Unnamed North Atlantic Hurricane of 1974
● 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 1974-09-02 20:00:00 (BeijingTime) 在North Atlantic首次被记录, peak intensity 为Tropical Depression, max wind 约 15.4 m/s (1 分钟平均) , minimum central pressure 1011 hPa, at 1974-09-12 02:00:00前后结束, total 记录 38 track points (6 h一个) . 曾Landfall或贴近land.
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 1974-09-02 20:00 | 10.0°N, 19.0°W | Tropical Depression | 10.3 | - |
| 1974-09-03 08:00 | 10.2°N, 23.2°W | Tropical Depression | 12.9 | - |
| 1974-09-03 20:00 | 10.5°N, 27.5°W | Tropical Depression | 15.4 | - |
| 1974-09-04 08:00 | 11.0°N, 31.3°W | Tropical Depression | 15.4 | - |
| 1974-09-04 20:00 | 11.5°N, 35.0°W | Tropical Depression | 15.4 | - |
| 1974-09-05 08:00 | 12.2°N, 39.2°W | Tropical Depression | 15.4 | - |
| 1974-09-05 20:00 | 13.0°N, 43.5°W | Tropical Depression | 15.4 | - |
| 1974-09-06 08:00 | 14.0°N, 47.5°W | Tropical Depression | 15.4 | - |
| 1974-09-06 20:00 | 15.0°N, 51.5°W | Tropical Depression | 15.4 | - |
| 1974-09-07 08:00 | 16.0°N, 53.8°W | Tropical Depression | 15.4 | - |
| 1974-09-07 20:00 | 17.0°N, 56.0°W | Tropical Depression | 15.4 | - |
| 1974-09-08 08:00 | 17.5°N, 58.0°W | Tropical Depression | 15.4 | - |
| 1974-09-08 20:00 | 18.0°N, 60.0°W | Tropical Depression | 15.4 | - |
| 1974-09-09 08:00 | 18.8°N, 61.7°W | Tropical Depression | 15.4 | 1011 |
| 1974-09-09 20:00 | 19.7°N, 63.8°W | Tropical Depression | 15.4 | 1012 |
| 1974-09-10 08:00 | 19.9°N, 66.2°W | Tropical Depression | 15.4 | 1012 |
| 1974-09-10 20:00 | 20.3°N, 68.5°W | Tropical Depression | 12.9 | 1011 |
| 1974-09-11 08:00 | 20.7°N, 70.5°W | Tropical Depression | 12.9 | - |
| 1974-09-11 20:00 | 21.0°N, 73.2°W | Tropical Depression | 12.9 | 1011 |
| 1974-09-12 02:00 | 21.2°N, 75.0°W | Tropical Depression | 10.3 | 1011 |
Data source: NOAA National Centers for Environmental Information IBTrACS v04r01 (Knapp et al., 2010); code 1974246N10341 / AL111974. There is no official Chinese name for this system, so the original English name is used. Intensity is classified by the local agency for the relevant ocean basin, based on 1-minute sustained wind converted using the WMO factor, for reference only. Data notes · Incorrect translation?
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