| 満潮 | 干潮 | 満潮 | 干潮 |
|
18
(土) |
02:10 | 10:00 | 16:45 | 19:39 |
| 112cm | 3cm | 56cm | 51cm | |
|
||||
コイセボイ（北海道）2030年05月18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 |
|---|---|---|---|
| 5/18 00:00 | 95.7 | ↑2.2 | |
| 5/18 00:10 | 97.7 | ↑2.0 | |
| 5/18 00:20 | 99.7 | ↑2.0 | |
| 5/18 00:30 | 101.5 | ↑1.8 | |
| 5/18 00:40 | 103.3 | ↑1.8 | |
| 5/18 00:50 | 104.9 | ↑1.6 | |
| 5/18 01:00 | 106.3 | ↑1.4 | |
| 5/18 01:10 | 107.6 | ↑1.3 | |
| 5/18 01:20 | 108.7 | ↑1.1 | |
| 5/18 01:30 | 109.6 | ↑0.9 | |
| 5/18 01:40 | 110.3 | ↑0.7 | |
| 5/18 01:50 | 110.8 | ↑0.5 | |
| 5/18 02:00 | 111.1 | ↑0.3 | 満潮 |
| 5/18 02:10 | 111.2 | ↑0.1 | 満潮 |
| 5/18 02:20 | 111.1 | ↓-0.1 | |
| 5/18 02:30 | 110.7 | ↓-0.4 | |
| 5/18 02:40 | 110.1 | ↓-0.6 | |
| 5/18 02:50 | 109.3 | ↓-0.8 | |
| 5/18 03:00 | 108.2 | ↓-1.1 | |
| 5/18 03:10 | 106.9 | ↓-1.3 | |
| 5/18 03:20 | 105.4 | ↓-1.5 | |
| 5/18 03:30 | 103.6 | ↓-1.8 | |
| 5/18 03:40 | 101.7 | ↓-1.9 | |
| 5/18 03:50 | 99.5 | ↓-2.2 | |
| 5/18 04:00 | 97.2 | ↓-2.3 | |
| 5/18 04:10 | 94.6 | ↓-2.6 | |
| 5/18 04:20 | 91.9 | ↓-2.7 | |
| 5/18 04:30 | 89.0 | ↓-2.9 | |
| 5/18 04:40 | 85.9 | ↓-3.1 | |
| 5/18 04:50 | 82.7 | ↓-3.2 | |
| 5/18 05:00 | 79.4 | ↓-3.3 | |
| 5/18 05:10 | 76.0 | ↓-3.4 | |
| 5/18 05:20 | 72.5 | ↓-3.5 | |
| 5/18 05:30 | 68.9 | ↓-3.6 | |
| 5/18 05:40 | 65.2 | ↓-3.7 | 最大潮位差 |
| 5/18 05:50 | 61.5 | ↓-3.7 | 最大潮位差 |
| 5/18 06:00 | 57.8 | ↓-3.7 | 最大潮位差 |
| 5/18 06:10 | 54.1 | ↓-3.7 | 最大潮位差 |
| 5/18 06:20 | 50.4 | ↓-3.7 | 最大潮位差 |
| 5/18 06:30 | 46.7 | ↓-3.7 | 最大潮位差 |
| 5/18 06:40 | 43.1 | ↓-3.6 | |
| 5/18 06:50 | 39.5 | ↓-3.6 | |
| 5/18 07:00 | 36.1 | ↓-3.4 | |
| 5/18 07:10 | 32.7 | ↓-3.4 | |
| 5/18 07:20 | 29.4 | ↓-3.3 | |
| 5/18 07:30 | 26.3 | ↓-3.1 | |
| 5/18 07:40 | 23.3 | ↓-3.0 | |
| 5/18 07:50 | 20.5 | ↓-2.8 | |
| 5/18 08:00 | 17.8 | ↓-2.7 | |
| 5/18 08:10 | 15.4 | ↓-2.4 | |
| 5/18 08:20 | 13.1 | ↓-2.3 | |
| 5/18 08:30 | 11.0 | ↓-2.1 | |
| 5/18 08:40 | 9.1 | ↓-1.9 | |
| 5/18 08:50 | 7.5 | ↓-1.6 | |
| 5/18 09:00 | 6.0 | ↓-1.5 | |
| 5/18 09:10 | 4.8 | ↓-1.2 | |
| 5/18 09:20 | 3.8 | ↓-1.0 | |
| 5/18 09:30 | 3.1 | ↓-0.7 | |
| 5/18 09:40 | 2.5 | ↓-0.6 | |
| 5/18 09:50 | 2.2 | ↓-0.3 | 干潮 |
| 5/18 10:00 | 2.1 | ↓-0.1 | 干潮 |
| 5/18 10:10 | 2.2 | ↑0.1 | |
| 5/18 10:20 | 2.6 | ↑0.4 | |
| 5/18 10:30 | 3.1 | ↑0.5 | |
| 5/18 10:40 | 3.8 | ↑0.7 | |
| 5/18 10:50 | 4.8 | ↑1.0 | |
| 5/18 11:00 | 5.8 | ↑1.0 | |
