1970 South Pacific unnamed tropical cyclone
● 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 1970-03-01 14:00:00 (BeijingTime) 在South Pacific首次被记录, peak intensity 为Tropical Depression, max wind 约 12.9 m/s (1 分钟平均) , at 1970-03-05 02:00:00前后结束, total 记录 15 track points (6 h一个) .
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 1970-03-01 14:00 | -13.7°S, 147.0°E | Tropical Depression | 10.3 | - |
| 1970-03-01 20:00 | -14.1°S, 147.0°E | Tropical Depression | 10.3 | - |
| 1970-03-02 02:00 | -14.4°S, 147.1°E | Tropical Depression | 10.3 | - |
| 1970-03-02 08:00 | -14.6°S, 147.1°E | Tropical Depression | 12.9 | - |
| 1970-03-02 14:00 | -14.9°S, 147.3°E | Tropical Depression | 12.9 | - |
| 1970-03-02 20:00 | -15.3°S, 147.4°E | Tropical Depression | 12.9 | - |
| 1970-03-03 02:00 | -15.5°S, 147.7°E | Tropical Depression | 12.9 | - |
| 1970-03-03 08:00 | -15.6°S, 148.2°E | Tropical Depression | 10.3 | - |
| 1970-03-03 14:00 | -15.6°S, 148.8°E | Tropical Depression | 10.3 | - |
| 1970-03-03 20:00 | -15.6°S, 149.3°E | Tropical Depression | 10.3 | - |
| 1970-03-04 02:00 | -15.6°S, 149.9°E | Tropical Depression | 10.3 | - |
| 1970-03-04 08:00 | -15.7°S, 150.5°E | Tropical Depression | 10.3 | - |
| 1970-03-04 14:00 | -15.9°S, 151.1°E | Tropical Depression | 10.3 | - |
| 1970-03-04 20:00 | -16.1°S, 151.8°E | Tropical Depression | 10.3 | - |
| 1970-03-05 02:00 | -16.4°S, 152.4°E | Tropical Cyclone | - | - |
Data sources: NOAA National Centers for Environmental Information IBTrACS v04r01 (Knapp et al., 2010), code 1970060S14147 / SH211970. No official Chinese translation is available for this system, so the original English name is used. Intensity classifications follow the local agency in the region where the system occurred, converted from 1-minute sustained winds using the WMO factor, for reference only. Data notes · Incorrect translation?
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