Kai-Tak: 2017 Western North Pacific
Kai-Tak reached 50 kt (93 km/h, 58 mph) (TS) in the 2017 Western North Pacific season, from 2017-12-12 to 2017-12-23, with track, wind and pressure and 2.1 ACE.
Data as of . Last revised (2026-10-17).
Key Facts
- Kai-Tak was a tropical storm at its peak in the 2017 Western North Pacific season.
- Peak maximum sustained wind was 50 kt (93 km/h, 58 mph), reached on 14 December 2017, and the lowest pressure was 985 hPa.
- The track runs from 12 December 2017 to 23 December 2017 with 89 six hourly positions.
- Kai-Tak accumulated 2.1 ACE.
- 2 landfalls are recorded, the first on 16 December 2017.
Track
12 December 2017 to 23 December 2017| Storm | First position (lat, lon) | Last position (lat, lon) | Track points |
|---|---|---|---|
| Kai-Tak | 10.8, 130.5 | 2.6, 104.9 | 89 |
Wind
Knots, six hourly| Time (UTC) | Wind (kt) |
|---|---|
| 2017-12-12T18:00:00Z | n/a |
| 2017-12-12T21:00:00Z | n/a |
| 2017-12-13T00:00:00Z | n/a |
| 2017-12-13T03:00:00Z | n/a |
| 2017-12-13T06:00:00Z | 20 kt |
| 2017-12-13T09:00:00Z | 23 kt |
| 2017-12-13T12:00:00Z | 25 kt |
| 2017-12-13T15:00:00Z | 25 kt |
| 2017-12-13T18:00:00Z | 25 kt |
| 2017-12-13T21:00:00Z | 28 kt |
| 2017-12-14T00:00:00Z | 35 kt |
| 2017-12-14T03:00:00Z | 35 kt |
| 2017-12-14T06:00:00Z | 35 kt |
| 2017-12-14T09:00:00Z | 45 kt |
| 2017-12-14T12:00:00Z | 40 kt |
| 2017-12-14T15:00:00Z | 50 kt |
| 2017-12-14T18:00:00Z | 40 kt |
| 2017-12-14T21:00:00Z | 48 kt |
| 2017-12-15T00:00:00Z | 40 kt |
| 2017-12-15T03:00:00Z | 45 kt |
| 2017-12-15T06:00:00Z | 40 kt |
| 2017-12-15T09:00:00Z | 45 kt |
| 2017-12-15T12:00:00Z | 35 kt |
| 2017-12-15T15:00:00Z | 45 kt |
| 2017-12-15T18:00:00Z | 35 kt |
| 2017-12-15T21:00:00Z | 45 kt |
| 2017-12-16T00:00:00Z | 35 kt |
| 2017-12-16T03:00:00Z | 43 kt |
| 2017-12-16T06:00:00Z | 35 kt |
| 2017-12-16T09:00:00Z | 35 kt |
| 2017-12-16T12:00:00Z | 30 kt |
| 2017-12-16T15:00:00Z | 28 kt |
| 2017-12-16T18:00:00Z | 25 kt |
| 2017-12-16T21:00:00Z | 25 kt |
| 2017-12-17T00:00:00Z | 25 kt |
| 2017-12-17T03:00:00Z | 25 kt |
| 2017-12-17T06:00:00Z | 25 kt |
| 2017-12-17T09:00:00Z | 28 kt |
| 2017-12-17T12:00:00Z | 30 kt |
| 2017-12-17T15:00:00Z | 30 kt |
| 2017-12-17T18:00:00Z | 30 kt |
| 2017-12-17T21:00:00Z | 28 kt |
| 2017-12-18T00:00:00Z | 25 kt |
| 2017-12-18T03:00:00Z | 25 kt |
| 2017-12-18T06:00:00Z | 25 kt |
| 2017-12-18T09:00:00Z | 25 kt |
| 2017-12-18T12:00:00Z | 25 kt |
| 2017-12-18T15:00:00Z | 25 kt |
| 2017-12-18T18:00:00Z | 25 kt |
| 2017-12-18T21:00:00Z | 28 kt |
| 2017-12-19T00:00:00Z | 30 kt |
