| 満潮 | 干潮 | 満潮 | 干潮 |
|
20
(土) |
10:09 | 04:15 | 23:13 | 16:34 |
| 68cm | 50cm | 74cm | 43cm | |
|
||||
コイセボイ（北海道）2051年05月20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 |
|---|---|---|---|
| 5/20 00:00 | 63.2 | ↓-0.5 | |
| 5/20 00:10 | 62.6 | ↓-0.6 | |
| 5/20 00:20 | 62.0 | ↓-0.6 | |
| 5/20 00:30 | 61.3 | ↓-0.7 | |
| 5/20 00:40 | 60.6 | ↓-0.7 | |
| 5/20 00:50 | 59.9 | ↓-0.7 | |
| 5/20 01:00 | 59.1 | ↓-0.8 | |
| 5/20 01:10 | 58.4 | ↓-0.7 | |
| 5/20 01:20 | 57.6 | ↓-0.8 | |
| 5/20 01:30 | 56.9 | ↓-0.7 | |
| 5/20 01:40 | 56.2 | ↓-0.7 | |
| 5/20 01:50 | 55.4 | ↓-0.8 | |
| 5/20 02:00 | 54.7 | ↓-0.7 | |
| 5/20 02:10 | 54.0 | ↓-0.7 | |
| 5/20 02:20 | 53.4 | ↓-0.6 | |
| 5/20 02:30 | 52.8 | ↓-0.6 | |
| 5/20 02:40 | 52.2 | ↓-0.6 | |
| 5/20 02:50 | 51.6 | ↓-0.6 | |
| 5/20 03:00 | 51.2 | ↓-0.4 | |
| 5/20 03:10 | 50.7 | ↓-0.5 | |
| 5/20 03:20 | 50.3 | ↓-0.4 | |
| 5/20 03:30 | 50.0 | ↓-0.3 | |
| 5/20 03:40 | 49.8 | ↓-0.2 | |
| 5/20 03:50 | 49.6 | ↓-0.2 | |
| 5/20 04:00 | 49.5 | ↓-0.1 | |
| 5/20 04:10 | 49.4 | ↓-0.1 | 干潮 |
| 5/20 04:20 | 49.4 | 0 | |
| 5/20 04:30 | 49.5 | ↑0.1 | |
| 5/20 04:40 | 49.6 | ↑0.1 | |
| 5/20 04:50 | 49.8 | ↑0.2 | |
| 5/20 05:00 | 50.1 | ↑0.3 | |
| 5/20 05:10 | 50.4 | ↑0.3 | |
| 5/20 05:20 | 50.8 | ↑0.4 | |
| 5/20 05:30 | 51.3 | ↑0.5 | |
| 5/20 05:40 | 51.8 | ↑0.5 | |
| 5/20 05:50 | 52.4 | ↑0.6 | |
| 5/20 06:00 | 53.0 | ↑0.6 | |
| 5/20 06:10 | 53.6 | ↑0.6 | |
| 5/20 06:20 | 54.3 | ↑0.7 | |
| 5/20 06:30 | 55.0 | ↑0.7 | |
| 5/20 06:40 | 55.7 | ↑0.7 | |
| 5/20 06:50 | 56.5 | ↑0.8 | |
| 5/20 07:00 | 57.3 | ↑0.8 | |
| 5/20 07:10 | 58.1 | ↑0.8 | |
| 5/20 07:20 | 58.9 | ↑0.8 | |
| 5/20 07:30 | 59.6 | ↑0.7 | |
| 5/20 07:40 | 60.4 | ↑0.8 | |
| 5/20 07:50 | 61.2 | ↑0.8 | |
| 5/20 08:00 | 61.9 | ↑0.7 | |
| 5/20 08:10 | 62.6 | ↑0.7 | |
| 5/20 08:20 | 63.3 | ↑0.7 | |
| 5/20 08:30 | 63.9 | ↑0.6 | |
| 5/20 08:40 | 64.5 | ↑0.6 | |
| 5/20 08:50 | 65.1 | ↑0.6 | |
| 5/20 09:00 | 65.6 | ↑0.5 | |
| 5/20 09:10 | 66.0 | ↑0.4 | |
| 5/20 09:20 | 66.4 | ↑0.4 | |
| 5/20 09:30 | 66.7 | ↑0.3 | |
| 5/20 09:40 | 66.9 | ↑0.2 | |
| 5/20 09:50 | 67.1 | ↑0.2 | |
| 5/20 10:00 | 67.2 | ↑0.1 | 満潮 |
| 5/20 10:10 | 67.2 | 0 | |
| 5/20 10:20 | 67.1 | ↓-0.1 | |
| 5/20 10:30 | 67.0 | ↓-0.1 | |
| 5/20 10:40 | 66.8 | ↓-0.2 | |
| 5/20 10:50 | 66.5 | ↓-0.3 | |
| 5/20 11:00 | 66.2 | ↓-0.3 | |
| 5/20 11:10 | 65.7 | ↓-0.5 | |
| 5/20 11:20 | 65.2 | ↓-0.5 | |
