| 満潮 | 干潮 | 満潮 | 干潮 |
|
4
(木) |
12:50 | 05:54 | - | 19:02 |
| 13cm | -1cm | - | 5cm | |
|
||||
留萌（北海道）2028年05月4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 |
|---|---|---|---|
| 5/4 00:00 | 10.8 | ↓-0.3 | |
| 5/4 00:10 | 10.5 | ↓-0.3 | |
| 5/4 00:20 | 10.2 | ↓-0.3 | |
| 5/4 00:30 | 9.8 | ↓-0.4 | |
| 5/4 00:40 | 9.5 | ↓-0.3 | |
| 5/4 00:50 | 9.1 | ↓-0.4 | |
| 5/4 01:00 | 8.7 | ↓-0.4 | |
| 5/4 01:10 | 8.3 | ↓-0.4 | |
| 5/4 01:20 | 7.8 | ↓-0.5 | 最大潮位差 |
| 5/4 01:30 | 7.4 | ↓-0.4 | |
| 5/4 01:40 | 7.0 | ↓-0.4 | |
| 5/4 01:50 | 6.5 | ↓-0.5 | 最大潮位差 |
| 5/4 02:00 | 6.1 | ↓-0.4 | |
| 5/4 02:10 | 5.6 | ↓-0.5 | 最大潮位差 |
| 5/4 02:20 | 5.2 | ↓-0.4 | |
| 5/4 02:30 | 4.8 | ↓-0.4 | |
| 5/4 02:40 | 4.3 | ↓-0.5 | 最大潮位差 |
| 5/4 02:50 | 3.9 | ↓-0.4 | |
| 5/4 03:00 | 3.5 | ↓-0.4 | |
| 5/4 03:10 | 3.1 | ↓-0.4 | |
| 5/4 03:20 | 2.7 | ↓-0.4 | |
| 5/4 03:30 | 2.3 | ↓-0.4 | |
| 5/4 03:40 | 1.9 | ↓-0.4 | |
| 5/4 03:50 | 1.5 | ↓-0.4 | |
| 5/4 04:00 | 1.2 | ↓-0.3 | |
| 5/4 04:10 | 0.8 | ↓-0.4 | |
| 5/4 04:20 | 0.5 | ↓-0.3 | |
| 5/4 04:30 | 0.2 | ↓-0.3 | |
| 5/4 04:40 | 0.0 | ↓-0.2 | |
| 5/4 04:50 | -0.3 | 0 | |
| 5/4 05:00 | -0.5 | ↓-0.2 | |
| 5/4 05:10 | -0.7 | ↓-0.2 | |
| 5/4 05:20 | -0.8 | ↓-0.1 | |
| 5/4 05:30 | -0.9 | ↓-0.1 | |
| 5/4 05:40 | -1.0 | ↓-0.1 | |
| 5/4 05:50 | -1.0 | 0 | 干潮 |
| 5/4 06:00 | -1.0 | 0 | |
| 5/4 06:10 | -1.0 | 0 | |
| 5/4 06:20 | -0.9 | ↑0.1 | |
| 5/4 06:30 | -0.7 | ↑0.2 | |
| 5/4 06:40 | -0.6 | ↑0.1 | |
| 5/4 06:50 | -0.4 | ↑0.2 | |
| 5/4 07:00 | -0.1 | ↑0.3 | |
| 5/4 07:10 | 0.1 | ↑0.2 | |
| 5/4 07:20 | 0.4 | ↑0.3 | |
| 5/4 07:30 | 0.7 | ↑0.3 | |
| 5/4 07:40 | 1.1 | ↑0.4 | |
| 5/4 07:50 | 1.5 | ↑0.4 | |
| 5/4 08:00 | 1.9 | ↑0.4 | |
| 5/4 08:10 | 2.3 | ↑0.4 | |
| 5/4 08:20 | 2.7 | ↑0.4 | |
| 5/4 08:30 | 3.1 | ↑0.4 | |
| 5/4 08:40 | 3.6 | ↑0.5 | 最大潮位差 |
| 5/4 08:50 | 4.1 | ↑0.5 | 最大潮位差 |
| 5/4 09:00 | 4.6 | ↑0.5 | 最大潮位差 |
| 5/4 09:10 | 5.1 | ↑0.5 | 最大潮位差 |
| 5/4 09:20 | 5.6 | ↑0.5 | 最大潮位差 |
| 5/4 09:30 | 6.1 | ↑0.5 | 最大潮位差 |
| 5/4 09:40 | 6.6 | ↑0.5 | 最大潮位差 |
| 5/4 09:50 | 7.1 | ↑0.5 | 最大潮位差 |
| 5/4 10:00 | 7.6 | ↑0.5 | 最大潮位差 |
| 5/4 10:10 | 8.0 | ↑0.4 | |
| 5/4 10:20 | 8.5 | ↑0.5 | 最大潮位差 |
| 5/4 10:30 | 9.0 | ↑0.5 | 最大潮位差 |
| 5/4 10:40 | 9.4 | ↑0.4 | |
| 5/4 10:50 | 9.8 | ↑0.4 | |
| 5/4 11:00 | 10.2 | ↑0.4 | |
