1977–78 South-West Indian Ocean cyclone season
{{short description|Cyclone season in the Southwest Indian Ocean}}
{{Infobox hurricane season
| Basin=SWI
| Year=1978
| Track=1977-1978 South-West Indian Ocean cyclone season summary.jpg
| First storm formed=November 18, 1977
| Last storm dissipated=March 23, 1978
| Strongest storm name=Aurore
| Strongest storm pressure=927
| Strongest storm winds=92
| Average wind speed=10
| Total depressions=14
| Total storms=12
| Total hurricanes=2
| Total intense=1
| Fatalities=2
| Damages=
| five seasons=1975–76, 1976–77, 1977–78, 1978–79, 1979–80
| Australian season=1977–78 Australian region cyclone season
| South Pacific season=1977–78 South Pacific cyclone season
}}
The 1977–78 South-West Indian Ocean cyclone season was an above average cyclone season. The season officially ran from November 1, 1977, to April 30, 1978.
Systems
ImageSize = width:820 height:230
PlotArea = top:10 bottom:80 right:30 left:30
Legend = columns:3 left:30 top:58 columnwidth:280
AlignBars = early
DateFormat = dd/mm/yyyy
Period = from:01/11/1977 till:31/03/1978
TimeAxis = orientation:horizontal
ScaleMinor = grid:black unit:month increment:1 start:01/11/1977
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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)
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BarData =
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bar:Month
PlotData=
barset:Hurricane width:11 align:left fontsize:S shift:(4,-4) anchor:till
from:18/11/1977 till:29/11/1977 color:IT text:"Aurore (ITC)"
from:03/12/1977 till:08/12/1977 color:TS text:"Babette (MTS)"
from:21/12/1977 till:23/12/1977 color:TS text:"Sam–Celimene (MTS)"
from:26/12/1977 till:28/12/1977 color:TD text:"Dulcinee (TD)"
from:28/12/1977 till:02/01/1978 color:TS text:"Esther (MTS)"
from:16/01/1978 till:23/01/1978 color:TC text:"Fleur (TC)"
from:26/01/1978 till:01/02/1978 color:TS text:"Huberte (MTS)"
barset:break
from:27/01/1978 till:05/02/1978 color:TS text:"Georgia (MTS)"
from:07/02/1978 till:14/02/1978 color:ST text:"Irena (STS)"
from:12/02/1978 till:21/02/1978 color:TS text:"Jacqueline (MTS)"
from:04/03/1978 till:12/03/1978 color:TS text:"Kiki (MTS)"
from:14/03/1978 till:18/03/1978 color:TD text:"Lucie (TD)"
from:15/03/1978 till:19/03/1978 color:TS text:"Marylou (MTS)"
from:18/03/1978 till:23/03/1978 color:ST text:"Nadine (STS)"
bar:Month width:5 align:center fontsize:S shift:(0,-20) anchor:middle color:canvas
from:01/11/1977 till:30/11/1977 text:November
from:01/12/1977 till:31/12/1977 text:December
from:01/01/1978 till:31/01/1978 text:January
from:01/02/1978 till:28/02/1978 text:February
from:01/03/1978 till:31/03/1978 text:March
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text:"(For further details, please see"
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text:"scales)"
=Intense Tropical Cyclone Aurore=
{{Infobox Hurricane Small
|Basin=SWI
|Track=Aurore 1977 track.png
|Formed=November 18
|Dissipated=November 29
|10-min winds=95
|1-min winds=125
|Pressure=927
|Image=}}
{{clear}}
=Moderate Tropical Storm Babette=
{{Infobox Hurricane Small
|Basin=SWI
|Track=Babette 1977 track.png
|Formed=December 3
|Dissipated=December 8
|10-min winds=36
|1-min winds=50
|Pressure=991
}}
{{clear}}
=Moderate Tropical Storm Sam–Celimene=
{{Infobox Hurricane Small
|Basin=SWI
|Track=Sam-Celimene 1977 track.png
|Formed=December 21 (Entered basin)
|Dissipated=December 23
|10-min winds=36
|1-min winds=50
|Pressure=991
}}
{{clear}}
=Tropical Depression Dulcinee=
{{Infobox Hurricane Small
|Basin=SWI
|Track=Dulcinee 1977 track.png
|Formed=December 26
|Dissipated=December 28
|10-min winds=28
|1-min winds=40
|Pressure=997
}}
{{clear}}
=Moderate Tropical Storm Esther=
{{Infobox Hurricane Small
|Basin=SWI
|Image=Tropical Storm Esther 1 Jan 1978 0900z.png
