| 満潮 | 干潮 | 満潮 | 干潮 |
|
20
(月) |
02:18 | 09:50 | 16:32 | 21:38 |
| 102cm | 11cm | 88cm | 63cm | |
|
||||
函館（北海道）2020年07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 |
|---|---|---|---|
| 7/20 00:00 | 85.1 | ↑1.9 | |
| 7/20 00:10 | 87.0 | ↑1.9 | |
| 7/20 00:20 | 88.9 | ↑1.9 | |
| 7/20 00:30 | 90.8 | ↑1.9 | |
| 7/20 00:40 | 92.5 | ↑1.7 | |
| 7/20 00:50 | 94.2 | ↑1.7 | |
| 7/20 01:00 | 95.8 | ↑1.6 | |
| 7/20 01:10 | 97.2 | ↑1.4 | |
| 7/20 01:20 | 98.5 | ↑1.3 | |
| 7/20 01:30 | 99.6 | ↑1.1 | |
| 7/20 01:40 | 100.5 | ↑0.9 | |
| 7/20 01:50 | 101.2 | ↑0.7 | |
| 7/20 02:00 | 101.7 | ↑0.5 | |
| 7/20 02:10 | 101.9 | ↑0.2 | 満潮 |
| 7/20 02:20 | 102.0 | ↑0.1 | |
| 7/20 02:30 | 101.8 | ↓-0.2 | |
| 7/20 02:40 | 101.4 | ↓-0.4 | |
| 7/20 02:50 | 100.8 | ↓-0.6 | |
| 7/20 03:00 | 99.9 | ↓-0.9 | |
| 7/20 03:10 | 98.9 | ↓-1.0 | |
| 7/20 03:20 | 97.7 | ↓-1.2 | |
| 7/20 03:30 | 96.2 | ↓-1.5 | |
| 7/20 03:40 | 94.6 | ↓-1.6 | |
| 7/20 03:50 | 92.8 | ↓-1.8 | |
| 7/20 04:00 | 90.9 | ↓-1.9 | |
| 7/20 04:10 | 88.8 | ↓-2.1 | |
| 7/20 04:20 | 86.6 | ↓-2.2 | |
| 7/20 04:30 | 84.2 | ↓-2.4 | |
| 7/20 04:40 | 81.8 | ↓-2.4 | |
| 7/20 04:50 | 79.2 | ↓-2.6 | |
| 7/20 05:00 | 76.5 | ↓-2.7 | |
| 7/20 05:10 | 73.7 | ↓-2.8 | |
| 7/20 05:20 | 70.9 | ↓-2.8 | |
| 7/20 05:30 | 68.0 | ↓-2.9 | |
| 7/20 05:40 | 65.0 | ↓-3.0 | |
| 7/20 05:50 | 62.0 | ↓-3.0 | |
| 7/20 06:00 | 58.9 | ↓-3.1 | |
| 7/20 06:10 | 55.8 | ↓-3.1 | |
| 7/20 06:20 | 52.7 | ↓-3.1 | |
| 7/20 06:30 | 49.6 | ↓-3.1 | |
| 7/20 06:40 | 46.5 | ↓-3.1 | |
| 7/20 06:50 | 43.5 | ↓-3.0 | |
| 7/20 07:00 | 40.4 | ↓-3.1 | |
| 7/20 07:10 | 37.5 | ↓-2.9 | |
| 7/20 07:20 | 34.6 | ↓-2.9 | |
| 7/20 07:30 | 31.8 | ↓-2.8 | |
| 7/20 07:40 | 29.1 | ↓-2.7 | |
| 7/20 07:50 | 26.5 | ↓-2.6 | |
| 7/20 08:00 | 24.1 | ↓-2.4 | |
| 7/20 08:10 | 21.9 | ↓-2.2 | |
| 7/20 08:20 | 19.8 | ↓-2.1 | |
| 7/20 08:30 | 17.8 | ↓-2.0 | |
| 7/20 08:40 | 16.1 | ↓-1.7 | |
| 7/20 08:50 | 14.6 | ↓-1.5 | |
| 7/20 09:00 | 13.3 | ↓-1.3 | |
| 7/20 09:10 | 12.3 | ↓-1.0 | |
| 7/20 09:20 | 11.4 | ↓-0.9 | |
| 7/20 09:30 | 10.8 | ↓-0.6 | |
| 7/20 09:40 | 10.5 | ↓-0.3 | 干潮 |
| 7/20 09:50 | 10.4 | ↓-0.1 | 干潮 |
| 7/20 10:00 | 10.5 | ↑0.1 | |
| 7/20 10:10 | 10.9 | ↑0.4 | |
| 7/20 10:20 | 11.6 | ↑0.7 | |
| 7/20 10:30 | 12.5 | ↑0.9 | |
| 7/20 10:40 | 13.6 | ↑1.1 | |
| 7/20 10:50 | 15.0 | ↑1.4 | |
| 7/20 11:00 | 16.7 | ↑1.7 | |
| 7/20 11:10 | 18.6 | ↑1.9 | |
