Unnamed Central Pacific Hurricane of 1957
● Data reliability: Generally reliable——Aircraft entered typhoons for in situ measurements, but satellites were not yet widespread: tracks are generally accurate, while intensities may be biased, with weaker cyclones potentially going unrecorded from 1950 until the advent of satellite coverage.
未命名 at 1957-09-25 08:00:00 (BeijingTime) 在Central Pacific首次被记录, peak intensity 为Tropical Storm, max wind 约 23.1 m/s (1 分钟平均) , at 1957-09-28 08:00:00前后结束, total 记录 13 track points (6 h一个) .
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 1957-09-25 08:00 | 12.0°N, 162.0°W | Tropical Storm | 23.1 | - |
| 1957-09-25 14:00 | 12.2°N, 163.0°W | Tropical Storm | 23.1 | - |
| 1957-09-25 20:00 | 12.3°N, 163.9°W | Tropical Storm | 23.1 | - |
| 1957-09-26 02:00 | 12.4°N, 164.8°W | Tropical Storm | 23.1 | - |
| 1957-09-26 08:00 | 12.5°N, 166.0°W | Tropical Storm | 23.1 | - |
| 1957-09-26 14:00 | 12.5°N, 166.9°W | Tropical Storm | 23.1 | - |
| 1957-09-26 20:00 | 12.6°N, 167.9°W | Tropical Storm | 23.1 | - |
| 1957-09-27 02:00 | 12.6°N, 168.9°W | Tropical Storm | 23.1 | - |
| 1957-09-27 08:00 | 12.6°N, 170.0°W | Tropical Storm | 23.1 | - |
| 1957-09-27 14:00 | 12.6°N, 171.1°W | Tropical Storm | 23.1 | - |
| 1957-09-27 20:00 | 12.7°N, 172.2°W | Tropical Depression | 12.9 | - |
| 1957-09-28 02:00 | 12.7°N, 173.5°W | Tropical Depression | 12.9 | - |
| 1957-09-28 08:00 | 12.7°N, 175.5°W | Tropical Depression | 12.9 | - |
Data sources: NOAA National Environmental Information Center IBTrACS v04r01 (Knapp et al., 2010), code 1957268N12198 / CP021957. This basin has no official Chinese name, so the original English name is used. Intensity categories follow the classifications of local agencies in the basin, converted from 1-minute sustained winds using WMO factors, and are for reference only. Data notes · Incorrect translation?
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