Tropical Cyclone Bongani
● 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).
Bongani at 2009-11-20 20:00:00 (BeijingTime) 在South Indian Ocean首次被记录, peak intensity 为Moderate Tropical Storm, max wind 约 20.6 m/s (1 分钟平均) , minimum central pressure 996 hPa, at 2009-11-26 20:00:00前后结束, total 记录 25 track points (6 h一个) .
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 2009-11-20 20:00 | -11.6°S, 66.1°E | Tropical Disturbance | 8.2 | 1011 |
| 2009-11-21 08:00 | -11.1°S, 63.7°E | Tropical Disturbance | 11.3 | 1010 |
| 2009-11-21 20:00 | -10.7°S, 61.3°E | Tropical Disturbance | 7.7 | 1009 |
| 2009-11-22 08:00 | -9.8°S, 57.7°E | Tropical Disturbance | 10.3 | 1007 |
| 2009-11-22 20:00 | -8.7°S, 55.5°E | Tropical Disturbance | 15.4 | 1006 |
| 2009-11-23 08:00 | -8.4°S, 54.3°E | Tropical Depression | 18 | 999 |
| 2009-11-23 20:00 | -9.1°S, 53.5°E | Moderate Tropical Storm | 20.6 | 998 |
| 2009-11-24 08:00 | -10.2°S, 52.5°E | Moderate Tropical Storm | 20.6 | 1002 |
| 2009-11-24 20:00 | -10.9°S, 52.1°E | Tropical Depression | 18 | 1004 |
| 2009-11-25 08:00 | -11.1°S, 51.0°E | Tropical Depression | 18 | 1006 |
| 2009-11-25 20:00 | -11.3°S, 49.5°E | Tropical Disturbance | 10.3 | 1009 |
| 2009-11-26 08:00 | -11.2°S, 48.9°E | Tropical Disturbance | 11.3 | 1010 |
| 2009-11-26 20:00 | -11.4°S, 47.2°E | Tropical Disturbance | 8.2 | 1011 |
Data sources: NOAA National Environmental Information Center IBTrACS v04r01 (Knapp et al., 2010), code 2009325S12066 / SH022010. There is no official Chinese name for this system, so the original English name is used. Intensity is classified by the local agency for the region, converted from 1-min sustained wind using the WMO factor, for reference only. Data notes · Incorrect translation?
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