Hurricane Arlene
● 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).
Arlene at 1971-07-04 14:00:00 (BeijingTime) 在North Atlantic首次被记录, peak intensity 为Tropical Storm, max wind 约 25.7 m/s (1 分钟平均) , minimum central pressure 1000 hPa, at 1971-07-08 08:00:00前后结束, total 记录 16 track points (6 h一个) .
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 1971-07-04 14:00 | 33.0°N, 76.0°W | Tropical Storm | 18 | - |
| 1971-07-04 20:00 | 33.4°N, 75.6°W | Tropical Storm | 20.6 | 1008 |
| 1971-07-05 02:00 | 33.9°N, 75.2°W | Tropical Storm | 20.6 | 1008 |
| 1971-07-05 08:00 | 34.5°N, 74.8°W | Tropical Storm | 20.6 | 1008 |
| 1971-07-05 14:00 | 35.2°N, 74.3°W | Tropical Storm | 20.6 | - |
| 1971-07-05 20:00 | 35.9°N, 73.7°W | Tropical Storm | 20.6 | - |
| 1971-07-06 02:00 | 36.7°N, 72.9°W | Tropical Storm | 23.1 | - |
| 1971-07-06 08:00 | 37.6°N, 71.7°W | Tropical Storm | 23.1 | - |
| 1971-07-06 14:00 | 38.5°N, 70.1°W | Tropical Storm | 23.1 | - |
| 1971-07-06 20:00 | 39.6°N, 68.3°W | Tropical Storm | 23.1 | 1003 |
| 1971-07-07 02:00 | 40.7°N, 65.9°W | Tropical Storm | 25.7 | 1000 |
| 1971-07-07 08:00 | 41.8°N, 63.0°W | Tropical Storm | 25.7 | 1000 |
| 1971-07-07 14:00 | 43.1°N, 59.5°W | Tropical Storm | 23.1 | 1002 |
| 1971-07-07 20:00 | 44.7°N, 56.3°W | Tropical Storm | 23.1 | - |
| 1971-07-08 02:00 | 46.5°N, 53.0°W | Extratropical cyclone | 23.1 | - |
| 1971-07-08 08:00 | 47.6°N, 49.6°W | Extratropical cyclone | 18 | - |
Data sources: NOAA National Environmental Information Center IBTrACS v04r01 (Knapp et al., 2010), code 1971185N33284 / AL011971. This basin has no official Chinese translated name, so the original English name is used. Intensity is classified by the local agency in the relevant basin, based on 1-minute sustained wind converted using the WMO factor, for reference only. Data notes · Incorrect translation?
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