| 満潮 | 干潮 | 満潮 | 干潮 |
|
4
(金) |
05:19 | 12:23 | 18:58 | - |
| 90cm | 7cm | 73cm | - | |
|
||||
函館（北海道）2018年05月4日の10分毎の潮の高低差を確認できます。
また1日の潮の高低差が1番大きい（潮の流れが大きい）時間に「最大潮位差」と明記してます。
| 時刻 | 潮位 | 高低差 | 各ポイント |
|---|---|---|---|
| 5/4 00:00 | 40.4 | ↑0.3 | |
| 5/4 00:10 | 40.8 | ↑0.4 | |
| 5/4 00:20 | 41.5 | ↑0.7 | |
| 5/4 00:30 | 42.3 | ↑0.8 | |
| 5/4 00:40 | 43.3 | ↑1.0 | |
| 5/4 00:50 | 44.5 | ↑1.2 | |
| 5/4 01:00 | 45.9 | ↑1.4 | |
| 5/4 01:10 | 47.4 | ↑1.5 | |
| 5/4 01:20 | 49.0 | ↑1.6 | |
| 5/4 01:30 | 50.8 | ↑1.8 | |
| 5/4 01:40 | 52.7 | ↑1.9 | |
| 5/4 01:50 | 54.7 | ↑2.0 | |
| 5/4 02:00 | 56.8 | ↑2.1 | |
| 5/4 02:10 | 59.0 | ↑2.2 | |
| 5/4 02:20 | 61.2 | ↑2.2 | |
| 5/4 02:30 | 63.5 | ↑2.3 | |
| 5/4 02:40 | 65.8 | ↑2.3 | |
| 5/4 02:50 | 68.0 | ↑2.2 | |
| 5/4 03:00 | 70.3 | ↑2.3 | |
| 5/4 03:10 | 72.5 | ↑2.2 | |
| 5/4 03:20 | 74.7 | ↑2.2 | |
| 5/4 03:30 | 76.7 | ↑2.0 | |
| 5/4 03:40 | 78.7 | ↑2.0 | |
| 5/4 03:50 | 80.6 | ↑1.9 | |
| 5/4 04:00 | 82.3 | ↑1.7 | |
| 5/4 04:10 | 83.8 | ↑1.5 | |
| 5/4 04:20 | 85.2 | ↑1.4 | |
| 5/4 04:30 | 86.4 | ↑1.2 | |
| 5/4 04:40 | 87.3 | ↑0.9 | |
| 5/4 04:50 | 88.1 | ↑0.8 | |
| 5/4 05:00 | 88.6 | ↑0.5 | |
| 5/4 05:10 | 88.9 | ↑0.3 | 満潮 |
| 5/4 05:20 | 89.0 | ↑0.1 | |
| 5/4 05:30 | 88.8 | ↓-0.2 | |
| 5/4 05:40 | 88.4 | ↓-0.4 | |
| 5/4 05:50 | 87.8 | ↓-0.6 | |
| 5/4 06:00 | 87.0 | ↓-0.8 | |
| 5/4 06:10 | 85.9 | ↓-1.1 | |
| 5/4 06:20 | 84.7 | ↓-1.2 | |
| 5/4 06:30 | 83.2 | ↓-1.5 | |
| 5/4 06:40 | 81.6 | ↓-1.6 | |
| 5/4 06:50 | 79.8 | ↓-1.8 | |
| 5/4 07:00 | 77.8 | ↓-2.0 | |
| 5/4 07:10 | 75.7 | ↓-2.1 | |
| 5/4 07:20 | 73.4 | ↓-2.3 | |
| 5/4 07:30 | 71.1 | ↓-2.3 | |
| 5/4 07:40 | 68.6 | ↓-2.5 | |
| 5/4 07:50 | 66.0 | ↓-2.6 | |
| 5/4 08:00 | 63.4 | ↓-2.6 | |
| 5/4 08:10 | 60.7 | ↓-2.7 | |
| 5/4 08:20 | 57.9 | ↓-2.8 | |
| 5/4 08:30 | 55.0 | ↓-2.9 | |
| 5/4 08:40 | 52.1 | ↓-2.9 | |
| 5/4 08:50 | 49.2 | ↓-2.9 | |
| 5/4 09:00 | 46.2 | ↓-3.0 | 最大潮位差 |
| 5/4 09:10 | 43.2 | ↓-3.0 | 最大潮位差 |
| 5/4 09:20 | 40.3 | ↓-2.9 | |
| 5/4 09:30 | 37.3 | ↓-3.0 | 最大潮位差 |
| 5/4 09:40 | 34.4 | ↓-2.9 | |
| 5/4 09:50 | 31.6 | ↓-2.8 | |
| 5/4 10:00 | 28.8 | ↓-2.8 | |
| 5/4 10:10 | 26.1 | ↓-2.7 | |
| 5/4 10:20 | 23.5 | ↓-2.6 | |
| 5/4 10:30 | 21.0 | ↓-2.5 | |
| 5/4 10:40 | 18.7 | ↓-2.3 | |
| 5/4 10:50 | 16.5 | ↓-2.2 | |
| 5/4 11:00 | 14.6 | ↓-1.9 | |
| 5/4 11:10 | 12.8 | ↓-1.8 | |
