Unnamed North Indian Ocean cyclone of 1998
● 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 1998-11-16 08:00:00 (BeijingTime) 在North Indian Ocean首次被记录, peak intensity 为特强The Cyclone Storm, max wind 约 38.6 m/s (1 分钟平均) , minimum central pressure 984 hPa, at 1998-11-23 08:00:00前后结束, total 记录 29 track points (6 h一个) . 曾Landfall或贴近land.
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 1998-11-16 08:00 | 10.1°N, 102.3°E | Tropical Depression | 12.9 | - |
| 1998-11-16 20:00 | 10.2°N, 100.6°E | Tropical Depression | 12.9 | - |
| 1998-11-17 08:00 | 10.3°N, 99.0°E | Depressions | 12.9 | - |
| 1998-11-17 20:00 | 10.4°N, 97.2°E | Depressions | 12.9 | - |
| 1998-11-18 08:00 | 10.4°N, 95.5°E | Depressions | 12.9 | - |
| 1998-11-18 20:00 | 10.6°N, 94.1°E | Depressions | 12.9 | - |
| 1998-11-19 08:00 | 11.4°N, 92.9°E | Depressions | 12.9 | - |
| 1998-11-19 20:00 | 12.5°N, 91.4°E | Depressions | 12.9 | 1000 |
| 1998-11-20 08:00 | 14.0°N, 89.0°E | Deep Depression | 18 | 1002 |
| 1998-11-20 20:00 | 15.6°N, 88.0°E | 强The Cyclone Storm | 28.3 | 996 |
| 1998-11-21 08:00 | 16.7°N, 87.6°E | 强The Cyclone Storm | 28.3 | 996 |
| 1998-11-21 20:00 | 18.9°N, 87.4°E | 强The Cyclone Storm | 33.4 | 984 |
| 1998-11-22 08:00 | 20.1°N, 87.9°E | 特强The Cyclone Storm | 38.6 | 984 |
| 1998-11-22 20:00 | 21.9°N, 89.5°E | The Cyclone Storm | 20.6 | - |
| 1998-11-23 08:00 | 22.9°N, 90.7°E | Deep Depression | 18 | - |
Data sources: NOAA National Centers for Environmental Information IBTrACS v04r01 (Knapp et al., 2010), code 1998320N10102 / IO071998. This basin has no official Chinese name, so the original English name is used. Intensity grades follow the classifications of the local agency in the basin, converted from 1-minute sustained winds using WMO factors, and are for reference only. Data notes · Incorrect translation?
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