| 7/20 11:20 | 20.6 | ↑2.0 | |
| 7/20 11:30 | 22.9 | ↑2.3 | |
| 7/20 11:40 | 25.4 | ↑2.5 | |
| 7/20 11:50 | 28.1 | ↑2.7 | |
| 7/20 12:00 | 30.9 | ↑2.8 | |
| 7/20 12:10 | 33.9 | ↑3.0 | |
| 7/20 12:20 | 36.9 | ↑3.0 | |
| 7/20 12:30 | 40.1 | ↑3.2 | |
| 7/20 12:40 | 43.3 | ↑3.2 | |
| 7/20 12:50 | 46.5 | ↑3.2 | |
| 7/20 13:00 | 49.7 | ↑3.2 | |
| 7/20 13:10 | 53.0 | ↑3.3 | 最大潮位差 |
| 7/20 13:20 | 56.1 | ↑3.1 | |
| 7/20 13:30 | 59.2 | ↑3.1 | |
| 7/20 13:40 | 62.2 | ↑3.0 | |
| 7/20 13:50 | 65.1 | ↑2.9 | |
| 7/20 14:00 | 67.8 | ↑2.7 | |
| 7/20 14:10 | 70.4 | ↑2.6 | |
| 7/20 14:20 | 72.8 | ↑2.4 | |
| 7/20 14:30 | 75.1 | ↑2.3 | |
| 7/20 14:40 | 77.1 | ↑2.0 | |
| 7/20 14:50 | 79.0 | ↑1.9 | |
| 7/20 15:00 | 80.6 | ↑1.6 | |
| 7/20 15:10 | 82.1 | ↑1.5 | |
| 7/20 15:20 | 83.3 | ↑1.2 | |
| 7/20 15:30 | 84.4 | ↑1.1 | |
| 7/20 15:40 | 85.3 | ↑0.9 | |
| 7/20 15:50 | 86.0 | ↑0.7 | |
| 7/20 16:00 | 86.6 | ↑0.6 | |
| 7/20 16:10 | 87.0 | ↑0.4 | |
| 7/20 16:20 | 87.2 | ↑0.2 | |
| 7/20 16:30 | 87.3 | ↑0.1 | 満潮 |
| 7/20 16:40 | 87.2 | ↓-0.1 | |
| 7/20 16:50 | 87.0 | ↓-0.2 | |
| 7/20 17:00 | 86.7 | ↓-0.3 | |
| 7/20 17:10 | 86.3 | ↓-0.4 | |
| 7/20 17:20 | 85.8 | ↓-0.5 | |
| 7/20 17:30 | 85.2 | ↓-0.6 | |
| 7/20 17:40 | 84.4 | ↓-0.8 | |
| 7/20 17:50 | 83.6 | ↓-0.8 | |
| 7/20 18:00 | 82.7 | ↓-0.9 | |
| 7/20 18:10 | 81.8 | ↓-0.9 | |
| 7/20 18:20 | 80.7 | ↓-1.1 | |
| 7/20 18:30 | 79.6 | ↓-1.1 | |
| 7/20 18:40 | 78.5 | ↓-1.1 | |
| 7/20 18:50 | 77.3 | ↓-1.2 | |
| 7/20 19:00 | 76.0 | ↓-1.3 | |
| 7/20 19:10 | 74.8 | ↓-1.2 | |
| 7/20 19:20 | 73.5 | ↓-1.3 | |
| 7/20 19:30 | 72.3 | ↓-1.2 | |
| 7/20 19:40 | 71.1 | ↓-1.2 | |
| 7/20 19:50 | 69.9 | ↓-1.2 | |
| 7/20 20:00 | 68.8 | ↓-1.1 | |
| 7/20 20:10 | 67.7 | ↓-1.1 | |
| 7/20 20:20 | 66.7 | ↓-1.0 | |
| 7/20 20:30 | 65.8 | ↓-0.9 | |
| 7/20 20:40 | 65.0 | ↓-0.8 | |
| 7/20 20:50 | 64.3 | ↓-0.7 | |
| 7/20 21:00 | 63.7 | ↓-0.6 | |
| 7/20 21:10 | 63.2 | ↓-0.5 | |
| 7/20 21:20 | 62.9 | ↓-0.3 | |
| 7/20 21:30 | 62.7 | ↓-0.2 | 干潮 |
| 7/20 21:40 | 62.7 | 0 | |
| 7/20 21:50 | 62.8 | ↑0.1 | |
| 7/20 22:00 | 63.0 | ↑0.2 | |
| 7/20 22:10 | 63.5 | ↑0.5 | |
| 7/20 22:20 | 64.1 | ↑0.6 | |
| 7/20 22:30 | 64.8 | ↑0.7 | |
| 7/20 22:40 | 65.7 | ↑0.9 | |
| 7/20 22:50 | 66.7 | ↑1.0 | |
| 7/20 23:00 | 67.9 | ↑1.2 | |
| 7/20 23:10 | 69.3 | ↑1.4 | |
| 7/20 23:20 | 70.8 | ↑1.5 | |
| 7/20 23:30 | 72.4 | ↑1.6 | |
| 7/20 23:40 | 74.1 | ↑1.7 | |
| 7/20 23:50 | 75.9 | ↑1.8 |