| 満潮 | 干潮 | 満潮 | 干潮 |
|
12
(水) |
03:18 | 10:17 | 16:33 | 22:12 |
| 88cm | 2cm | 79cm | 38cm | |
|
||||
函館（北海道）2021年05月12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 |
|---|---|---|---|
| 5/12 00:00 | 51.6 | ↑2.4 | |
| 5/12 00:10 | 54.1 | ↑2.5 | |
| 5/12 00:20 | 56.6 | ↑2.5 | |
| 5/12 00:30 | 59.2 | ↑2.6 | |
| 5/12 00:40 | 61.8 | ↑2.6 | |
| 5/12 00:50 | 64.5 | ↑2.7 | |
| 5/12 01:00 | 67.1 | ↑2.6 | |
| 5/12 01:10 | 69.6 | ↑2.5 | |
| 5/12 01:20 | 72.1 | ↑2.5 | |
| 5/12 01:30 | 74.4 | ↑2.3 | |
| 5/12 01:40 | 76.7 | ↑2.3 | |
| 5/12 01:50 | 78.7 | ↑2.0 | |
| 5/12 02:00 | 80.7 | ↑2.0 | |
| 5/12 02:10 | 82.4 | ↑1.7 | |
| 5/12 02:20 | 83.9 | ↑1.5 | |
| 5/12 02:30 | 85.1 | ↑1.2 | |
| 5/12 02:40 | 86.2 | ↑1.1 | |
| 5/12 02:50 | 87.0 | ↑0.8 | |
| 5/12 03:00 | 87.5 | ↑0.5 | |
| 5/12 03:10 | 87.8 | ↑0.3 | 満潮 |
| 5/12 03:20 | 87.9 | ↑0.1 | |
| 5/12 03:30 | 87.7 | ↓-0.2 | |
| 5/12 03:40 | 87.3 | ↓-0.4 | |
| 5/12 03:50 | 86.6 | ↓-0.7 | |
| 5/12 04:00 | 85.7 | ↓-0.9 | |
| 5/12 04:10 | 84.6 | ↓-1.1 | |
| 5/12 04:20 | 83.3 | ↓-1.3 | |
| 5/12 04:30 | 81.8 | ↓-1.5 | |
| 5/12 04:40 | 80.1 | ↓-1.7 | |
| 5/12 04:50 | 78.3 | ↓-1.8 | |
| 5/12 05:00 | 76.2 | ↓-2.1 | |
| 5/12 05:10 | 74.1 | ↓-2.1 | |
| 5/12 05:20 | 71.7 | ↓-2.4 | |
| 5/12 05:30 | 69.3 | ↓-2.4 | |
| 5/12 05:40 | 66.7 | ↓-2.6 | |
| 5/12 05:50 | 64.0 | ↓-2.7 | |
| 5/12 06:00 | 61.1 | ↓-2.9 | |
| 5/12 06:10 | 58.2 | ↓-2.9 | |
| 5/12 06:20 | 55.2 | ↓-3.0 | |
| 5/12 06:30 | 52.2 | ↓-3.0 | |
| 5/12 06:40 | 49.1 | ↓-3.1 | |
| 5/12 06:50 | 45.9 | ↓-3.2 | |
| 5/12 07:00 | 42.8 | ↓-3.1 | |
| 5/12 07:10 | 39.6 | ↓-3.2 | |
| 5/12 07:20 | 36.4 | ↓-3.2 | |
| 5/12 07:30 | 33.3 | ↓-3.1 | |
| 5/12 07:40 | 30.2 | ↓-3.1 | |
| 5/12 07:50 | 27.1 | ↓-3.1 | |
| 5/12 08:00 | 24.2 | ↓-2.9 | |
| 5/12 08:10 | 21.4 | ↓-2.8 | |
| 5/12 08:20 | 18.7 | ↓-2.7 | |
| 5/12 08:30 | 16.1 | ↓-2.6 | |
| 5/12 08:40 | 13.7 | ↓-2.4 | |
| 5/12 08:50 | 11.5 | ↓-2.2 | |
| 5/12 09:00 | 9.5 | ↓-2.0 | |
| 5/12 09:10 | 7.7 | ↓-1.8 | |
| 5/12 09:20 | 6.2 | ↓-1.5 | |
| 5/12 09:30 | 4.8 | ↓-1.4 | |
| 5/12 09:40 | 3.7 | ↓-1.1 | |
| 5/12 09:50 | 2.9 | ↓-0.8 | |
| 5/12 10:00 | 2.3 | ↓-0.6 | |
| 5/12 10:10 | 2.0 | ↓-0.3 | 干潮 |
| 5/12 10:20 | 2.0 | 0 | |
| 5/12 10:30 | 2.2 | ↑0.2 | |
| 5/12 10:40 | 2.7 | ↑0.5 | |
| 5/12 10:50 | 3.5 | ↑0.8 | |
| 5/12 11:00 | 4.6 | ↑1.1 | |
| 5/12 11:10 | 5.9 | ↑1.3 | |
| 5/12 11:20 | 7.4 | ↑1.5 | |
