Unnamed 1998 South Indian Ocean 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 1998-04-06 14:00:00 (BeijingTime) 在South Indian Ocean首次被记录, peak intensity 为Tropical Disturbance, max wind 约 15.4 m/s (1 分钟平均) , at 1998-04-07 20:00:00前后结束, total 记录 6 track points (6 h一个) .
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 1998-04-06 14:00 | -15.7°S, 76.8°E | Tropical Disturbance | 10.3 | - |
| 1998-04-06 20:00 | -16.0°S, 76.6°E | Tropical Disturbance | 12.9 | - |
| 1998-04-07 02:00 | -16.3°S, 76.2°E | Tropical Disturbance | 15.4 | - |
| 1998-04-07 08:00 | -16.4°S, 75.6°E | Tropical Disturbance | 15.4 | - |
| 1998-04-07 14:00 | -16.4°S, 75.1°E | Tropical Disturbance | 15.4 | - |
| 1998-04-07 20:00 | -16.4°S, 74.6°E | Tropical Disturbance | 15.4 | - |
Data sources: NOAA National Centers for Environmental Information IBTrACS v04r01 (Knapp et al., 2010), code 1998096S16077 / SH331998. There is no official Chinese name for this system, so the original English designation is used. Intensity is classified by the regional agency for the basin, based on 1-minute sustained winds converted using the WMO factor, and is for reference only. Data notes · Incorrect translation?
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