Southwest Pacific Tropical Cyclone Outlook

The NIWA and MetService assessment of named tropical cyclone (TC) activity indicates 9 to 14 named TCs could occur in the Southwest Pacific basin between November 2023 and April 2024. The seasonal outlook is for normal to above normal activity in terms of overall named TCs in the region.

The NIWA and MetService assessment of named tropical cyclone (TC) activity indicates 6 to 10 named TCs could occur in the Southwest Pacific basin between November 2022 and April 2023. The seasonal outlook is for near normal activity in terms of overall named TCs in the region.

The NIWA and MetService assessment of named tropical cyclone (TC) activity indicates 9 to 12 named TCs could occur in the Southwest Pacific basin between November 2021 and April 2022. The seasonal outlook is for normal to slightly above normal activity in terms of overall named TCs in the region

The NIWA and MetService assessment of named tropical cyclone (TC) activity indicates 8 to 10 named TCs could occur in the Southwest Pacific basin between November 2020 and April 2021. This seasonal outlook is for normal to below normal activity in terms of overall named cyclone systems in the region.

NIWA and MetService analyses indicate 9 to 12 named tropical cyclones (TC) could occur in the Southwest Pacific basin between November 2019 and April 2020. This expectation for tropical cyclone activity is close to normal for the region, but with elevated activity east of the International Date Line especially during the late season between February and April.

Southwest Pacific Tropical Cyclone Outlook: Near-normal tropical cyclone activity overall during November-April, but increased east and reduced west of the Date Line; multiple severe tropical cyclones expected.