| 満潮 | 干潮 | 満潮 | 干潮 |
|
4
(土) |
02:40 | 10:21 | 16:56 | 20:20 |
| 110cm | 3cm | 57cm | 49cm | |
|
||||
コイセボイ（北海道）2030年05月4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 |
|---|---|---|---|
| 5/4 00:00 | 86.0 | ↑2.4 | |
| 5/4 00:10 | 88.3 | ↑2.3 | |
| 5/4 00:20 | 90.6 | ↑2.3 | |
| 5/4 00:30 | 92.8 | ↑2.2 | |
| 5/4 00:40 | 95.0 | ↑2.2 | |
| 5/4 00:50 | 97.0 | ↑2.0 | |
| 5/4 01:00 | 99.0 | ↑2.0 | |
| 5/4 01:10 | 100.8 | ↑1.8 | |
| 5/4 01:20 | 102.4 | ↑1.6 | |
| 5/4 01:30 | 103.9 | ↑1.5 | |
| 5/4 01:40 | 105.3 | ↑1.4 | |
| 5/4 01:50 | 106.4 | ↑1.1 | |
| 5/4 02:00 | 107.4 | ↑1.0 | |
| 5/4 02:10 | 108.1 | ↑0.7 | |
| 5/4 02:20 | 108.7 | ↑0.6 | |
| 5/4 02:30 | 109.0 | ↑0.3 | 満潮 |
| 5/4 02:40 | 109.1 | ↑0.1 | 満潮 |
| 5/4 02:50 | 109.0 | ↓-0.1 | |
| 5/4 03:00 | 108.6 | ↓-0.4 | |
| 5/4 03:10 | 108.0 | ↓-0.6 | |
| 5/4 03:20 | 107.2 | ↓-0.8 | |
| 5/4 03:30 | 106.1 | ↓-1.1 | |
| 5/4 03:40 | 104.8 | ↓-1.3 | |
| 5/4 03:50 | 103.3 | ↓-1.5 | |
| 5/4 04:00 | 101.5 | ↓-1.8 | |
| 5/4 04:10 | 99.5 | ↓-2.0 | |
| 5/4 04:20 | 97.3 | ↓-2.2 | |
| 5/4 04:30 | 94.9 | ↓-2.4 | |
| 5/4 04:40 | 92.3 | ↓-2.6 | |
| 5/4 04:50 | 89.6 | ↓-2.7 | |
| 5/4 05:00 | 86.6 | ↓-3.0 | |
| 5/4 05:10 | 83.6 | ↓-3.0 | |
| 5/4 05:20 | 80.3 | ↓-3.3 | |
| 5/4 05:30 | 77.0 | ↓-3.3 | |
| 5/4 05:40 | 73.5 | ↓-3.5 | |
| 5/4 05:50 | 70.0 | ↓-3.5 | |
| 5/4 06:00 | 66.4 | ↓-3.6 | |
| 5/4 06:10 | 62.7 | ↓-3.7 | 最大潮位差 |
| 5/4 06:20 | 59.0 | ↓-3.7 | 最大潮位差 |
| 5/4 06:30 | 55.3 | ↓-3.7 | 最大潮位差 |
| 5/4 06:40 | 51.6 | ↓-3.7 | 最大潮位差 |
| 5/4 06:50 | 47.9 | ↓-3.7 | 最大潮位差 |
| 5/4 07:00 | 44.3 | ↓-3.6 | |
| 5/4 07:10 | 40.7 | ↓-3.6 | |
| 5/4 07:20 | 37.1 | ↓-3.6 | |
| 5/4 07:30 | 33.7 | ↓-3.4 | |
| 5/4 07:40 | 30.4 | ↓-3.3 | |
| 5/4 07:50 | 27.2 | ↓-3.2 | |
| 5/4 08:00 | 24.2 | ↓-3.0 | |
| 5/4 08:10 | 21.3 | ↓-2.9 | |
| 5/4 08:20 | 18.6 | ↓-2.7 | |
| 5/4 08:30 | 16.0 | ↓-2.6 | |
| 5/4 08:40 | 13.7 | ↓-2.3 | |
| 5/4 08:50 | 11.6 | ↓-2.1 | |
| 5/4 09:00 | 9.6 | ↓-2.0 | |
| 5/4 09:10 | 7.9 | ↓-1.7 | |
| 5/4 09:20 | 6.4 | ↓-1.5 | |
| 5/4 09:30 | 5.1 | ↓-1.3 | |
| 5/4 09:40 | 4.1 | ↓-1.0 | |
| 5/4 09:50 | 3.3 | ↓-0.8 | |
| 5/4 10:00 | 2.7 | ↓-0.6 | |
| 5/4 10:10 | 2.4 | ↓-0.3 | |
| 5/4 10:20 | 2.3 | ↓-0.1 | 干潮 |
| 5/4 10:30 | 2.4 | ↑0.1 | |
| 5/4 10:40 | 2.7 | ↑0.3 | |
| 5/4 10:50 | 3.2 | ↑0.5 | |
| 5/4 11:00 | 4.0 | ↑0.8 | |
| 5/4 11:10 | 4.9 | ↑0.9 | |
