Tropical Cyclone Imboa
● 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).
Imboa at 1984-02-10 14:00:00 (BeijingTime) 在South Indian Ocean首次被记录, peak intensity 为Moderate Tropical Storm, max wind 约 23.1 m/s (1 分钟平均) , minimum central pressure 976 hPa, at 1984-02-21 14:00:00前后结束, total 记录 45 track points (6 h一个) .
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 1984-02-10 14:00 | -16.8°S, 42.4°E | Moderate Tropical Storm | 20.1 | - |
| 1984-02-11 02:00 | -17.6°S, 41.7°E | Moderate Tropical Storm | 20.1 | - |
| 1984-02-11 14:00 | -18.7°S, 40.6°E | Tropical Disturbance | 11.3 | 1003 |
| 1984-02-12 02:00 | -19.7°S, 41.3°E | Tropical Disturbance | 13.4 | 1000 |
| 1984-02-12 14:00 | -19.4°S, 41.4°E | Tropical Disturbance | 15.4 | 991 |
| 1984-02-13 02:00 | -21.4°S, 41.5°E | Tropical Disturbance | 15.4 | 984 |
| 1984-02-13 14:00 | -23.0°S, 40.7°E | Moderate Tropical Storm | 20.6 | 976 |
| 1984-02-14 02:00 | -24.5°S, 40.2°E | Moderate Tropical Storm | 23.1 | 984 |
| 1984-02-14 14:00 | -25.7°S, 39.6°E | Moderate Tropical Storm | 23.1 | 991 |
| 1984-02-15 02:00 | -26.3°S, 38.7°E | Moderate Tropical Storm | 20.6 | 991 |
| 1984-02-15 14:00 | -25.7°S, 38.4°E | Tropical Depression | 18 | 991 |
| 1984-02-16 02:00 | -26.1°S, 39.0°E | Moderate Tropical Storm | 20.1 | 991 |
| 1984-02-16 14:00 | -27.1°S, 38.9°E | Moderate Tropical Storm | 20.1 | 991 |
| 1984-02-17 02:00 | -27.1°S, 37.3°E | Moderate Tropical Storm | 20.1 | 991 |
| 1984-02-17 14:00 | -25.9°S, 35.3°E | Tropical Disturbance | 13.4 | 1000 |
| 1984-02-18 02:00 | -26.9°S, 33.9°E | Tropical Disturbance | 13.4 | 1000 |
| 1984-02-18 14:00 | -28.6°S, 32.9°E | Tropical Disturbance | 15.4 | 997 |
| 1984-02-19 02:00 | -29.3°S, 33.1°E | Tropical Disturbance | 15.4 | 997 |
| 1984-02-19 14:00 | -29.6°S, 34.0°E | Tropical Disturbance | 13.4 | 1000 |
| 1984-02-20 02:00 | -28.3°S, 35.0°E | Moderate Tropical Storm | 20.1 | - |
| 1984-02-20 14:00 | -26.7°S, 35.4°E | Moderate Tropical Storm | 20.1 | - |
| 1984-02-21 02:00 | -25.4°S, 36.5°E | Moderate Tropical Storm | 20.1 | - |
| 1984-02-21 14:00 | -24.3°S, 37.7°E | Moderate Tropical Storm | 20.1 | - |
Data sources: NOAA National Centers for Environmental Information IBTrACS v04r01 (Knapp et al., 2010), code 1984041S17042 / SH221984. No official Chinese name is available for this storm, so the original English name is used. Intensity is classified by the local agency for the region and converted from 1-minute sustained winds using the WMO factor. For reference only. Data notes · Incorrect translation?
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