Unnamed 1998 South Pacific 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 1998-12-13 20:00:00 (BeijingTime) 在South Pacific首次被记录, peak intensity 为Tropical Depression, max wind 约 18 m/s (1 分钟平均) , at 1998-12-18 14:00:00前后结束, total 记录 20 track points (6 h一个) .
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 1998-12-13 20:00 | -16.6°S, 156.4°E | Tropical Depression | 12.9 | - |
| 1998-12-14 02:00 | -17.4°S, 155.9°E | Tropical Depression | 12.9 | - |
| 1998-12-14 08:00 | -18.0°S, 155.7°E | Tropical Depression | 12.9 | - |
| 1998-12-14 14:00 | -18.8°S, 156.4°E | Tropical Depression | 12.9 | - |
| 1998-12-14 20:00 | -19.4°S, 157.8°E | Tropical Depression | 12.9 | - |
| 1998-12-15 02:00 | -19.8°S, 159.0°E | Tropical Depression | 12.9 | - |
| 1998-12-15 08:00 | -20.6°S, 159.8°E | Tropical Depression | 12.9 | - |
| 1998-12-15 14:00 | -21.6°S, 160.5°E | Tropical Depression | 15.4 | - |
| 1998-12-15 20:00 | -22.6°S, 161.3°E | Tropical Depression | 15.4 | - |
| 1998-12-16 02:00 | -23.4°S, 162.0°E | Tropical Depression | 15.4 | - |
| 1998-12-16 08:00 | -24.5°S, 162.9°E | Tropical Depression | 15.4 | - |
| 1998-12-16 14:00 | -25.5°S, 163.8°E | Tropical Depression | 15.4 | - |
| 1998-12-16 20:00 | -26.7°S, 164.6°E | Tropical Depression | 15.4 | - |
| 1998-12-17 02:00 | -28.2°S, 164.9°E | Tropical Depression | 15.4 | - |
| 1998-12-17 08:00 | -30.0°S, 164.8°E | Tropical Depression | 15.4 | - |
| 1998-12-17 14:00 | -32.0°S, 165.1°E | Tropical Depression | 18 | - |
| 1998-12-17 20:00 | -33.7°S, 166.1°E | Tropical Depression | 18 | - |
| 1998-12-18 02:00 | -35.3°S, 167.3°E | Tropical Depression | 18 | - |
| 1998-12-18 08:00 | -37.4°S, 167.9°E | Tropical Depression | 18 | - |
| 1998-12-18 14:00 | -39.5°S, 168.4°E | Tropical Depression | 18 | - |
Data source: NOAA National Centers for Environmental Information IBTrACS v04r01 (Knapp et al., 2010), ID 1998348S17156 / SH071999. No official Chinese name exists for this basin; displayed by original English name. Intensity classification follows local agency standards for the basin (converted from 1-minute sustained winds using WMO coefficients) for reference only. Data notes · Incorrect translation?
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