| 5/4 11:20 | 11.2 | ↓-1.6 | |
| 5/4 11:30 | 9.8 | ↓-1.4 | |
| 5/4 11:40 | 8.7 | ↓-1.1 | |
| 5/4 11:50 | 7.8 | ↓-0.9 | |
| 5/4 12:00 | 7.1 | ↓-0.7 | |
| 5/4 12:10 | 6.7 | ↓-0.4 | |
| 5/4 12:20 | 6.6 | ↓-0.1 | 干潮 |
| 5/4 12:30 | 6.6 | 0 | |
| 5/4 12:40 | 6.9 | ↑0.3 | |
| 5/4 12:50 | 7.5 | ↑0.6 | |
| 5/4 13:00 | 8.3 | ↑0.8 | |
| 5/4 13:10 | 9.3 | ↑1.0 | |
| 5/4 13:20 | 10.5 | ↑1.2 | |
| 5/4 13:30 | 11.9 | ↑1.4 | |
| 5/4 13:40 | 13.5 | ↑1.6 | |
| 5/4 13:50 | 15.2 | ↑1.7 | |
| 5/4 14:00 | 17.2 | ↑2.0 | |
| 5/4 14:10 | 19.2 | ↑2.0 | |
| 5/4 14:20 | 21.4 | ↑2.2 | |
| 5/4 14:30 | 23.8 | ↑2.4 | |
| 5/4 14:40 | 26.2 | ↑2.4 | |
| 5/4 14:50 | 28.7 | ↑2.5 | |
| 5/4 15:00 | 31.3 | ↑2.6 | |
| 5/4 15:10 | 33.9 | ↑2.6 | |
| 5/4 15:20 | 36.5 | ↑2.6 | |
| 5/4 15:30 | 39.2 | ↑2.7 | |
| 5/4 15:40 | 41.9 | ↑2.7 | |
| 5/4 15:50 | 44.5 | ↑2.6 | |
| 5/4 16:00 | 47.1 | ↑2.6 | |
| 5/4 16:10 | 49.7 | ↑2.6 | |
| 5/4 16:20 | 52.1 | ↑2.4 | |
| 5/4 16:30 | 54.5 | ↑2.4 | |
| 5/4 16:40 | 56.8 | ↑2.3 | |
| 5/4 16:50 | 58.9 | ↑2.1 | |
| 5/4 17:00 | 61.0 | ↑2.1 | |
| 5/4 17:10 | 62.8 | ↑1.8 | |
| 5/4 17:20 | 64.5 | ↑1.7 | |
| 5/4 17:30 | 66.1 | ↑1.6 | |
| 5/4 17:40 | 67.4 | ↑1.3 | |
| 5/4 17:50 | 68.6 | ↑1.2 | |
| 5/4 18:00 | 69.6 | ↑1.0 | |
| 5/4 18:10 | 70.5 | ↑0.9 | |
| 5/4 18:20 | 71.1 | ↑0.6 | |
| 5/4 18:30 | 71.6 | ↑0.5 | |
| 5/4 18:40 | 71.9 | ↑0.3 | |
| 5/4 18:50 | 72.1 | ↑0.2 | 満潮 |
| 5/4 19:00 | 72.2 | ↑0.1 | |
| 5/4 19:10 | 72.0 | ↓-0.2 | |
| 5/4 19:20 | 71.8 | ↓-0.2 | |
| 5/4 19:30 | 71.4 | ↓-0.4 | |
| 5/4 19:40 | 70.9 | ↓-0.5 | |
| 5/4 19:50 | 70.3 | ↓-0.6 | |
| 5/4 20:00 | 69.6 | ↓-0.7 | |
| 5/4 20:10 | 68.8 | ↓-0.8 | |
| 5/4 20:20 | 68.0 | ↓-0.8 | |
| 5/4 20:30 | 67.0 | ↓-1.0 | |
| 5/4 20:40 | 65.9 | ↓-1.1 | |
| 5/4 20:50 | 64.8 | ↓-1.1 | |
| 5/4 21:00 | 63.6 | ↓-1.2 | |
| 5/4 21:10 | 62.4 | ↓-1.2 | |
| 5/4 21:20 | 61.1 | ↓-1.3 | |
| 5/4 21:30 | 59.8 | ↓-1.3 | |
| 5/4 21:40 | 58.4 | ↓-1.4 | |
| 5/4 21:50 | 57.0 | ↓-1.4 | |
| 5/4 22:00 | 55.7 | ↓-1.3 | |
| 5/4 22:10 | 54.3 | ↓-1.4 | |
| 5/4 22:20 | 52.9 | ↓-1.4 | |
| 5/4 22:30 | 51.6 | ↓-1.3 | |
| 5/4 22:40 | 50.3 | ↓-1.3 | |
| 5/4 22:50 | 49.1 | ↓-1.2 | |
| 5/4 23:00 | 48.0 | ↓-1.1 | |
| 5/4 23:10 | 47.0 | ↓-1.0 | |
| 5/4 23:20 | 46.0 | ↓-1.0 | |
| 5/4 23:30 | 45.3 | ↓-0.7 | |
| 5/4 23:40 | 44.6 | ↓-0.7 | |
| 5/4 23:50 | 44.1 | ↓-0.5 |