| 満潮 | 干潮 | 満潮 | 干潮 |
|
20
(水) |
01:05 | 09:29 | - | - |
| 121cm | 13cm | - | - | |
|
||||
コイセボイ（北海道）2039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 | 117.2 | ↑1.1 | |
| 7/20 00:10 | 118.2 | ↑1.0 | |
| 7/20 00:20 | 119.1 | ↑0.9 | |
| 7/20 00:30 | 119.8 | ↑0.7 | |
| 7/20 00:40 | 120.3 | ↑0.5 | |
| 7/20 00:50 | 120.6 | ↑0.3 | |
| 7/20 01:00 | 120.8 | ↑0.2 | 満潮 |
| 7/20 01:10 | 120.8 | 0 | |
| 7/20 01:20 | 120.6 | ↓-0.2 | |
| 7/20 01:30 | 120.2 | ↓-0.4 | |
| 7/20 01:40 | 119.6 | ↓-0.6 | |
| 7/20 01:50 | 118.8 | ↓-0.8 | |
| 7/20 02:00 | 117.8 | ↓-1.0 | |
| 7/20 02:10 | 116.6 | ↓-1.2 | |
| 7/20 02:20 | 115.2 | ↓-1.4 | |
| 7/20 02:30 | 113.6 | ↓-1.6 | |
| 7/20 02:40 | 111.9 | ↓-1.7 | |
| 7/20 02:50 | 109.9 | ↓-2.0 | |
| 7/20 03:00 | 107.8 | ↓-2.1 | |
| 7/20 03:10 | 105.5 | ↓-2.3 | |
| 7/20 03:20 | 103.1 | ↓-2.4 | |
| 7/20 03:30 | 100.5 | ↓-2.6 | |
| 7/20 03:40 | 97.7 | ↓-2.8 | |
| 7/20 03:50 | 94.8 | ↓-2.9 | |
| 7/20 04:00 | 91.8 | ↓-3.0 | |
| 7/20 04:10 | 88.7 | ↓-3.1 | |
| 7/20 04:20 | 85.5 | ↓-3.2 | |
| 7/20 04:30 | 82.3 | ↓-3.2 | |
| 7/20 04:40 | 78.9 | ↓-3.4 | |
| 7/20 04:50 | 75.5 | ↓-3.4 | |
| 7/20 05:00 | 72.1 | ↓-3.4 | |
| 7/20 05:10 | 68.6 | ↓-3.5 | 最大潮位差 |
| 7/20 05:20 | 65.2 | ↓-3.4 | |
| 7/20 05:30 | 61.7 | ↓-3.5 | 最大潮位差 |
| 7/20 05:40 | 58.3 | ↓-3.4 | |
| 7/20 05:50 | 54.9 | ↓-3.4 | |
| 7/20 06:00 | 51.5 | ↓-3.4 | |
| 7/20 06:10 | 48.3 | ↓-3.2 | |
| 7/20 06:20 | 45.1 | ↓-3.2 | |
| 7/20 06:30 | 41.9 | ↓-3.2 | |
| 7/20 06:40 | 38.9 | ↓-3.0 | |
| 7/20 06:50 | 36.1 | ↓-2.8 | |
| 7/20 07:00 | 33.3 | ↓-2.8 | |
| 7/20 07:10 | 30.7 | ↓-2.6 | |
| 7/20 07:20 | 28.2 | ↓-2.5 | |
| 7/20 07:30 | 25.9 | ↓-2.3 | |
| 7/20 07:40 | 23.8 | ↓-2.1 | |
| 7/20 07:50 | 21.8 | ↓-2.0 | |
| 7/20 08:00 | 20.1 | ↓-1.7 | |
| 7/20 08:10 | 18.5 | ↓-1.6 | |
| 7/20 08:20 | 17.1 | ↓-1.4 | |
| 7/20 08:30 | 15.8 | ↓-1.3 | |
| 7/20 08:40 | 14.8 | ↓-1.0 | |
| 7/20 08:50 | 14.0 | ↓-0.8 | |
| 7/20 09:00 | 13.4 | ↓-0.6 | |
| 7/20 09:10 | 12.9 | ↓-0.5 | |
| 7/20 09:20 | 12.7 | ↓-0.2 | 干潮 |
| 7/20 09:30 | 12.6 | ↓-0.1 | |
| 7/20 09:40 | 12.7 | ↑0.1 | |
| 7/20 09:50 | 13.0 | ↑0.3 | |
| 7/20 10:00 | 13.5 | ↑0.5 | |
| 7/20 10:10 | 14.1 | ↑0.6 | |
| 7/20 10:20 | 14.9 | ↑0.8 | |
| 7/20 10:30 | 15.8 | ↑0.9 | |
| 7/20 10:40 | 16.9 | ↑1.1 | |
| 7/20 10:50 | 18.1 | ↑1.2 | |
| 7/20 11:00 | 19.4 | ↑1.3 | |
| 7/20 11:10 | 20.8 | ↑1.4 | |
