Tropical Storm Irwin (1981)
Aug 27, 6:00 PM UTC – Aug 31, 6:00 AM UTC (3.5 days)
- Peak
- Tropical Storm
- Max sustained wind
- 50 mph (45 kt)
- Lowest pressure
- —
- Landfalls
- 0
Track
- Hurricane
- Tropical Storm
- Tropical Depression
- Other
- Large white-ringed dots: landfall
Every track point (15)
| UTC | Status | Position | Wind kt | mb | Note |
|---|---|---|---|---|---|
| 1981-08-27 18:00 | TD | 16.5°N 103.5°W | 30 | — | |
| 1981-08-28 00:00 | TD | 17.2°N 103.9°W | 30 | — | |
| 1981-08-28 06:00 | TD | 17.7°N 104.4°W | 30 | — | |
| 1981-08-28 12:00 | TD | 18.4°N 104.9°W | 30 | — | |
| 1981-08-28 18:00 | TS | 19.1°N 105.5°W | 45 | — | |
| 1981-08-29 00:00 | TS | 19.8°N 106.1°W | 45 | — | |
| 1981-08-29 06:00 | TS | 20.5°N 106.7°W | 35 | — | |
| 1981-08-29 12:00 | TS | 21.3°N 107.2°W | 35 | — | |
| 1981-08-29 18:00 | TS | 22.0°N 107.7°W | 35 | — | |
| 1981-08-30 00:00 | TD | 22.5°N 108.5°W | 30 | — | |
| 1981-08-30 06:00 | TD | 23.1°N 109.2°W | 30 | — | |
| 1981-08-30 12:00 | TD | 23.5°N 110.1°W | 30 | — | |
| 1981-08-30 18:00 | TD | 23.9°N 110.0°W | 30 | — | |
| 1981-08-31 00:00 | TD | 24.0°N 112.0°W | 30 | — | |
| 1981-08-31 06:00 | TD | 24.2°N 113.0°W | 20 | — |
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.