| 満潮 | 干潮 | 満潮 | 干潮 |
|
21
(金) |
03:09 | 10:56 | 17:37 | 20:37 |
| 113cm | 3cm | 56cm | 51cm | |
|
||||
コイセボイ（北海道）2038年05月21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 |
|---|---|---|---|
| 5/21 00:00 | 82.1 | ↑2.4 | |
| 5/21 00:10 | 84.6 | ↑2.5 | |
| 5/21 00:20 | 87.0 | ↑2.4 | |
| 5/21 00:30 | 89.4 | ↑2.4 | |
| 5/21 00:40 | 91.8 | ↑2.4 | |
| 5/21 00:50 | 94.1 | ↑2.3 | |
| 5/21 01:00 | 96.4 | ↑2.3 | |
| 5/21 01:10 | 98.5 | ↑2.1 | |
| 5/21 01:20 | 100.6 | ↑2.1 | |
| 5/21 01:30 | 102.5 | ↑1.9 | |
| 5/21 01:40 | 104.3 | ↑1.8 | |
| 5/21 01:50 | 106.0 | ↑1.7 | |
| 5/21 02:00 | 107.5 | ↑1.5 | |
| 5/21 02:10 | 108.8 | ↑1.3 | |
| 5/21 02:20 | 110.0 | ↑1.2 | |
| 5/21 02:30 | 110.9 | ↑0.9 | |
| 5/21 02:40 | 111.6 | ↑0.7 | |
| 5/21 02:50 | 112.2 | ↑0.6 | |
| 5/21 03:00 | 112.5 | ↑0.3 | 満潮 |
| 5/21 03:10 | 112.5 | 0 | |
| 5/21 03:20 | 112.4 | ↓-0.1 | |
| 5/21 03:30 | 112.0 | ↓-0.4 | |
| 5/21 03:40 | 111.3 | ↓-0.7 | |
| 5/21 03:50 | 110.5 | ↓-0.8 | |
| 5/21 04:00 | 109.3 | ↓-1.2 | |
| 5/21 04:10 | 108.0 | ↓-1.3 | |
| 5/21 04:20 | 106.4 | ↓-1.6 | |
| 5/21 04:30 | 104.6 | ↓-1.8 | |
| 5/21 04:40 | 102.6 | ↓-2.0 | |
| 5/21 04:50 | 100.3 | ↓-2.3 | |
| 5/21 05:00 | 97.9 | ↓-2.4 | |
| 5/21 05:10 | 95.2 | ↓-2.7 | |
| 5/21 05:20 | 92.4 | ↓-2.8 | |
| 5/21 05:30 | 89.4 | ↓-3.0 | |
| 5/21 05:40 | 86.2 | ↓-3.2 | |
| 5/21 05:50 | 83.0 | ↓-3.2 | |
| 5/21 06:00 | 79.5 | ↓-3.5 | |
| 5/21 06:10 | 76.0 | ↓-3.5 | |
| 5/21 06:20 | 72.4 | ↓-3.6 | |
| 5/21 06:30 | 68.7 | ↓-3.7 | |
| 5/21 06:40 | 65.0 | ↓-3.7 | |
| 5/21 06:50 | 61.2 | ↓-3.8 | 最大潮位差 |
| 5/21 07:00 | 57.5 | ↓-3.7 | |
| 5/21 07:10 | 53.7 | ↓-3.8 | 最大潮位差 |
| 5/21 07:20 | 49.9 | ↓-3.8 | 最大潮位差 |
| 5/21 07:30 | 46.2 | ↓-3.7 | |
| 5/21 07:40 | 42.5 | ↓-3.7 | |
| 5/21 07:50 | 38.9 | ↓-3.6 | |
| 5/21 08:00 | 35.4 | ↓-3.5 | |
| 5/21 08:10 | 32.0 | ↓-3.4 | |
| 5/21 08:20 | 28.7 | ↓-3.3 | |
| 5/21 08:30 | 25.6 | ↓-3.1 | |
| 5/21 08:40 | 22.6 | ↓-3.0 | |
| 5/21 08:50 | 19.8 | ↓-2.8 | |
| 5/21 09:00 | 17.2 | ↓-2.6 | |
| 5/21 09:10 | 14.8 | ↓-2.4 | |
| 5/21 09:20 | 12.5 | ↓-2.3 | |
| 5/21 09:30 | 10.5 | ↓-2.0 | |
| 5/21 09:40 | 8.7 | ↓-1.8 | |
| 5/21 09:50 | 7.1 | ↓-1.6 | |
| 5/21 10:00 | 5.7 | ↓-1.4 | |
| 5/21 10:10 | 4.6 | ↓-1.1 | |
| 5/21 10:20 | 3.7 | ↓-0.9 | |
| 5/21 10:30 | 3.0 | ↓-0.7 | |
| 5/21 10:40 | 2.6 | ↓-0.4 | |
| 5/21 10:50 | 2.3 | ↓-0.3 | 干潮 |
| 5/21 11:00 | 2.3 | 0 | |
| 5/21 11:10 | 2.6 | ↑0.3 | |