| 2017-12-19T03:00:00Z | 30 kt |
| 2017-12-19T06:00:00Z | 30 kt |
| 2017-12-19T09:00:00Z | 30 kt |
| 2017-12-19T12:00:00Z | 30 kt |
| 2017-12-19T15:00:00Z | 33 kt |
| 2017-12-19T18:00:00Z | 35 kt |
| 2017-12-19T21:00:00Z | 35 kt |
| 2017-12-20T00:00:00Z | 35 kt |
| 2017-12-20T03:00:00Z | 38 kt |
| 2017-12-20T06:00:00Z | 35 kt |
| 2017-12-20T09:00:00Z | 43 kt |
| 2017-12-20T12:00:00Z | 40 kt |
| 2017-12-20T15:00:00Z | 48 kt |
| 2017-12-20T18:00:00Z | 40 kt |
| 2017-12-20T21:00:00Z | 48 kt |
| 2017-12-21T00:00:00Z | 35 kt |
| 2017-12-21T03:00:00Z | 43 kt |
| 2017-12-21T06:00:00Z | 35 kt |
| 2017-12-21T09:00:00Z | 38 kt |
| 2017-12-21T12:00:00Z | 35 kt |
| 2017-12-21T15:00:00Z | 33 kt |
| 2017-12-21T18:00:00Z | 30 kt |
| 2017-12-21T21:00:00Z | 28 kt |
| 2017-12-22T00:00:00Z | 25 kt |
| 2017-12-22T03:00:00Z | 25 kt |
| 2017-12-22T06:00:00Z | 25 kt |
| 2017-12-22T09:00:00Z | 23 kt |
| 2017-12-22T12:00:00Z | 20 kt |
| 2017-12-22T15:00:00Z | 20 kt |
| 2017-12-22T18:00:00Z | 20 kt |
| 2017-12-22T21:00:00Z | 23 kt |
| 2017-12-23T00:00:00Z | 25 kt |
| 2017-12-23T03:00:00Z | 25 kt |
| 2017-12-23T06:00:00Z | 25 kt |
| 2017-12-23T09:00:00Z | 23 kt |
| 2017-12-23T12:00:00Z | 20 kt |
| 2017-12-23T15:00:00Z | 20 kt |
| 2017-12-23T18:00:00Z | 20 kt |
Pressure
hPa, six hourly| Time (UTC) | Pressure (hPa) |
|---|---|
| 2017-12-12T18:00:00Z | n/a |
| 2017-12-12T21:00:00Z | n/a |
| 2017-12-13T00:00:00Z | n/a |
| 2017-12-13T03:00:00Z | n/a |
| 2017-12-13T06:00:00Z | 1007 hPa |
| 2017-12-13T09:00:00Z | 1006 hPa |
| 2017-12-13T12:00:00Z | 1004 hPa |
| 2017-12-13T15:00:00Z | 1004 hPa |
| 2017-12-13T18:00:00Z | 1002 hPa |
| 2017-12-13T21:00:00Z | 1002 hPa |
| 2017-12-14T00:00:00Z | 1000 hPa |
| 2017-12-14T03:00:00Z | 997 hPa |
| 2017-12-14T06:00:00Z | 1000 hPa |
| 2017-12-14T09:00:00Z | 989 hPa |
| 2017-12-14T12:00:00Z | 998 hPa |
| 2017-12-14T15:00:00Z | 985 hPa |
| 2017-12-14T18:00:00Z | 998 hPa |
| 2017-12-14T21:00:00Z | 987 hPa |
| 2017-12-15T00:00:00Z | 996 hPa |
| 2017-12-15T03:00:00Z | 989 hPa |
| 2017-12-15T06:00:00Z | 994 hPa |
| 2017-12-15T09:00:00Z | 990 hPa |
| 2017-12-15T12:00:00Z | 996 hPa |
| 2017-12-15T15:00:00Z | 991 hPa |
| 2017-12-15T18:00:00Z | 996 hPa |
| 2017-12-15T21:00:00Z | 991 hPa |
| 2017-12-16T00:00:00Z | 998 hPa |
| 2017-12-16T03:00:00Z | 992 hPa |
| 2017-12-16T06:00:00Z | 998 hPa |
| 2017-12-16T09:00:00Z | 997 hPa |
| 2017-12-16T12:00:00Z | 1002 hPa |
| 2017-12-16T15:00:00Z | 1002 hPa |
| 2017-12-16T18:00:00Z | 1002 hPa |
| 2017-12-16T21:00:00Z | 1004 hPa |
| 2017-12-17T00:00:00Z | 1004 hPa |
