| 満潮 | 干潮 | 満潮 | 干潮 |
|
4
(火) |
07:44 | 01:48 | 23:24 | 15:27 |
| 77cm | 55cm | 63cm | 20cm | |
|
||||
函館（北海道）2021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 | 58.3 | ↓-0.5 | |
| 5/4 00:10 | 57.7 | ↓-0.6 | |
| 5/4 00:20 | 57.2 | ↓-0.5 | |
| 5/4 00:30 | 56.7 | ↓-0.5 | |
| 5/4 00:40 | 56.2 | ↓-0.5 | |
| 5/4 00:50 | 55.8 | ↓-0.4 | |
| 5/4 01:00 | 55.4 | ↓-0.4 | |
| 5/4 01:10 | 55.0 | ↓-0.4 | |
| 5/4 01:20 | 54.8 | ↓-0.2 | |
| 5/4 01:30 | 54.6 | ↓-0.2 | |
| 5/4 01:40 | 54.5 | ↓-0.1 | 干潮 |
| 5/4 01:50 | 54.4 | ↓-0.1 | |
| 5/4 02:00 | 54.5 | ↑0.1 | |
| 5/4 02:10 | 54.7 | ↑0.2 | |
| 5/4 02:20 | 54.9 | ↑0.2 | |
| 5/4 02:30 | 55.3 | ↑0.4 | |
| 5/4 02:40 | 55.7 | ↑0.4 | |
| 5/4 02:50 | 56.2 | ↑0.5 | |
| 5/4 03:00 | 56.8 | ↑0.6 | |
| 5/4 03:10 | 57.4 | ↑0.6 | |
| 5/4 03:20 | 58.1 | ↑0.7 | |
| 5/4 03:30 | 58.8 | ↑0.7 | |
| 5/4 03:40 | 59.6 | ↑0.8 | |
| 5/4 03:50 | 60.5 | ↑0.9 | |
| 5/4 04:00 | 61.3 | ↑0.8 | |
| 5/4 04:10 | 62.2 | ↑0.9 | |
| 5/4 04:20 | 63.1 | ↑0.9 | |
| 5/4 04:30 | 64.0 | ↑0.9 | |
| 5/4 04:40 | 65.0 | ↑1.0 | |
| 5/4 04:50 | 65.9 | ↑0.9 | |
| 5/4 05:00 | 66.8 | ↑0.9 | |
| 5/4 05:10 | 67.7 | ↑0.9 | |
| 5/4 05:20 | 68.6 | ↑0.9 | |
| 5/4 05:30 | 69.5 | ↑0.9 | |
| 5/4 05:40 | 70.3 | ↑0.8 | |
| 5/4 05:50 | 71.2 | ↑0.9 | |
| 5/4 06:00 | 72.0 | ↑0.8 | |
| 5/4 06:10 | 72.7 | ↑0.7 | |
| 5/4 06:20 | 73.4 | ↑0.7 | |
| 5/4 06:30 | 74.1 | ↑0.7 | |
| 5/4 06:40 | 74.7 | ↑0.6 | |
| 5/4 06:50 | 75.2 | ↑0.5 | |
| 5/4 07:00 | 75.7 | ↑0.5 | |
| 5/4 07:10 | 76.1 | ↑0.4 | |
| 5/4 07:20 | 76.4 | ↑0.3 | |
| 5/4 07:30 | 76.6 | ↑0.2 | |
| 5/4 07:40 | 76.7 | ↑0.1 | 満潮 |
| 5/4 07:50 | 76.6 | ↓-0.1 | |
| 5/4 08:00 | 76.5 | ↓-0.1 | |
| 5/4 08:10 | 76.3 | ↓-0.2 | |
| 5/4 08:20 | 75.9 | ↓-0.4 | |
| 5/4 08:30 | 75.4 | ↓-0.5 | |
| 5/4 08:40 | 74.8 | ↓-0.6 | |
| 5/4 08:50 | 74.0 | ↓-0.8 | |
| 5/4 09:00 | 73.2 | ↓-0.8 | |
| 5/4 09:10 | 72.2 | ↓-1.0 | |
| 5/4 09:20 | 71.1 | ↓-1.1 | |
| 5/4 09:30 | 70.0 | ↓-1.1 | |
| 5/4 09:40 | 68.7 | ↓-1.3 | |
| 5/4 09:50 | 67.3 | ↓-1.4 | |
| 5/4 10:00 | 65.9 | ↓-1.4 | |
| 5/4 10:10 | 64.3 | ↓-1.6 | |
| 5/4 10:20 | 62.7 | ↓-1.6 | |
| 5/4 10:30 | 61.0 | ↓-1.7 | |
| 5/4 10:40 | 59.3 | ↓-1.7 | |
| 5/4 10:50 | 57.5 | ↓-1.8 | |
| 5/4 11:00 | 55.7 | ↓-1.8 | |
| 5/4 11:10 | 53.8 | ↓-1.9 | |
| 5/4 11:20 | 51.9 | ↓-1.9 | |
