Hurricane Alma (Alma)
● 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).
阿尔玛 (Alma) at 1970-05-18 02:00:00 (BeijingTime) 在North Atlantic首次被记录, peak intensity 为Cat 1 Hurricane, max wind 约 33.4 m/s (1 分钟平均) , minimum central pressure 993 hPa, at 1970-05-27 08:00:00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 |
|---|
| 1970-05-18 02:00 | 11.5°N, 79.0°W | Tropical Depression | 12.9 | - |
| 1970-05-18 14:00 | 12.1°N, 79.7°W | Tropical Depression | 12.9 | - |
| 1970-05-19 02:00 | 12.6°N, 80.5°W | Tropical Depression | 12.9 | - |
| 1970-05-19 14:00 | 13.5°N, 81.5°W | Tropical Depression | 12.9 | - |
| 1970-05-20 02:00 | 14.7°N, 82.1°W | Tropical Depression | 15.4 | - |
| 1970-05-20 14:00 | 16.3°N, 82.0°W | Tropical Storm | 23.1 | - |
| 1970-05-21 02:00 | 17.4°N, 81.4°W | Cat 1 Hurricane | 33.4 | 993 |
| 1970-05-21 14:00 | 18.2°N, 80.6°W | Tropical Storm | 25.7 | - |
| 1970-05-22 02:00 | 19.0°N, 80.0°W | Tropical Storm | 23.1 | 1003 |
| 1970-05-22 14:00 | 19.3°N, 80.6°W | Tropical Storm | 20.6 | 1005 |
| 1970-05-23 02:00 | 19.0°N, 81.8°W | Tropical Depression | 15.4 | - |
| 1970-05-23 14:00 | 19.8°N, 83.5°W | Tropical Depression | 12.9 | - |
| 1970-05-24 02:00 | 21.8°N, 84.4°W | Tropical Depression | 12.9 | - |
| 1970-05-24 14:00 | 23.9°N, 84.3°W | Tropical Depression | 15.4 | 1008 |
| 1970-05-25 02:00 | 26.3°N, 83.9°W | Tropical Depression | 15.4 | - |
| 1970-05-25 14:00 | 29.5°N, 82.9°W | Tropical Depression | 15.4 | - |
| 1970-05-26 02:00 | 31.8°N, 81.6°W | Tropical Storm | 18 | 1003 |
| 1970-05-26 14:00 | 33.5°N, 80.7°W | Tropical Storm | 20.6 | - |
| 1970-05-27 02:00 | 35.7°N, 78.7°W | Tropical Storm | 18 | - |
| 1970-05-27 08:00 | 36.5°N, 77.0°W | Tropical Storm | 18 | 1003 |
Data sources: NOAA National Environmental Information Center IBTrACS v04r01 (Knapp et al., 2010), code 1970138N12281 / AL011970. Chinese name source: Wikidata Q5947135. Intensity is classified by the local agency in the relevant ocean basin, converted from 1-minute sustained wind using the WMO factor, for reference only. Data notes · Incorrect translation?
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