1973–74 South-West Indian Ocean cyclone season

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1973–74 South-West Indian Ocean cyclone season
1973-1974 South-West Indian Ocean cyclone season summary.jpg
Season summary map
Seasonal boundaries
First system formed14 September 1973
Last system dissipated23 April 1974
Strongest storm
NameDeidre-Delinda
 • Maximum winds150 km/h (90 mph)
(10-minute sustained)
 • Lowest pressure964 hPa (mbar)
Seasonal statistics
Total disturbances8
Total depressions7
Total storms7
Tropical cyclones1
Total fatalitiesUnknown
Total damageUnknown
Related articles
South-West Indian Ocean tropical cyclone seasons
1971–72, 1972–73, 1973–74, 1974–75, 1975–76

The 1973–74 South-West Indian Ocean cyclone season was a below-average cyclone season. The season officially ran from November 1, 1973, to April 30, 1974.

Systems[]

Moderate Tropical Storm Alice[]

Moderate tropical storm (MFR)
Tropical storm (SSHWS)
Temporary cyclone south.svg Alice SWI 1973 track.png
DurationSeptember 14 – September 24
Peak intensity75 km/h (45 mph) (10-min) 

Alice was born around 80E, and reached its greatest intensity (Phase C plus) on September 20 to the north of Tromelin. but has resulted in some light to moderate rain over extreme northeastern Madagascar between 21 and 23, the winds not exceeding 55 km / h in the region of Diego-Suarez.[1]

Moderate Tropical Storm Bernadette[]

Moderate tropical storm (MFR)
Tropical storm (SSHWS)
BernadetteOctober251973.png Bernadette 1973 track.png
DurationOctober 16 – October 28
Peak intensity65 km/h (40 mph) (10-min) 

Bernadette, more active than before, has reached the stage of a tropical cyclone in the strict sense of the international classification, in the 26th October (minimum pressure estimated of 985 mb), moderate rainfall strong enough of have been recorded on the extreme north of Madagascar and off the cape of Amber, a boat noted a peak wind of 139 km/h.

Moderate Tropical Storm Christiane[]

Moderate tropical storm (MFR)
Tropical storm (SSHWS)
Temporary cyclone south.svg Christiane 1973 track.png
DurationDecember 13 – December 21
Peak intensity85 km/h (50 mph) (10-min) 

Moderate Tropical Storm Christian existed from December 13 to December 21.

Tropical Cyclone Deidre–Delinda[]

Tropical cyclone (MFR)
Category 2 tropical cyclone (SSHWS)
DiedrieDecember271973.png Deidre-Delida 1973 track.png
DurationDecember 26 (Crossed 80°E) – January 4
Peak intensity150 km/h (90 mph) (10-min) ≤ 964 hPa (mbar)

Tropical Cyclone Deidre-Delinda existed from December 26, 1973, to January 4, 1974.

Moderate Tropical Storm Esmeralda[]

Moderate tropical storm (MFR)
Tropical storm (SSHWS)
Temporary cyclone south.svg Esmeralda 1973 track.png
DurationDecember 30 – January 5
Peak intensity65 km/h (40 mph) (10-min) 

Moderate Tropical Storm Esmeralda existed from December 30, 1973, to January 5, 1974. The storm looped to the southeast of Madagascar, bringing several days of rainfall to Réunion, reaching 222.2 mm (8.75 in).[2]

Tropical Disturbance Fredegonde[]

Tropical disturbance (MFR)
Tropical depression (SSHWS)
Temporary cyclone south.svg Fredegonde 1974 track.png
DurationJanuary 19 – January 23
Peak intensity45 km/h (30 mph) (10-min) 

Tropical Disturbance Fredegonde existed from January 19 to January 23.

Moderate Tropical Storm Ghislaine[]

Moderate tropical storm (MFR)
Tropical storm (SSHWS)
Temporary cyclone south.svg Ghislaine 1974 track.png
DurationFebruary 24 (Crossed 80°E) – March 3
Peak intensity85 km/h (50 mph) (10-min) 

Moderate Tropical Storm Ghislaine existed from February 24 to March 3.

Moderate Tropical Storm Honorine[]

Moderate tropical storm (MFR)
Tropical storm (SSHWS)
HonorineApril2419740627UTC.gif Honorine 1974 track.png
DurationApril 12 – April 23
Peak intensity65 km/h (40 mph) (10-min) 

Moderate Tropical Storm Honorine existed from April 12 to April 23.

See also[]

  • Atlantic hurricane seasons: 1973, 1974
  • Eastern Pacific hurricane seasons: 1973, 1974
  • Western Pacific typhoon seasons: 1973, 1974
  • North Indian Ocean cyclone seasons: 1973, 1974

References[]

  1. ^ "LA SAISON CYCLONIQUE 1973-1974" (PDF). Archived (PDF) from the original on 2014-01-03.
  2. ^ Tropical Storm Esmerelda, 31 December 1973-6 January 1974. National Climatic Data Center (Report). Global tropical/extratropical cyclone climatic atlas. 1996. Retrieved February 7, 2019.
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