| 5/4 11:20 | 6.0 | ↑1.1 | |
| 5/4 11:30 | 7.3 | ↑1.3 | |
| 5/4 11:40 | 8.7 | ↑1.4 | |
| 5/4 11:50 | 10.3 | ↑1.6 | |
| 5/4 12:00 | 12.0 | ↑1.7 | |
| 5/4 12:10 | 13.8 | ↑1.8 | |
| 5/4 12:20 | 15.8 | ↑2.0 | |
| 5/4 12:30 | 17.8 | ↑2.0 | |
| 5/4 12:40 | 19.9 | ↑2.1 | |
| 5/4 12:50 | 22.0 | ↑2.1 | |
| 5/4 13:00 | 24.2 | ↑2.2 | |
| 5/4 13:10 | 26.4 | ↑2.2 | |
| 5/4 13:20 | 28.7 | ↑2.3 | |
| 5/4 13:30 | 30.9 | ↑2.2 | |
| 5/4 13:40 | 33.1 | ↑2.2 | |
| 5/4 13:50 | 35.2 | ↑2.1 | |
| 5/4 14:00 | 37.3 | ↑2.1 | |
| 5/4 14:10 | 39.4 | ↑2.1 | |
| 5/4 14:20 | 41.4 | ↑2.0 | |
| 5/4 14:30 | 43.2 | ↑1.8 | |
| 5/4 14:40 | 45.0 | ↑1.8 | |
| 5/4 14:50 | 46.7 | ↑1.7 | |
| 5/4 15:00 | 48.3 | ↑1.6 | |
| 5/4 15:10 | 49.7 | ↑1.4 | |
| 5/4 15:20 | 51.0 | ↑1.3 | |
| 5/4 15:30 | 52.2 | ↑1.2 | |
| 5/4 15:40 | 53.3 | ↑1.1 | |
| 5/4 15:50 | 54.2 | ↑0.9 | |
| 5/4 16:00 | 55.0 | ↑0.8 | |
| 5/4 16:10 | 55.6 | ↑0.6 | |
| 5/4 16:20 | 56.1 | ↑0.5 | |
| 5/4 16:30 | 56.5 | ↑0.4 | |
| 5/4 16:40 | 56.7 | ↑0.2 | |
| 5/4 16:50 | 56.8 | ↑0.1 | 満潮 |
| 5/4 17:00 | 56.8 | 0 | |
| 5/4 17:10 | 56.7 | ↓-0.1 | |
| 5/4 17:20 | 56.5 | ↓-0.2 | |
| 5/4 17:30 | 56.2 | ↓-0.3 | |
| 5/4 17:40 | 55.8 | ↓-0.4 | |
| 5/4 17:50 | 55.4 | ↓-0.4 | |
| 5/4 18:00 | 54.8 | ↓-0.6 | |
| 5/4 18:10 | 54.3 | ↓-0.5 | |
| 5/4 18:20 | 53.7 | ↓-0.6 | |
| 5/4 18:30 | 53.0 | ↓-0.7 | |
| 5/4 18:40 | 52.4 | ↓-0.6 | |
| 5/4 18:50 | 51.8 | ↓-0.6 | |
| 5/4 19:00 | 51.2 | ↓-0.6 | |
| 5/4 19:10 | 50.6 | ↓-0.6 | |
| 5/4 19:20 | 50.0 | ↓-0.6 | |
| 5/4 19:30 | 49.5 | ↓-0.5 | |
| 5/4 19:40 | 49.1 | ↓-0.4 | |
| 5/4 19:50 | 48.8 | ↓-0.3 | |
| 5/4 20:00 | 48.5 | ↓-0.3 | |
| 5/4 20:10 | 48.4 | ↓-0.1 | 干潮 |
| 5/4 20:20 | 48.3 | ↓-0.1 | 干潮 |
| 5/4 20:30 | 48.4 | ↑0.1 | |
| 5/4 20:40 | 48.6 | ↑0.2 | |
| 5/4 20:50 | 48.9 | ↑0.3 | |
| 5/4 21:00 | 49.4 | ↑0.5 | |
| 5/4 21:10 | 50.0 | ↑0.6 | |
| 5/4 21:20 | 50.7 | ↑0.7 | |
| 5/4 21:30 | 51.7 | ↑1.0 | |
| 5/4 21:40 | 52.7 | ↑1.0 | |
| 5/4 21:50 | 53.9 | ↑1.2 | |
| 5/4 22:00 | 55.2 | ↑1.3 | |
| 5/4 22:10 | 56.7 | ↑1.5 | |
| 5/4 22:20 | 58.3 | ↑1.6 | |
| 5/4 22:30 | 60.1 | ↑1.8 | |
| 5/4 22:40 | 62.0 | ↑1.9 | |
| 5/4 22:50 | 63.9 | ↑1.9 | |
| 5/4 23:00 | 66.0 | ↑2.1 | |
| 5/4 23:10 | 68.2 | ↑2.2 | |
| 5/4 23:20 | 70.5 | ↑2.3 | |
| 5/4 23:30 | 72.8 | ↑2.3 | |
| 5/4 23:40 | 75.3 | ↑2.5 | |
| 5/4 23:50 | 77.7 | ↑2.4 |