In the period between 1990 and 2023, there was an average of nine storms per year tracked in the South Pacific Ocean. In 2023, there were also six named storms registered in the basin, down from nine storms in the previous year. The highest count recorded for a season within the indicated period was in 1998, with a total of 20 named tropical cyclones.
Number of named tropical cyclones in the South Pacific Ocean from 1990 to 2023
South Pacific Ocean seasons are defined to start on July 1 of the previous year. For example, the 1990 season ran from July 1, 1989 through June 30, 1990.
Tropical cyclones with a wind speed above 39 miles per hour are considered tropical storms, and are given a name.
According to the source, figures were calculated by the Colorado State University from the Joint Typhoon Warning Center best tracks as archived in the International Best Track Archive for Climate Stewardship.
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CSU. (June 26, 2024). Number of named tropical cyclones in the South Pacific Ocean from 1990 to 2023 [Graph]. In Statista. Retrieved December 21, 2024, from https://www.statista.com/statistics/1298406/number-named-storms-south-pacific-ocean/
CSU. "Number of named tropical cyclones in the South Pacific Ocean from 1990 to 2023." Chart. June 26, 2024. Statista. Accessed December 21, 2024. https://www.statista.com/statistics/1298406/number-named-storms-south-pacific-ocean/
CSU. (2024). Number of named tropical cyclones in the South Pacific Ocean from 1990 to 2023. Statista. Statista Inc.. Accessed: December 21, 2024. https://www.statista.com/statistics/1298406/number-named-storms-south-pacific-ocean/
CSU. "Number of Named Tropical Cyclones in The South Pacific Ocean from 1990 to 2023." Statista, Statista Inc., 26 Jun 2024, https://www.statista.com/statistics/1298406/number-named-storms-south-pacific-ocean/
CSU, Number of named tropical cyclones in the South Pacific Ocean from 1990 to 2023 Statista, https://www.statista.com/statistics/1298406/number-named-storms-south-pacific-ocean/ (last visited December 21, 2024)
Number of named tropical cyclones in the South Pacific Ocean from 1990 to 2023 [Graph], CSU, June 26, 2024. [Online]. Available: https://www.statista.com/statistics/1298406/number-named-storms-south-pacific-ocean/
