2024 tropical cyclone season · eastern North Pacific
Hurricane Ileana Ileana · EP092024
Hurricane Ileana was tracked in the eastern North Pacific from 2024-09-11 to 2024-09-17 (5 days), peaking at 45 kt (TS) with a minimum pressure of 997 hPa. 84 archived forecasts from NHC, ECMWF, ECMWF ENS, GFS, GEFS are verified against its best track; at 48 hours the closest was GFS, 99 km off on average.
- ATCF ID
- EP092024
- Basin
- eastern North Pacific
- Tracked
- 2024-09-11 → 2024-09-17 (5 days)
- Peak wind
- 45 kt · 23 m/s · TS
- Minimum pressure
- 997 hPa
- Archived forecasts
- 84
- Sources
- NHC · ECMWF · ECMWF ENS · GFS · GEFS
Forecast track error (km)
| Source | 24 h | 48 h | 72 h | 120 h |
|---|---|---|---|---|
| NHC | 76 (7) | 127 (3) | — | — |
| ECMWF | 69 (7) | 130 (3) | — | — |
| ECMWF ENS | 65 (7) | 136 (3) | — | — |
| GFS | 80 (7) | 99 (3) | — | — |
| GEFS | 94 (7) | 176 (3) | — | — |
Mean great-circle distance to the best track at each lead time, counted while the system was a tropical or subtropical cyclone; the number of cases is in brackets.
Best track
Six-hourly positions of the US best track (JTWC / NHC, one-minute winds); grades on the Saffir–Simpson scale.
| Time (UTC) | Position | Wind (kt) | Pressure (hPa) | Grade |
|---|---|---|---|---|
| 2024-09-11 18Z | 17.8°N 106.2°W | 30 | 1006 | TD |
| 2024-09-12 00Z | 17.8°N 106.4°W | 30 | 1006 | TD |
| 2024-09-12 06Z | 18.0°N 106.7°W | 30 | 1004 | TD |
| 2024-09-12 12Z | 18.5°N 107.1°W | 30 | 1002 | TD |
| 2024-09-12 18Z | 19.5°N 107.7°W | 35 | 1001 | TS |
| 2024-09-13 00Z | 20.5°N 108.3°W | 40 | 1000 | TS |
| 2024-09-13 06Z | 21.2°N 108.7°W | 40 | 1000 | TS |
| 2024-09-13 12Z | 21.7°N 109.0°W | 40 | 1000 | TS |
| 2024-09-13 18Z | 22.3°N 109.2°W | 40 | 1000 | TS |
| 2024-09-14 00Z | 23.1°N 109.3°W | 40 | 1000 | TS |
| 2024-09-14 06Z | 23.9°N 109.2°W | 40 | 1000 | TS |
| 2024-09-14 12Z | 24.7°N 109.0°W | 40 | 999 | TS |
| 2024-09-14 18Z | 25.2°N 108.9°W | 45 | 998 | TS |
| 2024-09-15 00Z | 25.4°N 109.0°W | 45 | 997 | TS |
| 2024-09-15 06Z | 25.4°N 109.3°W | 30 | 1000 | TD |
| 2024-09-15 12Z | 25.5°N 109.6°W | 30 | 1003 | TD |
| 2024-09-15 18Z | 25.6°N 109.9°W | 25 | 1005 | TD |
| 2024-09-16 00Z | 25.8°N 110.3°W | 20 | 1006 | TD |
| 2024-09-16 06Z | 26.3°N 110.7°W | 20 | 1006 | TD |
| 2024-09-16 12Z | 27.1°N 111.1°W | 20 | 1006 | TD |
| 2024-09-16 18Z | 27.9°N 111.5°W | 20 | 1006 | TD |
| 2024-09-17 00Z | 28.8°N 111.7°W | 15 | 1007 | TD |