Hurricane Isis (2004)
Sep 8, 6:00 AM UTC – Sep 21, 12:00 AM UTC (12.8 days)
- Peak
- Hurricane, Category 1
- Max sustained wind
- 75 mph (65 kt)
- Lowest pressure
- 987 mb
- Landfalls
- 0
Track
- Hurricane
- Tropical Storm
- Tropical Depression
- Other
- Large white-ringed dots: landfall
Every track point (52)
| UTC | Status | Position | Wind kt | mb | Note |
|---|---|---|---|---|---|
| 2004-09-08 06:00 | TD | 15.1°N 109.9°W | 30 | 1005 | |
| 2004-09-08 12:00 | TD | 15.1°N 110.4°W | 30 | 1004 | |
| 2004-09-08 18:00 | TS | 15.4°N 110.8°W | 35 | 1004 | |
| 2004-09-09 00:00 | TS | 16.0°N 111.3°W | 35 | 1003 | |
| 2004-09-09 06:00 | TS | 16.5°N 111.8°W | 35 | 1003 | |
| 2004-09-09 12:00 | TS | 16.9°N 112.4°W | 35 | 1003 | |
| 2004-09-09 18:00 | TS | 17.2°N 113.3°W | 35 | 1003 | |
| 2004-09-10 00:00 | TS | 17.3°N 114.1°W | 40 | 1002 | |
| 2004-09-10 06:00 | TS | 17.3°N 114.9°W | 35 | 1003 | |
| 2004-09-10 12:00 | TD | 17.3°N 115.7°W | 30 | 1004 | |
| 2004-09-10 18:00 | TD | 17.4°N 116.6°W | 30 | 1004 | |
| 2004-09-11 00:00 | TD | 17.4°N 117.7°W | 30 | 1004 | |
| 2004-09-11 06:00 | TD | 17.4°N 118.8°W | 30 | 1004 | |
| 2004-09-11 12:00 | TD | 17.4°N 119.7°W | 30 | 1004 | |
| 2004-09-11 18:00 | TD | 17.4°N 120.5°W | 30 | 1004 | |
| 2004-09-12 00:00 | TS | 17.4°N 121.3°W | 35 | 1003 | |
| 2004-09-12 06:00 | TS | 17.4°N 122.2°W | 40 | 1002 | |
| 2004-09-12 12:00 | TS | 17.4°N 123.1°W | 45 | 1000 | |
| 2004-09-12 18:00 | TS | 17.3°N 124.0°W | 45 | 1000 | |
| 2004-09-13 00:00 | TS | 17.2°N 125.0°W | 45 | 1000 | |
| 2004-09-13 06:00 | TS | 17.0°N 126.0°W | 45 | 1000 | |
| 2004-09-13 12:00 | TS | 16.7°N 127.0°W | 45 | 1000 | |
| 2004-09-13 18:00 | TS | 16.6°N 128.0°W | 45 | 1000 | |
| 2004-09-14 00:00 | TS | 16.6°N 128.9°W | 45 | 1000 | |
| 2004-09-14 06:00 | TS | 16.6°N 129.5°W | 40 | 1002 | |
| 2004-09-14 12:00 | TS | 16.8°N 129.9°W | 35 | 1003 | |
| 2004-09-14 18:00 | TS | 17.0°N 130.4°W | 40 | 1000 | |
| 2004-09-15 00:00 | TS | 17.2°N 130.9°W | 50 | 997 | |
| 2004-09-15 06:00 | TS | 17.5°N 131.4°W | 55 | 994 | |
| 2004-09-15 12:00 | HU | 17.8°N 131.8°W | 65 | 987 | |
| 2004-09-15 18:00 | TS | 18.2°N 132.0°W | 60 | 991 | |
| 2004-09-16 00:00 | TS | 18.4°N 132.0°W | 55 | 994 | |
| 2004-09-16 06:00 | TS | 18.4°N 132.2°W | 45 | 1000 | |
| 2004-09-16 12:00 | TD | 18.2°N 132.2°W | 30 | 1003 | |
| 2004-09-16 18:00 | LO | 18.0°N 132.3°W | 30 | 1006 | |
| 2004-09-17 00:00 | LO | 17.9°N 132.5°W | 30 | 1006 | |
| 2004-09-17 06:00 | LO | 17.7°N 132.8°W | 30 | 1007 | |
| 2004-09-17 12:00 | LO | 17.6°N 133.0°W | 30 | 1008 | |
| 2004-09-17 18:00 | LO | 17.4°N 133.3°W | 30 | 1008 | |
| 2004-09-18 00:00 | LO | 17.2°N 133.6°W | 30 | 1008 | |
| 2004-09-18 06:00 | LO | 17.0°N 133.9°W | 25 | 1009 | |
| 2004-09-18 12:00 | LO | 16.8°N 134.2°W | 25 | 1009 | |
| 2004-09-18 18:00 | LO | 16.6°N 134.7°W | 25 | 1009 | |
| 2004-09-19 00:00 | LO | 16.4°N 135.2°W | 30 | 1009 | |
| 2004-09-19 06:00 | LO | 16.3°N 135.7°W | 30 | 1009 | |
| 2004-09-19 12:00 | LO | 16.2°N 136.2°W | 30 | 1009 | |
| 2004-09-19 18:00 | LO | 16.1°N 136.7°W | 30 | 1009 | |
| 2004-09-20 00:00 | LO | 16.0°N 137.4°W | 30 | 1009 | |
| 2004-09-20 06:00 | LO | 16.0°N 138.2°W | 30 | 1009 | |
| 2004-09-20 12:00 | LO | 16.0°N 139.0°W | 30 | 1010 | |
| 2004-09-20 18:00 | LO | 16.0°N 139.5°W | 30 | 1011 | |
| 2004-09-21 00:00 | LO | 16.0°N 140.0°W | 30 | 1011 |
From the National Hurricane Center's best-track archive (HURDAT2), its post-season reanalysis; values can differ from the advisories issued at the time. Source: hurdat2-1851-2025-092326.txt, hurdat2-nepac-1949-2025-092926.txt.