| 満潮 | 干潮 | 満潮 | 干潮 |
|
30
(日) |
03:57 | 12:10 | 19:42 | 20:02 |
| 119cm | 6cm | 50cm | 50cm | |
|
||||
コイセボイ（北海道）2021年05月30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 |
|---|---|---|---|
| 5/30 00:00 | 77.6 | ↑2.4 | |
| 5/30 00:10 | 79.9 | ↑2.3 | |
| 5/30 00:20 | 82.3 | ↑2.4 | |
| 5/30 00:30 | 84.8 | ↑2.5 | |
| 5/30 00:40 | 87.2 | ↑2.4 | |
| 5/30 00:50 | 89.7 | ↑2.5 | |
| 5/30 01:00 | 92.1 | ↑2.4 | |
| 5/30 01:10 | 94.6 | ↑2.5 | |
| 5/30 01:20 | 97.0 | ↑2.4 | |
| 5/30 01:30 | 99.3 | ↑2.3 | |
| 5/30 01:40 | 101.6 | ↑2.3 | |
| 5/30 01:50 | 103.8 | ↑2.2 | |
| 5/30 02:00 | 105.9 | ↑2.1 | |
| 5/30 02:10 | 107.8 | ↑1.9 | |
| 5/30 02:20 | 109.7 | ↑1.9 | |
| 5/30 02:30 | 111.4 | ↑1.7 | |
| 5/30 02:40 | 113.0 | ↑1.6 | |
| 5/30 02:50 | 114.4 | ↑1.4 | |
| 5/30 03:00 | 115.6 | ↑1.2 | |
| 5/30 03:10 | 116.7 | ↑1.1 | |
| 5/30 03:20 | 117.6 | ↑0.9 | |
| 5/30 03:30 | 118.2 | ↑0.6 | |
| 5/30 03:40 | 118.7 | ↑0.5 | |
| 5/30 03:50 | 118.9 | ↑0.2 | 満潮 |
| 5/30 04:00 | 118.9 | 0 | |
| 5/30 04:10 | 118.7 | ↓-0.2 | |
| 5/30 04:20 | 118.3 | ↓-0.4 | |
| 5/30 04:30 | 117.6 | ↓-0.7 | |
| 5/30 04:40 | 116.7 | ↓-0.9 | |
| 5/30 04:50 | 115.6 | ↓-1.1 | |
| 5/30 05:00 | 114.2 | ↓-1.4 | |
| 5/30 05:10 | 112.7 | ↓-1.5 | |
| 5/30 05:20 | 110.9 | ↓-1.8 | |
| 5/30 05:30 | 108.9 | ↓-2.0 | |
| 5/30 05:40 | 106.7 | ↓-2.2 | |
| 5/30 05:50 | 104.3 | ↓-2.4 | |
| 5/30 06:00 | 101.7 | ↓-2.6 | |
| 5/30 06:10 | 99.0 | ↓-2.7 | |
| 5/30 06:20 | 96.0 | ↓-3.0 | |
| 5/30 06:30 | 93.0 | ↓-3.0 | |
| 5/30 06:40 | 89.8 | ↓-3.2 | |
| 5/30 06:50 | 86.5 | ↓-3.3 | |
| 5/30 07:00 | 83.0 | ↓-3.5 | |
| 5/30 07:10 | 79.5 | ↓-3.5 | |
| 5/30 07:20 | 75.9 | ↓-3.6 | |
| 5/30 07:30 | 72.3 | ↓-3.6 | |
| 5/30 07:40 | 68.6 | ↓-3.7 | |
| 5/30 07:50 | 64.9 | ↓-3.7 | |
| 5/30 08:00 | 61.1 | ↓-3.8 | 最大潮位差 |
| 5/30 08:10 | 57.4 | ↓-3.7 | |
| 5/30 08:20 | 53.7 | ↓-3.7 | |
| 5/30 08:30 | 50.1 | ↓-3.6 | |
| 5/30 08:40 | 46.5 | ↓-3.6 | |
| 5/30 08:50 | 42.9 | ↓-3.6 | |
| 5/30 09:00 | 39.5 | ↓-3.4 | |
| 5/30 09:10 | 36.2 | ↓-3.3 | |
| 5/30 09:20 | 33.0 | ↓-3.2 | |
| 5/30 09:30 | 29.9 | ↓-3.1 | |
| 5/30 09:40 | 27.0 | ↓-2.9 | |
| 5/30 09:50 | 24.2 | ↓-2.8 | |
| 5/30 10:00 | 21.5 | ↓-2.7 | |
| 5/30 10:10 | 19.1 | ↓-2.4 | |
| 5/30 10:20 | 16.8 | ↓-2.3 | |
| 5/30 10:30 | 14.8 | ↓-2.0 | |
| 5/30 10:40 | 12.9 | ↓-1.9 | |
| 5/30 10:50 | 11.2 | ↓-1.7 | |
| 5/30 11:00 | 9.7 | ↓-1.5 | |
