1989South Pacific未命名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 1989-02-11 08:00:00 (BeijingTime) 在South Pacific首次被记录, peak intensity 为Category 1 Tropical Cyclone , max wind 约 24.7 m/s (1 分钟平均) , minimum central pressure 987 hPa, at 1989-02-15 02:00:00前后结束, total 记录 16 track points (6 h一个) .
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 1989-02-11 08:00 | -23.0°S, 178.0°E | Tropical Depression | 16.5 | 997 |
| 1989-02-11 14:00 | -22.6°S, 178.6°E | Tropical Depression | 16.5 | 997 |
| 1989-02-11 20:00 | -22.2°S, 179.2°E | Tropical Depression | 16.5 | 997 |
| 1989-02-12 02:00 | -21.7°S, 180.0°E | Tropical Depression | 16.5 | 997 |
| 1989-02-12 08:00 | -21.4°S, 179.3°W | Category 1 Tropical Cyclone | 19.5 | 995 |
| 1989-02-12 14:00 | -21.2°S, 178.4°W | Category 1 Tropical Cyclone | 22.1 | 990 |
| 1989-02-12 20:00 | -21.1°S, 177.2°W | Category 1 Tropical Cyclone | 22.1 | 990 |
| 1989-02-13 02:00 | -21.2°S, 176.2°W | Category 1 Tropical Cyclone | 24.7 | 987 |
| 1989-02-13 08:00 | -21.3°S, 175.4°W | Category 1 Tropical Cyclone | 24.7 | 987 |
| 1989-02-13 14:00 | -22.0°S, 174.0°W | Category 1 Tropical Cyclone | 24.7 | 987 |
| 1989-02-13 20:00 | -22.8°S, 172.7°W | Category 1 Tropical Cyclone | 22.1 | 990 |
| 1989-02-14 02:00 | -24.4°S, 170.7°W | Category 1 Tropical Cyclone | 22.1 | 990 |
| 1989-02-14 08:00 | -26.8°S, 168.9°W | Category 1 Tropical Cyclone | 22.1 | 990 |
| 1989-02-14 14:00 | -30.1°S, 167.3°W | Category 1 Tropical Cyclone | 22.1 | 990 |
| 1989-02-14 20:00 | -33.7°S, 166.0°W | Extratropical cyclone | 22.1 | 990 |
| 1989-02-15 02:00 | -37.3°S, 165.1°W | Extratropical cyclone | 22.1 | 990 |
Data source: NOAA National Environmental Information Center IBTrACS v04r01 (Knapp et al., 2010), code 1989042S23178. This system has no official Chinese name, so the original English name is used. Intensity categories follow the classifications of the local agency in the region, converted from 1-minute sustained winds using the WMO factor, and are for reference only. Data notes · Incorrect translation?
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