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Data as of 2026-10-17
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Built 2026-10-19 (19 October 2026)

Koji: 2026 South Pacific

Koji reached 55 kt (102 km/h, 63 mph) (TS) in the 2026 South Pacific season, from 2026-01-07 to 2026-01-14, with track, wind and pressure and 1.3 ACE.

Data as of . Last revised (2026-10-17).

Key Facts

  • Koji was a tropical storm at its peak in the 2026 South Pacific season.
  • Peak maximum sustained wind was 55 kt (102 km/h, 63 mph), reached on 10 January 2026, and the lowest pressure was 987 hPa.
  • The track runs from 7 January 2026 to 14 January 2026 with 63 six hourly positions.
  • Koji accumulated 1.3 ACE.
  • 1 landfall is recorded, the first on 11 January 2026.

Track

7 January 2026 to 14 January 2026
Track of Koji 2026, coloured by intensity Koji formed on 7 January 2026 and its track is coloured by category at each six hourly step, peaking as a tropical storm. Landfall 2026-01-11
Koji formed on 7 January 2026 and its track is coloured by category at each six hourly step, peaking as a tropical storm. Made with Natural Earth and IBTrACS. Ringed points mark landfalls or the latest advisory position.
Track of Koji 2026, coloured by intensity: tracks drawn on the map
StormFirst position (lat, lon)Last position (lat, lon)Track points
Koji-15.3, 152.2-19.6, 139.663

Wind

Knots, six hourly
Maximum sustained wind of Koji Maximum sustained wind in knots every six hours, from 30 kt (56 km/h, 35 mph) at the start to a peak of 55 kt (102 km/h, 63 mph). 0 15 30 45 60 01-0701-0801-0901-1001-1101-1201-1301-14
Maximum sustained wind in knots every six hours, from 30 kt (56 km/h, 35 mph) at the start to a peak of 55 kt (102 km/h, 63 mph).
Maximum sustained wind of Koji
Time (UTC)Wind (kt)
2026-01-07T00:00:00Z30 kt
2026-01-07T03:00:00Zn/a
2026-01-07T06:00:00Z30 kt
2026-01-07T09:00:00Zn/a
2026-01-07T12:00:00Z25 kt
2026-01-07T15:00:00Zn/a
2026-01-07T18:00:00Z25 kt
2026-01-07T21:00:00Zn/a
2026-01-08T00:00:00Z25 kt
2026-01-08T03:00:00Zn/a
2026-01-08T06:00:00Z25 kt
2026-01-08T09:00:00Zn/a
2026-01-08T12:00:00Z25 kt
2026-01-08T15:00:00Zn/a
2026-01-08T18:00:00Z30 kt
2026-01-08T21:00:00Zn/a
2026-01-09T00:00:00Z35 kt
2026-01-09T03:00:00Zn/a
2026-01-09T06:00:00Z35 kt
2026-01-09T09:00:00Zn/a
2026-01-09T12:00:00Z30 kt
2026-01-09T15:00:00Zn/a
2026-01-09T18:00:00Z40 kt
2026-01-09T21:00:00Zn/a
2026-01-10T00:00:00Z45 kt
2026-01-10T03:00:00Z55 kt
2026-01-10T06:00:00Z50 kt
2026-01-10T09:00:00Z42 kt
2026-01-10T12:00:00Z50 kt
2026-01-10T15:00:00Z45 kt
2026-01-10T18:00:00Z45 kt
2026-01-10T21:00:00Z40 kt
2026-01-11T00:00:00Z30 kt
2026-01-11T03:00:00Z32 kt
2026-01-11T06:00:00Z25 kt
2026-01-11T09:00:00Zn/a
2026-01-11T12:00:00Z20 kt
2026-01-11T15:00:00Zn/a
2026-01-11T18:00:00Z20 kt
2026-01-11T21:00:00Zn/a
2026-01-12T00:00:00Z20 kt
2026-01-12T03:00:00Zn/a
2026-01-12T06:00:00Z20 kt
2026-01-12T09:00:00Zn/a
2026-01-12T12:00:00Z15 kt
2026-01-12T15:00:00Zn/a
2026-01-12T18:00:00Z15 kt
2026-01-12T21:00:00Zn/a
2026-01-13T00:00:00Z15 kt
2026-01-13T03:00:00Zn/a
2026-01-13T06:00:00Z20 kt
2026-01-13T09:00:00Zn/a
2026-01-13T12:00:00Z20 kt
2026-01-13T15:00:00Zn/a
2026-01-13T18:00:00Z15 kt
2026-01-13T21:00:00Zn/a
2026-01-14T00:00:00Z15 kt
2026-01-14T03:00:00Zn/a
2026-01-14T06:00:00Z15 kt
2026-01-14T09:00:00Zn/a
2026-01-14T12:00:00Z10 kt
2026-01-14T15:00:00Zn/a
2026-01-14T18:00:00Z10 kt

