Hurricane Clara
● 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).
Clara at 1977-09-05 20:00:00 (BeijingTime) 在North Atlantic首次被记录, peak intensity 为Cat 1 Hurricane, max wind 约 33.4 m/s (1 分钟平均) , minimum central pressure 993 hPa, at 1977-09-12 08:00:00前后结束, total 记录 27 track points (6 h一个) . 曾Landfall或贴近land.
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 1977-09-05 20:00 | 32.8°N, 80.0°W | Tropical Depression | 10.3 | 1015 |
| 1977-09-06 08:00 | 33.6°N, 78.2°W | Tropical Depression | 10.3 | 1013 |
| 1977-09-06 20:00 | 34.0°N, 77.0°W | Tropical Depression | 12.9 | 1011 |
| 1977-09-07 08:00 | 34.4°N, 75.8°W | Tropical Depression | 15.4 | 1010 |
| 1977-09-07 20:00 | 34.7°N, 74.3°W | Tropical Depression | 15.4 | 1010 |
| 1977-09-08 08:00 | 35.1°N, 71.7°W | Tropical Storm | 18 | 1006 |
| 1977-09-08 20:00 | 35.5°N, 67.7°W | Cat 1 Hurricane | 33.4 | 993 |
| 1977-09-09 08:00 | 35.5°N, 64.6°W | Cat 1 Hurricane | 33.4 | 998 |
| 1977-09-09 20:00 | 34.0°N, 62.8°W | Tropical Storm | 28.3 | 999 |
| 1977-09-10 08:00 | 32.8°N, 63.2°W | Tropical Storm | 23.1 | 1000 |
| 1977-09-10 20:00 | 33.0°N, 63.8°W | Tropical Storm | 23.1 | 1001 |
| 1977-09-11 08:00 | 34.2°N, 63.2°W | Tropical Storm | 23.1 | 1002 |
| 1977-09-11 20:00 | 36.0°N, 61.5°W | Extratropical cyclone | 23.1 | 1001 |
| 1977-09-12 08:00 | 40.5°N, 57.5°W | Extratropical cyclone | 23.1 | 1001 |
Data sources: NOAA National Environmental Information Center IBTrACS v04r01 (Knapp et al., 2010), code 1977249N33280 / AL071977. This storm has no official Chinese name and is shown under its original English name. Intensity is classified by the local agency for the relevant sea area, using 1-minute sustained winds converted with the WMO coefficient, for reference only. Data notes · Incorrect translation?
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