| 満潮 | 干潮 | 満潮 | 干潮 |
|
30
(月) |
04:24 | 11:25 | 17:50 | 23:31 |
| 103cm | 19cm | 92cm | 50cm | |
|
||||
函館（北海道）2018年07月30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 |
|---|---|---|---|
| 7/30 00:00 | 56.4 | ↑1.1 | |
| 7/30 00:10 | 57.8 | ↑1.4 | |
| 7/30 00:20 | 59.3 | ↑1.5 | |
| 7/30 00:30 | 60.9 | ↑1.6 | |
| 7/30 00:40 | 62.8 | ↑1.9 | |
| 7/30 00:50 | 64.8 | ↑2.0 | |
| 7/30 01:00 | 66.8 | ↑2.0 | |
| 7/30 01:10 | 69.0 | ↑2.2 | |
| 7/30 01:20 | 71.3 | ↑2.3 | |
| 7/30 01:30 | 73.7 | ↑2.4 | |
| 7/30 01:40 | 76.1 | ↑2.4 | |
| 7/30 01:50 | 78.5 | ↑2.4 | |
| 7/30 02:00 | 81.0 | ↑2.5 | |
| 7/30 02:10 | 83.4 | ↑2.4 | |
| 7/30 02:20 | 85.7 | ↑2.3 | |
| 7/30 02:30 | 88.0 | ↑2.3 | |
| 7/30 02:40 | 90.2 | ↑2.2 | |
| 7/30 02:50 | 92.2 | ↑2.0 | |
| 7/30 03:00 | 94.1 | ↑1.9 | |
| 7/30 03:10 | 95.9 | ↑1.8 | |
| 7/30 03:20 | 97.4 | ↑1.5 | |
| 7/30 03:30 | 98.8 | ↑1.4 | |
| 7/30 03:40 | 99.9 | ↑1.1 | |
| 7/30 03:50 | 100.8 | ↑0.9 | |
| 7/30 04:00 | 101.5 | ↑0.7 | |
| 7/30 04:10 | 101.9 | ↑0.4 | |
| 7/30 04:20 | 102.1 | ↑0.2 | 満潮 |
| 7/30 04:30 | 102.1 | 0 | |
| 7/30 04:40 | 101.8 | ↓-0.3 | |
| 7/30 04:50 | 101.3 | ↓-0.5 | |
| 7/30 05:00 | 100.5 | ↓-0.8 | |
| 7/30 05:10 | 99.6 | ↓-0.9 | |
| 7/30 05:20 | 98.4 | ↓-1.2 | |
| 7/30 05:30 | 97.0 | ↓-1.4 | |
| 7/30 05:40 | 95.5 | ↓-1.5 | |
| 7/30 05:50 | 93.8 | ↓-1.7 | |
| 7/30 06:00 | 91.9 | ↓-1.9 | |
| 7/30 06:10 | 89.8 | ↓-2.1 | |
| 7/30 06:20 | 87.6 | ↓-2.2 | |
| 7/30 06:30 | 85.3 | ↓-2.3 | |
| 7/30 06:40 | 82.9 | ↓-2.4 | |
| 7/30 06:50 | 80.3 | ↓-2.6 | |
| 7/30 07:00 | 77.7 | ↓-2.6 | |
| 7/30 07:10 | 74.9 | ↓-2.8 | |
| 7/30 07:20 | 72.1 | ↓-2.8 | |
| 7/30 07:30 | 69.2 | ↓-2.9 | |
| 7/30 07:40 | 66.3 | ↓-2.9 | |
| 7/30 07:50 | 63.3 | ↓-3.0 | |
| 7/30 08:00 | 60.2 | ↓-3.1 | 最大潮位差 |
| 7/30 08:10 | 57.2 | ↓-3.0 | |
| 7/30 08:20 | 54.1 | ↓-3.1 | 最大潮位差 |
| 7/30 08:30 | 51.0 | ↓-3.1 | 最大潮位差 |
| 7/30 08:40 | 48.0 | ↓-3.0 | |
| 7/30 08:50 | 45.0 | ↓-3.0 | |
| 7/30 09:00 | 42.1 | ↓-2.9 | |
| 7/30 09:10 | 39.3 | ↓-2.8 | |
| 7/30 09:20 | 36.5 | ↓-2.8 | |
| 7/30 09:30 | 33.9 | ↓-2.6 | |
| 7/30 09:40 | 31.5 | ↓-2.4 | |
| 7/30 09:50 | 29.2 | ↓-2.3 | |
| 7/30 10:00 | 27.1 | ↓-2.1 | |
| 7/30 10:10 | 25.1 | ↓-2.0 | |
| 7/30 10:20 | 23.4 | ↓-1.7 | |
| 7/30 10:30 | 21.9 | ↓-1.5 | |
| 7/30 10:40 | 20.7 | ↓-1.2 | |
| 7/30 10:50 | 19.7 | ↓-1.0 | |
| 7/30 11:00 | 18.9 | ↓-0.8 | |
| 7/30 11:10 | 18.4 | ↓-0.5 | |
| 7/30 11:20 | 18.2 | ↓-0.2 | 干潮 |
