1972–73 South-West Indian Ocean cyclone season

1972–73 South-West Indian Ocean cyclone season
Season summary map
First system formed 26 November 1972
Last system dissipated 3 May 1973
Strongest storm1 Lydie – 220 km/h (140 mph) (10-minute sustained)
Total depressions 13
Total storms 11
Tropical cyclones 4
Total fatalities Unknown
Total damage Unknown
1Strongest storm is determined by lowest pressure
South-West Indian Ocean tropical cyclone seasons
1970–71, 1971–72, 1972–73, 1973–74, 1974–75
Related articles

The 1972–73 South-West Indian Ocean cyclone season was an average cyclone season. The season officially ran from November 1, 1972, to April 30, 1973.

Storms

Severe Tropical Storm Ariane

Severe tropical storm (MFR)
Category 1 tropical cyclone (SSHWS)
Clockwise vortex
Duration November 26 – December 5
Peak intensity 110 km/h (70 mph) (10-min) 

Severe Tropical Storm Ivy-Beatrice

Severe tropical storm (MFR)
Category 1 tropical cyclone (SSHWS)
Clockwise vortex
Duration December 9 (Crossed 80°E) – December 25
Peak intensity 110 km/h (70 mph) (10-min) ≤ 988 hPa (mbar)

Moderate Tropical Storm Charlotte

Moderate tropical storm (MFR)
Tropical storm (SSHWS)
Clockwise vortex
Duration January 3 – January 12
Peak intensity 75 km/h (45 mph) (10-min) 

Moderate Tropical Storm Dorothee

Moderate tropical storm (MFR)
Tropical storm (SSHWS)
Clockwise vortex
Duration January 10 – January 16
Peak intensity 65 km/h (40 mph) (10-min) 

Tropical Disturbance Emmanuelle

Tropical disturbance (MFR)
Tropical depression (SSHWS)
Clockwise vortex
Duration January 17 – January 20
Peak intensity 45 km/h (30 mph) (10-min) 

Tropical Depression Faustine

Tropical depression (MFR)
Tropical storm (SSHWS)
Clockwise vortex
Duration January 17 – January 22
Peak intensity 55 km/h (35 mph) (10-min) 

Intense Tropical Cyclone Leila-Gertrude

Intense tropical cyclone (MFR)
Category 3 tropical cyclone (SSHWS)
Duration January 24 (Crossed 80°E) – February 3
Peak intensity 175 km/h (110 mph) (10-min) 

Severe Tropical Storm Hortense

Severe tropical storm (MFR)
Category 1 tropical cyclone (SSHWS)
Clockwise vortex
Duration January 24 – February 2
Peak intensity 100 km/h (65 mph) (10-min) 

Tropical Cyclone Jessy

Tropical cyclone (MFR)
Category 2 tropical cyclone (SSHWS)
Clockwise vortex
Duration February 14 – February 26
Peak intensity 155 km/h (100 mph) (10-min) 

Severe Tropical Storm Isis

Severe tropical storm (MFR)
Tropical storm (SSHWS)
Clockwise vortex
Duration February 15 – February 19
Peak intensity 100 km/h (65 mph) (10-min) 

Severe Tropical Storm Kitty

Severe tropical storm (MFR)
Category 1 tropical cyclone (SSHWS)
Duration February 27 – March 5
Peak intensity 110 km/h (70 mph) (10-min) 

Very Intense Tropical Cyclone Lydie

Very intense tropical cyclone (MFR)
Category 4 tropical cyclone (SSHWS)
Clockwise vortex
Duration March 5 – March 16
Peak intensity 220 km/h (140 mph) (10-min)  910 hPa (mbar)

This is the first "Very intense tropical cyclone" in the South-West Indian Ocean.

Tropical Cyclone Marcelle

Tropical cyclone (MFR)
Category 1 tropical cyclone (SSHWS)
Clockwise vortex
Duration May 1 (Crossed 80°E) – May 3 (Crossed 90°E)
Peak intensity 130 km/h (80 mph) (10-min)  972 hPa (mbar)

See also

References

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