2021South Indian Ocean未命名Tropical Cyclone
● 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).
未命名 at 2021-01-05 08:00:00 (BeijingTime) 在South Indian Ocean首次被记录, peak intensity 为Category 1 Tropical Cyclone , max wind 约 19.5 m/s (1 分钟平均) , minimum central pressure 999 hPa, at 2021-01-10 20:00:00前后结束, total 记录 23 track points (6 h一个) .
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 2021-01-05 08:00 | -9.7°S, 101.0°E | Tropical Depression | 8.2 | 1006 |
| 2021-01-05 14:00 | -9.6°S, 100.5°E | Tropical Depression | 8.2 | 1004 |
| 2021-01-05 20:00 | -9.3°S, 99.8°E | Tropical Depression | 8.2 | 1004 |
| 2021-01-06 02:00 | -9.6°S, 100.1°E | Tropical Depression | 8.2 | 1004 |
| 2021-01-06 08:00 | -9.9°S, 100.3°E | Tropical Depression | 8.2 | 1004 |
| 2021-01-06 14:00 | -10.1°S, 100.7°E | Tropical Depression | 8.2 | 1004 |
| 2021-01-06 20:00 | -10.3°S, 100.8°E | Tropical Depression | 8.2 | 1004 |
| 2021-01-07 02:00 | -10.4°S, 101.0°E | Tropical Depression | 11.3 | 1004 |
| 2021-01-07 08:00 | -10.5°S, 101.2°E | Tropical Depression | 13.9 | 1002 |
| 2021-01-07 14:00 | -10.3°S, 101.5°E | Tropical Depression | 13.9 | 1003 |
| 2021-01-07 20:00 | -11.3°S, 101.6°E | Tropical Depression | 13.9 | 1002 |
| 2021-01-08 02:00 | -11.9°S, 101.8°E | Tropical Depression | 13.9 | 1001 |
| 2021-01-08 08:00 | -12.2°S, 102.0°E | Tropical Depression | 13.9 | 1001 |
| 2021-01-08 14:00 | -12.5°S, 102.1°E | Tropical Depression | 13.9 | 1001 |
| 2021-01-08 20:00 | -13.1°S, 102.5°E | Tropical Depression | 13.9 | 1001 |
| 2021-01-09 02:00 | -13.7°S, 102.5°E | Tropical Depression | 13.9 | 1001 |
| 2021-01-09 08:00 | -14.1°S, 101.3°E | Tropical Depression | 13.9 | 1001 |
| 2021-01-09 14:00 | -14.9°S, 100.3°E | Tropical Depression | 13.9 | 1001 |
| 2021-01-09 20:00 | -15.4°S, 99.2°E | Tropical Depression | 13.9 | 1001 |
| 2021-01-10 02:00 | -15.8°S, 98.1°E | Category 1 Tropical Cyclone | 19.5 | 999 |
| 2021-01-10 08:00 | -16.8°S, 97.0°E | Category 1 Tropical Cyclone | 19.5 | 1000 |
| 2021-01-10 14:00 | -17.2°S, 95.2°E | Category 1 Tropical Cyclone | 19.5 | 1000 |
| 2021-01-10 20:00 | -17.5°S, 93.0°E | Tropical Depression | 16.5 | 1003 |
Data sources: NOAA National Centers for Environmental Information IBTrACS v04r01 (Knapp et al., 2010), code 2021005S10101. This basin has no official Chinese name; displayed by its original English name. Intensity classification follows local agency standards for the basin (converted from 1-minute sustained winds using WMO coefficients) for reference only. Data notes · Incorrect translation?
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