| 満潮 | 干潮 | 満潮 | 干潮 |
|
20
(日) |
03:39 | 11:30 | 17:45 | 21:15 |
| 125cm | 19cm | 62cm | 54cm | |
|
||||
コイセボイ（北海道）2042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 | 86.7 | ↑2.4 | |
| 7/20 00:10 | 89.2 | ↑2.5 | |
| 7/20 00:20 | 91.7 | ↑2.5 | |
| 7/20 00:30 | 94.2 | ↑2.5 | |
| 7/20 00:40 | 96.7 | ↑2.5 | |
| 7/20 00:50 | 99.1 | ↑2.4 | |
| 7/20 01:00 | 101.6 | ↑2.5 | |
| 7/20 01:10 | 104.0 | ↑2.4 | |
| 7/20 01:20 | 106.3 | ↑2.3 | |
| 7/20 01:30 | 108.5 | ↑2.2 | |
| 7/20 01:40 | 110.7 | ↑2.2 | |
| 7/20 01:50 | 112.7 | ↑2.0 | |
| 7/20 02:00 | 114.6 | ↑1.9 | |
| 7/20 02:10 | 116.4 | ↑1.8 | |
| 7/20 02:20 | 118.0 | ↑1.6 | |
| 7/20 02:30 | 119.5 | ↑1.5 | |
| 7/20 02:40 | 120.8 | ↑1.3 | |
| 7/20 02:50 | 121.9 | ↑1.1 | |
| 7/20 03:00 | 122.8 | ↑0.9 | |
| 7/20 03:10 | 123.5 | ↑0.7 | |
| 7/20 03:20 | 124.0 | ↑0.5 | |
| 7/20 03:30 | 124.3 | ↑0.3 | 満潮 |
| 7/20 03:40 | 124.4 | ↑0.1 | |
| 7/20 03:50 | 124.2 | ↓-0.2 | |
| 7/20 04:00 | 123.8 | ↓-0.4 | |
| 7/20 04:10 | 123.2 | ↓-0.6 | |
| 7/20 04:20 | 122.3 | ↓-0.9 | |
| 7/20 04:30 | 121.2 | ↓-1.1 | |
| 7/20 04:40 | 119.9 | ↓-1.3 | |
| 7/20 04:50 | 118.4 | ↓-1.5 | |
| 7/20 05:00 | 116.6 | ↓-1.8 | |
| 7/20 05:10 | 114.6 | ↓-2.0 | |
| 7/20 05:20 | 112.5 | ↓-2.1 | |
| 7/20 05:30 | 110.1 | ↓-2.4 | |
| 7/20 05:40 | 107.6 | ↓-2.5 | |
| 7/20 05:50 | 104.9 | ↓-2.7 | |
| 7/20 06:00 | 102.0 | ↓-2.9 | |
| 7/20 06:10 | 99.0 | ↓-3.0 | |
| 7/20 06:20 | 95.9 | ↓-3.1 | |
| 7/20 06:30 | 92.6 | ↓-3.3 | |
| 7/20 06:40 | 89.2 | ↓-3.4 | |
| 7/20 06:50 | 85.8 | ↓-3.4 | |
| 7/20 07:00 | 82.3 | ↓-3.5 | |
| 7/20 07:10 | 78.7 | ↓-3.6 | 最大潮位差 |
| 7/20 07:20 | 75.1 | ↓-3.6 | 最大潮位差 |
| 7/20 07:30 | 71.5 | ↓-3.6 | 最大潮位差 |
| 7/20 07:40 | 67.9 | ↓-3.6 | 最大潮位差 |
| 7/20 07:50 | 64.3 | ↓-3.6 | 最大潮位差 |
| 7/20 08:00 | 60.8 | ↓-3.5 | |
| 7/20 08:10 | 57.3 | ↓-3.5 | |
| 7/20 08:20 | 53.9 | ↓-3.4 | |
| 7/20 08:30 | 50.5 | ↓-3.4 | |
| 7/20 08:40 | 47.3 | ↓-3.2 | |
| 7/20 08:50 | 44.2 | ↓-3.1 | |
| 7/20 09:00 | 41.2 | ↓-3.0 | |
| 7/20 09:10 | 38.3 | ↓-2.9 | |
| 7/20 09:20 | 35.6 | ↓-2.7 | |
| 7/20 09:30 | 33.1 | ↓-2.5 | |
| 7/20 09:40 | 30.8 | ↓-2.3 | |
| 7/20 09:50 | 28.6 | ↓-2.2 | |
| 7/20 10:00 | 26.6 | ↓-2.0 | |
| 7/20 10:10 | 24.9 | ↓-1.7 | |
| 7/20 10:20 | 23.3 | ↓-1.6 | |
| 7/20 10:30 | 22.0 | ↓-1.3 | |
| 7/20 10:40 | 20.8 | ↓-1.2 | |
| 7/20 10:50 | 19.9 | ↓-0.9 | |
| 7/20 11:00 | 19.2 | ↓-0.7 | |
| 7/20 11:10 | 18.7 | ↓-0.5 | |
