Tropical Cyclone Fred
● 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).
Fred at 1980-02-20 08:00:00 (BeijingTime) 在South Indian Ocean首次被记录, peak intensity 为Category 4 tropical cyclone , max wind 约 48.9 m/s (1 分钟平均) , minimum central pressure 930 hPa, at 1980-02-28 08:00:00前后结束, total 记录 33 track points (6 h一个) .
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 1980-02-20 08:00 | -11.6°S, 102.3°E | Tropical Depression | 11.3 | 1005 |
| 1980-02-20 20:00 | -11.9°S, 103.0°E | Category 1 Tropical Cyclone | 20.6 | 1000 |
| 1980-02-21 08:00 | -12.6°S, 103.4°E | Category 1 Tropical Cyclone | 23.1 | 994 |
| 1980-02-21 20:00 | -13.2°S, 103.0°E | Category 2 Tropical Cyclone | 28.3 | 984 |
| 1980-02-22 08:00 | -13.5°S, 101.8°E | Category 3 tropical cyclone | 41.2 | 971 |
| 1980-02-22 20:00 | -13.5°S, 101.2°E | Category 3 tropical cyclone | 43.7 | 956 |
| 1980-02-23 08:00 | -13.5°S, 100.2°E | Category 3 tropical cyclone | 43.7 | 945 |
| 1980-02-23 20:00 | -14.0°S, 98.4°E | Category 3 tropical cyclone | 46.3 | 936 |
| 1980-02-24 08:00 | -14.6°S, 96.0°E | Category 3 tropical cyclone | 46.3 | 930 |
| 1980-02-24 20:00 | -15.5°S, 93.2°E | Category 3 tropical cyclone | 43.7 | 930 |
| 1980-02-25 08:00 | -16.7°S, 90.9°E | Category 4 tropical cyclone | 48.9 | 930 |
| 1980-02-25 20:00 | -18.0°S, 89.0°E | Tropical Cyclone | 41.2 | 930 |
| 1980-02-26 08:00 | -19.4°S, 87.0°E | Severe Tropical Storm | 30.9 | 945 |
| 1980-02-26 20:00 | -21.3°S, 86.9°E | Severe Tropical Storm | 28.3 | 963 |
| 1980-02-27 08:00 | -21.8°S, 86.9°E | Tropical Depression | 18 | 975 |
| 1980-02-27 20:00 | -23.9°S, 86.7°E | Tropical Disturbance | 12.9 | 988 |
| 1980-02-28 08:00 | -26.3°S, 87.9°E | Tropical Depression | 16.5 | 1000 |
Data sources: NOAA National Centers for Environmental Information IBTrACS v04r01 (Knapp et al., 2010), code 1980051S12102 / SH161980. There is no official Chinese name for this storm, so the original English name is used. Intensity categories follow the classifications of the local agency in the region where the storm occurred, converted from 1-minute sustained winds using WMO factors, and are for reference only. Data notes · Incorrect translation?
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