| 5/4 11:30 | 49.9 | ↓-2.0 | 最大潮位差 |
| 5/4 11:40 | 47.9 | ↓-2.0 | 最大潮位差 |
| 5/4 11:50 | 46.0 | ↓-1.9 | |
| 5/4 12:00 | 44.0 | ↓-2.0 | 最大潮位差 |
| 5/4 12:10 | 42.0 | ↓-2.0 | 最大潮位差 |
| 5/4 12:20 | 40.1 | ↓-1.9 | |
| 5/4 12:30 | 38.1 | ↓-2.0 | 最大潮位差 |
| 5/4 12:40 | 36.2 | ↓-1.9 | |
| 5/4 12:50 | 34.4 | ↓-1.8 | |
| 5/4 13:00 | 32.6 | ↓-1.8 | |
| 5/4 13:10 | 30.9 | ↓-1.7 | |
| 5/4 13:20 | 29.3 | ↓-1.6 | |
| 5/4 13:30 | 27.8 | ↓-1.5 | |
| 5/4 13:40 | 26.4 | ↓-1.4 | |
| 5/4 13:50 | 25.1 | ↓-1.3 | |
| 5/4 14:00 | 23.9 | ↓-1.2 | |
| 5/4 14:10 | 22.9 | ↓-1.0 | |
| 5/4 14:20 | 22.0 | ↓-0.9 | |
| 5/4 14:30 | 21.2 | ↓-0.8 | |
| 5/4 14:40 | 20.6 | ↓-0.6 | |
| 5/4 14:50 | 20.1 | ↓-0.5 | |
| 5/4 15:00 | 19.7 | ↓-0.4 | |
| 5/4 15:10 | 19.4 | ↓-0.3 | |
| 5/4 15:20 | 19.3 | ↓-0.1 | 干潮 |
| 5/4 15:30 | 19.3 | 0 | |
| 5/4 15:40 | 19.4 | ↑0.1 | |
| 5/4 15:50 | 19.6 | ↑0.2 | |
| 5/4 16:00 | 19.9 | ↑0.3 | |
| 5/4 16:10 | 20.3 | ↑0.4 | |
| 5/4 16:20 | 20.8 | ↑0.5 | |
| 5/4 16:30 | 21.3 | ↑0.5 | |
| 5/4 16:40 | 22.0 | ↑0.7 | |
| 5/4 16:50 | 22.7 | ↑0.7 | |
| 5/4 17:00 | 23.5 | ↑0.8 | |
| 5/4 17:10 | 24.4 | ↑0.9 | |
| 5/4 17:20 | 25.3 | ↑0.9 | |
| 5/4 17:30 | 26.3 | ↑1.0 | |
| 5/4 17:40 | 27.4 | ↑1.1 | |
| 5/4 17:50 | 28.5 | ↑1.1 | |
| 5/4 18:00 | 29.7 | ↑1.2 | |
| 5/4 18:10 | 31.0 | ↑1.3 | |
| 5/4 18:20 | 32.3 | ↑1.3 | |
| 5/4 18:30 | 33.6 | ↑1.3 | |
| 5/4 18:40 | 35.0 | ↑1.4 | |
| 5/4 18:50 | 36.5 | ↑1.5 | |
| 5/4 19:00 | 38.0 | ↑1.5 | |
| 5/4 19:10 | 39.4 | ↑1.4 | |
| 5/4 19:20 | 41.0 | ↑1.6 | |
| 5/4 19:30 | 42.5 | ↑1.5 | |
| 5/4 19:40 | 44.0 | ↑1.5 | |
| 5/4 19:50 | 45.5 | ↑1.5 | |
| 5/4 20:00 | 46.9 | ↑1.4 | |
| 5/4 20:10 | 48.4 | ↑1.5 | |
| 5/4 20:20 | 49.8 | ↑1.4 | |
| 5/4 20:30 | 51.1 | ↑1.3 | |
| 5/4 20:40 | 52.4 | ↑1.3 | |
| 5/4 20:50 | 53.6 | ↑1.2 | |
| 5/4 21:00 | 54.7 | ↑1.1 | |
| 5/4 21:10 | 55.8 | ↑1.1 | |
| 5/4 21:20 | 56.8 | ↑1.0 | |
| 5/4 21:30 | 57.7 | ↑0.9 | |
| 5/4 21:40 | 58.6 | ↑0.9 | |
| 5/4 21:50 | 59.3 | ↑0.7 | |
| 5/4 22:00 | 60.0 | ↑0.7 | |
| 5/4 22:10 | 60.6 | ↑0.6 | |
| 5/4 22:20 | 61.1 | ↑0.5 | |
| 5/4 22:30 | 61.6 | ↑0.5 | |
| 5/4 22:40 | 61.9 | ↑0.3 | |
| 5/4 22:50 | 62.2 | ↑0.3 | |
| 5/4 23:00 | 62.4 | ↑0.2 | |
| 5/4 23:10 | 62.6 | ↑0.2 | |
| 5/4 23:20 | 62.6 | 0 | 満潮 |
| 5/4 23:30 | 62.6 | 0 | |
| 5/4 23:40 | 62.5 | ↓-0.1 | |
| 5/4 23:50 | 62.4 | ↓-0.1 |