| 満潮 | 干潮 | 満潮 | 干潮 |
|
17
(月) |
05:03 | 13:31 | - | - |
| 111cm | 13cm | - | - | |
|
||||
コイセボイ（北海道）2021年05月17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 |
|---|---|---|---|
| 5/17 00:00 | 61.9 | ↑1.6 | |
| 5/17 00:10 | 63.7 | ↑1.8 | |
| 5/17 00:20 | 65.5 | ↑1.8 | |
| 5/17 00:30 | 67.3 | ↑1.8 | |
| 5/17 00:40 | 69.3 | ↑2.0 | |
| 5/17 00:50 | 71.3 | ↑2.0 | |
| 5/17 01:00 | 73.4 | ↑2.1 | |
| 5/17 01:10 | 75.5 | ↑2.1 | |
| 5/17 01:20 | 77.6 | ↑2.1 | |
| 5/17 01:30 | 79.8 | ↑2.2 | |
| 5/17 01:40 | 82.0 | ↑2.2 | |
| 5/17 01:50 | 84.2 | ↑2.2 | |
| 5/17 02:00 | 86.4 | ↑2.2 | |
| 5/17 02:10 | 88.5 | ↑2.1 | |
| 5/17 02:20 | 90.7 | ↑2.2 | |
| 5/17 02:30 | 92.7 | ↑2.0 | |
| 5/17 02:40 | 94.8 | ↑2.1 | |
| 5/17 02:50 | 96.7 | ↑1.9 | |
| 5/17 03:00 | 98.6 | ↑1.9 | |
| 5/17 03:10 | 100.4 | ↑1.8 | |
| 5/17 03:20 | 102.0 | ↑1.6 | |
| 5/17 03:30 | 103.6 | ↑1.6 | |
| 5/17 03:40 | 105.0 | ↑1.4 | |
| 5/17 03:50 | 106.3 | ↑1.3 | |
| 5/17 04:00 | 107.5 | ↑1.2 | |
| 5/17 04:10 | 108.5 | ↑1.0 | |
| 5/17 04:20 | 109.3 | ↑0.8 | |
| 5/17 04:30 | 110.0 | ↑0.7 | |
| 5/17 04:40 | 110.5 | ↑0.5 | |
| 5/17 04:50 | 110.8 | ↑0.3 | |
| 5/17 05:00 | 110.9 | ↑0.1 | 満潮 |
| 5/17 05:10 | 110.9 | 0 | |
| 5/17 05:20 | 110.6 | ↓-0.3 | |
| 5/17 05:30 | 110.2 | ↓-0.4 | |
| 5/17 05:40 | 109.5 | ↓-0.7 | |
| 5/17 05:50 | 108.7 | ↓-0.8 | |
| 5/17 06:00 | 107.7 | ↓-1.0 | |
| 5/17 06:10 | 106.5 | ↓-1.2 | |
| 5/17 06:20 | 105.1 | ↓-1.4 | |
| 5/17 06:30 | 103.5 | ↓-1.6 | |
| 5/17 06:40 | 101.8 | ↓-1.7 | |
| 5/17 06:50 | 99.9 | ↓-1.9 | |
| 5/17 07:00 | 97.8 | ↓-2.1 | |
| 5/17 07:10 | 95.6 | ↓-2.2 | |
| 5/17 07:20 | 93.2 | ↓-2.4 | |
| 5/17 07:30 | 90.7 | ↓-2.5 | |
| 5/17 07:40 | 88.1 | ↓-2.6 | |
| 5/17 07:50 | 85.4 | ↓-2.7 | |
| 5/17 08:00 | 82.5 | ↓-2.9 | |
| 5/17 08:10 | 79.6 | ↓-2.9 | |
| 5/17 08:20 | 76.6 | ↓-3.0 | |
| 5/17 08:30 | 73.6 | ↓-3.0 | |
| 5/17 08:40 | 70.5 | ↓-3.1 | |
| 5/17 08:50 | 67.4 | ↓-3.1 | |
| 5/17 09:00 | 64.3 | ↓-3.1 | |
| 5/17 09:10 | 61.1 | ↓-3.2 | 最大潮位差 |
| 5/17 09:20 | 58.0 | ↓-3.1 | |
| 5/17 09:30 | 54.9 | ↓-3.1 | |
| 5/17 09:40 | 51.8 | ↓-3.1 | |
| 5/17 09:50 | 48.7 | ↓-3.1 | |
| 5/17 10:00 | 45.8 | ↓-2.9 | |
| 5/17 10:10 | 42.9 | ↓-2.9 | |
| 5/17 10:20 | 40.0 | ↓-2.9 | |
| 5/17 10:30 | 37.3 | ↓-2.7 | |
| 5/17 10:40 | 34.7 | ↓-2.6 | |
| 5/17 10:50 | 32.2 | ↓-2.5 | |
| 5/17 11:00 | 29.8 | ↓-2.4 | |
| 5/17 11:10 | 27.6 | ↓-2.2 | |