| 5/20 11:30 | 64.7 | ↓-0.5 | |
| 5/20 11:40 | 64.0 | ↓-0.7 | |
| 5/20 11:50 | 63.3 | ↓-0.7 | |
| 5/20 12:00 | 62.6 | ↓-0.7 | |
| 5/20 12:10 | 61.8 | ↓-0.8 | |
| 5/20 12:20 | 60.9 | ↓-0.9 | |
| 5/20 12:30 | 60.0 | ↓-0.9 | |
| 5/20 12:40 | 59.1 | ↓-0.9 | |
| 5/20 12:50 | 58.1 | ↓-1.0 | |
| 5/20 13:00 | 57.1 | ↓-1.0 | |
| 5/20 13:10 | 56.1 | ↓-1.0 | |
| 5/20 13:20 | 55.1 | ↓-1.0 | |
| 5/20 13:30 | 54.0 | ↓-1.1 | |
| 5/20 13:40 | 53.0 | ↓-1.0 | |
| 5/20 13:50 | 52.0 | ↓-1.0 | |
| 5/20 14:00 | 51.0 | ↓-1.0 | |
| 5/20 14:10 | 50.0 | ↓-1.0 | |
| 5/20 14:20 | 49.1 | ↓-0.9 | |
| 5/20 14:30 | 48.2 | ↓-0.9 | |
| 5/20 14:40 | 47.3 | ↓-0.9 | |
| 5/20 14:50 | 46.5 | ↓-0.8 | |
| 5/20 15:00 | 45.7 | ↓-0.8 | |
| 5/20 15:10 | 45.0 | ↓-0.7 | |
| 5/20 15:20 | 44.4 | ↓-0.6 | |
| 5/20 15:30 | 43.8 | ↓-0.6 | |
| 5/20 15:40 | 43.3 | ↓-0.5 | |
| 5/20 15:50 | 42.9 | ↓-0.4 | |
| 5/20 16:00 | 42.5 | ↓-0.4 | |
| 5/20 16:10 | 42.3 | ↓-0.2 | |
| 5/20 16:20 | 42.1 | ↓-0.2 | |
| 5/20 16:30 | 42.1 | 0 | 干潮 |
| 5/20 16:40 | 42.1 | 0 | |
| 5/20 16:50 | 42.2 | ↑0.1 | |
| 5/20 17:00 | 42.4 | ↑0.2 | |
| 5/20 17:10 | 42.7 | ↑0.3 | |
| 5/20 17:20 | 43.1 | ↑0.4 | |
| 5/20 17:30 | 43.6 | ↑0.5 | |
| 5/20 17:40 | 44.1 | ↑0.5 | |
| 5/20 17:50 | 44.8 | ↑0.7 | |
| 5/20 18:00 | 45.5 | ↑0.7 | |
| 5/20 18:10 | 46.3 | ↑0.8 | |
| 5/20 18:20 | 47.2 | ↑0.9 | |
| 5/20 18:30 | 48.1 | ↑0.9 | |
| 5/20 18:40 | 49.1 | ↑1.0 | |
| 5/20 18:50 | 50.2 | ↑1.1 | |
| 5/20 19:00 | 51.3 | ↑1.1 | |
| 5/20 19:10 | 52.4 | ↑1.1 | |
| 5/20 19:20 | 53.6 | ↑1.2 | |
| 5/20 19:30 | 54.8 | ↑1.2 | |
| 5/20 19:40 | 56.0 | ↑1.2 | |
| 5/20 19:50 | 57.2 | ↑1.2 | |
| 5/20 20:00 | 58.5 | ↑1.3 | 最大潮位差 |
| 5/20 20:10 | 59.7 | ↑1.2 | |
| 5/20 20:20 | 61.0 | ↑1.3 | 最大潮位差 |
| 5/20 20:30 | 62.2 | ↑1.2 | |
| 5/20 20:40 | 63.4 | ↑1.2 | |
| 5/20 20:50 | 64.5 | ↑1.1 | |
| 5/20 21:00 | 65.6 | ↑1.1 | |
| 5/20 21:10 | 66.7 | ↑1.1 | |
| 5/20 21:20 | 67.7 | ↑1.0 | |
| 5/20 21:30 | 68.6 | ↑0.9 | |
| 5/20 21:40 | 69.5 | ↑0.9 | |
| 5/20 21:50 | 70.3 | ↑0.8 | |
| 5/20 22:00 | 71.0 | ↑0.7 | |
| 5/20 22:10 | 71.7 | ↑0.7 | |
| 5/20 22:20 | 72.2 | ↑0.5 | |
| 5/20 22:30 | 72.7 | ↑0.5 | |
| 5/20 22:40 | 73.1 | ↑0.4 | |
| 5/20 22:50 | 73.3 | ↑0.2 | |
| 5/20 23:00 | 73.5 | ↑0.2 | |
| 5/20 23:10 | 73.6 | ↑0.1 | 満潮 |
| 5/20 23:20 | 73.5 | ↓-0.1 | |
| 5/20 23:30 | 73.4 | ↓-0.1 | |
| 5/20 23:40 | 73.2 | ↓-0.2 | |
| 5/20 23:50 | 72.9 | ↓-0.3 |