| 7/20 11:20 | 22.2 | ↑1.4 | |
| 7/20 11:30 | 23.8 | ↑1.6 | |
| 7/20 11:40 | 25.5 | ↑1.7 | |
| 7/20 11:50 | 27.2 | ↑1.7 | |
| 7/20 12:00 | 28.9 | ↑1.7 | |
| 7/20 12:10 | 30.7 | ↑1.8 | |
| 7/20 12:20 | 32.4 | ↑1.7 | |
| 7/20 12:30 | 34.2 | ↑1.8 | |
| 7/20 12:40 | 36.0 | ↑1.8 | |
| 7/20 12:50 | 37.8 | ↑1.8 | |
| 7/20 13:00 | 39.6 | ↑1.8 | |
| 7/20 13:10 | 41.3 | ↑1.7 | |
| 7/20 13:20 | 43.0 | ↑1.7 | |
| 7/20 13:30 | 44.6 | ↑1.6 | |
| 7/20 13:40 | 46.2 | ↑1.6 | |
| 7/20 13:50 | 47.7 | ↑1.5 | |
| 7/20 14:00 | 49.1 | ↑1.4 | |
| 7/20 14:10 | 50.5 | ↑1.4 | |
| 7/20 14:20 | 51.8 | ↑1.3 | |
| 7/20 14:30 | 53.0 | ↑1.2 | |
| 7/20 14:40 | 54.1 | ↑1.1 | |
| 7/20 14:50 | 55.1 | ↑1.0 | |
| 7/20 15:00 | 56.0 | ↑0.9 | |
| 7/20 15:10 | 56.9 | ↑0.9 | |
| 7/20 15:20 | 57.6 | ↑0.7 | |
| 7/20 15:30 | 58.3 | ↑0.7 | |
| 7/20 15:40 | 58.9 | ↑0.6 | |
| 7/20 15:50 | 59.4 | ↑0.5 | |
| 7/20 16:00 | 59.8 | ↑0.4 | |
| 7/20 16:10 | 60.2 | ↑0.4 | |
| 7/20 16:20 | 60.5 | ↑0.3 | |
| 7/20 16:30 | 60.8 | ↑0.3 | |
| 7/20 16:40 | 61.0 | ↑0.2 | |
| 7/20 16:50 | 61.1 | ↑0.1 | |
| 7/20 17:00 | 61.3 | ↑0.2 | |
| 7/20 17:10 | 61.4 | ↑0.1 | |
| 7/20 17:20 | 61.5 | ↑0.1 | |
| 7/20 17:30 | 61.6 | ↑0.1 | |
| 7/20 17:40 | 61.7 | ↑0.1 | |
| 7/20 17:50 | 61.8 | ↑0.1 | |
| 7/20 18:00 | 62.0 | ↑0.2 | |
| 7/20 18:10 | 62.1 | ↑0.1 | |
| 7/20 18:20 | 62.4 | ↑0.3 | |
| 7/20 18:30 | 62.6 | ↑0.2 | |
| 7/20 18:40 | 62.9 | ↑0.3 | |
| 7/20 18:50 | 63.3 | ↑0.4 | |
| 7/20 19:00 | 63.8 | ↑0.5 | |
| 7/20 19:10 | 64.3 | ↑0.5 | |
| 7/20 19:20 | 65.0 | ↑0.7 | |
| 7/20 19:30 | 65.7 | ↑0.7 | |
| 7/20 19:40 | 66.5 | ↑0.8 | |
| 7/20 19:50 | 67.4 | ↑0.9 | |
| 7/20 20:00 | 68.4 | ↑1.0 | |
| 7/20 20:10 | 69.5 | ↑1.1 | |
| 7/20 20:20 | 70.8 | ↑1.3 | |
| 7/20 20:30 | 72.1 | ↑1.3 | |
| 7/20 20:40 | 73.5 | ↑1.4 | |
| 7/20 20:50 | 75.0 | ↑1.5 | |
| 7/20 21:00 | 76.6 | ↑1.6 | |
| 7/20 21:10 | 78.3 | ↑1.7 | |
| 7/20 21:20 | 80.1 | ↑1.8 | |
| 7/20 21:30 | 82.0 | ↑1.9 | |
| 7/20 21:40 | 84.0 | ↑2.0 | |
| 7/20 21:50 | 86.0 | ↑2.0 | |
| 7/20 22:00 | 88.1 | ↑2.1 | |
| 7/20 22:10 | 90.2 | ↑2.1 | |
| 7/20 22:20 | 92.3 | ↑2.1 | |
| 7/20 22:30 | 94.5 | ↑2.2 | |
| 7/20 22:40 | 96.7 | ↑2.2 | |
| 7/20 22:50 | 98.9 | ↑2.2 | |
| 7/20 23:00 | 101.1 | ↑2.2 | |
| 7/20 23:10 | 103.3 | ↑2.2 | |
| 7/20 23:20 | 105.4 | ↑2.1 | |
| 7/20 23:30 | 107.5 | ↑2.1 | |
| 7/20 23:40 | 109.5 | ↑2.0 | |
| 7/20 23:50 | 111.5 | ↑2.0 |