| 満潮 | 干潮 | 満潮 | 干潮 |
|
20
(月) |
03:35 | 10:44 | 17:14 | 22:37 |
| 98cm | -1cm | 81cm | 43cm | |
|
||||
函館（北海道）2019年05月20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 |
|---|---|---|---|
| 5/20 00:00 | 53.9 | ↑2.3 | |
| 5/20 00:10 | 56.4 | ↑2.5 | |
| 5/20 00:20 | 59.0 | ↑2.6 | |
| 5/20 00:30 | 61.7 | ↑2.7 | |
| 5/20 00:40 | 64.5 | ↑2.8 | |
| 5/20 00:50 | 67.4 | ↑2.9 | |
| 5/20 01:00 | 70.2 | ↑2.8 | |
| 5/20 01:10 | 73.1 | ↑2.9 | |
| 5/20 01:20 | 75.9 | ↑2.8 | |
| 5/20 01:30 | 78.6 | ↑2.7 | |
| 5/20 01:40 | 81.3 | ↑2.7 | |
| 5/20 01:50 | 83.8 | ↑2.5 | |
| 5/20 02:00 | 86.2 | ↑2.4 | |
| 5/20 02:10 | 88.4 | ↑2.2 | |
| 5/20 02:20 | 90.5 | ↑2.1 | |
| 5/20 02:30 | 92.3 | ↑1.8 | |
| 5/20 02:40 | 93.8 | ↑1.5 | |
| 5/20 02:50 | 95.2 | ↑1.4 | |
| 5/20 03:00 | 96.2 | ↑1.0 | |
| 5/20 03:10 | 97.0 | ↑0.8 | |
| 5/20 03:20 | 97.5 | ↑0.5 | |
| 5/20 03:30 | 97.8 | ↑0.3 | 満潮 |
| 5/20 03:40 | 97.7 | ↓-0.1 | |
| 5/20 03:50 | 97.4 | ↓-0.3 | |
| 5/20 04:00 | 96.9 | ↓-0.5 | |
| 5/20 04:10 | 96.0 | ↓-0.9 | |
| 5/20 04:20 | 95.0 | ↓-1.0 | |
| 5/20 04:30 | 93.6 | ↓-1.4 | |
| 5/20 04:40 | 92.1 | ↓-1.5 | |
| 5/20 04:50 | 90.3 | ↓-1.8 | |
| 5/20 05:00 | 88.4 | ↓-1.9 | |
| 5/20 05:10 | 86.2 | ↓-2.2 | |
| 5/20 05:20 | 83.9 | ↓-2.3 | |
| 5/20 05:30 | 81.4 | ↓-2.5 | |
| 5/20 05:40 | 78.7 | ↓-2.7 | |
| 5/20 05:50 | 75.9 | ↓-2.8 | |
| 5/20 06:00 | 73.0 | ↓-2.9 | |
| 5/20 06:10 | 69.9 | ↓-3.1 | |
| 5/20 06:20 | 66.7 | ↓-3.2 | |
| 5/20 06:30 | 63.4 | ↓-3.3 | |
| 5/20 06:40 | 60.1 | ↓-3.3 | |
| 5/20 06:50 | 56.6 | ↓-3.5 | |
| 5/20 07:00 | 53.1 | ↓-3.5 | |
| 5/20 07:10 | 49.6 | ↓-3.5 | |
| 5/20 07:20 | 46.0 | ↓-3.6 | 最大潮位差 |
| 5/20 07:30 | 42.5 | ↓-3.5 | |
| 5/20 07:40 | 38.9 | ↓-3.6 | 最大潮位差 |
| 5/20 07:50 | 35.4 | ↓-3.5 | |
| 5/20 08:00 | 31.9 | ↓-3.5 | |
| 5/20 08:10 | 28.5 | ↓-3.4 | |
| 5/20 08:20 | 25.2 | ↓-3.3 | |
| 5/20 08:30 | 22.0 | ↓-3.2 | |
| 5/20 08:40 | 18.9 | ↓-3.1 | |
| 5/20 08:50 | 16.0 | ↓-2.9 | |
| 5/20 09:00 | 13.3 | ↓-2.7 | |
| 5/20 09:10 | 10.8 | ↓-2.5 | |
| 5/20 09:20 | 8.4 | ↓-2.4 | |
| 5/20 09:30 | 6.3 | ↓-2.1 | |
| 5/20 09:40 | 4.5 | ↓-1.8 | |
| 5/20 09:50 | 2.9 | ↓-1.6 | |
| 5/20 10:00 | 1.5 | ↓-1.4 | |
| 5/20 10:10 | 0.5 | ↓-1.0 | |
| 5/20 10:20 | -0.3 | ↓-0.8 | |
| 5/20 10:30 | -0.9 | ↓-0.6 | |
| 5/20 10:40 | -1.1 | ↓-0.2 | 干潮 |
| 5/20 10:50 | -1.0 | ↑0.1 | |
| 5/20 11:00 | -0.7 | ↑0.3 | |
| 5/20 11:10 | 0.0 | ↑0.7 | |
