity 175 km/h (110 mph) (10-min)  950 mbar (hPa)

Maggie-Muriel, 7 to 20 March 1971 in central Indian Ocean

Tropical Cyclone Lena

Category 2 tropical cyclone (Australian scale)
Tropical storm (SSHWS)
Clockwise vortex
Duration March 13 – March 18 (Crossed 160°E)
Peak intensity 110 km/h (70 mph) (10-min)  980 mbar (hPa)

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)
Clockwise vortex
Duration March 23 – March 29
Peak intensity 120 km/h (75 mph) (10-min)  975 mbar (hPa)

Mavis, 23 to 29 March 1971 crossed coast near Denham, Western Australia causing flooding.

See also

References