| 5/30 11:10 | 8.4 | ↓-1.3 | |
| 5/30 11:20 | 7.4 | ↓-1.0 | |
| 5/30 11:30 | 6.5 | ↓-0.9 | |
| 5/30 11:40 | 5.9 | ↓-0.6 | |
| 5/30 11:50 | 5.4 | ↓-0.5 | |
| 5/30 12:00 | 5.1 | ↓-0.3 | 干潮 |
| 5/30 12:10 | 5.1 | 0 | 干潮 |
| 5/30 12:20 | 5.2 | ↑0.1 | |
| 5/30 12:30 | 5.5 | ↑0.3 | |
| 5/30 12:40 | 6.0 | ↑0.5 | |
| 5/30 12:50 | 6.6 | ↑0.6 | |
| 5/30 13:00 | 7.4 | ↑0.8 | |
| 5/30 13:10 | 8.3 | ↑0.9 | |
| 5/30 13:20 | 9.4 | ↑1.1 | |
| 5/30 13:30 | 10.6 | ↑1.2 | |
| 5/30 13:40 | 11.9 | ↑1.3 | |
| 5/30 13:50 | 13.3 | ↑1.4 | |
| 5/30 14:00 | 14.7 | ↑1.4 | |
| 5/30 14:10 | 16.3 | ↑1.6 | |
| 5/30 14:20 | 17.9 | ↑1.6 | |
| 5/30 14:30 | 19.6 | ↑1.7 | |
| 5/30 14:40 | 21.3 | ↑1.7 | |
| 5/30 14:50 | 23.0 | ↑1.7 | |
| 5/30 15:00 | 24.7 | ↑1.7 | |
| 5/30 15:10 | 26.4 | ↑1.7 | |
| 5/30 15:20 | 28.1 | ↑1.7 | |
| 5/30 15:30 | 29.8 | ↑1.7 | |
| 5/30 15:40 | 31.5 | ↑1.7 | |
| 5/30 15:50 | 33.1 | ↑1.6 | |
| 5/30 16:00 | 34.6 | ↑1.5 | |
| 5/30 16:10 | 36.1 | ↑1.5 | |
| 5/30 16:20 | 37.5 | ↑1.4 | |
| 5/30 16:30 | 38.9 | ↑1.4 | |
| 5/30 16:40 | 40.1 | ↑1.2 | |
| 5/30 16:50 | 41.3 | ↑1.2 | |
| 5/30 17:00 | 42.4 | ↑1.1 | |
| 5/30 17:10 | 43.4 | ↑1.0 | |
| 5/30 17:20 | 44.4 | ↑1.0 | |
| 5/30 17:30 | 45.2 | ↑0.8 | |
| 5/30 17:40 | 45.9 | ↑0.7 | |
| 5/30 17:50 | 46.6 | ↑0.7 | |
| 5/30 18:00 | 47.1 | ↑0.5 | |
| 5/30 18:10 | 47.6 | ↑0.5 | |
| 5/30 18:20 | 48.0 | ↑0.4 | |
| 5/30 18:30 | 48.3 | ↑0.3 | |
| 5/30 18:40 | 48.6 | ↑0.3 | |
| 5/30 18:50 | 48.8 | ↑0.2 | |
| 5/30 19:00 | 48.9 | ↑0.1 | |
| 5/30 19:10 | 49.0 | ↑0.1 | |
| 5/30 19:20 | 49.1 | ↑0.1 | |
| 5/30 19:30 | 49.1 | 0 | |
| 5/30 19:40 | 49.1 | 0 | 満潮 |
| 5/30 19:50 | 49.1 | 0 | |
| 5/30 20:00 | 49.1 | 0 | 干潮 |
| 5/30 20:10 | 49.1 | 0 | |
| 5/30 20:20 | 49.1 | 0 | |
| 5/30 20:30 | 49.2 | ↑0.1 | |
| 5/30 20:40 | 49.3 | ↑0.1 | |
| 5/30 20:50 | 49.4 | ↑0.1 | |
| 5/30 21:00 | 49.6 | ↑0.2 | |
| 5/30 21:10 | 49.8 | ↑0.2 | |
| 5/30 21:20 | 50.2 | ↑0.4 | |
| 5/30 21:30 | 50.6 | ↑0.4 | |
| 5/30 21:40 | 51.1 | ↑0.5 | |
| 5/30 21:50 | 51.6 | ↑0.5 | |
| 5/30 22:00 | 52.3 | ↑0.7 | |
| 5/30 22:10 | 53.1 | ↑0.8 | |
| 5/30 22:20 | 54.0 | ↑0.9 | |
| 5/30 22:30 | 55.0 | ↑1.0 | |
| 5/30 22:40 | 56.1 | ↑1.1 | |
| 5/30 22:50 | 57.3 | ↑1.2 | |
| 5/30 23:00 | 58.6 | ↑1.3 | |
| 5/30 23:10 | 60.0 | ↑1.4 | |
| 5/30 23:20 | 61.6 | ↑1.6 | |
| 5/30 23:30 | 63.2 | ↑1.6 | |
| 5/30 23:40 | 65.0 | ↑1.8 | |
| 5/30 23:50 | 66.8 | ↑1.8 |