Aletta: 2018 Eastern North Pacific
Aletta reached 120 kt (222 km/h, 138 mph) (C4) in the 2018 Eastern North Pacific season, from 2018-06-06 to 2018-06-16, with track, wind and pressure and 11.2 ACE.
Data as of . Last revised (2026-10-17).
Key Facts
- Aletta was a category 4 at its peak in the 2018 Eastern North Pacific season.
- Peak maximum sustained wind was 120 kt (222 km/h, 138 mph), reached on 8 June 2018, and the lowest pressure was 943 hPa.
- The track runs from 6 June 2018 to 16 June 2018 with 81 six hourly positions.
- Aletta accumulated 11.2 ACE.
- No landfall is recorded in the track.
Track
6 June 2018 to 16 June 2018| Storm | First position (lat, lon) | Last position (lat, lon) | Track points |
|---|---|---|---|
| Aletta | 14.0, -105.4 | 16.2, -116.8 | 81 |
Wind
Knots, six hourly| Time (UTC) | Wind (kt) |
|---|---|
| 2018-06-06T00:00:00Z | 30 kt |
| 2018-06-06T03:00:00Z | 33 kt |
| 2018-06-06T06:00:00Z | 35 kt |
| 2018-06-06T09:00:00Z | 38 kt |
| 2018-06-06T12:00:00Z | 40 kt |
| 2018-06-06T15:00:00Z | 43 kt |
| 2018-06-06T18:00:00Z | 45 kt |
| 2018-06-06T21:00:00Z | 48 kt |
| 2018-06-07T00:00:00Z | 50 kt |
| 2018-06-07T03:00:00Z | 53 kt |
| 2018-06-07T06:00:00Z | 55 kt |
| 2018-06-07T09:00:00Z | 55 kt |
| 2018-06-07T12:00:00Z | 55 kt |
| 2018-06-07T15:00:00Z | 60 kt |
| 2018-06-07T18:00:00Z | 65 kt |
| 2018-06-07T21:00:00Z | 78 kt |
| 2018-06-08T00:00:00Z | 90 kt |
| 2018-06-08T03:00:00Z | 98 kt |
| 2018-06-08T06:00:00Z | 105 kt |
| 2018-06-08T09:00:00Z | 113 kt |
| 2018-06-08T12:00:00Z | 120 kt |
| 2018-06-08T15:00:00Z | 120 kt |
| 2018-06-08T18:00:00Z | 120 kt |
| 2018-06-08T21:00:00Z | 115 kt |
| 2018-06-09T00:00:00Z | 110 kt |
| 2018-06-09T03:00:00Z | 105 kt |
| 2018-06-09T06:00:00Z | 100 kt |
| 2018-06-09T09:00:00Z | 95 kt |
| 2018-06-09T12:00:00Z | 90 kt |
| 2018-06-09T15:00:00Z | 80 kt |
| 2018-06-09T18:00:00Z | 70 kt |
| 2018-06-09T21:00:00Z | 63 kt |
| 2018-06-10T00:00:00Z | 55 kt |
| 2018-06-10T03:00:00Z | 50 kt |
| 2018-06-10T06:00:00Z | 45 kt |
| 2018-06-10T09:00:00Z | 43 kt |
| 2018-06-10T12:00:00Z | 40 kt |
| 2018-06-10T15:00:00Z | 40 kt |
| 2018-06-10T18:00:00Z | 40 kt |
| 2018-06-10T21:00:00Z | 40 kt |
| 2018-06-11T00:00:00Z | 40 kt |
| 2018-06-11T03:00:00Z | 38 kt |
| 2018-06-11T06:00:00Z | 35 kt |
| 2018-06-11T09:00:00Z | 33 kt |
| 2018-06-11T12:00:00Z | 30 kt |
| 2018-06-11T15:00:00Z | 30 kt |
| 2018-06-11T18:00:00Z | 30 kt |
| 2018-06-11T21:00:00Z | 30 kt |
| 2018-06-12T00:00:00Z | 30 kt |
| 2018-06-12T03:00:00Z | 28 kt |
| 2018-06-12T06:00:00Z | 25 kt |
| 2018-06-12T09:00:00Z | 25 kt |
| 2018-06-12T12:00:00Z | 25 kt |
| 2018-06-12T15:00:00Z | 25 kt |
| 2018-06-12T18:00:00Z | 25 kt |
| 2018-06-12T21:00:00Z | 25 kt |
| 2018-06-13T00:00:00Z | 25 kt |
| 2018-06-13T03:00:00Z | 25 kt |
| 2018-06-13T06:00:00Z | 25 kt |
| 2018-06-13T09:00:00Z | 23 kt |
| 2018-06-13T12:00:00Z | 20 kt |
| 2018-06-13T15:00:00Z | 20 kt |
| 2018-06-13T18:00:00Z | 20 kt |
| 2018-06-13T21:00:00Z | 20 kt |
| 2018-06-14T00:00:00Z | 20 kt |
| 2018-06-14T03:00:00Z | 20 kt |
| 2018-06-14T06:00:00Z | 20 kt |
| 2018-06-14T09:00:00Z | 20 kt |
| 2018-06-14T12:00:00Z | 20 kt |
| 2018-06-14T15:00:00Z | 20 kt |
| 2018-06-14T18:00:00Z | 20 kt |
| 2018-06-14T21:00:00Z | 20 kt |
| 2018-06-15T00:00:00Z | 20 kt |
| 2018-06-15T03:00:00Z | 20 kt |
| 2018-06-15T06:00:00Z | 20 kt |
