| 満潮 | 干潮 | 満潮 | 干潮 |
|
18
(月) |
05:02 | 13:08 | 19:47 | 22:04 |
| 108cm | 16cm | 50cm | 48cm | |
|
||||
コイセボイ（北海道）2048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 | 59.1 | ↑1.6 | |
| 5/18 00:10 | 60.8 | ↑1.7 | |
| 5/18 00:20 | 62.5 | ↑1.7 | |
| 5/18 00:30 | 64.4 | ↑1.9 | |
| 5/18 00:40 | 66.3 | ↑1.9 | |
| 5/18 00:50 | 68.3 | ↑2.0 | |
| 5/18 01:00 | 70.3 | ↑2.0 | |
| 5/18 01:10 | 72.4 | ↑2.1 | |
| 5/18 01:20 | 74.5 | ↑2.1 | |
| 5/18 01:30 | 76.7 | ↑2.2 | |
| 5/18 01:40 | 78.9 | ↑2.2 | |
| 5/18 01:50 | 81.0 | ↑2.1 | |
| 5/18 02:00 | 83.2 | ↑2.2 | |
| 5/18 02:10 | 85.4 | ↑2.2 | |
| 5/18 02:20 | 87.5 | ↑2.1 | |
| 5/18 02:30 | 89.6 | ↑2.1 | |
| 5/18 02:40 | 91.6 | ↑2.0 | |
| 5/18 02:50 | 93.5 | ↑1.9 | |
| 5/18 03:00 | 95.4 | ↑1.9 | |
| 5/18 03:10 | 97.2 | ↑1.8 | |
| 5/18 03:20 | 98.9 | ↑1.7 | |
| 5/18 03:30 | 100.4 | ↑1.5 | |
| 5/18 03:40 | 101.9 | ↑1.5 | |
| 5/18 03:50 | 103.1 | ↑1.2 | |
| 5/18 04:00 | 104.3 | ↑1.2 | |
| 5/18 04:10 | 105.3 | ↑1.0 | |
| 5/18 04:20 | 106.1 | ↑0.8 | |
| 5/18 04:30 | 106.8 | ↑0.7 | |
| 5/18 04:40 | 107.2 | ↑0.4 | |
| 5/18 04:50 | 107.5 | ↑0.3 | |
| 5/18 05:00 | 107.6 | ↑0.1 | 満潮 |
| 5/18 05:10 | 107.5 | ↓-0.1 | |
| 5/18 05:20 | 107.3 | ↓-0.2 | |
| 5/18 05:30 | 106.8 | ↓-0.5 | |
| 5/18 05:40 | 106.1 | ↓-0.7 | |
| 5/18 05:50 | 105.3 | ↓-0.8 | |
| 5/18 06:00 | 104.2 | ↓-1.1 | |
| 5/18 06:10 | 103.0 | ↓-1.2 | |
| 5/18 06:20 | 101.6 | ↓-1.4 | |
| 5/18 06:30 | 100.0 | ↓-1.6 | |
| 5/18 06:40 | 98.2 | ↓-1.8 | |
| 5/18 06:50 | 96.3 | ↓-1.9 | |
| 5/18 07:00 | 94.2 | ↓-2.1 | |
| 5/18 07:10 | 92.0 | ↓-2.2 | |
| 5/18 07:20 | 89.6 | ↓-2.4 | |
| 5/18 07:30 | 87.2 | ↓-2.4 | |
| 5/18 07:40 | 84.6 | ↓-2.6 | |
| 5/18 07:50 | 81.8 | ↓-2.8 | |
| 5/18 08:00 | 79.1 | ↓-2.7 | |
| 5/18 08:10 | 76.2 | ↓-2.9 | |
| 5/18 08:20 | 73.2 | ↓-3.0 | |
| 5/18 08:30 | 70.3 | ↓-2.9 | |
| 5/18 08:40 | 67.2 | ↓-3.1 | 最大潮位差 |
| 5/18 08:50 | 64.2 | ↓-3.0 | |
| 5/18 09:00 | 61.2 | ↓-3.0 | |
| 5/18 09:10 | 58.1 | ↓-3.1 | 最大潮位差 |
| 5/18 09:20 | 55.1 | ↓-3.0 | |
| 5/18 09:30 | 52.1 | ↓-3.0 | |
| 5/18 09:40 | 49.2 | ↓-2.9 | |
| 5/18 09:50 | 46.3 | ↓-2.9 | |
| 5/18 10:00 | 43.5 | ↓-2.8 | |
| 5/18 10:10 | 40.8 | ↓-2.7 | |
| 5/18 10:20 | 38.2 | ↓-2.6 | |
| 5/18 10:30 | 35.7 | ↓-2.5 | |
| 5/18 10:40 | 33.3 | ↓-2.4 | |
| 5/18 10:50 | 31.0 | ↓-2.3 | |
| 5/18 11:00 | 28.9 | ↓-2.1 | |
| 5/18 11:10 | 26.9 | ↓-2.0 | |