| 5/21 11:20 | 3.0 | ↑0.4 | |
| 5/21 11:30 | 3.6 | ↑0.6 | |
| 5/21 11:40 | 4.4 | ↑0.8 | |
| 5/21 11:50 | 5.4 | ↑1.0 | |
| 5/21 12:00 | 6.6 | ↑1.2 | |
| 5/21 12:10 | 8.0 | ↑1.4 | |
| 5/21 12:20 | 9.4 | ↑1.4 | |
| 5/21 12:30 | 11.1 | ↑1.7 | |
| 5/21 12:40 | 12.8 | ↑1.7 | |
| 5/21 12:50 | 14.6 | ↑1.8 | |
| 5/21 13:00 | 16.6 | ↑2.0 | |
| 5/21 13:10 | 18.6 | ↑2.0 | |
| 5/21 13:20 | 20.7 | ↑2.1 | |
| 5/21 13:30 | 22.8 | ↑2.1 | |
| 5/21 13:40 | 24.9 | ↑2.1 | |
| 5/21 13:50 | 27.1 | ↑2.2 | |
| 5/21 14:00 | 29.3 | ↑2.2 | |
| 5/21 14:10 | 31.4 | ↑2.1 | |
| 5/21 14:20 | 33.5 | ↑2.1 | |
| 5/21 14:30 | 35.6 | ↑2.1 | |
| 5/21 14:40 | 37.6 | ↑2.0 | |
| 5/21 14:50 | 39.6 | ↑2.0 | |
| 5/21 15:00 | 41.4 | ↑1.8 | |
| 5/21 15:10 | 43.2 | ↑1.8 | |
| 5/21 15:20 | 44.9 | ↑1.7 | |
| 5/21 15:30 | 46.5 | ↑1.6 | |
| 5/21 15:40 | 48.0 | ↑1.5 | |
| 5/21 15:50 | 49.3 | ↑1.3 | |
| 5/21 16:00 | 50.6 | ↑1.3 | |
| 5/21 16:10 | 51.7 | ↑1.1 | |
| 5/21 16:20 | 52.6 | ↑0.9 | |
| 5/21 16:30 | 53.5 | ↑0.9 | |
| 5/21 16:40 | 54.2 | ↑0.7 | |
| 5/21 16:50 | 54.8 | ↑0.6 | |
| 5/21 17:00 | 55.2 | ↑0.4 | |
| 5/21 17:10 | 55.6 | ↑0.4 | |
| 5/21 17:20 | 55.8 | ↑0.2 | |
| 5/21 17:30 | 55.9 | ↑0.1 | 満潮 |
| 5/21 17:40 | 55.9 | 0 | |
| 5/21 17:50 | 55.8 | ↓-0.1 | |
| 5/21 18:00 | 55.7 | ↓-0.1 | |
| 5/21 18:10 | 55.4 | ↓-0.3 | |
| 5/21 18:20 | 55.1 | ↓-0.3 | |
| 5/21 18:30 | 54.7 | ↓-0.4 | |
| 5/21 18:40 | 54.3 | ↓-0.4 | |
| 5/21 18:50 | 53.9 | ↓-0.4 | |
| 5/21 19:00 | 53.4 | ↓-0.5 | |
| 5/21 19:10 | 52.9 | ↓-0.5 | |
| 5/21 19:20 | 52.4 | ↓-0.5 | |
| 5/21 19:30 | 52.0 | ↓-0.4 | |
| 5/21 19:40 | 51.5 | ↓-0.5 | |
| 5/21 19:50 | 51.2 | ↓-0.3 | |
| 5/21 20:00 | 50.8 | ↓-0.4 | |
| 5/21 20:10 | 50.6 | ↓-0.2 | |
| 5/21 20:20 | 50.4 | ↓-0.2 | |
| 5/21 20:30 | 50.2 | ↓-0.2 | 干潮 |
| 5/21 20:40 | 50.2 | 0 | |
| 5/21 20:50 | 50.3 | ↑0.1 | |
| 5/21 21:00 | 50.5 | ↑0.2 | |
| 5/21 21:10 | 50.8 | ↑0.3 | |
| 5/21 21:20 | 51.3 | ↑0.5 | |
| 5/21 21:30 | 51.9 | ↑0.6 | |
| 5/21 21:40 | 52.6 | ↑0.7 | |
| 5/21 21:50 | 53.4 | ↑0.8 | |
| 5/21 22:00 | 54.4 | ↑1.0 | |
| 5/21 22:10 | 55.6 | ↑1.2 | |
| 5/21 22:20 | 56.8 | ↑1.2 | |
| 5/21 22:30 | 58.2 | ↑1.4 | |
| 5/21 22:40 | 59.7 | ↑1.5 | |
| 5/21 22:50 | 61.4 | ↑1.7 | |
| 5/21 23:00 | 63.2 | ↑1.8 | |
| 5/21 23:10 | 65.1 | ↑1.9 | |
| 5/21 23:20 | 67.1 | ↑2.0 | |
| 5/21 23:30 | 69.2 | ↑2.1 | |
| 5/21 23:40 | 71.4 | ↑2.2 | |
| 5/21 23:50 | 73.7 | ↑2.3 |