| 2018-06-15T09:00:00Z | 20 kt |
| 2018-06-15T12:00:00Z | 20 kt |
| 2018-06-15T15:00:00Z | 20 kt |
| 2018-06-15T18:00:00Z | 20 kt |
| 2018-06-15T21:00:00Z | 20 kt |
| 2018-06-16T00:00:00Z | 20 kt |
Pressure
hPa, six hourly| Time (UTC) | Pressure (hPa) |
|---|---|
| 2018-06-06T00:00:00Z | 1005 hPa |
| 2018-06-06T03:00:00Z | 1005 hPa |
| 2018-06-06T06:00:00Z | 1004 hPa |
| 2018-06-06T09:00:00Z | 1002 hPa |
| 2018-06-06T12:00:00Z | 1000 hPa |
| 2018-06-06T15:00:00Z | 1000 hPa |
| 2018-06-06T18:00:00Z | 999 hPa |
| 2018-06-06T21:00:00Z | 998 hPa |
| 2018-06-07T00:00:00Z | 997 hPa |
| 2018-06-07T03:00:00Z | 996 hPa |
| 2018-06-07T06:00:00Z | 994 hPa |
| 2018-06-07T09:00:00Z | 994 hPa |
| 2018-06-07T12:00:00Z | 994 hPa |
| 2018-06-07T15:00:00Z | 991 hPa |
| 2018-06-07T18:00:00Z | 987 hPa |
| 2018-06-07T21:00:00Z | 979 hPa |
| 2018-06-08T00:00:00Z | 970 hPa |
| 2018-06-08T03:00:00Z | 964 hPa |
| 2018-06-08T06:00:00Z | 957 hPa |
| 2018-06-08T09:00:00Z | 950 hPa |
| 2018-06-08T12:00:00Z | 943 hPa |
| 2018-06-08T15:00:00Z | 943 hPa |
| 2018-06-08T18:00:00Z | 943 hPa |
| 2018-06-08T21:00:00Z | 948 hPa |
| 2018-06-09T00:00:00Z | 953 hPa |
| 2018-06-09T03:00:00Z | 958 hPa |
| 2018-06-09T06:00:00Z | 963 hPa |
| 2018-06-09T09:00:00Z | 967 hPa |
| 2018-06-09T12:00:00Z | 970 hPa |
| 2018-06-09T15:00:00Z | 975 hPa |
| 2018-06-09T18:00:00Z | 980 hPa |
| 2018-06-09T21:00:00Z | 988 hPa |
| 2018-06-10T00:00:00Z | 996 hPa |
| 2018-06-10T03:00:00Z | 998 hPa |
| 2018-06-10T06:00:00Z | 1000 hPa |
| 2018-06-10T09:00:00Z | 1001 hPa |
| 2018-06-10T12:00:00Z | 1002 hPa |
| 2018-06-10T15:00:00Z | 1002 hPa |
| 2018-06-10T18:00:00Z | 1002 hPa |
| 2018-06-10T21:00:00Z | 1002 hPa |
| 2018-06-11T00:00:00Z | 1002 hPa |
| 2018-06-11T03:00:00Z | 1003 hPa |
| 2018-06-11T06:00:00Z | 1003 hPa |
| 2018-06-11T09:00:00Z | 1004 hPa |
| 2018-06-11T12:00:00Z | 1004 hPa |
| 2018-06-11T15:00:00Z | 1004 hPa |
| 2018-06-11T18:00:00Z | 1004 hPa |
| 2018-06-11T21:00:00Z | 1005 hPa |
| 2018-06-12T00:00:00Z | 1005 hPa |
| 2018-06-12T03:00:00Z | 1006 hPa |
| 2018-06-12T06:00:00Z | 1006 hPa |
| 2018-06-12T09:00:00Z | 1006 hPa |
| 2018-06-12T12:00:00Z | 1006 hPa |
| 2018-06-12T15:00:00Z | 1007 hPa |
| 2018-06-12T18:00:00Z | 1007 hPa |
| 2018-06-12T21:00:00Z | 1007 hPa |
| 2018-06-13T00:00:00Z | 1007 hPa |
| 2018-06-13T03:00:00Z | 1008 hPa |
| 2018-06-13T06:00:00Z | 1008 hPa |
| 2018-06-13T09:00:00Z | 1008 hPa |
| 2018-06-13T12:00:00Z | 1008 hPa |
| 2018-06-13T15:00:00Z | 1008 hPa |
| 2018-06-13T18:00:00Z | 1008 hPa |
| 2018-06-13T21:00:00Z | 1008 hPa |
| 2018-06-14T00:00:00Z | 1008 hPa |
| 2018-06-14T03:00:00Z | 1008 hPa |
| 2018-06-14T06:00:00Z | 1008 hPa |
| 2018-06-14T09:00:00Z | 1008 hPa |
| 2018-06-14T12:00:00Z | 1008 hPa |
| 2018-06-14T15:00:00Z | 1008 hPa |
| 2018-06-14T18:00:00Z | 1008 hPa |
| 2018-06-14T21:00:00Z | 1008 hPa |
| 2018-06-15T00:00:00Z | 1008 hPa |
| 2018-06-15T03:00:00Z | 1008 hPa |
| 2018-06-15T06:00:00Z | 1008 hPa |
| 2018-06-15T09:00:00Z | 1008 hPa |
| 2018-06-15T12:00:00Z | 1008 hPa |
| 2018-06-15T15:00:00Z | 1008 hPa |
| 2018-06-15T18:00:00Z | 1008 hPa |
| 2018-06-15T21:00:00Z | 1008 hPa |
| 2018-06-16T00:00:00Z | 1008 hPa |
ACE Compared With the 2018 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.
Which Agency's Numbers
Wind and pressure from hurdat_epa,usa 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.