| 7/20 11:20 | 18.4 | ↓-0.3 | 干潮 |
| 7/20 11:30 | 18.3 | ↓-0.1 | 干潮 |
| 7/20 11:40 | 18.4 | ↑0.1 | |
| 7/20 11:50 | 18.7 | ↑0.3 | |
| 7/20 12:00 | 19.2 | ↑0.5 | |
| 7/20 12:10 | 19.9 | ↑0.7 | |
| 7/20 12:20 | 20.7 | ↑0.8 | |
| 7/20 12:30 | 21.7 | ↑1.0 | |
| 7/20 12:40 | 22.8 | ↑1.1 | |
| 7/20 12:50 | 24.1 | ↑1.3 | |
| 7/20 13:00 | 25.5 | ↑1.4 | |
| 7/20 13:10 | 27.0 | ↑1.5 | |
| 7/20 13:20 | 28.5 | ↑1.5 | |
| 7/20 13:30 | 30.2 | ↑1.7 | |
| 7/20 13:40 | 31.9 | ↑1.7 | |
| 7/20 13:50 | 33.7 | ↑1.8 | |
| 7/20 14:00 | 35.5 | ↑1.8 | |
| 7/20 14:10 | 37.4 | ↑1.9 | |
| 7/20 14:20 | 39.2 | ↑1.8 | |
| 7/20 14:30 | 41.1 | ↑1.9 | |
| 7/20 14:40 | 42.9 | ↑1.8 | |
| 7/20 14:50 | 44.7 | ↑1.8 | |
| 7/20 15:00 | 46.4 | ↑1.7 | |
| 7/20 15:10 | 48.1 | ↑1.7 | |
| 7/20 15:20 | 49.7 | ↑1.6 | |
| 7/20 15:30 | 51.3 | ↑1.6 | |
| 7/20 15:40 | 52.7 | ↑1.4 | |
| 7/20 15:50 | 54.1 | ↑1.4 | |
| 7/20 16:00 | 55.4 | ↑1.3 | |
| 7/20 16:10 | 56.5 | ↑1.1 | |
| 7/20 16:20 | 57.6 | ↑1.1 | |
| 7/20 16:30 | 58.5 | ↑0.9 | |
| 7/20 16:40 | 59.3 | ↑0.8 | |
| 7/20 16:50 | 60.0 | ↑0.7 | |
| 7/20 17:00 | 60.5 | ↑0.5 | |
| 7/20 17:10 | 61.0 | ↑0.5 | |
| 7/20 17:20 | 61.3 | ↑0.3 | |
| 7/20 17:30 | 61.5 | ↑0.2 | |
| 7/20 17:40 | 61.6 | ↑0.1 | 満潮 |
| 7/20 17:50 | 61.6 | 0 | |
| 7/20 18:00 | 61.5 | ↓-0.1 | |
| 7/20 18:10 | 61.3 | ↓-0.2 | |
| 7/20 18:20 | 61.0 | ↓-0.3 | |
| 7/20 18:30 | 60.6 | ↓-0.4 | |
| 7/20 18:40 | 60.2 | ↓-0.4 | |
| 7/20 18:50 | 59.7 | ↓-0.5 | |
| 7/20 19:00 | 59.1 | ↓-0.6 | |
| 7/20 19:10 | 58.5 | ↓-0.6 | |
| 7/20 19:20 | 57.9 | ↓-0.6 | |
| 7/20 19:30 | 57.3 | ↓-0.6 | |
| 7/20 19:40 | 56.7 | ↓-0.6 | |
| 7/20 19:50 | 56.1 | ↓-0.6 | |
| 7/20 20:00 | 55.5 | ↓-0.6 | |
| 7/20 20:10 | 55.0 | ↓-0.5 | |
| 7/20 20:20 | 54.5 | ↓-0.5 | |
| 7/20 20:30 | 54.0 | ↓-0.5 | |
| 7/20 20:40 | 53.7 | ↓-0.3 | |
| 7/20 20:50 | 53.4 | ↓-0.3 | |
| 7/20 21:00 | 53.2 | ↓-0.2 | |
| 7/20 21:10 | 53.1 | ↓-0.1 | 干潮 |
| 7/20 21:20 | 53.1 | 0 | |
| 7/20 21:30 | 53.2 | ↑0.1 | |
| 7/20 21:40 | 53.5 | ↑0.3 | |
| 7/20 21:50 | 53.9 | ↑0.4 | |
| 7/20 22:00 | 54.4 | ↑0.5 | |
| 7/20 22:10 | 55.0 | ↑0.6 | |
| 7/20 22:20 | 55.8 | ↑0.8 | |
| 7/20 22:30 | 56.8 | ↑1.0 | |
| 7/20 22:40 | 57.9 | ↑1.1 | |
| 7/20 22:50 | 59.1 | ↑1.2 | |
| 7/20 23:00 | 60.4 | ↑1.3 | |
| 7/20 23:10 | 61.9 | ↑1.5 | |
| 7/20 23:20 | 63.6 | ↑1.7 | |
| 7/20 23:30 | 65.3 | ↑1.7 | |
| 7/20 23:40 | 67.2 | ↑1.9 | |
| 7/20 23:50 | 69.2 | ↑2.0 |