| 満潮 | 干潮 | 満潮 | 干潮 |
|
12
(水) |
05:37 | 14:11 | - | - |
| 105cm | 19cm | - | - | |
|
||||
コイセボイ（北海道）2027年05月12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 |
|---|---|---|---|
| 5/12 00:00 | 55.7 | ↑1.3 | |
| 5/12 00:10 | 57.1 | ↑1.4 | |
| 5/12 00:20 | 58.5 | ↑1.4 | |
| 5/12 00:30 | 60.1 | ↑1.6 | |
| 5/12 00:40 | 61.7 | ↑1.6 | |
| 5/12 00:50 | 63.4 | ↑1.7 | |
| 5/12 01:00 | 65.1 | ↑1.7 | |
| 5/12 01:10 | 66.9 | ↑1.8 | |
| 5/12 01:20 | 68.7 | ↑1.8 | |
| 5/12 01:30 | 70.6 | ↑1.9 | |
| 5/12 01:40 | 72.5 | ↑1.9 | |
| 5/12 01:50 | 74.5 | ↑2.0 | |
| 5/12 02:00 | 76.4 | ↑1.9 | |
| 5/12 02:10 | 78.4 | ↑2.0 | |
| 5/12 02:20 | 80.4 | ↑2.0 | |
| 5/12 02:30 | 82.4 | ↑2.0 | |
| 5/12 02:40 | 84.3 | ↑1.9 | |
| 5/12 02:50 | 86.2 | ↑1.9 | |
| 5/12 03:00 | 88.1 | ↑1.9 | |
| 5/12 03:10 | 89.9 | ↑1.8 | |
| 5/12 03:20 | 91.7 | ↑1.8 | |
| 5/12 03:30 | 93.4 | ↑1.7 | |
| 5/12 03:40 | 95.0 | ↑1.6 | |
| 5/12 03:50 | 96.5 | ↑1.5 | |
| 5/12 04:00 | 97.9 | ↑1.4 | |
| 5/12 04:10 | 99.2 | ↑1.3 | |
| 5/12 04:20 | 100.4 | ↑1.2 | |
| 5/12 04:30 | 101.5 | ↑1.1 | |
| 5/12 04:40 | 102.4 | ↑0.9 | |
| 5/12 04:50 | 103.2 | ↑0.8 | |
| 5/12 05:00 | 103.8 | ↑0.6 | |
| 5/12 05:10 | 104.3 | ↑0.5 | |
| 5/12 05:20 | 104.7 | ↑0.4 | |
| 5/12 05:30 | 104.8 | ↑0.1 | 満潮 |
| 5/12 05:40 | 104.8 | 0 | |
| 5/12 05:50 | 104.7 | ↓-0.1 | |
| 5/12 06:00 | 104.4 | ↓-0.3 | |
| 5/12 06:10 | 103.9 | ↓-0.5 | |
| 5/12 06:20 | 103.2 | ↓-0.7 | |
| 5/12 06:30 | 102.4 | ↓-0.8 | |
| 5/12 06:40 | 101.4 | ↓-1.0 | |
| 5/12 06:50 | 100.3 | ↓-1.1 | |
| 5/12 07:00 | 99.0 | ↓-1.3 | |
| 5/12 07:10 | 97.6 | ↓-1.4 | |
| 5/12 07:20 | 96.0 | ↓-1.6 | |
| 5/12 07:30 | 94.2 | ↓-1.8 | |
| 5/12 07:40 | 92.4 | ↓-1.8 | |
| 5/12 07:50 | 90.4 | ↓-2.0 | |
| 5/12 08:00 | 88.3 | ↓-2.1 | |
| 5/12 08:10 | 86.1 | ↓-2.2 | |
| 5/12 08:20 | 83.7 | ↓-2.4 | |
| 5/12 08:30 | 81.3 | ↓-2.4 | |
| 5/12 08:40 | 78.9 | ↓-2.4 | |
| 5/12 08:50 | 76.3 | ↓-2.6 | |
| 5/12 09:00 | 73.7 | ↓-2.6 | |
| 5/12 09:10 | 71.1 | ↓-2.6 | |
| 5/12 09:20 | 68.4 | ↓-2.7 | 最大潮位差 |
| 5/12 09:30 | 65.7 | ↓-2.7 | 最大潮位差 |
| 5/12 09:40 | 63.0 | ↓-2.7 | 最大潮位差 |
| 5/12 09:50 | 60.3 | ↓-2.7 | 最大潮位差 |
| 5/12 10:00 | 57.6 | ↓-2.7 | 最大潮位差 |
| 5/12 10:10 | 54.9 | ↓-2.7 | 最大潮位差 |
| 5/12 10:20 | 52.3 | ↓-2.6 | |
| 5/12 10:30 | 49.7 | ↓-2.6 | |
| 5/12 10:40 | 47.1 | ↓-2.6 | |
| 5/12 10:50 | 44.6 | ↓-2.5 | |
| 5/12 11:00 | 42.3 | ↓-2.3 | |
| 5/12 11:10 | 39.9 | ↓-2.4 | |
