Tropical Cyclone Yasa
● 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).
Yasa at 2020-12-11 14:00:00 (BeijingTime) 在South Pacific首次被记录, peak intensity 为Category 5 Tropical Cyclone , max wind 约 72 m/s (1 分钟平均) , minimum central pressure 917 hPa, at 2020-12-21 14:00:00前后结束, total 记录 41 track points (6 h一个) . 曾Landfall或贴近land.
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 2020-12-11 14:00 | -12.9°S, 168.4°E | Tropical Depression | 10.3 | 1004 |
| 2020-12-12 02:00 | -12.8°S, 170.5°E | Tropical Depression | 12.9 | 1001 |
| 2020-12-12 14:00 | -13.1°S, 172.1°E | Tropical Depression | 15.4 | 1000 |
| 2020-12-13 02:00 | -14.3°S, 173.5°E | Tropical Depression | 18 | 998 |
| 2020-12-13 14:00 | -15.3°S, 172.8°E | Category 1 Tropical Cyclone | 23.1 | 995 |
| 2020-12-14 02:00 | -15.8°S, 172.4°E | Category 2 Tropical Cyclone | 28.3 | 987 |
| 2020-12-14 14:00 | -15.7°S, 171.9°E | Category 2 Tropical Cyclone | 30.9 | 972 |
| 2020-12-15 02:00 | -15.2°S, 172.1°E | Category 3 tropical cyclone | 41.2 | 967 |
| 2020-12-15 14:00 | -15.0°S, 172.9°E | Category 4 tropical cyclone | 56.6 | 953 |
| 2020-12-16 02:00 | -14.8°S, 173.7°E | Category 5 Tropical Cyclone | 69.4 | 932 |
| 2020-12-16 14:00 | -15.0°S, 175.0°E | Category 5 Tropical Cyclone | 69.4 | 921 |
| 2020-12-17 02:00 | -15.6°S, 176.8°E | Category 5 Tropical Cyclone | 69.4 | 917 |
| 2020-12-17 14:00 | -16.5°S, 178.8°E | Category 4 tropical cyclone | 59.2 | 928 |
| 2020-12-18 02:00 | -17.9°S, 179.4°W | Category 3 tropical cyclone | 43.7 | 969 |
| 2020-12-18 14:00 | -19.1°S, 178.1°W | Category 3 tropical cyclone | 38.6 | 967 |
| 2020-12-19 02:00 | -20.1°S, 177.9°W | Category 2 Tropical Cyclone | 28.3 | 972 |
| 2020-12-19 14:00 | -21.7°S, 178.1°W | Category 1 Tropical Cyclone | 25.7 | 980 |
| 2020-12-20 02:00 | -22.9°S, 177.7°W | Category 1 Tropical Cyclone | 25.7 | 984 |
| 2020-12-20 14:00 | -23.6°S, 178.4°W | Category 1 Tropical Cyclone | 23.1 | 990 |
| 2020-12-21 02:00 | -24.4°S, 178.8°W | Tropical Depression | 18 | 997 |
| 2020-12-21 14:00 | -25.2°S, 179.4°W | Tropical Depression | 12.9 | 995 |
Data sources: NOAA National Centers for Environmental Information IBTrACS v04r01 (Knapp et al., 2010), code 2020346S13168 / SH052021. There is no official Chinese translation for this basin, so the original English name is used. Intensity is classified by the relevant local agency in the region, based on 1-minute sustained winds converted using the WMO factor, for reference only. Data notes · Incorrect translation?
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