Tropical Cyclone Tusi
● 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).
Tusi at 1987-01-15 08:00:00 (BeijingTime) 在South Pacific首次被记录, peak intensity 为Category 4 tropical cyclone , max wind 约 51.4 m/s (1 分钟平均) , minimum central pressure 955 hPa, at 1987-01-25 14:00:00前后结束, total 记录 42 track points (6 h一个) .
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 1987-01-15 08:00 | -8.9°S, 172.6°W | Tropical Depression | 12.9 | - |
| 1987-01-15 20:00 | -10.8°S, 171.7°W | Tropical Depression | 15.4 | 997 |
| 1987-01-16 08:00 | -10.3°S, 171.2°W | Tropical Depression | 18 | 990 |
| 1987-01-16 20:00 | -10.7°S, 170.3°W | Category 1 Tropical Cyclone | 23.1 | 985 |
| 1987-01-17 08:00 | -10.5°S, 170.3°W | Category 2 Tropical Cyclone | 28.3 | 980 |
| 1987-01-17 20:00 | -11.9°S, 170.1°W | Category 3 tropical cyclone | 36 | 975 |
| 1987-01-18 08:00 | -13.7°S, 169.8°W | Category 3 tropical cyclone | 46.3 | 965 |
| 1987-01-18 20:00 | -15.4°S, 168.7°W | Category 4 tropical cyclone | 51.4 | 955 |
| 1987-01-19 08:00 | -17.5°S, 167.3°W | Category 3 tropical cyclone | 46.3 | 960 |
| 1987-01-19 20:00 | -19.5°S, 166.0°W | Category 3 tropical cyclone | 36 | 975 |
| 1987-01-20 08:00 | -21.6°S, 163.7°W | Category 1 Tropical Cyclone | 20.6 | 985 |
| 1987-01-20 20:00 | -22.7°S, 162.7°W | Category 1 Tropical Cyclone | 24.7 | 987 |
| 1987-01-21 08:00 | -23.5°S, 161.6°W | Category 1 Tropical Cyclone | 24.7 | 987 |
| 1987-01-21 20:00 | -24.1°S, 161.0°W | Category 1 Tropical Cyclone | 24.7 | 987 |
| 1987-01-22 08:00 | -25.0°S, 160.6°W | Category 1 Tropical Cyclone | 24.7 | 987 |
| 1987-01-22 20:00 | -25.8°S, 160.7°W | Category 1 Tropical Cyclone | 22.1 | 990 |
| 1987-01-23 08:00 | -26.7°S, 162.4°W | Category 1 Tropical Cyclone | 22.1 | 990 |
| 1987-01-23 20:00 | -26.9°S, 164.5°W | Category 1 Tropical Cyclone | 19.5 | 995 |
| 1987-01-24 08:00 | -27.1°S, 166.5°W | Tropical Depression | 16.5 | 997 |
| 1987-01-24 20:00 | -27.5°S, 169.0°W | Tropical Depression | 16.5 | 997 |
| 1987-01-25 08:00 | -29.5°S, 170.0°W | Tropical Depression | 16.5 | 997 |
| 1987-01-25 14:00 | -30.5°S, 170.0°W | Tropical Depression | 16.5 | 997 |
Data sources: NOAA National Environmental Information Center IBTrACS v04r01 (Knapp et al., 2010), code 1987015S09187 / SH081987. This area has no official Chinese name, so the original English name is used. Intensity is classified by the relevant local agency in the region, converted from 1-minute sustained winds using the WMO factor, for reference only. Data notes · Incorrect translation?
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