1976 North Indian Ocean Unnamed 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 1976-12-28 08:00:00 (BeijingTime) 在North Indian Ocean首次被记录, peak intensity 为强The Cyclone Storm, max wind 约 28.3 m/s (1 分钟平均) , at 1977-01-03 20:00:00前后结束, total 记录 27 track points (6 h一个) .
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 1976-12-28 08:00 | 7.5°N, 88.5°E | Tropical Cyclone | - | - |
| 1976-12-28 20:00 | 7.7°N, 89.0°E | Tropical Cyclone | - | - |
| 1976-12-29 08:00 | 7.9°N, 89.4°E | Tropical Cyclone | - | - |
| 1976-12-29 20:00 | 8.6°N, 90.5°E | Tropical Cyclone | - | - |
| 1976-12-30 08:00 | 8.9°N, 90.9°E | Deep Depression | 18 | - |
| 1976-12-30 20:00 | 10.0°N, 92.0°E | The Cyclone Storm | 23.1 | - |
| 1976-12-31 08:00 | 11.2°N, 92.8°E | 强The Cyclone Storm | 28.3 | - |
| 1976-12-31 20:00 | 12.0°N, 93.3°E | 强The Cyclone Storm | 25.7 | - |
| 1977-01-01 08:00 | 12.7°N, 93.7°E | The Cyclone Storm | 20.6 | - |
| 1977-01-01 20:00 | 12.0°N, 93.6°E | Deep Depression | 15.4 | - |
| 1977-01-02 08:00 | 11.9°N, 91.9°E | Depressions | 12.9 | - |
| 1977-01-02 20:00 | 12.6°N, 91.3°E | Depressions | 10.3 | - |
| 1977-01-03 08:00 | 12.9°N, 91.4°E | Tropical Cyclone | - | - |
| 1977-01-03 20:00 | 13.3°N, 91.6°E | Tropical Cyclone | - | - |
Data sources: NOAA National Centers for Environmental Information IBTrACS v04r01 (Knapp et al., 2010), code 1976363N08089 / IO141976. This system has no official Chinese name, so the English original name is used. Intensity categories follow the classifications of the relevant local agencies in the basin (converted from 1-min sustained wind using the WMO factor), for reference only. Data notes · Incorrect translation?
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