Pressure

hPa, six hourly
Central pressure of Koji Central pressure in hectopascals every six hours, falling to 987 hPa at the lowest. 980 1035 1090 1145 1200 01-0701-0801-0901-1001-1101-1201-1301-14
Central pressure in hectopascals every six hours, falling to 987 hPa at the lowest.
Central pressure of Koji
Time (UTC)Pressure (hPa)
2026-01-07T00:00:00Z1003 hPa
2026-01-07T03:00:00Zn/a
2026-01-07T06:00:00Z1003 hPa
2026-01-07T09:00:00Zn/a
2026-01-07T12:00:00Z1003 hPa
2026-01-07T15:00:00Zn/a
2026-01-07T18:00:00Z1003 hPa
2026-01-07T21:00:00Zn/a
2026-01-08T00:00:00Z1002 hPa
2026-01-08T03:00:00Zn/a
2026-01-08T06:00:00Z1002 hPa
2026-01-08T09:00:00Zn/a
2026-01-08T12:00:00Z1000 hPa
2026-01-08T15:00:00Zn/a
2026-01-08T18:00:00Z998 hPa
2026-01-08T21:00:00Zn/a
2026-01-09T00:00:00Z992 hPa
2026-01-09T03:00:00Zn/a
2026-01-09T06:00:00Z990 hPa
2026-01-09T09:00:00Zn/a
2026-01-09T12:00:00Z994 hPa
2026-01-09T15:00:00Zn/a
2026-01-09T18:00:00Z990 hPa
2026-01-09T21:00:00Zn/a
2026-01-10T00:00:00Z992 hPa
2026-01-10T03:00:00Z991 hPa
2026-01-10T06:00:00Z990 hPa
2026-01-10T09:00:00Z988 hPa
2026-01-10T12:00:00Z990 hPa
2026-01-10T15:00:00Z988 hPa
2026-01-10T18:00:00Z987 hPa
2026-01-10T21:00:00Z990 hPa
2026-01-11T00:00:00Z992 hPa
2026-01-11T03:00:00Z993 hPa
2026-01-11T06:00:00Z992 hPa
2026-01-11T09:00:00Zn/a
2026-01-11T12:00:00Z996 hPa
2026-01-11T15:00:00Zn/a
2026-01-11T18:00:00Z994 hPa
2026-01-11T21:00:00Zn/a
2026-01-12T00:00:00Z997 hPa
2026-01-12T03:00:00Zn/a
2026-01-12T06:00:00Z995 hPa
2026-01-12T09:00:00Zn/a
2026-01-12T12:00:00Z996 hPa
2026-01-12T15:00:00Zn/a
2026-01-12T18:00:00Z997 hPa
2026-01-12T21:00:00Zn/a
2026-01-13T00:00:00Z999 hPa
2026-01-13T03:00:00Zn/a
2026-01-13T06:00:00Z996 hPa
2026-01-13T09:00:00Zn/a
2026-01-13T12:00:00Z998 hPa
2026-01-13T15:00:00Zn/a
2026-01-13T18:00:00Z997 hPa
2026-01-13T21:00:00Zn/a
2026-01-14T00:00:00Z998 hPa
2026-01-14T03:00:00Zn/a
2026-01-14T06:00:00Z996 hPa
2026-01-14T09:00:00Zn/a
2026-01-14T12:00:00Z999 hPa
2026-01-14T15:00:00Zn/a
2026-01-14T18:00:00Z997 hPa