| 2017-12-17T03:00:00Z | 1004 hPa |
| 2017-12-17T06:00:00Z | 1004 hPa |
| 2017-12-17T09:00:00Z | 1002 hPa |
| 2017-12-17T12:00:00Z | 1004 hPa |
| 2017-12-17T15:00:00Z | 1000 hPa |
| 2017-12-17T18:00:00Z | 1004 hPa |
| 2017-12-17T21:00:00Z | 1002 hPa |
| 2017-12-18T00:00:00Z | 1004 hPa |
| 2017-12-18T03:00:00Z | 1004 hPa |
| 2017-12-18T06:00:00Z | 1004 hPa |
| 2017-12-18T09:00:00Z | 1004 hPa |
| 2017-12-18T12:00:00Z | 1004 hPa |
| 2017-12-18T15:00:00Z | 1004 hPa |
| 2017-12-18T18:00:00Z | 1004 hPa |
| 2017-12-18T21:00:00Z | 1002 hPa |
| 2017-12-19T00:00:00Z | 1004 hPa |
| 2017-12-19T03:00:00Z | 1000 hPa |
| 2017-12-19T06:00:00Z | 1002 hPa |
| 2017-12-19T09:00:00Z | 1000 hPa |
| 2017-12-19T12:00:00Z | 1002 hPa |
| 2017-12-19T15:00:00Z | 999 hPa |
| 2017-12-19T18:00:00Z | 1002 hPa |
| 2017-12-19T21:00:00Z | 997 hPa |
| 2017-12-20T00:00:00Z | 1000 hPa |
| 2017-12-20T03:00:00Z | 995 hPa |
| 2017-12-20T06:00:00Z | 1000 hPa |
| 2017-12-20T09:00:00Z | 991 hPa |
| 2017-12-20T12:00:00Z | 996 hPa |
| 2017-12-20T15:00:00Z | 987 hPa |
| 2017-12-20T18:00:00Z | 996 hPa |
| 2017-12-20T21:00:00Z | 987 hPa |
| 2017-12-21T00:00:00Z | 1000 hPa |
| 2017-12-21T03:00:00Z | 991 hPa |
| 2017-12-21T06:00:00Z | 1000 hPa |
| 2017-12-21T09:00:00Z | 995 hPa |
| 2017-12-21T12:00:00Z | 1002 hPa |
| 2017-12-21T15:00:00Z | 998 hPa |
| 2017-12-21T18:00:00Z | 1004 hPa |
| 2017-12-21T21:00:00Z | 1001 hPa |
| 2017-12-22T00:00:00Z | 1004 hPa |
| 2017-12-22T03:00:00Z | 1003 hPa |
| 2017-12-22T06:00:00Z | 1004 hPa |
| 2017-12-22T09:00:00Z | 1004 hPa |
| 2017-12-22T12:00:00Z | 1004 hPa |
| 2017-12-22T15:00:00Z | 1005 hPa |
| 2017-12-22T18:00:00Z | 1004 hPa |
| 2017-12-22T21:00:00Z | 1004 hPa |
| 2017-12-23T00:00:00Z | 1004 hPa |
| 2017-12-23T03:00:00Z | 1002 hPa |
| 2017-12-23T06:00:00Z | 1004 hPa |
| 2017-12-23T09:00:00Z | 1004 hPa |
| 2017-12-23T12:00:00Z | 1004 hPa |
| 2017-12-23T15:00:00Z | 1006 hPa |
| 2017-12-23T18:00:00Z | 1006 hPa |
ACE Compared With the 2017 Season
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
| Date | Place | Position | Wind |
|---|---|---|---|
| 2017-12-16 | Open coast, place not named in the data | 12.2, 125.5 | 35 kt (65 km/h, 40 mph) |
| 2017-12-18 | Open coast, place not named in the data | 10.5, 119.6 | 25 kt (46 km/h, 29 mph) |
Which Agency's Numbers
Wind and pressure from jtwc_wp,tokyo,us as carried in NOAA IBTrACS. Agencies average winds over different periods.
Related Headlines
Third party news, headline and link onlyDownload 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.