| 5/18 11:10 | 7.1 | ↑1.3 | |
| 5/18 11:20 | 8.5 | ↑1.4 | |
| 5/18 11:30 | 10.0 | ↑1.5 | |
| 5/18 11:40 | 11.7 | ↑1.7 | |
| 5/18 11:50 | 13.5 | ↑1.8 | |
| 5/18 12:00 | 15.4 | ↑1.9 | |
| 5/18 12:10 | 17.3 | ↑1.9 | |
| 5/18 12:20 | 19.3 | ↑2.0 | |
| 5/18 12:30 | 21.4 | ↑2.1 | |
| 5/18 12:40 | 23.5 | ↑2.1 | |
| 5/18 12:50 | 25.7 | ↑2.2 | |
| 5/18 13:00 | 27.8 | ↑2.1 | |
| 5/18 13:10 | 29.9 | ↑2.1 | |
| 5/18 13:20 | 32.1 | ↑2.2 | |
| 5/18 13:30 | 34.1 | ↑2.0 | |
| 5/18 13:40 | 36.2 | ↑2.1 | |
| 5/18 13:50 | 38.2 | ↑2.0 | |
| 5/18 14:00 | 40.1 | ↑1.9 | |
| 5/18 14:10 | 41.9 | ↑1.8 | |
| 5/18 14:20 | 43.6 | ↑1.7 | |
| 5/18 14:30 | 45.2 | ↑1.6 | |
| 5/18 14:40 | 46.8 | ↑1.6 | |
| 5/18 14:50 | 48.2 | ↑1.4 | |
| 5/18 15:00 | 49.5 | ↑1.3 | |
| 5/18 15:10 | 50.6 | ↑1.1 | |
| 5/18 15:20 | 51.7 | ↑1.1 | |
| 5/18 15:30 | 52.6 | ↑0.9 | |
| 5/18 15:40 | 53.4 | ↑0.8 | |
| 5/18 15:50 | 54.1 | ↑0.7 | |
| 5/18 16:00 | 54.6 | ↑0.5 | |
| 5/18 16:10 | 55.0 | ↑0.4 | |
| 5/18 16:20 | 55.3 | ↑0.3 | |
| 5/18 16:30 | 55.5 | ↑0.2 | |
| 5/18 16:40 | 55.6 | ↑0.1 | 満潮 |
| 5/18 16:50 | 55.6 | 0 | |
| 5/18 17:00 | 55.5 | ↓-0.1 | |
| 5/18 17:10 | 55.3 | ↓-0.2 | |
| 5/18 17:20 | 55.0 | ↓-0.3 | |
| 5/18 17:30 | 54.7 | ↓-0.3 | |
| 5/18 17:40 | 54.4 | ↓-0.3 | |
| 5/18 17:50 | 54.0 | ↓-0.4 | |
| 5/18 18:00 | 53.5 | ↓-0.5 | |
| 5/18 18:10 | 53.1 | ↓-0.4 | |
| 5/18 18:20 | 52.6 | ↓-0.5 | |
| 5/18 18:30 | 52.2 | ↓-0.4 | |
| 5/18 18:40 | 51.8 | ↓-0.4 | |
| 5/18 18:50 | 51.4 | ↓-0.4 | |
| 5/18 19:00 | 51.1 | ↓-0.3 | |
| 5/18 19:10 | 50.8 | ↓-0.3 | |
| 5/18 19:20 | 50.6 | ↓-0.2 | |
| 5/18 19:30 | 50.5 | ↓-0.1 | 干潮 |
| 5/18 19:40 | 50.5 | 0 | |
| 5/18 19:50 | 50.5 | 0 | |
| 5/18 20:00 | 50.7 | ↑0.2 | |
| 5/18 20:10 | 51.0 | ↑0.3 | |
| 5/18 20:20 | 51.4 | ↑0.4 | |
| 5/18 20:30 | 51.9 | ↑0.5 | |
| 5/18 20:40 | 52.6 | ↑0.7 | |
| 5/18 20:50 | 53.4 | ↑0.8 | |
| 5/18 21:00 | 54.4 | ↑1.0 | |
| 5/18 21:10 | 55.5 | ↑1.1 | |
| 5/18 21:20 | 56.7 | ↑1.2 | |
| 5/18 21:30 | 58.0 | ↑1.3 | |
| 5/18 21:40 | 59.5 | ↑1.5 | |
| 5/18 21:50 | 61.1 | ↑1.6 | |
| 5/18 22:00 | 62.9 | ↑1.8 | |
| 5/18 22:10 | 64.8 | ↑1.9 | |
| 5/18 22:20 | 66.7 | ↑1.9 | |
| 5/18 22:30 | 68.8 | ↑2.1 | |
| 5/18 22:40 | 71.0 | ↑2.2 | |
| 5/18 22:50 | 73.2 | ↑2.2 | |
| 5/18 23:00 | 75.5 | ↑2.3 | |
| 5/18 23:10 | 77.9 | ↑2.4 | |
| 5/18 23:20 | 80.3 | ↑2.4 | |
| 5/18 23:30 | 82.8 | ↑2.5 | |
| 5/18 23:40 | 85.2 | ↑2.4 | |
| 5/18 23:50 | 87.7 | ↑2.5 |