| 7/30 11:30 | 18.2 | 0 | |
| 7/30 11:40 | 18.5 | ↑0.3 | |
| 7/30 11:50 | 19.0 | ↑0.5 | |
| 7/30 12:00 | 19.8 | ↑0.8 | |
| 7/30 12:10 | 20.9 | ↑1.1 | |
| 7/30 12:20 | 22.1 | ↑1.2 | |
| 7/30 12:30 | 23.6 | ↑1.5 | |
| 7/30 12:40 | 25.4 | ↑1.8 | |
| 7/30 12:50 | 27.3 | ↑1.9 | |
| 7/30 13:00 | 29.4 | ↑2.1 | |
| 7/30 13:10 | 31.8 | ↑2.4 | |
| 7/30 13:20 | 34.3 | ↑2.5 | |
| 7/30 13:30 | 36.9 | ↑2.6 | |
| 7/30 13:40 | 39.7 | ↑2.8 | |
| 7/30 13:50 | 42.5 | ↑2.8 | |
| 7/30 14:00 | 45.5 | ↑3.0 | |
| 7/30 14:10 | 48.5 | ↑3.0 | |
| 7/30 14:20 | 51.6 | ↑3.1 | 最大潮位差 |
| 7/30 14:30 | 54.7 | ↑3.1 | 最大潮位差 |
| 7/30 14:40 | 57.8 | ↑3.1 | 最大潮位差 |
| 7/30 14:50 | 60.9 | ↑3.1 | 最大潮位差 |
| 7/30 15:00 | 63.9 | ↑3.0 | |
| 7/30 15:10 | 66.9 | ↑3.0 | |
| 7/30 15:20 | 69.7 | ↑2.8 | |
| 7/30 15:30 | 72.5 | ↑2.8 | |
| 7/30 15:40 | 75.1 | ↑2.6 | |
| 7/30 15:50 | 77.5 | ↑2.4 | |
| 7/30 16:00 | 79.8 | ↑2.3 | |
| 7/30 16:10 | 81.8 | ↑2.0 | |
| 7/30 16:20 | 83.7 | ↑1.9 | |
| 7/30 16:30 | 85.4 | ↑1.7 | |
| 7/30 16:40 | 86.9 | ↑1.5 | |
| 7/30 16:50 | 88.1 | ↑1.2 | |
| 7/30 17:00 | 89.2 | ↑1.1 | |
| 7/30 17:10 | 90.0 | ↑0.8 | |
| 7/30 17:20 | 90.7 | ↑0.7 | |
| 7/30 17:30 | 91.1 | ↑0.4 | |
| 7/30 17:40 | 91.4 | ↑0.3 | 満潮 |
| 7/30 17:50 | 91.5 | ↑0.1 | 満潮 |
| 7/30 18:00 | 91.3 | ↓-0.2 | |
| 7/30 18:10 | 91.1 | ↓-0.2 | |
| 7/30 18:20 | 90.6 | ↓-0.5 | |
| 7/30 18:30 | 90.0 | ↓-0.6 | |
| 7/30 18:40 | 89.3 | ↓-0.7 | |
| 7/30 18:50 | 88.4 | ↓-0.9 | |
| 7/30 19:00 | 87.4 | ↓-1.0 | |
| 7/30 19:10 | 86.3 | ↓-1.1 | |
| 7/30 19:20 | 85.1 | ↓-1.2 | |
| 7/30 19:30 | 83.7 | ↓-1.4 | |
| 7/30 19:40 | 82.3 | ↓-1.4 | |
| 7/30 19:50 | 80.7 | ↓-1.6 | |
| 7/30 20:00 | 79.1 | ↓-1.6 | |
| 7/30 20:10 | 77.4 | ↓-1.7 | |
| 7/30 20:20 | 75.6 | ↓-1.8 | |
| 7/30 20:30 | 73.7 | ↓-1.9 | |
| 7/30 20:40 | 71.8 | ↓-1.9 | |
| 7/30 20:50 | 69.9 | ↓-1.9 | |
| 7/30 21:00 | 68.0 | ↓-1.9 | |
| 7/30 21:10 | 66.1 | ↓-1.9 | |
| 7/30 21:20 | 64.2 | ↓-1.9 | |
| 7/30 21:30 | 62.3 | ↓-1.9 | |
| 7/30 21:40 | 60.5 | ↓-1.8 | |
| 7/30 21:50 | 58.8 | ↓-1.7 | |
| 7/30 22:00 | 57.1 | ↓-1.7 | |
| 7/30 22:10 | 55.6 | ↓-1.5 | |
| 7/30 22:20 | 54.2 | ↓-1.4 | |
| 7/30 22:30 | 53.0 | ↓-1.2 | |
| 7/30 22:40 | 51.9 | ↓-1.1 | |
| 7/30 22:50 | 51.1 | ↓-0.8 | |
| 7/30 23:00 | 50.4 | ↓-0.7 | |
| 7/30 23:10 | 49.8 | ↓-0.6 | |
| 7/30 23:20 | 49.5 | ↓-0.3 | |
| 7/30 23:30 | 49.4 | ↓-0.1 | 干潮 |
| 7/30 23:40 | 49.5 | ↑0.1 | |
| 7/30 23:50 | 49.9 | ↑0.4 |