| 5/20 11:20 | 0.9 | 0 | |
| 5/20 11:30 | 2.1 | ↑1.2 | |
| 5/20 11:40 | 3.5 | ↑1.4 | |
| 5/20 11:50 | 5.3 | ↑1.8 | |
| 5/20 12:00 | 7.2 | ↑1.9 | |
| 5/20 12:10 | 9.4 | ↑2.2 | |
| 5/20 12:20 | 11.9 | ↑2.5 | |
| 5/20 12:30 | 14.5 | ↑2.6 | |
| 5/20 12:40 | 17.4 | ↑2.9 | |
| 5/20 12:50 | 20.4 | ↑3.0 | |
| 5/20 13:00 | 23.5 | ↑3.1 | |
| 5/20 13:10 | 26.8 | ↑3.3 | |
| 5/20 13:20 | 30.1 | ↑3.3 | |
| 5/20 13:30 | 33.6 | ↑3.5 | |
| 5/20 13:40 | 37.0 | ↑3.4 | |
| 5/20 13:50 | 40.5 | ↑3.5 | |
| 5/20 14:00 | 43.9 | ↑3.4 | |
| 5/20 14:10 | 47.4 | ↑3.5 | |
| 5/20 14:20 | 50.7 | ↑3.3 | |
| 5/20 14:30 | 53.9 | ↑3.2 | |
| 5/20 14:40 | 57.0 | ↑3.1 | |
| 5/20 14:50 | 60.0 | ↑3.0 | |
| 5/20 15:00 | 62.8 | ↑2.8 | |
| 5/20 15:10 | 65.5 | ↑2.7 | |
| 5/20 15:20 | 67.9 | ↑2.4 | |
| 5/20 15:30 | 70.1 | ↑2.2 | |
| 5/20 15:40 | 72.2 | ↑2.1 | |
| 5/20 15:50 | 74.0 | ↑1.8 | |
| 5/20 16:00 | 75.5 | ↑1.5 | |
| 5/20 16:10 | 76.9 | ↑1.4 | |
| 5/20 16:20 | 78.1 | ↑1.2 | |
| 5/20 16:30 | 79.0 | ↑0.9 | |
| 5/20 16:40 | 79.7 | ↑0.7 | |
| 5/20 16:50 | 80.3 | ↑0.6 | |
| 5/20 17:00 | 80.6 | ↑0.3 | |
| 5/20 17:10 | 80.7 | ↑0.1 | 満潮 |
| 5/20 17:20 | 80.7 | 0 | |
| 5/20 17:30 | 80.5 | ↓-0.2 | |
| 5/20 17:40 | 80.1 | ↓-0.4 | |
| 5/20 17:50 | 79.6 | ↓-0.5 | |
| 5/20 18:00 | 78.9 | ↓-0.7 | |
| 5/20 18:10 | 78.1 | ↓-0.8 | |
| 5/20 18:20 | 77.2 | ↓-0.9 | |
| 5/20 18:30 | 76.1 | ↓-1.1 | |
| 5/20 18:40 | 74.9 | ↓-1.2 | |
| 5/20 18:50 | 73.5 | ↓-1.4 | |
| 5/20 19:00 | 72.1 | ↓-1.4 | |
| 5/20 19:10 | 70.6 | ↓-1.5 | |
| 5/20 19:20 | 68.9 | ↓-1.7 | |
| 5/20 19:30 | 67.3 | ↓-1.6 | |
| 5/20 19:40 | 65.5 | ↓-1.8 | |
| 5/20 19:50 | 63.7 | ↓-1.8 | |
| 5/20 20:00 | 61.9 | ↓-1.8 | |
| 5/20 20:10 | 60.0 | ↓-1.9 | |
| 5/20 20:20 | 58.2 | ↓-1.8 | |
| 5/20 20:30 | 56.4 | ↓-1.8 | |
| 5/20 20:40 | 54.6 | ↓-1.8 | |
| 5/20 20:50 | 52.8 | ↓-1.8 | |
| 5/20 21:00 | 51.2 | ↓-1.6 | |
| 5/20 21:10 | 49.7 | ↓-1.5 | |
| 5/20 21:20 | 48.2 | ↓-1.5 | |
| 5/20 21:30 | 46.9 | ↓-1.3 | |
| 5/20 21:40 | 45.8 | ↓-1.1 | |
| 5/20 21:50 | 44.8 | ↓-1.0 | |
| 5/20 22:00 | 44.0 | ↓-0.8 | |
| 5/20 22:10 | 43.4 | ↓-0.6 | |
| 5/20 22:20 | 43.0 | ↓-0.4 | |
| 5/20 22:30 | 42.7 | ↓-0.3 | 干潮 |
| 5/20 22:40 | 42.7 | 0 | |
| 5/20 22:50 | 42.9 | ↑0.2 | |
| 5/20 23:00 | 43.3 | ↑0.4 | |
| 5/20 23:10 | 44.0 | ↑0.7 | |
| 5/20 23:20 | 44.8 | ↑0.8 | |
| 5/20 23:30 | 45.9 | ↑1.1 | |
| 5/20 23:40 | 47.1 | ↑1.2 | |
| 5/20 23:50 | 48.6 | ↑1.5 |