| 満潮 | 干潮 | 満潮 | 干潮 |
|
21
(木) |
07:56 | 01:09 | 21:59 | 15:23 |
| 78cm | 53cm | 65cm | 38cm | |
|
||||
コイセボイ（北海道）2048年05月21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 |
|---|---|---|---|
| 5/21 00:00 | 53.1 | ↓-0.3 | |
| 5/21 00:10 | 52.8 | ↓-0.3 | |
| 5/21 00:20 | 52.6 | ↓-0.2 | |
| 5/21 00:30 | 52.4 | ↓-0.2 | |
| 5/21 00:40 | 52.2 | ↓-0.2 | |
| 5/21 00:50 | 52.1 | ↓-0.1 | |
| 5/21 01:00 | 52.0 | ↓-0.1 | 干潮 |
| 5/21 01:10 | 52.0 | 0 | |
| 5/21 01:20 | 52.1 | ↑0.1 | |
| 5/21 01:30 | 52.2 | ↑0.1 | |
| 5/21 01:40 | 52.3 | ↑0.1 | |
| 5/21 01:50 | 52.6 | ↑0.3 | |
| 5/21 02:00 | 52.8 | ↑0.2 | |
| 5/21 02:10 | 53.2 | ↑0.4 | |
| 5/21 02:20 | 53.6 | ↑0.4 | |
| 5/21 02:30 | 54.1 | ↑0.5 | |
| 5/21 02:40 | 54.6 | ↑0.5 | |
| 5/21 02:50 | 55.2 | ↑0.6 | |
| 5/21 03:00 | 55.9 | ↑0.7 | |
| 5/21 03:10 | 56.6 | ↑0.7 | |
| 5/21 03:20 | 57.3 | ↑0.7 | |
| 5/21 03:30 | 58.2 | ↑0.9 | |
| 5/21 03:40 | 59.0 | ↑0.8 | |
| 5/21 03:50 | 59.9 | ↑0.9 | |
| 5/21 04:00 | 60.8 | ↑0.9 | |
| 5/21 04:10 | 61.8 | ↑1.0 | |
| 5/21 04:20 | 62.8 | ↑1.0 | |
| 5/21 04:30 | 63.8 | ↑1.0 | |
| 5/21 04:40 | 64.8 | ↑1.0 | |
| 5/21 04:50 | 65.8 | ↑1.0 | |
| 5/21 05:00 | 66.8 | ↑1.0 | |
| 5/21 05:10 | 67.8 | ↑1.0 | |
| 5/21 05:20 | 68.8 | ↑1.0 | |
| 5/21 05:30 | 69.8 | ↑1.0 | |
| 5/21 05:40 | 70.7 | ↑0.9 | |
| 5/21 05:50 | 71.6 | ↑0.9 | |
| 5/21 06:00 | 72.5 | ↑0.9 | |
| 5/21 06:10 | 73.3 | ↑0.8 | |
| 5/21 06:20 | 74.1 | ↑0.8 | |
| 5/21 06:30 | 74.8 | ↑0.7 | |
| 5/21 06:40 | 75.5 | ↑0.7 | |
| 5/21 06:50 | 76.0 | ↑0.5 | |
| 5/21 07:00 | 76.6 | ↑0.6 | |
| 5/21 07:10 | 77.0 | ↑0.4 | |
| 5/21 07:20 | 77.3 | ↑0.3 | |
| 5/21 07:30 | 77.6 | ↑0.3 | |
| 5/21 07:40 | 77.8 | ↑0.2 | |
| 5/21 07:50 | 77.9 | ↑0.1 | 満潮 |
| 5/21 08:00 | 77.9 | 0 | |
| 5/21 08:10 | 77.8 | ↓-0.1 | |
| 5/21 08:20 | 77.6 | ↓-0.2 | |
| 5/21 08:30 | 77.3 | ↓-0.3 | |
| 5/21 08:40 | 76.9 | ↓-0.4 | |
| 5/21 08:50 | 76.4 | ↓-0.5 | |
| 5/21 09:00 | 75.9 | ↓-0.5 | |
| 5/21 09:10 | 75.2 | ↓-0.7 | |
| 5/21 09:20 | 74.5 | ↓-0.7 | |
| 5/21 09:30 | 73.6 | ↓-0.9 | |
| 5/21 09:40 | 72.7 | ↓-0.9 | |
| 5/21 09:50 | 71.8 | ↓-0.9 | |
| 5/21 10:00 | 70.7 | ↓-1.1 | |
| 5/21 10:10 | 69.6 | ↓-1.1 | |
| 5/21 10:20 | 68.4 | ↓-1.2 | |
| 5/21 10:30 | 67.1 | ↓-1.3 | |
| 5/21 10:40 | 65.9 | ↓-1.2 | |
| 5/21 10:50 | 64.5 | ↓-1.4 | |
| 5/21 11:00 | 63.2 | ↓-1.3 | |
| 5/21 11:10 | 61.8 | ↓-1.4 | |
| 5/21 11:20 | 60.3 | ↓-1.5 | 最大潮位差 |