| 5/17 11:20 | 25.4 | ↓-2.2 | |
| 5/17 11:30 | 23.5 | ↓-1.9 | |
| 5/17 11:40 | 21.7 | ↓-1.8 | |
| 5/17 11:50 | 20.0 | ↓-1.7 | |
| 5/17 12:00 | 18.5 | ↓-1.5 | |
| 5/17 12:10 | 17.2 | ↓-1.3 | |
| 5/17 12:20 | 16.0 | ↓-1.2 | |
| 5/17 12:30 | 15.0 | ↓-1.0 | |
| 5/17 12:40 | 14.1 | ↓-0.9 | |
| 5/17 12:50 | 13.4 | ↓-0.7 | |
| 5/17 13:00 | 12.9 | ↓-0.5 | |
| 5/17 13:10 | 12.5 | ↓-0.4 | |
| 5/17 13:20 | 12.3 | ↓-0.2 | |
| 5/17 13:30 | 12.2 | ↓-0.1 | 干潮 |
| 5/17 13:40 | 12.3 | ↑0.1 | |
| 5/17 13:50 | 12.5 | ↑0.2 | |
| 5/17 14:00 | 12.8 | ↑0.3 | |
| 5/17 14:10 | 13.3 | ↑0.5 | |
| 5/17 14:20 | 13.9 | ↑0.6 | |
| 5/17 14:30 | 14.5 | ↑0.6 | |
| 5/17 14:40 | 15.3 | ↑0.8 | |
| 5/17 14:50 | 16.2 | ↑0.9 | |
| 5/17 15:00 | 17.1 | ↑0.9 | |
| 5/17 15:10 | 18.2 | ↑1.1 | |
| 5/17 15:20 | 19.3 | ↑1.1 | |
| 5/17 15:30 | 20.4 | ↑1.1 | |
| 5/17 15:40 | 21.6 | ↑1.2 | |
| 5/17 15:50 | 22.8 | ↑1.2 | |
| 5/17 16:00 | 24.0 | ↑1.2 | |
| 5/17 16:10 | 25.3 | ↑1.3 | |
| 5/17 16:20 | 26.5 | ↑1.2 | |
| 5/17 16:30 | 27.8 | ↑1.3 | |
| 5/17 16:40 | 29.0 | ↑1.2 | |
| 5/17 16:50 | 30.3 | ↑1.3 | |
| 5/17 17:00 | 31.5 | ↑1.2 | |
| 5/17 17:10 | 32.6 | ↑1.1 | |
| 5/17 17:20 | 33.8 | ↑1.2 | |
| 5/17 17:30 | 34.9 | ↑1.1 | |
| 5/17 17:40 | 35.9 | ↑1.0 | |
| 5/17 17:50 | 36.9 | ↑1.0 | |
| 5/17 18:00 | 37.8 | ↑0.9 | |
| 5/17 18:10 | 38.7 | ↑0.9 | |
| 5/17 18:20 | 39.5 | ↑0.8 | |
| 5/17 18:30 | 40.3 | ↑0.8 | |
| 5/17 18:40 | 41.0 | ↑0.7 | |
| 5/17 18:50 | 41.7 | ↑0.7 | |
| 5/17 19:00 | 42.3 | ↑0.6 | |
| 5/17 19:10 | 42.8 | ↑0.5 | |
| 5/17 19:20 | 43.3 | ↑0.5 | |
| 5/17 19:30 | 43.7 | ↑0.4 | |
| 5/17 19:40 | 44.1 | ↑0.4 | |
| 5/17 19:50 | 44.5 | ↑0.4 | |
| 5/17 20:00 | 44.8 | ↑0.3 | |
| 5/17 20:10 | 45.1 | ↑0.3 | |
| 5/17 20:20 | 45.3 | ↑0.2 | |
| 5/17 20:30 | 45.5 | ↑0.2 | |
| 5/17 20:40 | 45.7 | ↑0.2 | |
| 5/17 20:50 | 46.0 | ↑0.3 | |
| 5/17 21:00 | 46.2 | ↑0.2 | |
| 5/17 21:10 | 46.4 | ↑0.2 | |
| 5/17 21:20 | 46.6 | ↑0.2 | |
| 5/17 21:30 | 46.8 | ↑0.2 | |
| 5/17 21:40 | 47.1 | ↑0.3 | |
| 5/17 21:50 | 47.4 | ↑0.3 | |
| 5/17 22:00 | 47.7 | ↑0.3 | |
| 5/17 22:10 | 48.1 | ↑0.4 | |
| 5/17 22:20 | 48.6 | ↑0.5 | |
| 5/17 22:30 | 49.0 | ↑0.4 | |
| 5/17 22:40 | 49.6 | ↑0.6 | |
| 5/17 22:50 | 50.2 | ↑0.6 | |
| 5/17 23:00 | 50.9 | ↑0.7 | |
| 5/17 23:10 | 51.6 | ↑0.7 | |
| 5/17 23:20 | 52.5 | ↑0.9 | |
| 5/17 23:30 | 53.4 | ↑0.9 | |
| 5/17 23:40 | 54.3 | ↑0.9 | |
| 5/17 23:50 | 55.4 | ↑1.1 |