| 5/12 11:30 | 9.3 | ↑1.9 | |
| 5/12 11:40 | 11.3 | ↑2.0 | |
| 5/12 11:50 | 13.6 | ↑2.3 | |
| 5/12 12:00 | 16.1 | ↑2.5 | |
| 5/12 12:10 | 18.7 | ↑2.6 | |
| 5/12 12:20 | 21.6 | ↑2.9 | |
| 5/12 12:30 | 24.6 | ↑3.0 | |
| 5/12 12:40 | 27.7 | ↑3.1 | |
| 5/12 12:50 | 30.9 | ↑3.2 | |
| 5/12 13:00 | 34.1 | ↑3.2 | |
| 5/12 13:10 | 37.5 | ↑3.4 | 最大潮位差 |
| 5/12 13:20 | 40.8 | ↑3.3 | |
| 5/12 13:30 | 44.1 | ↑3.3 | |
| 5/12 13:40 | 47.4 | ↑3.3 | |
| 5/12 13:50 | 50.6 | ↑3.2 | |
| 5/12 14:00 | 53.7 | ↑3.1 | |
| 5/12 14:10 | 56.7 | ↑3.0 | |
| 5/12 14:20 | 59.6 | ↑2.9 | |
| 5/12 14:30 | 62.3 | ↑2.7 | |
| 5/12 14:40 | 64.8 | ↑2.5 | |
| 5/12 14:50 | 67.1 | ↑2.3 | |
| 5/12 15:00 | 69.2 | ↑2.1 | |
| 5/12 15:10 | 71.1 | ↑1.9 | |
| 5/12 15:20 | 72.7 | ↑1.6 | |
| 5/12 15:30 | 74.2 | ↑1.5 | |
| 5/12 15:40 | 75.4 | ↑1.2 | |
| 5/12 15:50 | 76.4 | ↑1.0 | |
| 5/12 16:00 | 77.1 | ↑0.7 | |
| 5/12 16:10 | 77.7 | ↑0.6 | |
| 5/12 16:20 | 78.0 | ↑0.3 | |
| 5/12 16:30 | 78.2 | ↑0.2 | 満潮 |
| 5/12 16:40 | 78.1 | ↓-0.1 | |
| 5/12 16:50 | 77.9 | ↓-0.2 | |
| 5/12 17:00 | 77.5 | ↓-0.4 | |
| 5/12 17:10 | 76.9 | ↓-0.6 | |
| 5/12 17:20 | 76.2 | ↓-0.7 | |
| 5/12 17:30 | 75.4 | ↓-0.8 | |
| 5/12 17:40 | 74.4 | ↓-1.0 | |
| 5/12 17:50 | 73.3 | ↓-1.1 | |
| 5/12 18:00 | 72.0 | ↓-1.3 | |
| 5/12 18:10 | 70.7 | ↓-1.3 | |
| 5/12 18:20 | 69.3 | ↓-1.4 | |
| 5/12 18:30 | 67.7 | ↓-1.6 | |
| 5/12 18:40 | 66.1 | ↓-1.6 | |
| 5/12 18:50 | 64.5 | ↓-1.6 | |
| 5/12 19:00 | 62.7 | ↓-1.8 | |
| 5/12 19:10 | 60.9 | ↓-1.8 | |
| 5/12 19:20 | 59.1 | ↓-1.8 | |
| 5/12 19:30 | 57.3 | ↓-1.8 | |
| 5/12 19:40 | 55.5 | ↓-1.8 | |
| 5/12 19:50 | 53.6 | ↓-1.9 | |
| 5/12 20:00 | 51.8 | ↓-1.8 | |
| 5/12 20:10 | 50.1 | ↓-1.7 | |
| 5/12 20:20 | 48.4 | ↓-1.7 | |
| 5/12 20:30 | 46.8 | ↓-1.6 | |
| 5/12 20:40 | 45.2 | ↓-1.6 | |
| 5/12 20:50 | 43.8 | ↓-1.4 | |
| 5/12 21:00 | 42.5 | ↓-1.3 | |
| 5/12 21:10 | 41.4 | ↓-1.1 | |
| 5/12 21:20 | 40.4 | ↓-1.0 | |
| 5/12 21:30 | 39.5 | ↓-0.9 | |
| 5/12 21:40 | 38.9 | ↓-0.6 | |
| 5/12 21:50 | 38.4 | ↓-0.5 | |
| 5/12 22:00 | 38.0 | ↓-0.4 | |
| 5/12 22:10 | 37.9 | ↓-0.1 | 干潮 |
| 5/12 22:20 | 38.0 | ↑0.1 | |
| 5/12 22:30 | 38.3 | ↑0.3 | |
| 5/12 22:40 | 38.8 | ↑0.5 | |
| 5/12 22:50 | 39.4 | ↑0.6 | |
| 5/12 23:00 | 40.3 | ↑0.9 | |
| 5/12 23:10 | 41.3 | ↑1.0 | |
| 5/12 23:20 | 42.6 | ↑1.3 | |
| 5/12 23:30 | 44.0 | ↑1.4 | |
| 5/12 23:40 | 45.6 | ↑1.6 | |
| 5/12 23:50 | 47.4 | ↑1.8 |