Hurricane Ilsa
● 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).
Ilsa at 1975-08-18 08:00:00 (BeijingTime) 在East Pacific首次被记录, peak intensity 为Cat 2 Hurricane, max wind 约 46.3 m/s (1 分钟平均) , at 1975-08-26 20:00:00前后结束, total 记录 35 track points (6 h一个) .
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 1975-08-18 08:00 | 12.1°N, 95.8°W | Tropical Depression | 15.4 | - |
| 1975-08-18 20:00 | 12.3°N, 97.0°W | Tropical Storm | 18 | - |
| 1975-08-19 08:00 | 12.6°N, 98.5°W | Tropical Storm | 18 | - |
| 1975-08-19 20:00 | 13.0°N, 99.5°W | Tropical Storm | 18 | - |
| 1975-08-20 08:00 | 13.5°N, 100.5°W | Tropical Storm | 28.3 | - |
| 1975-08-20 20:00 | 13.7°N, 101.8°W | Tropical Storm | 30.9 | - |
| 1975-08-21 08:00 | 14.0°N, 104.0°W | Cat 1 Hurricane | 33.4 | - |
| 1975-08-21 20:00 | 14.0°N, 105.5°W | Cat 1 Hurricane | 38.6 | - |
| 1975-08-22 08:00 | 14.0°N, 107.2°W | Cat 1 Hurricane | 38.6 | - |
| 1975-08-22 20:00 | 14.3°N, 109.5°W | Cat 2 Hurricane | 43.7 | - |
| 1975-08-23 08:00 | 14.7°N, 111.0°W | Cat 2 Hurricane | 46.3 | - |
| 1975-08-23 20:00 | 15.9°N, 112.9°W | Cat 2 Hurricane | 46.3 | - |
| 1975-08-24 08:00 | 17.1°N, 114.7°W | Cat 2 Hurricane | 46.3 | - |
| 1975-08-24 20:00 | 19.0°N, 117.5°W | Cat 2 Hurricane | 46.3 | - |
| 1975-08-25 08:00 | 20.0°N, 120.8°W | Cat 2 Hurricane | 46.3 | - |
| 1975-08-25 20:00 | 19.9°N, 124.0°W | Cat 1 Hurricane | 41.2 | - |
| 1975-08-26 08:00 | 19.7°N, 126.1°W | Tropical Storm | 30.9 | - |
| 1975-08-26 20:00 | 20.0°N, 128.5°W | Tropical Storm | 18 | - |
Data sources: NOAA National Centers for Environmental Information IBTrACS v04r01 (Knapp et al., 2010), code 1975230N12264 / EP091975. This area has no official Chinese name, so the original English name is shown. Intensity categories follow the classifications of local agencies in the region (converted from 1-min sustained wind using the WMO factor), for reference only. Data notes · Incorrect translation?
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