| 5/12 11:20 | 37.7 | ↓-2.2 | |
| 5/12 11:30 | 35.6 | ↓-2.1 | |
| 5/12 11:40 | 33.6 | ↓-2.0 | |
| 5/12 11:50 | 31.7 | ↓-1.9 | |
| 5/12 12:00 | 29.9 | ↓-1.8 | |
| 5/12 12:10 | 28.2 | ↓-1.7 | |
| 5/12 12:20 | 26.7 | ↓-1.5 | |
| 5/12 12:30 | 25.3 | ↓-1.4 | |
| 5/12 12:40 | 24.1 | ↓-1.2 | |
| 5/12 12:50 | 22.9 | ↓-1.2 | |
| 5/12 13:00 | 21.9 | ↓-1.0 | |
| 5/12 13:10 | 21.1 | ↓-0.8 | |
| 5/12 13:20 | 20.4 | ↓-0.7 | |
| 5/12 13:30 | 19.8 | ↓-0.6 | |
| 5/12 13:40 | 19.3 | ↓-0.5 | |
| 5/12 13:50 | 19.0 | ↓-0.3 | |
| 5/12 14:00 | 18.8 | ↓-0.2 | |
| 5/12 14:10 | 18.8 | 0 | 干潮 |
| 5/12 14:20 | 18.8 | 0 | |
| 5/12 14:30 | 19.0 | ↑0.2 | |
| 5/12 14:40 | 19.3 | ↑0.3 | |
| 5/12 14:50 | 19.7 | ↑0.4 | |
| 5/12 15:00 | 20.1 | ↑0.4 | |
| 5/12 15:10 | 20.7 | ↑0.6 | |
| 5/12 15:20 | 21.3 | ↑0.6 | |
| 5/12 15:30 | 22.0 | ↑0.7 | |
| 5/12 15:40 | 22.8 | ↑0.8 | |
| 5/12 15:50 | 23.6 | ↑0.8 | |
| 5/12 16:00 | 24.5 | ↑0.9 | |
| 5/12 16:10 | 25.5 | ↑1.0 | |
| 5/12 16:20 | 26.4 | ↑0.9 | |
| 5/12 16:30 | 27.4 | ↑1.0 | |
| 5/12 16:40 | 28.4 | ↑1.0 | |
| 5/12 16:50 | 29.4 | ↑1.0 | |
| 5/12 17:00 | 30.5 | ↑1.1 | |
| 5/12 17:10 | 31.5 | ↑1.0 | |
| 5/12 17:20 | 32.5 | ↑1.0 | |
| 5/12 17:30 | 33.5 | ↑1.0 | |
| 5/12 17:40 | 34.4 | ↑0.9 | |
| 5/12 17:50 | 35.4 | ↑1.0 | |
| 5/12 18:00 | 36.3 | ↑0.9 | |
| 5/12 18:10 | 37.2 | ↑0.9 | |
| 5/12 18:20 | 38.0 | ↑0.8 | |
| 5/12 18:30 | 38.8 | ↑0.8 | |
| 5/12 18:40 | 39.6 | ↑0.8 | |
| 5/12 18:50 | 40.3 | ↑0.7 | |
| 5/12 19:00 | 41.0 | ↑0.7 | |
| 5/12 19:10 | 41.6 | ↑0.6 | |
| 5/12 19:20 | 42.2 | ↑0.6 | |
| 5/12 19:30 | 42.7 | ↑0.5 | |
| 5/12 19:40 | 43.1 | ↑0.4 | |
| 5/12 19:50 | 43.6 | ↑0.5 | |
| 5/12 20:00 | 44.0 | ↑0.4 | |
| 5/12 20:10 | 44.3 | ↑0.3 | |
| 5/12 20:20 | 44.6 | ↑0.3 | |
| 5/12 20:30 | 44.9 | ↑0.3 | |
| 5/12 20:40 | 45.1 | ↑0.2 | |
| 5/12 20:50 | 45.4 | ↑0.3 | |
| 5/12 21:00 | 45.6 | ↑0.2 | |
| 5/12 21:10 | 45.8 | ↑0.2 | |
| 5/12 21:20 | 45.9 | ↑0.1 | |
| 5/12 21:30 | 46.1 | ↑0.2 | |
| 5/12 21:40 | 46.3 | ↑0.2 | |
| 5/12 21:50 | 46.4 | ↑0.1 | |
| 5/12 22:00 | 46.6 | ↑0.2 | |
| 5/12 22:10 | 46.8 | ↑0.2 | |
| 5/12 22:20 | 47.1 | ↑0.3 | |
| 5/12 22:30 | 47.3 | ↑0.2 | |
| 5/12 22:40 | 47.6 | ↑0.3 | |
| 5/12 22:50 | 47.9 | ↑0.3 | |
| 5/12 23:00 | 48.3 | ↑0.4 | |
| 5/12 23:10 | 48.7 | ↑0.4 | |
| 5/12 23:20 | 49.1 | ↑0.4 | |
| 5/12 23:30 | 49.7 | ↑0.6 | |
| 5/12 23:40 | 50.2 | ↑0.5 | |
| 5/12 23:50 | 50.9 | ↑0.7 |