ACE Compared With the 2026 Season

Accumulated cyclone energy of named storms in 2026
Polo (Eastern North Pacific)50.2 ACE
Lowell (Eastern North Pacific)44.3 ACE
Nolo (Eastern North Pacific)31.5 ACE
Karina (Eastern North Pacific)31.3 ACE
Rachel (Eastern North Pacific)26.7 ACE
Genevieve (Eastern North Pacific)26.4 ACE
Lala (Eastern North Pacific)24.6 ACE
Dudzai (South-West Indian)21.7 ACE
Grant (South-West Indian)21.5 ACE
Narelle (South Pacific)19.1 ACE
Fausto (Eastern North Pacific)18.7 ACE
Maila (South Pacific)17.2 ACE
Gezani (South-West Indian)16.6 ACE
Odalys (Eastern North Pacific)16.3 ACE
Marie (Eastern North Pacific)13.5 ACE
Fina (South-West Indian)13.4 ACE
Simon (Eastern North Pacific)11.3 ACE
Horacio (South-West Indian)10.2 ACE
Isaias (North Atlantic)7.2 ACE
Bakung (South-West Indian)6.6 ACE
Jenna (South-West Indian)5.8 ACE
Elida (Eastern North Pacific)5.7 ACE
Fytia (South-West Indian)5.1 ACE
Indusa (South-West Indian)5.0 ACE
Chenge (South-West Indian)4.7 ACE
Hayley (South-West Indian)4.4 ACE
Mitchell (South Pacific)4.2 ACE
Fay (North Atlantic)3.8 ACE
Norbert (Eastern North Pacific)3.7 ACE
Iselle (Eastern North Pacific)3.5 ACE
Nokaen (Western North Pacific)2.8 ACE
Bertha (North Atlantic)2.2 ACE
Amanda (Eastern North Pacific)1.7 ACE
Moke (Eastern North Pacific)1.6 ACE
Koji (this storm)1.3 ACE
Gonzalo (North Atlantic)1.3 ACE
Hanna (North Atlantic)1.3 ACE
Luana (South-West Indian)1.3 ACE
Cristina (Eastern North Pacific)1.2 ACE
Iggy (South-West Indian)1.1 ACE
Penha (Western North Pacific)1.0 ACE
Ewetse (South-West Indian)0.9 ACE
Hernan (Eastern North Pacific)0.9 ACE
Edouard (North Atlantic)0.8 ACE
Douglas (Eastern North Pacific)0.7 ACE
Boris (Eastern North Pacific)0.7 ACE
Dolly (North Atlantic)0.5 ACE
Julio (Eastern North Pacific)0.5 ACE
Cristobal (North Atlantic)0.4 ACE
Arthur (North Atlantic)0.4 ACE
Awo (South-West Indian)0.4 ACE
Juluka (South-West Indian)0.4 ACE
Blossom (South-West Indian)0.3 ACE
Atsani (Western North Pacific)0.0 ACE
Bang-Lang (Western North Pacific)0.0 ACE
Bavi (Western North Pacific)0.0 ACE
Chan-Hom (Western North Pacific)0.0 ACE
Choi-Wan (Western North Pacific)0.0 ACE
Dolphin (Western North Pacific)0.0 ACE
Dujuan (Western North Pacific)0.0 ACE
Etau (Western North Pacific)0.0 ACE
Hagupit (Western North Pacific)0.0 ACE
Higos (Western North Pacific)0.0 ACE
Jangmi (Western North Pacific)0.0 ACE
Koguma (Western North Pacific)0.0 ACE
Krovanh (Western North Pacific)0.0 ACE
Maysak (Western North Pacific)0.0 ACE
Mekkhala (Western North Pacific)0.0 ACE
Nangka (Western North Pacific)0.0 ACE
Narra (Western North Pacific)0.0 ACE
Noul (Western North Pacific)0.0 ACE
Nuri (Western North Pacific)0.0 ACE
Peilou (Western North Pacific)0.0 ACE
Saudel (Western North Pacific)0.0 ACE
Saudel (Western North Pacific)0.0 ACE
Sinlaku (Western North Pacific)0.0 ACE
Surigae (Western North Pacific)0.0 ACE
Urmil (South Pacific)0.0 ACE
Vaianu (South Pacific)0.0 ACE

ACE is the sum of the squares of six hourly wind speeds, in units of 10,000 knots squared, counted while winds are at or above 34 knots.

Landfalls

Landfalls of Koji 2026
DatePlacePositionWind
2026-01-11Open coast, place not named in the data-20.0, 147.730 kt (56 km/h, 35 mph)

Which Agency's Numbers

Wind and pressure from bom,usa as carried in NOAA IBTrACS. Agencies average winds over different periods.

Related Headlines

Third party news, headline and link only

Download the Data

Sources: Source: International Best Track Archive for Climate Stewardship (IBTrACS) v04r01, NOAA National Centers for Environmental Information, doi:10.25921/82ty-9e16. Some agency values come from third parties such as JMA, IMD and BoM. (NOAA NCEI terms (citation requested)) Made with Natural Earth. Public domain map data. Borders are Natural Earth's de facto depiction. Data as of 2026-10-17. Storm records are best tracks and can be revised by the agencies.