Tropical Storm Ewiniar(1804)
Times and heights of the maximum sea level and the maximum storm surge recorded at tide stations in Hong Kong during the passage of Ewiniar
| Station | Maximum sea level | Maximum storm surge | ||||
| (above chart datum) | (above astronomical tide) | |||||
| Height(m) | Date/Month | Time | Height(m) | Date/Month | Time | |
| Quarry Bay | 2.18 | 5/6 | 12:59 | 0.35 | 8/6 | 07:51 |
| Shek Pik | 2.24 | 5/6 | 11:44 | 0.40 | 8/6 | 06:35 |
| Tai Miu Wan | 2.08 | 5/6 | 12:43 | 0.33 | 8/6 | 06:26 |
| Tai Po Kau | 2.13 | 5/6 | 11:17 | 0.46 | 8/6 | 13:21 |
| Tsim Bei Tsui | 2.52 | 5/6 | 13:34 | 0.68 | 8/6 | 08:12 |
Waglan Island - data not available