| 満潮 | 干潮 | 満潮 | 干潮 |
|
2
(日) |
10:01 | 01:37 | 17:34 | 12:01 |
| 20cm | -7cm | 22cm | 19cm | |
|
||||
留萌（北海道）2021年05月2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 |
|---|---|---|---|
| 5/2 00:00 | -5.2 | ↓-0.5 | |
| 5/2 00:10 | -5.7 | ↓-0.5 | |
| 5/2 00:20 | -6.2 | ↓-0.5 | |
| 5/2 00:30 | -6.6 | ↓-0.4 | |
| 5/2 00:40 | -6.9 | ↓-0.3 | |
| 5/2 00:50 | -7.2 | ