View source for 1974–75 South Pacific cyclone season

{{Short description|Tropical cyclone season}}
{{Infobox hurricane season
| Basin=SPac
| Year=1975
| Track=1974-1975 South Pacific cyclone season summary.jpg
| First storm formed=November 20, 1974
| Last storm dissipated=April 6, 1975
| Strongest storm name=Val and Alison
| Strongest storm pressure=945
| Strongest storm winds=85
| Average wind speed=10
| Total disturbances=6
| Total hurricanes=5
| Total intense=3
| Fatalities=
| Damages=
| Inflated=
| five seasons=[[1972–73 South Pacific cyclone season|1972–73]], [[1973–74 South Pacific cyclone season|1973–74]], '''1974–75''', [[1975–76 South Pacific cyclone season|1975–76]], [[1976–77 South Pacific cyclone season|1976–77]]
| South Indian season=1974–75 South-West Indian Ocean cyclone season
| Australian season=1974–75 Australian region cyclone season
}}

The '''1974–75 South Pacific cyclone season''' ran year-round from July 1 to June 30. Tropical cyclone activity in the Southern Hemisphere reaches its peak from mid-February to early March.

==Systems==
{{clear}}
===Cyclone 04P===
{{Infobox hurricane small
|Basin=Aus
|Track=04P 1974 track.png
|Image=
|Formed=December 6
|Dissipated=December 9
|10-min winds=
|1-min winds=35
|Pressure=
}}
This cyclone existed from December 6 to December 9.
{{clear}}

===Cyclone 05P===
{{Infobox hurricane small
|Basin=SPac
|Track=05P 1974 track.png
|Image=
|Formed=December 11
|Dissipated=December 15
|10-min winds=
|1-min winds=45
|Pressure=
}}
This cyclone existed from December 11 to December 15.
{{clear}}

===Cyclone 06P===
{{Infobox hurricane small
|Basin=SPac
|Track=06P 1974 track.png
|Image=
|Formed=December 18
|Dissipated=December 24
|10-min winds=
|1-min winds=50
|Pressure=
}}
This cyclone existed from December 18 to December 24.
{{clear}}

===Tropical Cyclone Flora===
{{Infobox hurricane small
|Basin=SPac
|Track=Flora 1975 track.png
|Image=
|Formed=January 12
|Dissipated=January 22
|10-min winds=55
|1-min winds=50
|Pressure=980
}}
Tropical Cyclone Flora existed from January 12 to January 22.
{{clear}}

===Tropical Cyclone Gloria===
{{Infobox hurricane small
|Basin=Aus
|Track=Gloria 1975 track.png
|Image=
|Formed=January 19
|Dissipated=January 23
|1-min winds=55
|10-min winds=55
|Pressure=976
}}
Tropical Cyclone Gloria existed from January 14 to January 23.
{{clear}}

===Cyclone 15P===
{{Infobox hurricane small
|Basin=Aus
|Track=15P 1975 track.png
|Image=
|Formed=January 19
|Dissipated=January 21
|10-min winds=
|1-min winds=35
|Pressure=
}}
This cyclone existed from January 19 to January 21. 
{{clear}}

===Severe Tropical Cyclone Val===
{{Infobox hurricane small
|Basin=SPac
|Track=Val 1975 track.png 
|Image=ValJanuary301975.gif
|Formed=January 24
|Dissipated=February 5
| 1-min winds      = 120
| 10-min winds     = 85
| Gusts            = 
|Pressure= 945
}}
This cyclone existed from January 24 to February 5.
{{clear}}

===Cyclone 18P===
{{Infobox hurricane small
|Basin=SPac
|Track=18P 1975 track.png
|Image=
|Formed=January 26
|Dissipated=January 28
|10-min winds=
|1-min winds=35
|Pressure=
}}
This cyclone existed from January 26 to January 28.
{{clear}}

===Severe Tropical Cyclone Alison===
{{Infobox Hurricane Small
|Basin=SPac
|Image=AlisonMarch61975.png
|Formed=March 4
|Dissipated=March 13
|10-min winds=85
|1-min winds=120
|Pressure=945
|Track=Alison 1975 track.png
}}
This cyclone existed from March 4 to March 13.
{{clear}}

===Severe Tropical Cyclone Betty===
{{Infobox Hurricane Small
|Basin=SPac
|Track=Betty SPac 1975 track.png <!--use 29P 1975 track.png if needed-->
|Formed=March 30
|Dissipated=April 12
|10-min winds=70
|1-min winds=85
|Pressure=965
}}
This cyclone existed from March 30 to April 12.
{{clear}}

===Other systems===
The first tropical disturbance of the season was first noted on November 19, while it was located within the Australian region about {{convert|500|km|mi|round=5|abbr=on}} to the north of Brisbane, Australia.<ref name="METMAR">{{cite magazine|date=1976|title=Saison des perturbations tropicales: 1974-1975 dans le pacifique sud-oues|issue=137|pages=43–46|url=http://bibliotheque.meteo.fr/exl-php/docs/ILS_DOC/245006/doc00036393__PDF.txt|journal=Météorologie Maritime|issn=2107-0830|language=French}}</ref><ref>{{cite web|url={{IBTRACS url|id=1974324S24156}}|title=1974 Not Named (1974324S24156)|publisher=International Best Track Archive for Climate Stewardship|accessdate=November 5, 2019}}</ref> Over the next couple of days, the system moved north-westwards into the South Pacific basin towards New Caledonia, before it recurved south-eastwards and was last noted as it moved back into the Australian region during November 24.<ref name="METMAR"/><ref>{{cite web|url={{IBTRACS url|id=1974325S24166}}|title=1974 Tropical Cyclone (Gale) Not Named (1974325S24166)|publisher=International Best Track Archive for Climate Stewardship|accessdate=November 5, 2019}}</ref> A windspeed of {{convert|75|km/h|mph|round=5|abbr=on}} was recorded in northern New Zealand and associated with this system.<ref name="METMAR"/>

==Seasonal effects==

{{Tropical cyclone season effects|basin=SPac|
{{Tropical cyclone season effects (cyclone)|name=Unnamed|formed=November 20, 1974|dissipated=November 24, 1974|category=Aus1|winds=45|pressure=994|affected=New Caledonia|damages=|deaths=|refs=<ref name="METMAR" />}}
{{Tropical cyclone season effects (cyclone)|name=Flora|formed=January 12, 1975|dissipated=January 22, 1975|category=Aus2|winds=55|pressure=980|affected=|damages=|deaths=|refs=}}
{{Tropical cyclone season effects (cyclone)|name=Gloria|formed=January 19, 1975|dissipated=January 23, 1975|category=Aus2|winds=55|pressure=980|affected=|damages=|deaths=|refs=}}
{{Tropical cyclone season effects (cyclone)|name=Val|formed=January 24, 1975|dissipated=February 5, 1975|category=Aus3|winds=85|pressure=965|affected=|damages=|deaths=|refs=}}
{{Tropical cyclone season effects (cyclone)|name=Alison|formed=March 4, 1975|dissipated=March 13, 1975|category=Aus3|winds=70|pressure=965|affected=|damages=|deaths=|refs=}}
{{Tropical cyclone season effects (cyclone)|name=Betty|formed=March 30, 1975|dissipated=April 12, 1975|category=Aus3|winds=85|pressure=965|affected=|damages=|deaths=|refs=<ref>{{cite web|url={{IBTRACS url|id=1975089S17163}}|title=1975 Tropical Cyclone Betty (1975089S17163)|publisher=International Best Track Archive for Climate Stewardship|accessdate=April 5, 2022}}</ref>}}
}}

==See also==
{{Portal|Tropical cyclones}}
*Atlantic hurricane seasons: [[1974 Atlantic hurricane season|1974]], [[1975 Atlantic hurricane season|1975]]
*Eastern Pacific hurricane seasons: [[1974 Pacific hurricane season|1974]], [[1975 Pacific hurricane season|1975]]
*Western Pacific typhoon seasons: [[1974 Pacific typhoon season|1974]], [[1975 Pacific typhoon season|1975]]
*North Indian Ocean cyclone seasons: [[1974 North Indian Ocean cyclone season|1974]], [[1975 North Indian Ocean cyclone season|1975]]
*[[List of tropical cyclone records]]

==References==
{{reflist|2}}

==External links==
{{SPAC EL's}}
{{TC Decades|Year=1970|basin=South Pacific|type=cyclone|shem=yes}}
{{Tropical cyclone season|1974|split-year=y}}

{{DEFAULTSORT:1974-75 South Pacific cyclone season}}
[[Category:1974–75 South Pacific cyclone season| ]]
[[Category:South Pacific cyclone seasons]]
[[Category:Articles which contain graphical timelines]]