Tropical Cyclone Sina
● 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).
Sina at 1980-03-09 08:00:00 (BeijingTime) 在South Pacific首次被记录, peak intensity 为Category 3 tropical cyclone , max wind 约 36 m/s (1 分钟平均) , minimum central pressure 970 hPa, at 1980-03-16 20:00:00前后结束, total 记录 31 track points (6 h一个) . 曾Landfall或贴近land.
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 1980-03-09 08:00 | -12.0°S, 161.0°E | Tropical Cyclone | - | - |
| 1980-03-09 20:00 | -13.0°S, 162.0°E | Tropical Cyclone | - | - |
| 1980-03-10 08:00 | -13.6°S, 160.3°E | Tropical Depression | 15.4 | - |
| 1980-03-10 20:00 | -14.9°S, 159.6°E | Tropical Depression | 15.4 | 1000 |
| 1980-03-11 08:00 | -16.0°S, 159.7°E | Tropical Depression | 15.4 | 998 |
| 1980-03-11 20:00 | -17.3°S, 159.9°E | Tropical Depression | 18 | 995 |
| 1980-03-12 08:00 | -18.6°S, 160.3°E | Category 1 Tropical Cyclone | 23.1 | 990 |
| 1980-03-12 20:00 | -20.1°S, 161.4°E | Category 1 Tropical Cyclone | 25.7 | 980 |
| 1980-03-13 08:00 | -22.6°S, 164.2°E | Category 2 Tropical Cyclone | 33.4 | 970 |
| 1980-03-13 20:00 | -25.3°S, 167.5°E | Category 3 tropical cyclone | 36 | 970 |
| 1980-03-14 08:00 | -28.5°S, 169.5°E | Category 1 Tropical Cyclone | 25.7 | 980 |
| 1980-03-14 20:00 | -31.5°S, 171.5°E | Category 1 Tropical Cyclone | 23.1 | 987 |
| 1980-03-15 08:00 | -35.5°S, 174.0°E | Category 1 Tropical Cyclone | 20.6 | 987 |
| 1980-03-15 20:00 | -40.0°S, 179.0°W | Category 1 Tropical Cyclone | 25.7 | 985 |
| 1980-03-16 08:00 | -44.0°S, 175.0°W | Category 1 Tropical Cyclone | 25.7 | 985 |
| 1980-03-16 20:00 | -50.0°S, 173.0°W | Category 1 Tropical Cyclone | 23.1 | 990 |
Data sources: NOAA National Centers for Environmental Information IBTrACS v04r01 (Knapp et al., 2010), code 1980069S12161 / SH201980. No official Chinese name is available for this system, so the original English name is used. Intensity categories follow the local agency classification in the basin and are converted from 1-minute sustained winds using the WMO factor, for reference only. Data notes · Incorrect translation?
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