| 5/21 11:30 | 58.9 | ↓-1.4 | |
| 5/21 11:40 | 57.5 | ↓-1.4 | |
| 5/21 11:50 | 56.0 | ↓-1.5 | 最大潮位差 |
| 5/21 12:00 | 54.6 | ↓-1.4 | |
| 5/21 12:10 | 53.2 | ↓-1.4 | |
| 5/21 12:20 | 51.8 | ↓-1.4 | |
| 5/21 12:30 | 50.4 | ↓-1.4 | |
| 5/21 12:40 | 49.1 | ↓-1.3 | |
| 5/21 12:50 | 47.8 | ↓-1.3 | |
| 5/21 13:00 | 46.6 | ↓-1.2 | |
| 5/21 13:10 | 45.4 | ↓-1.2 | |
| 5/21 13:20 | 44.3 | ↓-1.1 | |
| 5/21 13:30 | 43.3 | ↓-1.0 | |
| 5/21 13:40 | 42.3 | ↓-1.0 | |
| 5/21 13:50 | 41.4 | ↓-0.9 | |
| 5/21 14:00 | 40.6 | ↓-0.8 | |
| 5/21 14:10 | 39.9 | ↓-0.7 | |
| 5/21 14:20 | 39.2 | ↓-0.7 | |
| 5/21 14:30 | 38.7 | ↓-0.5 | |
| 5/21 14:40 | 38.2 | ↓-0.5 | |
| 5/21 14:50 | 37.9 | ↓-0.3 | |
| 5/21 15:00 | 37.6 | ↓-0.3 | |
| 5/21 15:10 | 37.5 | ↓-0.1 | |
| 5/21 15:20 | 37.4 | ↓-0.1 | 干潮 |
| 5/21 15:30 | 37.4 | 0 | |
| 5/21 15:40 | 37.6 | ↑0.2 | |
| 5/21 15:50 | 37.8 | ↑0.2 | |
| 5/21 16:00 | 38.1 | ↑0.3 | |
| 5/21 16:10 | 38.5 | ↑0.4 | |
| 5/21 16:20 | 39.0 | ↑0.5 | |
| 5/21 16:30 | 39.5 | ↑0.5 | |
| 5/21 16:40 | 40.2 | ↑0.7 | |
| 5/21 16:50 | 40.9 | ↑0.7 | |
| 5/21 17:00 | 41.6 | ↑0.7 | |
| 5/21 17:10 | 42.5 | ↑0.9 | |
| 5/21 17:20 | 43.3 | ↑0.8 | |
| 5/21 17:30 | 44.3 | ↑1.0 | |
| 5/21 17:40 | 45.2 | ↑0.9 | |
| 5/21 17:50 | 46.2 | ↑1.0 | |
| 5/21 18:00 | 47.3 | ↑1.1 | |
| 5/21 18:10 | 48.3 | ↑1.0 | |
| 5/21 18:20 | 49.4 | ↑1.1 | |
| 5/21 18:30 | 50.5 | ↑1.1 | |
| 5/21 18:40 | 51.5 | ↑1.0 | |
| 5/21 18:50 | 52.6 | ↑1.1 | |
| 5/21 19:00 | 53.6 | ↑1.0 | |
| 5/21 19:10 | 54.7 | ↑1.1 | |
| 5/21 19:20 | 55.7 | ↑1.0 | |
| 5/21 19:30 | 56.7 | ↑1.0 | |
| 5/21 19:40 | 57.6 | ↑0.9 | |
| 5/21 19:50 | 58.5 | ↑0.9 | |
| 5/21 20:00 | 59.3 | ↑0.8 | |
| 5/21 20:10 | 60.1 | ↑0.8 | |
| 5/21 20:20 | 60.8 | ↑0.7 | |
| 5/21 20:30 | 61.5 | ↑0.7 | |
| 5/21 20:40 | 62.1 | ↑0.6 | |
| 5/21 20:50 | 62.6 | ↑0.5 | |
| 5/21 21:00 | 63.1 | ↑0.5 | |
| 5/21 21:10 | 63.5 | ↑0.4 | |
| 5/21 21:20 | 63.8 | ↑0.3 | |
| 5/21 21:30 | 64.1 | ↑0.3 | |
| 5/21 21:40 | 64.2 | ↑0.1 | |
| 5/21 21:50 | 64.3 | ↑0.1 | 満潮 |
| 5/21 22:00 | 64.4 | ↑0.1 | |
| 5/21 22:10 | 64.3 | ↓-0.1 | |
| 5/21 22:20 | 64.2 | ↓-0.1 | |
| 5/21 22:30 | 64.0 | ↓-0.2 | |
| 5/21 22:40 | 63.8 | ↓-0.2 | |
| 5/21 22:50 | 63.4 | ↓-0.4 | |
| 5/21 23:00 | 63.1 | ↓-0.3 | |
| 5/21 23:10 | 62.6 | ↓-0.5 | |
| 5/21 23:20 | 62.1 | ↓-0.5 | |
| 5/21 23:30 | 61.6 | ↓-0.5 | |
| 5/21 23:40 | 61.1 | ↓-0.5 | |
| 5/21 23:50 | 60.4 | ↓-0.7 |