Tropical Cyclone Joni/Koji
● 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).
Joni/Koji at 2012-03-05 20:00:00 (BeijingTime) 在South Indian Ocean首次被记录, peak intensity 为Tropical Cyclone , max wind 约 38.6 m/s (1 分钟平均) , minimum central pressure 980 hPa, at 2012-03-15 14:00:00前后结束, total 记录 40 track points (6 h一个) .
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 2012-03-05 20:00 | -10.4°S, 101.3°E | Tropical Depression | 11.3 | 1002 |
| 2012-03-06 08:00 | -11.5°S, 100.6°E | Tropical Depression | 11.3 | 1000 |
| 2012-03-06 20:00 | -12.6°S, 99.2°E | Tropical Depression | 12.9 | 998 |
| 2012-03-07 08:00 | -14.2°S, 97.5°E | Tropical Depression | 15.4 | 996 |
| 2012-03-07 20:00 | -14.8°S, 94.6°E | Tropical Depression | 18 | 994 |
| 2012-03-08 08:00 | -15.5°S, 91.6°E | Category 1 Tropical Cyclone | 20.6 | 992 |
| 2012-03-08 20:00 | -16.3°S, 89.4°E | Moderate Tropical Storm | 25.7 | 991 |
| 2012-03-09 08:00 | -17.0°S, 87.2°E | Severe Tropical Storm | 30.9 | 982 |
| 2012-03-09 20:00 | -17.6°S, 85.0°E | Severe Tropical Storm | 33.4 | 980 |
| 2012-03-10 08:00 | -19.1°S, 82.3°E | Tropical Cyclone | 38.6 | 984 |
| 2012-03-10 20:00 | -20.2°S, 80.2°E | Tropical Cyclone | 36 | 984 |
| 2012-03-11 08:00 | -21.8°S, 79.5°E | Severe Tropical Storm | 30.9 | 985 |
| 2012-03-11 20:00 | -23.8°S, 79.9°E | Moderate Tropical Storm | 25.7 | 988 |
| 2012-03-12 08:00 | -26.6°S, 80.7°E | Tropical Depression | 18 | 988 |
| 2012-03-12 20:00 | -29.0°S, 82.6°E | Extratropical cyclone | 18 | 992 |
| 2012-03-13 08:00 | -31.0°S, 85.4°E | Extratropical cyclone | 22.1 | 993 |
| 2012-03-13 20:00 | -32.1°S, 88.9°E | Extratropical cyclone | 17.5 | 998 |
| 2012-03-14 08:00 | -31.4°S, 89.9°E | Tropical Disturbance | 12.9 | 1005 |
| 2012-03-14 20:00 | -30.8°S, 88.9°E | Tropical Disturbance | 8.2 | 1008 |
| 2012-03-15 08:00 | -31.0°S, 87.0°E | Tropical Disturbance | 5.7 | 1010 |
| 2012-03-15 14:00 | -31.9°S, 86.4°E | Tropical Disturbance | 5.7 | 1010 |
Data sources: NOAA National Centers for Environmental Information IBTrACS v04r01 (Knapp et al., 2010), code 2012066S10101 / SH162012. No official Chinese name for this basin, displayed in original English name. Intensity classified by local agency in the basin (converted from 1-minute sustained wind using WMO coefficient), for reference only. Data notes · Incorrect translation?
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