| 満潮 | 干潮 | 満潮 | 干潮 |
|
21
(火) |
13:15 | 06:47 | - | 17:33 |
| 63cm | 30cm | - | 52cm | |
|
||||
コイセボイ（北海道）2047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 | 79.5 | ↓-0.3 | |
| 5/21 00:10 | 79.0 | ↓-0.5 | |
| 5/21 00:20 | 78.5 | ↓-0.5 | |
| 5/21 00:30 | 77.8 | ↓-0.7 | |
| 5/21 00:40 | 77.0 | ↓-0.8 | |
| 5/21 00:50 | 76.1 | ↓-0.9 | |
| 5/21 01:00 | 75.1 | ↓-1.0 | |
| 5/21 01:10 | 73.9 | ↓-1.2 | |
| 5/21 01:20 | 72.7 | ↓-1.2 | |
| 5/21 01:30 | 71.4 | ↓-1.3 | |
| 5/21 01:40 | 69.9 | ↓-1.5 | |
| 5/21 01:50 | 68.4 | ↓-1.5 | |
| 5/21 02:00 | 66.9 | ↓-1.5 | |
| 5/21 02:10 | 65.2 | ↓-1.7 | |
| 5/21 02:20 | 63.5 | ↓-1.7 | |
| 5/21 02:30 | 61.8 | ↓-1.7 | |
| 5/21 02:40 | 60.0 | ↓-1.8 | |
| 5/21 02:50 | 58.2 | ↓-1.8 | |
| 5/21 03:00 | 56.3 | ↓-1.9 | 最大潮位差 |
| 5/21 03:10 | 54.5 | ↓-1.8 | |
| 5/21 03:20 | 52.7 | ↓-1.8 | |
| 5/21 03:30 | 50.8 | ↓-1.9 | 最大潮位差 |
| 5/21 03:40 | 49.0 | ↓-1.8 | |
| 5/21 03:50 | 47.2 | ↓-1.8 | |
| 5/21 04:00 | 45.5 | ↓-1.7 | |
| 5/21 04:10 | 43.8 | ↓-1.7 | |
| 5/21 04:20 | 42.2 | ↓-1.6 | |
| 5/21 04:30 | 40.6 | ↓-1.6 | |
| 5/21 04:40 | 39.2 | ↓-1.4 | |
| 5/21 04:50 | 37.8 | ↓-1.4 | |
| 5/21 05:00 | 36.4 | ↓-1.4 | |
| 5/21 05:10 | 35.2 | ↓-1.2 | |
| 5/21 05:20 | 34.1 | ↓-1.1 | |
| 5/21 05:30 | 33.1 | ↓-1.0 | |
| 5/21 05:40 | 32.3 | ↓-0.8 | |
| 5/21 05:50 | 31.5 | ↓-0.8 | |
| 5/21 06:00 | 30.8 | ↓-0.7 | |
| 5/21 06:10 | 30.3 | ↓-0.5 | |
| 5/21 06:20 | 29.9 | ↓-0.4 | |
| 5/21 06:30 | 29.7 | ↓-0.2 | |
| 5/21 06:40 | 29.5 | ↓-0.2 | 干潮 |
| 5/21 06:50 | 29.5 | 0 | |
| 5/21 07:00 | 29.6 | ↑0.1 | |
| 5/21 07:10 | 29.8 | ↑0.2 | |
| 5/21 07:20 | 30.2 | ↑0.4 | |
| 5/21 07:30 | 30.7 | ↑0.5 | |
| 5/21 07:40 | 31.2 | ↑0.5 | |
| 5/21 07:50 | 31.9 | ↑0.7 | |
| 5/21 08:00 | 32.7 | ↑0.8 | |
| 5/21 08:10 | 33.5 | ↑0.8 | |
| 5/21 08:20 | 34.5 | ↑1.0 | |
| 5/21 08:30 | 35.5 | ↑1.0 | |
| 5/21 08:40 | 36.6 | ↑1.1 | |
| 5/21 08:50 | 37.8 | ↑1.2 | |
| 5/21 09:00 | 39.0 | ↑1.2 | |
| 5/21 09:10 | 40.2 | ↑1.2 | |
| 5/21 09:20 | 41.5 | ↑1.3 | |
| 5/21 09:30 | 42.9 | ↑1.4 | |
| 5/21 09:40 | 44.2 | ↑1.3 | |
| 5/21 09:50 | 45.5 | ↑1.3 | |
| 5/21 10:00 | 46.9 | ↑1.4 | |
| 5/21 10:10 | 48.2 | ↑1.3 | |
| 5/21 10:20 | 49.5 | ↑1.3 | |
| 5/21 10:30 | 50.8 | ↑1.3 | |
| 5/21 10:40 | 52.0 | ↑1.2 | |
| 5/21 10:50 | 53.2 | ↑1.2 | |
| 5/21 11:00 | 54.4 | ↑1.2 | |
| 5/21 11:10 | 55.4 | ↑1.0 | |
| 5/21 11:20 | 56.5 | ↑1.1 | |
