Tropical Cyclone Lena
● 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).
Lena at 1983-04-02 08:00:00 (BeijingTime) 在South Indian Ocean首次被记录, peak intensity 为Category 2 Tropical Cyclone , max wind 约 30.9 m/s (1 分钟平均) , minimum central pressure 980 hPa, at 1983-04-09 08:00:00前后结束, total 记录 29 track points (6 h一个) . 曾Landfall或贴近land.
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 1983-04-02 08:00 | -10.0°S, 124.7°E | Tropical Depression | 11.3 | 1009 |
| 1983-04-02 20:00 | -11.0°S, 122.9°E | Tropical Depression | 11.3 | 1009 |
| 1983-04-03 08:00 | -10.9°S, 121.1°E | Tropical Depression | 11.3 | 1008 |
| 1983-04-03 20:00 | -11.2°S, 119.4°E | Tropical Depression | 10.3 | 1002 |
| 1983-04-04 08:00 | -11.7°S, 117.5°E | Tropical Depression | 10.3 | 996 |
| 1983-04-04 20:00 | -12.4°S, 116.2°E | Tropical Depression | 12.9 | 994 |
| 1983-04-05 08:00 | -13.0°S, 115.4°E | Tropical Depression | 15.4 | 992 |
| 1983-04-05 20:00 | -14.1°S, 114.9°E | Category 1 Tropical Cyclone | 20.6 | 988 |
| 1983-04-06 08:00 | -14.9°S, 114.6°E | Category 1 Tropical Cyclone | 25.7 | 980 |
| 1983-04-06 20:00 | -16.2°S, 114.4°E | Category 2 Tropical Cyclone | 28.3 | 980 |
| 1983-04-07 08:00 | -17.5°S, 114.4°E | Category 2 Tropical Cyclone | 28.3 | 980 |
| 1983-04-07 20:00 | -18.8°S, 115.7°E | Category 1 Tropical Cyclone | 25.7 | 980 |
| 1983-04-08 08:00 | -20.5°S, 118.4°E | Category 1 Tropical Cyclone | 25.7 | 980 |
| 1983-04-08 20:00 | -22.4°S, 122.7°E | Tropical Depression | 16.5 | 992 |
| 1983-04-09 08:00 | -24.7°S, 126.5°E | Tropical Depression | 11.3 | 1005 |
Data sources: NOAA National Centers for Environmental Information IBTrACS v04r01 (Knapp et al., 2010), code 1983092S10125 / SH201983. There is no official Chinese name for this system, so the original English name is used. Intensity is classified by the local agency for the region, based on 1-minute sustained winds converted using the WMO factor, for reference only. Data notes · Incorrect translation?
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