| 満潮 | 干潮 | 満潮 | 干潮 |
|
4
(日) |
06:47 | 10:42 | 15:50 | 23:34 |
| 35cm | 32cm | 36cm | 7cm | |
|
||||
留萌（北海道）2038年07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 |
|---|---|---|---|
| 7/4 00:00 | 8.2 | ↑0.4 | |
| 7/4 00:10 | 8.6 | ↑0.4 | |
| 7/4 00:20 | 9.1 | ↑0.5 | |
| 7/4 00:30 | 9.7 | ↑0.6 | |
| 7/4 00:40 | 10.3 | ↑0.6 | |
| 7/4 00:50 | 10.9 | ↑0.6 | |
| 7/4 01:00 | 11.6 | ↑0.7 | |
| 7/4 01:10 | 12.4 | ↑0.8 | |
| 7/4 01:20 | 13.2 | ↑0.8 | |
| 7/4 01:30 | 14.0 | ↑0.8 | |
| 7/4 01:40 | 14.9 | ↑0.9 | |
| 7/4 01:50 | 15.8 | ↑0.9 | |
| 7/4 02:00 | 16.8 | ↑1.0 | 最大潮位差 |
| 7/4 02:10 | 17.7 | ↑0.9 | |
| 7/4 02:20 | 18.7 | ↑1.0 | 最大潮位差 |
| 7/4 02:30 | 19.7 | ↑1.0 | 最大潮位差 |
| 7/4 02:40 | 20.7 | ↑1.0 | 最大潮位差 |
| 7/4 02:50 | 21.7 | ↑1.0 | 最大潮位差 |
| 7/4 03:00 | 22.7 | ↑1.0 | 最大潮位差 |
| 7/4 03:10 | 23.7 | ↑1.0 | 最大潮位差 |
| 7/4 03:20 | 24.7 | ↑1.0 | 最大潮位差 |
| 7/4 03:30 | 25.7 | ↑1.0 | 最大潮位差 |
| 7/4 03:40 | 26.6 | ↑0.9 | |
| 7/4 03:50 | 27.4 | ↑0.8 | |
| 7/4 04:00 | 28.3 | ↑0.9 | |
| 7/4 04:10 | 29.0 | ↑0.7 | |
| 7/4 04:20 | 29.8 | ↑0.8 | |
| 7/4 04:30 | 30.5 | ↑0.7 | |
| 7/4 04:40 | 31.1 | ↑0.6 | |
| 7/4 04:50 | 31.6 | ↑0.5 | |
| 7/4 05:00 | 32.1 | ↑0.5 | |
| 7/4 05:10 | 32.6 | ↑0.5 | |
| 7/4 05:20 | 33.0 | ↑0.4 | |
| 7/4 05:30 | 33.3 | ↑0.3 | |
| 7/4 05:40 | 33.6 | ↑0.3 | |
| 7/4 05:50 | 33.9 | ↑0.3 | |
| 7/4 06:00 | 34.1 | ↑0.2 | |
| 7/4 06:10 | 34.2 | ↑0.1 | |
| 7/4 06:20 | 34.3 | ↑0.1 | |
| 7/4 06:30 | 34.4 | ↑0.1 | |
| 7/4 06:40 | 34.4 | 0 | 満潮 |
| 7/4 06:50 | 34.5 | ↑0.1 | |
| 7/4 07:00 | 34.4 | ↓-0.1 | |
| 7/4 07:10 | 34.4 | 0 | |
| 7/4 07:20 | 34.3 | ↓-0.1 | |
| 7/4 07:30 | 34.2 | ↓-0.1 | |
| 7/4 07:40 | 34.0 | ↓-0.2 | |
| 7/4 07:50 | 33.9 | ↓-0.1 | |
| 7/4 08:00 | 33.7 | ↓-0.2 | |
| 7/4 08:10 | 33.6 | ↓-0.1 | |
| 7/4 08:20 | 33.4 | ↓-0.2 | |
| 7/4 08:30 | 33.2 | ↓-0.2 | |
| 7/4 08:40 | 33.0 | ↓-0.2 | |
| 7/4 08:50 | 32.8 | ↓-0.2 | |
| 7/4 09:00 | 32.6 | ↓-0.2 | |
| 7/4 09:10 | 32.4 | ↓-0.2 | |
| 7/4 09:20 | 32.2 | ↓-0.2 | |
| 7/4 09:30 | 32.1 | ↓-0.1 | |
| 7/4 09:40 | 31.9 | ↓-0.2 | |
| 7/4 09:50 | 31.8 | ↓-0.1 | |
| 7/4 10:00 | 31.7 | ↓-0.1 | |
| 7/4 10:10 | 31.6 | ↓-0.1 | |
| 7/4 10:20 | 31.5 | ↓-0.1 | |
| 7/4 10:30 | 31.5 | 0 | |
| 7/4 10:40 | 31.5 | 0 | 干潮 |
| 7/4 10:50 | 31.5 | 0 | |
| 7/4 11:00 | 31.5 | 0 | |
| 7/4 11:10 | 31.6 | ↑0.1 | |
| 7/4 11:20 | 31.6 | 0 | |