|Track=Esther 1977 track.png
|Formed=December 28
|Dissipated=January 2
|10-min winds=44
|1-min winds=65
|Pressure=984
}}
{{clear}}
=Tropical Cyclone Fleur=
{{Infobox Hurricane Small
|Basin=SWI
|Track=Fleur 1978 track.png
|Formed=January 16
|Dissipated=January 23
|10-min winds=82
|1-min winds=110
|Pressure=941
|Image=}}
Cyclone Fleur passed just east of Mauritius on January 20, producing wind gusts of {{convert|145|km/h|mph|abbr=on}}, which damaged crops. Heavy rainfall occurred on neighboring Réunion, reaching {{convert|442|mm|in|abbr=on}} at Foc Foc.{{cite web|publisher=Mauritius Meteorological Services|title=List of Historical Cyclones|accessdate=February 4, 2019|url=http://metservice.intnet.mu/publications/list-of-historical-cyclones.php}}{{cite report|publisher=Bank of Mauritius|title=Quarterly Review January-March 1978|page=7|volume=X|url=https://www.bom.mu/sites/default/files/1978_jan-mar.pdf|format=PDF|accessdate=February 7, 2019}}{{cite report|series=Global tropical/extratropical cyclone climatic atlas|title=Hurricane Fleur, 16-23 January|year=1996|work=National Climatic Data Center|accessdate=February 7, 2019|url={{GTECCA url|basin=SWI|year=1978_1}}}}
{{clear}}
=Moderate Tropical Storm Huberte=
{{Infobox Hurricane Small
|Basin=SWI
|Track=Huberte 1978 track.png
|Formed=January 26
|Dissipated=February 1
|10-min winds=36
|1-min winds=55
|Pressure=991
}}
The storm passed near Rodrigues.{{cite report|series=Global tropical/extratropical cyclone climatic atlas|title=Tropical Storm Huberte, 26-31 January|year=1996|work=National Climatic Data Center|accessdate=February 7, 2019|url={{GTECCA url|basin=SWI|year=1978_2}}}}
{{clear}}
=Moderate Tropical Storm Georgia=
{{Infobox Hurricane Small
|Basin=SWI
|Track=Georgia 1978 track.png
|Formed=January 27
|Dissipated=February 5
|10-min winds=36
|1-min winds=55
|Pressure=991
}}
{{clear}}
=Severe Tropical Storm Irena=
{{Infobox Hurricane Small
|Basin=SWI
|Track=Irena 1978 track.png
|Formed=February 7
|Dissipated=February 14
|10-min winds=52
|1-min winds=75
|Pressure=976
}}
{{clear}}
=Moderate Tropical Storm Jacqueline=
{{Infobox Hurricane Small
|Basin=SWI
|Track=Jacqueline 1978 track.png
|Formed=February 12
|Dissipated=February 21
|10-min winds=36
|1-min winds=55
|Pressure=991
}}
{{clear}}
=Moderate Tropical Storm Kiki=
{{Infobox Hurricane Small
|Basin=SWI
|Track=Kiki 1978 track.png
|Formed=March 4
|Dissipated=March 12
|10-min winds=36
|1-min winds=55
|Pressure=991
}}
On March 7, Kiki reformed near Mauritius and latter passed just southeast of Réunion. Rainfall reached {{convert|275.5|mm|in|abbr=on}}, which flooded coastal roads, damaged bridges, and killed two people.{{cite report|series=Global tropical/extratropical cyclone climatic atlas|title=Tropical Storm Kiki, 4-9 March|year=1996|work=National Climatic Data Center|accessdate=February 7, 2019|url={{GTECCA url|basin=SWI|year=1978_6}}}}
{{clear}}
=Tropical Depression Lucie=
{{Infobox Hurricane Small
|Basin=SWI
|Track=Lucie 1978 track.png
|Formed=March 14
|Dissipated=March 18
|10-min winds=28
|1-min winds=45
|Pressure=997
}}
{{clear}}
=Moderate Tropical Storm Marylou=
{{Infobox Hurricane Small
|Basin=SWI
|Track=Marylou 1978 track.png
|Formed=March 15
|Dissipated=March 19
|10-min winds=36
|1-min winds=55
|Pressure=991
}}
{{clear}}
=Severe Tropical Storm Nadine=
{{Infobox Hurricane Small
|Basin=SWI
|Track=Nadine SWI 1978 track.png
|Formed=March 18
|Dissipated=March 23
|10-min winds=52
|1-min winds=70
|Pressure=976
}}
{{clear}}
See also
References
{{reflist|2}}
{{TC Decades|Year=1970|basin=South-West Indian Ocean|type=cyclone|shem=yes}}
{{Tropical cyclone season|1977|split-year=y}}
{{DEFAULTSORT:1977-78 South-West Indian Ocean cyclone season}}
Category:South-West Indian Ocean cyclone seasons
Category:1977–78 Southern Hemisphere tropical cyclone season