| 5/4 11:10 | 10.6 | ↑0.4 | |
| 5/4 11:20 | 10.9 | ↑0.3 | |
| 5/4 11:30 | 11.2 | ↑0.3 | |
| 5/4 11:40 | 11.5 | ↑0.3 | |
| 5/4 11:50 | 11.7 | ↑0.2 | |
| 5/4 12:00 | 11.9 | ↑0.2 | |
| 5/4 12:10 | 12.0 | ↑0.1 | |
| 5/4 12:20 | 12.1 | ↑0.1 | |
| 5/4 12:30 | 12.2 | ↑0.1 | |
| 5/4 12:40 | 12.3 | ↑0.1 | 満潮 |
| 5/4 12:50 | 12.3 | 0 | 満潮 |
| 5/4 13:00 | 12.3 | 0 | |
| 5/4 13:10 | 12.2 | ↓-0.1 | |
| 5/4 13:20 | 12.1 | ↓-0.1 | |
| 5/4 13:30 | 12.0 | ↓-0.1 | |
| 5/4 13:40 | 11.9 | ↓-0.1 | |
| 5/4 13:50 | 11.8 | ↓-0.1 | |
| 5/4 14:00 | 11.6 | ↓-0.2 | |
| 5/4 14:10 | 11.5 | ↓-0.1 | |
| 5/4 14:20 | 11.3 | ↓-0.2 | |
| 5/4 14:30 | 11.1 | ↓-0.2 | |
| 5/4 14:40 | 10.8 | ↓-0.3 | |
| 5/4 14:50 | 10.6 | ↓-0.2 | |
| 5/4 15:00 | 10.4 | ↓-0.2 | |
| 5/4 15:10 | 10.1 | ↓-0.3 | |
| 5/4 15:20 | 9.8 | ↓-0.3 | |
| 5/4 15:30 | 9.5 | ↓-0.3 | |
| 5/4 15:40 | 9.2 | ↓-0.3 | |
| 5/4 15:50 | 8.9 | ↓-0.3 | |
| 5/4 16:00 | 8.6 | ↓-0.3 | |
| 5/4 16:10 | 8.3 | ↓-0.3 | |
| 5/4 16:20 | 8.0 | ↓-0.3 | |
| 5/4 16:30 | 7.7 | ↓-0.3 | |
| 5/4 16:40 | 7.3 | ↓-0.4 | |
| 5/4 16:50 | 7.0 | ↓-0.3 | |
| 5/4 17:00 | 6.7 | ↓-0.3 | |
| 5/4 17:10 | 6.4 | ↓-0.3 | |
| 5/4 17:20 | 6.1 | ↓-0.3 | |
| 5/4 17:30 | 5.9 | ↓-0.2 | |
| 5/4 17:40 | 5.6 | ↓-0.3 | |
| 5/4 17:50 | 5.4 | ↓-0.2 | |
| 5/4 18:00 | 5.2 | ↓-0.2 | |
| 5/4 18:10 | 5.1 | ↓-0.1 | |
| 5/4 18:20 | 4.9 | ↓-0.2 | |
| 5/4 18:30 | 4.8 | ↓-0.1 | |
| 5/4 18:40 | 4.7 | ↓-0.1 | |
| 5/4 18:50 | 4.7 | 0 | |
| 5/4 19:00 | 4.7 | 0 | 干潮 |
| 5/4 19:10 | 4.7 | 0 | |
| 5/4 19:20 | 4.7 | 0 | |
| 5/4 19:30 | 4.8 | ↑0.1 | |
| 5/4 19:40 | 4.9 | ↑0.1 | |
| 5/4 19:50 | 5.0 | ↑0.1 | |
| 5/4 20:00 | 5.2 | ↑0.2 | |
| 5/4 20:10 | 5.3 | ↑0.1 | |
| 5/4 20:20 | 5.5 | ↑0.2 | |
| 5/4 20:30 | 5.7 | ↑0.2 | |
| 5/4 20:40 | 6.0 | ↑0.3 | |
| 5/4 20:50 | 6.2 | ↑0.2 | |
| 5/4 21:00 | 6.5 | ↑0.3 | |
| 5/4 21:10 | 6.8 | ↑0.3 | |
| 5/4 21:20 | 7.1 | ↑0.3 | |
| 5/4 21:30 | 7.4 | ↑0.3 | |
| 5/4 21:40 | 7.7 | ↑0.3 | |
| 5/4 21:50 | 8.0 | ↑0.3 | |
| 5/4 22:00 | 8.4 | ↑0.4 | |
| 5/4 22:10 | 8.7 | ↑0.3 | |
| 5/4 22:20 | 9.1 | ↑0.4 | |
| 5/4 22:30 | 9.4 | ↑0.3 | |
| 5/4 22:40 | 9.7 | ↑0.3 | |
| 5/4 22:50 | 10.0 | ↑0.3 | |
| 5/4 23:00 | 10.3 | ↑0.3 | |
| 5/4 23:10 | 10.6 | ↑0.3 | |
| 5/4 23:20 | 10.8 | ↑0.2 | |
| 5/4 23:30 | 11.1 | ↑0.3 | |
| 5/4 23:40 | 11.3 | ↑0.2 | |
| 5/4 23:50 | 11.4 | ↑0.1 |