Tropical Cyclone Sid
● 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).
Sid at 1997-12-24 20:00:00 (BeijingTime) 在South Indian Ocean首次被记录, peak intensity 为Category 1 Tropical Cyclone , max wind 约 20.6 m/s (1 分钟平均) , minimum central pressure 985 hPa, at 1997-12-29 14:00:00前后结束, total 记录 20 track points (6 h一个) . 曾Landfall或贴近land.
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 1997-12-24 20:00 | -11.9°S, 129.0°E | Tropical Depression | 12.9 | - |
| 1997-12-25 02:00 | -12.2°S, 129.4°E | Tropical Depression | 12.9 | 1005 |
| 1997-12-25 08:00 | -12.3°S, 129.7°E | Tropical Depression | 12.9 | 1006 |
| 1997-12-25 14:00 | -12.0°S, 129.7°E | Tropical Depression | 12.9 | 1003 |
| 1997-12-25 20:00 | -11.6°S, 130.3°E | Tropical Depression | 12.9 | 1004 |
| 1997-12-26 02:00 | -11.2°S, 131.2°E | Tropical Depression | 12.9 | 999 |
| 1997-12-26 08:00 | -11.0°S, 132.1°E | Tropical Depression | 12.9 | 999 |
| 1997-12-26 14:00 | -11.1°S, 132.8°E | Tropical Depression | 15.4 | 992 |
| 1997-12-26 20:00 | -11.3°S, 133.7°E | Tropical Depression | 18 | 992 |
| 1997-12-27 02:00 | -11.6°S, 134.7°E | Tropical Depression | 18 | 990 |
| 1997-12-27 08:00 | -12.1°S, 135.5°E | Category 1 Tropical Cyclone | 20.6 | 992 |
| 1997-12-27 14:00 | -12.5°S, 136.2°E | Category 1 Tropical Cyclone | 20.6 | 989 |
| 1997-12-27 20:00 | -13.3°S, 137.3°E | Category 1 Tropical Cyclone | 20.6 | 988 |
| 1997-12-28 02:00 | -14.0°S, 137.8°E | Tropical Depression | 18 | 985 |
| 1997-12-28 08:00 | -15.0°S, 138.3°E | Category 1 Tropical Cyclone | 20.6 | 988 |
| 1997-12-28 14:00 | -16.1°S, 138.6°E | Category 1 Tropical Cyclone | 20.6 | 990 |
| 1997-12-28 20:00 | -16.7°S, 138.6°E | Tropical Depression | 18 | 994 |
| 1997-12-29 02:00 | -16.9°S, 138.0°E | Tropical Depression | 12.9 | 995 |
| 1997-12-29 08:00 | -16.7°S, 137.3°E | Tropical Depression | 10.3 | 996 |
| 1997-12-29 14:00 | -16.3°S, 137.2°E | Tropical Cyclone | - | - |
Data sources: NOAA National Centers for Environmental Information IBTrACS v04r01 (Knapp et al., 2010), code 1997359S12129 / SH081998. This basin has no official Chinese name, so the original English name is used. Intensity categories follow the local agency classification for the basin, converted from 1-minute sustained winds using the WMO factor, for reference only. Data notes · Incorrect translation?
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