Tropical Cyclone Isang
● 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).
Isang at 2005-03-29 20:00:00 (BeijingTime) 在South Indian Ocean首次被记录, peak intensity 为Severe Tropical Storm, max wind 约 28.3 m/s (1 分钟平均) , minimum central pressure 970 hPa, at 2005-04-09 02:00:00前后结束, total 记录 42 track points (6 h一个) .
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 2005-03-29 20:00 | -10.0°S, 84.9°E | Tropical Disturbance | 7.7 | 1003 |
| 2005-03-30 08:00 | -10.4°S, 85.1°E | Tropical Disturbance | 10.3 | 1002 |
| 2005-03-30 20:00 | -11.2°S, 84.2°E | Tropical Disturbance | 10.3 | 1002 |
| 2005-03-31 08:00 | -11.2°S, 82.6°E | Tropical Disturbance | 10.3 | 1002 |
| 2005-03-31 20:00 | -11.4°S, 80.3°E | Tropical Disturbance | 10.3 | 1001 |
| 2005-04-01 08:00 | -11.7°S, 78.9°E | Tropical Disturbance | 10.3 | 1001 |
| 2005-04-01 20:00 | -12.3°S, 77.2°E | Tropical Disturbance | 10.3 | 1002 |
| 2005-04-02 08:00 | -13.0°S, 75.3°E | Tropical Disturbance | 12.9 | 1001 |
| 2005-04-02 20:00 | -14.0°S, 74.3°E | Tropical Disturbance | 12.9 | 1000 |
| 2005-04-03 08:00 | -14.6°S, 72.4°E | Tropical Disturbance | 12.9 | 998 |
| 2005-04-03 20:00 | -15.4°S, 70.6°E | Tropical Disturbance | 15.4 | 994 |
| 2005-04-04 08:00 | -16.7°S, 69.7°E | Moderate Tropical Storm | 20.6 | 994 |
| 2005-04-04 20:00 | -17.8°S, 68.1°E | Tropical Depression | 18 | 992 |
| 2005-04-05 08:00 | -19.2°S, 66.4°E | Moderate Tropical Storm | 20.6 | 992 |
| 2005-04-05 20:00 | -20.5°S, 65.6°E | Tropical Depression | 18 | 985 |
| 2005-04-06 08:00 | -22.9°S, 66.0°E | Moderate Tropical Storm | 25.7 | 975 |
| 2005-04-06 20:00 | -26.3°S, 67.3°E | Severe Tropical Storm | 28.3 | 970 |
| 2005-04-07 08:00 | -30.1°S, 69.4°E | Moderate Tropical Storm | 23.1 | 975 |
| 2005-04-07 20:00 | -32.8°S, 69.7°E | Extratropical cyclone | 27.8 | 982 |
| 2005-04-08 08:00 | -35.0°S, 70.2°E | Extratropical cyclone | 22.1 | 990 |
| 2005-04-08 20:00 | -37.3°S, 71.8°E | Extratropical cyclone | 16.5 | 1000 |
| 2005-04-09 02:00 | -38.2°S, 74.2°E | Tropical Disturbance | 14.9 | 1004 |
Data sources: NOAA National Centers for Environmental Information IBTrACS v04r01 (Knapp et al., 2010), code 2005089S10085 / SH252005. There is no official Chinese name for this system, so the original English name is used. Intensity is classified by the regional agency for the basin, based on 1-minute sustained wind converted using the WMO scale, and is provided for reference only. Data notes · Incorrect translation?
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