| 5/18 11:20 | 25.1 | ↓-1.8 | |
| 5/18 11:30 | 23.4 | ↓-1.7 | |
| 5/18 11:40 | 21.9 | ↓-1.5 | |
| 5/18 11:50 | 20.6 | ↓-1.3 | |
| 5/18 12:00 | 19.4 | ↓-1.2 | |
| 5/18 12:10 | 18.4 | ↓-1.0 | |
| 5/18 12:20 | 17.5 | ↓-0.9 | |
| 5/18 12:30 | 16.8 | ↓-0.7 | |
| 5/18 12:40 | 16.3 | ↓-0.5 | |
| 5/18 12:50 | 16.0 | ↓-0.3 | |
| 5/18 13:00 | 15.8 | ↓-0.2 | 干潮 |
| 5/18 13:10 | 15.8 | 0 | |
| 5/18 13:20 | 15.9 | ↑0.1 | |
| 5/18 13:30 | 16.2 | ↑0.3 | |
| 5/18 13:40 | 16.6 | ↑0.4 | |
| 5/18 13:50 | 17.1 | ↑0.5 | |
| 5/18 14:00 | 17.8 | ↑0.7 | |
| 5/18 14:10 | 18.6 | ↑0.8 | |
| 5/18 14:20 | 19.4 | ↑0.8 | |
| 5/18 14:30 | 20.4 | ↑1.0 | |
| 5/18 14:40 | 21.5 | ↑1.1 | |
| 5/18 14:50 | 22.6 | ↑1.1 | |
| 5/18 15:00 | 23.9 | ↑1.3 | |
| 5/18 15:10 | 25.1 | ↑1.2 | |
| 5/18 15:20 | 26.4 | ↑1.3 | |
| 5/18 15:30 | 27.8 | ↑1.4 | |
| 5/18 15:40 | 29.2 | ↑1.4 | |
| 5/18 15:50 | 30.5 | ↑1.3 | |
| 5/18 16:00 | 31.9 | ↑1.4 | |
| 5/18 16:10 | 33.3 | ↑1.4 | |
| 5/18 16:20 | 34.7 | ↑1.4 | |
| 5/18 16:30 | 36.0 | ↑1.3 | |
| 5/18 16:40 | 37.3 | ↑1.3 | |
| 5/18 16:50 | 38.6 | ↑1.3 | |
| 5/18 17:00 | 39.8 | ↑1.2 | |
| 5/18 17:10 | 40.9 | ↑1.1 | |
| 5/18 17:20 | 42.0 | ↑1.1 | |
| 5/18 17:30 | 43.1 | ↑1.1 | |
| 5/18 17:40 | 44.0 | ↑0.9 | |
| 5/18 17:50 | 44.9 | ↑0.9 | |
| 5/18 18:00 | 45.7 | ↑0.8 | |
| 5/18 18:10 | 46.4 | ↑0.7 | |
| 5/18 18:20 | 47.1 | ↑0.7 | |
| 5/18 18:30 | 47.6 | ↑0.5 | |
| 5/18 18:40 | 48.1 | ↑0.5 | |
| 5/18 18:50 | 48.5 | ↑0.4 | |
| 5/18 19:00 | 48.9 | ↑0.4 | |
| 5/18 19:10 | 49.1 | ↑0.2 | |
| 5/18 19:20 | 49.3 | ↑0.2 | |
| 5/18 19:30 | 49.4 | ↑0.1 | |
| 5/18 19:40 | 49.5 | ↑0.1 | 満潮 |
| 5/18 19:50 | 49.5 | 0 | |
| 5/18 20:00 | 49.4 | ↓-0.1 | |
| 5/18 20:10 | 49.4 | 0 | |
| 5/18 20:20 | 49.2 | ↓-0.2 | |
| 5/18 20:30 | 49.1 | ↓-0.1 | |
| 5/18 20:40 | 48.9 | ↓-0.2 | |
| 5/18 20:50 | 48.7 | ↓-0.2 | |
| 5/18 21:00 | 48.5 | ↓-0.2 | |
| 5/18 21:10 | 48.4 | ↓-0.1 | |
| 5/18 21:20 | 48.2 | ↓-0.2 | |
| 5/18 21:30 | 48.0 | ↓-0.2 | |
| 5/18 21:40 | 47.9 | ↓-0.1 | |
| 5/18 21:50 | 47.8 | ↓-0.1 | |
| 5/18 22:00 | 47.8 | 0 | 干潮 |
| 5/18 22:10 | 47.8 | 0 | |
| 5/18 22:20 | 47.9 | ↑0.1 | |
| 5/18 22:30 | 48.0 | ↑0.1 | |
| 5/18 22:40 | 48.2 | ↑0.2 | |
| 5/18 22:50 | 48.5 | ↑0.3 | |
| 5/18 23:00 | 48.8 | ↑0.3 | |
| 5/18 23:10 | 49.3 | ↑0.5 | |
| 5/18 23:20 | 49.8 | ↑0.5 | |
| 5/18 23:30 | 50.5 | ↑0.7 | |
| 5/18 23:40 | 51.2 | ↑0.7 | |
| 5/18 23:50 | 52.0 | ↑0.8 |