Hurricane Alex
● 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).
Alex at 1998-07-27 20:00:00 (BeijingTime) 在North Atlantic首次被记录, peak intensity 为Tropical Storm, max wind 约 23.1 m/s (1 分钟平均) , minimum central pressure 1002 hPa, at 1998-08-03 02:00:00前后结束, total 记录 26 track points (6 h一个) .
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 1998-07-27 20:00 | 11.3°N, 25.4°W | Tropical Depression | 12.9 | 1009 |
| 1998-07-28 08:00 | 12.2°N, 29.2°W | Tropical Depression | 12.9 | 1009 |
| 1998-07-28 20:00 | 12.9°N, 33.3°W | Tropical Depression | 15.4 | 1007 |
| 1998-07-29 08:00 | 13.3°N, 36.8°W | Tropical Storm | 18 | 1005 |
| 1998-07-29 20:00 | 13.7°N, 40.0°W | Tropical Storm | 18 | 1005 |
| 1998-07-30 08:00 | 14.2°N, 42.6°W | Tropical Storm | 18 | 1005 |
| 1998-07-30 20:00 | 14.7°N, 45.0°W | Tropical Storm | 20.6 | 1003 |
| 1998-07-31 08:00 | 15.4°N, 47.1°W | Tropical Storm | 23.1 | 1002 |
| 1998-07-31 20:00 | 15.7°N, 49.2°W | Tropical Storm | 23.1 | 1003 |
| 1998-08-01 08:00 | 15.9°N, 51.7°W | Tropical Storm | 18 | 1007 |
| 1998-08-01 20:00 | 16.9°N, 54.3°W | Tropical Storm | 20.6 | 1009 |
| 1998-08-02 08:00 | 18.4°N, 56.5°W | Tropical Storm | 18 | 1012 |
| 1998-08-02 20:00 | 19.9°N, 58.6°W | Tropical Storm | 18 | 1012 |
| 1998-08-03 02:00 | 21.0°N, 59.3°W | Tropical Depression | 15.4 | 1014 |
Data sources: NOAA National Centers for Environmental Information IBTrACS v04r01 (Knapp et al., 2010), code 1998209N11335 / AL011998. This basin has no official Chinese name, so the original English name is used. Intensity grades follow the classifications of the relevant local meteorological agency, converted from 1-minute sustained winds using the WMO factor, and are provided for reference only. Data notes · Incorrect translation?
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