Hurricane Greg
● 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).
Greg at 2011-08-17 02:00:00 (BeijingTime) 在East Pacific首次被记录, peak intensity 为Cat 1 Hurricane, max wind 约 38.6 m/s (1 分钟平均) , minimum central pressure 979 hPa, at 2011-08-23 08:00:00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 |
|---|
| 2011-08-17 02:00 | 13.9°N, 99.0°W | Tropical Depression | 15.4 | 1006 |
| 2011-08-17 14:00 | 15.5°N, 101.5°W | Tropical Storm | 18 | 1004 |
| 2011-08-18 02:00 | 16.9°N, 105.6°W | Tropical Storm | 28.3 | 994 |
| 2011-08-18 14:00 | 17.8°N, 109.2°W | Cat 1 Hurricane | 36 | 980 |
| 2011-08-19 02:00 | 18.6°N, 112.0°W | Cat 1 Hurricane | 38.6 | 980 |
| 2011-08-19 14:00 | 19.0°N, 114.5°W | Cat 1 Hurricane | 33.4 | 987 |
| 2011-08-20 02:00 | 19.5°N, 116.5°W | Tropical Storm | 25.7 | 994 |
| 2011-08-20 14:00 | 19.7°N, 118.6°W | Tropical Storm | 20.6 | 1000 |
| 2011-08-21 02:00 | 19.9°N, 120.1°W | Tropical Depression | 15.4 | 1008 |
| 2011-08-21 14:00 | 20.1°N, 121.5°W | Tropical Depression | 15.4 | 1008 |
| 2011-08-22 02:00 | 20.0°N, 123.4°W | Tropical Depression | 12.9 | 1008 |
| 2011-08-22 14:00 | 19.6°N, 125.0°W | Tropical Depression | 10.3 | 1008 |
| 2011-08-23 02:00 | 19.6°N, 126.2°W | Tropical Depression | 10.3 | 1008 |
| 2011-08-23 08:00 | 19.6°N, 126.8°W | Tropical Depression | 10.3 | 1009 |
Data sources: NOAA National Centers for Environmental Information IBTrACS v04r01 (Knapp et al., 2010), code 2011229N14261 / EP072011. This system has no official Chinese name and is displayed under its original English name. Intensity is classified by the local agency for the region (converted from 1-min sustained wind using the WMO factor), for reference only. Data notes · Incorrect translation?
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