Hurricane Ana
● 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).
Ana at 1997-06-30 20:00:00 (BeijingTime) 在North Atlantic首次被记录, peak intensity 为Tropical Storm, max wind 约 20.6 m/s (1 分钟平均) , minimum central pressure 1000 hPa, at 1997-07-05 08:00:00前后结束, total 记录 19 track points (6 h一个) .
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 1997-06-30 20:00 | 32.0°N, 77.2°W | Tropical Depression | 15.4 | 1013 |
| 1997-07-01 02:00 | 32.0°N, 76.6°W | Tropical Depression | 15.4 | 1011 |
| 1997-07-01 08:00 | 31.9°N, 76.0°W | Tropical Depression | 15.4 | 1009 |
| 1997-07-01 14:00 | 31.8°N, 75.4°W | Tropical Storm | 18 | 1006 |
| 1997-07-01 20:00 | 31.7°N, 74.6°W | Tropical Storm | 20.6 | 1004 |
| 1997-07-02 02:00 | 31.4°N, 73.8°W | Tropical Storm | 20.6 | 1002 |
| 1997-07-02 08:00 | 31.4°N, 72.9°W | Tropical Storm | 20.6 | 1000 |
| 1997-07-02 14:00 | 31.7°N, 72.0°W | Tropical Storm | 18 | 1000 |
| 1997-07-02 20:00 | 32.1°N, 71.2°W | Tropical Storm | 18 | 1000 |
| 1997-07-03 02:00 | 32.7°N, 70.5°W | Tropical Storm | 18 | 1000 |
| 1997-07-03 08:00 | 33.5°N, 69.8°W | Tropical Storm | 18 | 1001 |
| 1997-07-03 14:00 | 34.4°N, 69.2°W | Tropical Storm | 18 | 1001 |
| 1997-07-03 20:00 | 35.2°N, 68.4°W | Tropical Storm | 18 | 1002 |
| 1997-07-04 02:00 | 36.1°N, 67.5°W | Tropical Depression | 15.4 | 1002 |
| 1997-07-04 08:00 | 36.9°N, 66.2°W | Tropical Depression | 12.9 | 1003 |
| 1997-07-04 14:00 | 37.7°N, 64.5°W | Extratropical cyclone | 12.9 | 1003 |
| 1997-07-04 20:00 | 38.4°N, 62.4°W | Extratropical cyclone | 12.9 | 1004 |
| 1997-07-05 02:00 | 39.5°N, 59.5°W | Extratropical cyclone | 12.9 | 1004 |
| 1997-07-05 08:00 | 41.0°N, 58.0°W | Extratropical cyclone | 12.9 | 1005 |
Data sources: NOAA National Centers for Environmental Information IBTrACS v04r01 (Knapp et al., 2010), code 1997182N32283 / AL021997. This storm has no official Chinese name, so the English name is used. Intensity is classified by the local agency for the region, based on 1-min sustained wind converted using the WMO factor, for reference only. Data notes · Incorrect translation?
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