| 7/4 11:30 | 31.7 | ↑0.1 | |
| 7/4 11:40 | 31.8 | ↑0.1 | |
| 7/4 11:50 | 31.9 | ↑0.1 | |
| 7/4 12:00 | 32.1 | ↑0.2 | |
| 7/4 12:10 | 32.2 | ↑0.1 | |
| 7/4 12:20 | 32.4 | ↑0.2 | |
| 7/4 12:30 | 32.5 | ↑0.1 | |
| 7/4 12:40 | 32.7 | ↑0.2 | |
| 7/4 12:50 | 32.9 | ↑0.2 | |
| 7/4 13:00 | 33.0 | ↑0.1 | |
| 7/4 13:10 | 33.2 | ↑0.2 | |
| 7/4 13:20 | 33.4 | ↑0.2 | |
| 7/4 13:30 | 33.6 | ↑0.2 | |
| 7/4 13:40 | 33.8 | ↑0.2 | |
| 7/4 13:50 | 34.0 | ↑0.2 | |
| 7/4 14:00 | 34.2 | ↑0.2 | |
| 7/4 14:10 | 34.5 | ↑0.3 | |
| 7/4 14:20 | 34.7 | ↑0.2 | |
| 7/4 14:30 | 34.9 | ↑0.2 | |
| 7/4 14:40 | 35.1 | ↑0.2 | |
| 7/4 14:50 | 35.3 | ↑0.2 | |
| 7/4 15:00 | 35.4 | ↑0.1 | |
| 7/4 15:10 | 35.6 | ↑0.2 | |
| 7/4 15:20 | 35.7 | ↑0.1 | |
| 7/4 15:30 | 35.8 | ↑0.1 | |
| 7/4 15:40 | 35.9 | ↑0.1 | 満潮 |
| 7/4 15:50 | 35.9 | 0 | 満潮 |
| 7/4 16:00 | 35.9 | 0 | |
| 7/4 16:10 | 35.8 | ↓-0.1 | |
| 7/4 16:20 | 35.7 | ↓-0.1 | |
| 7/4 16:30 | 35.5 | ↓-0.2 | |
| 7/4 16:40 | 35.2 | ↓-0.3 | |
| 7/4 16:50 | 34.9 | ↓-0.3 | |
| 7/4 17:00 | 34.6 | ↓-0.3 | |
| 7/4 17:10 | 34.1 | ↓-0.5 | |
| 7/4 17:20 | 33.7 | ↓-0.4 | |
| 7/4 17:30 | 33.1 | ↓-0.6 | |
| 7/4 17:40 | 32.5 | ↓-0.6 | |
| 7/4 17:50 | 31.9 | ↓-0.6 | |
| 7/4 18:00 | 31.2 | ↓-0.7 | |
| 7/4 18:10 | 30.4 | ↓-0.8 | |
| 7/4 18:20 | 29.6 | ↓-0.8 | |
| 7/4 18:30 | 28.8 | ↓-0.8 | |
| 7/4 18:40 | 27.9 | ↓-0.9 | |
| 7/4 18:50 | 27.0 | ↓-0.9 | |
| 7/4 19:00 | 26.1 | ↓-0.9 | |
| 7/4 19:10 | 25.2 | ↓-0.9 | |
| 7/4 19:20 | 24.2 | ↓-1.0 | 最大潮位差 |
| 7/4 19:30 | 23.2 | ↓-1.0 | 最大潮位差 |
| 7/4 19:40 | 22.2 | ↓-1.0 | 最大潮位差 |
| 7/4 19:50 | 21.2 | ↓-1.0 | 最大潮位差 |
| 7/4 20:00 | 20.2 | ↓-1.0 | 最大潮位差 |
| 7/4 20:10 | 19.2 | ↓-1.0 | 最大潮位差 |
| 7/4 20:20 | 18.2 | ↓-1.0 | 最大潮位差 |
| 7/4 20:30 | 17.2 | ↓-1.0 | 最大潮位差 |
| 7/4 20:40 | 16.2 | ↓-1.0 | 最大潮位差 |
| 7/4 20:50 | 15.2 | ↓-1.0 | 最大潮位差 |
| 7/4 21:00 | 14.3 | ↓-0.9 | |
| 7/4 21:10 | 13.4 | ↓-0.9 | |
| 7/4 21:20 | 12.5 | ↓-0.9 | |
| 7/4 21:30 | 11.7 | ↓-0.8 | |
| 7/4 21:40 | 10.9 | ↓-0.8 | |
| 7/4 21:50 | 10.2 | ↓-0.7 | |
| 7/4 22:00 | 9.5 | ↓-0.7 | |
| 7/4 22:10 | 8.9 | ↓-0.6 | |
| 7/4 22:20 | 8.3 | ↓-0.6 | |
| 7/4 22:30 | 7.8 | ↓-0.5 | |
| 7/4 22:40 | 7.4 | ↓-0.4 | |
| 7/4 22:50 | 7.1 | ↓-0.3 | |
| 7/4 23:00 | 6.8 | ↓-0.3 | |
| 7/4 23:10 | 6.6 | ↓-0.2 | |
| 7/4 23:20 | 6.5 | ↓-0.1 | |
| 7/4 23:30 | 6.4 | ↓-0.1 | 干潮 |
| 7/4 23:40 | 6.5 | ↑0.1 | |
| 7/4 23:50 | 6.5 | 0 |