1975–76 South-West Indian Ocean cyclone season

Systems

ImageSize = width:850 height:245 PlotArea = top:10 bottom:80 right:20 left:20 Legend = columns:3 left:30 top:58 columnwidth:280 AlignBars = early DateFormat = dd/mm/yyyy Period = from:01/11/1975 till:31/05/1976 TimeAxis = orientation:horizontal ScaleMinor = grid:black unit:month increment:1 start:01/11/1975 Colors = id:canvas value:gray(0.88) id:GP value:red id:ZD value:rgb(0,0.52,0.84) legend:Zone_of_Disturbed_Weather_=≤31_mph(≤50_km/h) id:TD value:rgb(0.43,0.76,0.92) legend:(Sub)Tropical_Depression_=32–38_mph(51–62_km/h) id:TS value:rgb(0.30,1,1) legend:Moderate_Tropical_Storm_=39–54_mph(63–88_km/h) id:ST value:rgb(0.75,1,0.75) legend:Severe_Tropical_Storm_=55–73_mph(89–118_km/h) id:TC value:rgb(1,0.85,0.55) legend:Tropical_Cyclone_=74–103_mph(119–166_km/h) id:IT value:rgb(1,0.45,0.54) legend:Intense_Tropical_Cyclone_=104–133_mph(167–214_km/h) id:VI value:rgb(0.55,0.46,0.9) legend:Very_Intense_Tropical_Cyclone_=≥134_mph(≥215_km/h)

Backgroundcolors = canvas:canvas

BarData = barset:Hurricane bar:Month

PlotData= barset:Hurricane width:11 align:left fontsize:S shift:(4,-4) anchor:till from:17/11/1975 till:29/11/1975 color:TS text:"Audrey (MTS)" from:03/12/1975 till:19/12/1975 color:TC text:"Barbara (TC)" from:07/01/1976 till:21/01/1976 color:VI text:"Clotilde (VITC)" from:10/01/1976 till:29/01/1976 color:VI text:"Terry–Danae (VITC)" from:09/03/1976 till:12/03/1976 color:TS text:"Ella (MTS)" from:25/03/1976 till:26/03/1976 color:TS text:"Frederique (MTS)" from:27/03/1976 till:10/04/1976 color:TS text:"Gladys (MTS)" from:03/04/1976 till:12/04/1976 color:TS text:"Bert–Heliotrope (MTS)" from:03/05/1976 till:09/05/1976 color:TS text:"Carol (MTS)" barset:break

bar:Month width:5 align:center fontsize:S shift:(0,-20) anchor:middle color:canvas from:01/11/1975 till:30/11/1975 text:November from:01/12/1975 till:31/12/1975 text:December from:01/01/1976 till:31/01/1976 text:January from:01/02/1976 till:28/02/1976 text:February from:01/03/1976 till:31/03/1976 text:March from:01/04/1976 till:30/04/1976 text:April from:01/05/1976 till:31/05/1976 text:May TextData = pos:(620,23) text:"(For further details, please see" pos:(764,23) text:"scales)"

Moderate Tropical Storm Audrey

|10-min winds=45 |1-min winds=50 Moderate Tropical Storm Audrey developed on November 17. Audrey struck Madagascar shortly before dissipating on November 29.

Tropical Cyclone Barbara

|10-min winds=80 |1-min winds=70

Severe Tropical Storm Barbara developed on December 3. It made landfall in Madagascar twice before dissipating on December 19.

Very Intense Tropical Cyclone Clotilde

|10-min winds=135 |1-min winds=65 Very Intense Tropical Cyclone Clotilde developed on January 7. It struck Madagascar and continued southeastward in the Indian Ocean before dissipating on January 21.

Very Intense Tropical Cyclone Terry–Danae

|10-min winds=140 |1-min winds=100

Cyclone Danae first affected Agaléga, where the storm destroyed the wind gauge. Winds were estimated at over 240 km/h. The storm also produced high waves that affected the northern coast of Réunion, flooding coastal roads. Cyclone Danae later struck Madagascar and then hit the east coast of Mozambique and South Africa in late January 1976. 50 people were killed in the flooding that resulted from the heavy rainfall of Cyclone Danae.

In South Africa, rainfall totals reached over 250 mm in the northeastern portion of the country, which caused widespread river flooding.

Moderate Tropical Storm Ella

|10-min winds=40 |1-min winds=30 Moderate Tropical Storm Ella developed on March 9. It struck Mozambique shortly before dissipating on March 12.

Moderate Tropical Storm Frederique

|10-min winds=40 |1-min winds=30 Tropical Disturbance Frederique existed from March 25 to March 26. It formed shortly before dissipating.

Moderate Tropical Storm Gladys

|10-min winds=45 |1-min winds= Moderate Tropical Storm Gladys developed on March 27. It struck Madagascar and later Mozambique. Gladys then moved erratically in the Mozambique Channel before dissipating on April 10.

Moderate Tropical Storm Bert–Heliotrope

|10-min winds=45 |1-min winds= Moderate Tropical Storm Bert–Heliotrope existed from April 3 to April 12. It caused no damage or casualties and did not make landfall.

Season effects

|- | Audrey || || bgcolor=#| || bgcolor=#|45 kn || bgcolor=#|995 hPa || None || || || |- | Barbara || || bgcolor=#| || bgcolor=#|95 kn || bgcolor=#|980 hPa || None || || || |- | Clotilde || || bgcolor=#| || bgcolor=#|135 kn || bgcolor=#|980 hPa || None || || || |- | Terry–Danae || || bgcolor=#| || bgcolor=#|140 kn || bgcolor=#|955 hPa || None || || || |- | Elsa || || bgcolor=#| || bgcolor=#|45 kn || bgcolor=#|995 hPa || None || || || |- | Frederique || || bgcolor=#| || bgcolor=#|40 kn || bgcolor=#|1005 hPa || None || || || |- | Gladys || || bgcolor=#| || bgcolor=#|45 kn || bgcolor=#|998 hPa || None || || || |- | Bert–Heliotrope || || bgcolor=#| || bgcolor=#|45 kn || bgcolor=#|1000 hPa || None || || || |- | Carol || || bgcolor=#| || bgcolor=#|45 kn || bgcolor=#|992 hPa || None || || || |-

References

References

1. (1996). ["Hurricane Danae, 11-27 January"]({{GTECCA url). National Climatic Data Center.
2. "WeatherSA Home: Johannesburg".
3. Z.P. Kovács. (May 1985). "Documentation of the 1984 Domoina Floods". Department of Water Affairs (South Africa).
4. (1977). "Saison 1975-1976 des perturbations tropicales dans l'océan indien du sud-ouest". Météorologie Maritime.
5. ["1976 Moderate Tropical Storm Carol (1976124S07092)"]({{IBTRACS url). International Best Track Archive for Climate Stewardship.