1971North Atlantic未命名Hurricane
● Data reliability: ReliableWeather satellites monitored it throughout, so its track and intensity are relatively accurate (Atlantic and E. Pacific since 1966, other basins since 1980).
未命名 at 1971-08-12 20:00:00 (BeijingTime) 在North Atlantic首次被记录, peak intensity 为Tropical Storm, max wind 约 20.6 m/s (1 分钟平均) , minimum central pressure 1002 hPa, at 1971-08-19 14:00:00前后结束, total 记录 28 track points (6 h一个) . 曾Landfall或贴近land.
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 1971-08-12 20:00 | 26.0°N, 83.5°W | Tropical Depression | 10.3 | - |
| 1971-08-13 08:00 | 26.5°N, 82.7°W | Tropical Depression | 12.9 | - |
| 1971-08-13 20:00 | 27.0°N, 81.9°W | Tropical Depression | 12.9 | 1010 |
| 1971-08-14 08:00 | 27.5°N, 81.4°W | Tropical Depression | 12.9 | 1009 |
| 1971-08-14 20:00 | 27.9°N, 81.5°W | Tropical Depression | 12.9 | 1010 |
| 1971-08-15 08:00 | 28.2°N, 82.2°W | Tropical Depression | 12.9 | 1008 |
| 1971-08-15 20:00 | 28.4°N, 83.0°W | Tropical Depression | 12.9 | 1009 |
| 1971-08-16 08:00 | 29.0°N, 83.6°W | Tropical Depression | 15.4 | - |
| 1971-08-16 20:00 | 29.6°N, 83.6°W | Tropical Storm | 20.6 | 1002 |
| 1971-08-17 08:00 | 30.8°N, 82.5°W | Tropical Depression | 15.4 | 1005 |
| 1971-08-17 20:00 | 32.5°N, 81.3°W | Tropical Depression | 15.4 | 1010 |
| 1971-08-18 08:00 | 34.1°N, 80.0°W | Extratropical cyclone | 12.9 | 1012 |
| 1971-08-18 20:00 | 35.5°N, 78.5°W | Extratropical cyclone | 12.9 | 1014 |
| 1971-08-19 08:00 | 37.1°N, 76.5°W | Extratropical cyclone | 12.9 | 1014 |
| 1971-08-19 14:00 | 37.8°N, 75.5°W | Extratropical cyclone | 12.9 | 1015 |
Data sources: NOAA National Environmental Information Center IBTrACS v04r01 (Knapp et al., 2010), code 1971225N26277 / AL071971. There is no official Chinese name for this system; the original English name is used. Intensity is classified by the local agency in the relevant basin (converted from 1-minute sustained wind using WMO factors) and is for reference only. Data notes · Incorrect translation?
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