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 1999-09-05 08:00:00 (BeijingTime) 在East Pacific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 986 hPa, at 1999-09-10 02:00:00前后结束, total 记录 20 track points (6 h一个) . 曾Landfall或贴近land.
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 1999-09-05 08:00 | 16.9°N, 104.5°W | Tropical Depression | 12.9 | - |
| 1999-09-05 14:00 | 18.0°N, 104.8°W | Tropical Depression | 12.9 | - |
| 1999-09-05 20:00 | 18.6°N, 105.1°W | Tropical Depression | 15.4 | 1008 |
| 1999-09-06 02:00 | 19.2°N, 105.4°W | Tropical Storm | 20.6 | 1005 |
| 1999-09-06 08:00 | 19.9°N, 106.0°W | Tropical Storm | 23.1 | 1000 |
| 1999-09-06 14:00 | 20.6°N, 106.7°W | Tropical Storm | 25.7 | 997 |
| 1999-09-06 20:00 | 21.2°N, 107.6°W | Tropical Storm | 28.3 | 994 |
| 1999-09-07 02:00 | 21.5°N, 108.4°W | Cat 1 Hurricane | 33.4 | 987 |
| 1999-09-07 08:00 | 21.9°N, 109.0°W | Cat 1 Hurricane | 33.4 | 986 |
| 1999-09-07 14:00 | 22.2°N, 109.5°W | Cat 1 Hurricane | 33.4 | 987 |
| 1999-09-07 20:00 | 22.5°N, 109.5°W | Cat 1 Hurricane | 33.4 | 987 |
| 1999-09-08 02:00 | 22.8°N, 109.7°W | Tropical Storm | 28.3 | 994 |
| 1999-09-08 08:00 | 23.1°N, 110.3°W | Tropical Storm | 23.1 | 1000 |
| 1999-09-08 14:00 | 23.1°N, 110.8°W | Tropical Storm | 20.6 | 1005 |
| 1999-09-08 20:00 | 23.0°N, 111.2°W | Tropical Storm | 18 | 1006 |
| 1999-09-09 02:00 | 23.0°N, 111.3°W | Tropical Depression | 15.4 | 1008 |
| 1999-09-09 08:00 | 23.2°N, 111.5°W | Tropical Depression | 15.4 | 1008 |
| 1999-09-09 14:00 | 23.2°N, 111.8°W | Tropical Depression | 12.9 | 1008 |
| 1999-09-09 20:00 | 23.2°N, 112.0°W | Tropical Depression | 12.9 | 1008 |
| 1999-09-10 02:00 | 23.2°N, 112.3°W | Tropical Depression | 10.3 | 1009 |
Data sources: NOAA National Centers for Environmental Information IBTrACS v04r01 (Knapp et al., 2010), code 1999248N17256 / EP121999. No official Chinese name is available for this basin, so the original English name is displayed. Intensity is classified by the relevant local agency in the basin, based on 1-minute sustained winds converted using the WMO factor, for reference only. Data notes · Incorrect translation?
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