| 5/21 11:30 | 57.4 | ↑0.9 | |
| 5/21 11:40 | 58.3 | ↑0.9 | |
| 5/21 11:50 | 59.1 | ↑0.8 | |
| 5/21 12:00 | 59.8 | ↑0.7 | |
| 5/21 12:10 | 60.4 | ↑0.6 | |
| 5/21 12:20 | 61.0 | ↑0.6 | |
| 5/21 12:30 | 61.4 | ↑0.4 | |
| 5/21 12:40 | 61.7 | ↑0.3 | |
| 5/21 12:50 | 62.0 | ↑0.3 | |
| 5/21 13:00 | 62.2 | ↑0.2 | |
| 5/21 13:10 | 62.3 | ↑0.1 | 満潮 |
| 5/21 13:20 | 62.3 | 0 | |
| 5/21 13:30 | 62.2 | ↓-0.1 | |
| 5/21 13:40 | 62.0 | ↓-0.2 | |
| 5/21 13:50 | 61.8 | ↓-0.2 | |
| 5/21 14:00 | 61.4 | ↓-0.4 | |
| 5/21 14:10 | 61.1 | ↓-0.3 | |
| 5/21 14:20 | 60.6 | ↓-0.5 | |
| 5/21 14:30 | 60.1 | ↓-0.5 | |
| 5/21 14:40 | 59.6 | ↓-0.5 | |
| 5/21 14:50 | 59.0 | ↓-0.6 | |
| 5/21 15:00 | 58.5 | ↓-0.5 | |
| 5/21 15:10 | 57.8 | ↓-0.7 | |
| 5/21 15:20 | 57.2 | ↓-0.6 | |
| 5/21 15:30 | 56.6 | ↓-0.6 | |
| 5/21 15:40 | 55.9 | ↓-0.7 | |
| 5/21 15:50 | 55.3 | ↓-0.6 | |
| 5/21 16:00 | 54.7 | ↓-0.6 | |
| 5/21 16:10 | 54.2 | ↓-0.5 | |
| 5/21 16:20 | 53.6 | ↓-0.6 | |
| 5/21 16:30 | 53.2 | ↓-0.4 | |
| 5/21 16:40 | 52.7 | ↓-0.5 | |
| 5/21 16:50 | 52.4 | ↓-0.3 | |
| 5/21 17:00 | 52.1 | ↓-0.3 | |
| 5/21 17:10 | 51.9 | ↓-0.2 | |
| 5/21 17:20 | 51.7 | ↓-0.2 | |
| 5/21 17:30 | 51.7 | 0 | 干潮 |
| 5/21 17:40 | 51.7 | 0 | |
| 5/21 17:50 | 51.8 | ↑0.1 | |
| 5/21 18:00 | 52.0 | ↑0.2 | |
| 5/21 18:10 | 52.3 | ↑0.3 | |
| 5/21 18:20 | 52.8 | ↑0.5 | |
| 5/21 18:30 | 53.3 | ↑0.5 | |
| 5/21 18:40 | 53.9 | ↑0.6 | |
| 5/21 18:50 | 54.6 | ↑0.7 | |
| 5/21 19:00 | 55.4 | ↑0.8 | |
| 5/21 19:10 | 56.3 | ↑0.9 | |
| 5/21 19:20 | 57.3 | ↑1.0 | |
| 5/21 19:30 | 58.4 | ↑1.1 | |
| 5/21 19:40 | 59.6 | ↑1.2 | |
| 5/21 19:50 | 60.8 | ↑1.2 | |
| 5/21 20:00 | 62.1 | ↑1.3 | |
| 5/21 20:10 | 63.5 | ↑1.4 | |
| 5/21 20:20 | 64.9 | ↑1.4 | |
| 5/21 20:30 | 66.4 | ↑1.5 | |
| 5/21 20:40 | 67.9 | ↑1.5 | |
| 5/21 20:50 | 69.4 | ↑1.5 | |
| 5/21 21:00 | 71.0 | ↑1.6 | |
| 5/21 21:10 | 72.5 | ↑1.5 | |
| 5/21 21:20 | 74.1 | ↑1.6 | |
| 5/21 21:30 | 75.6 | ↑1.5 | |
| 5/21 21:40 | 77.1 | ↑1.5 | |
| 5/21 21:50 | 78.6 | ↑1.5 | |
| 5/21 22:00 | 80.0 | ↑1.4 | |
| 5/21 22:10 | 81.4 | ↑1.4 | |
| 5/21 22:20 | 82.7 | ↑1.3 | |
| 5/21 22:30 | 83.9 | ↑1.2 | |
| 5/21 22:40 | 85.1 | ↑1.2 | |
| 5/21 22:50 | 86.1 | ↑1.0 | |
| 5/21 23:00 | 87.1 | ↑1.0 | |
| 5/21 23:10 | 87.9 | ↑0.8 | |
| 5/21 23:20 | 88.6 | ↑0.7 | |
| 5/21 23:30 | 89.2 | ↑0.6 | |
| 5/21 23:40 | 89.6 | ↑0.4 | |
| 5/21 23:50 | 89.9 | ↑0.3 |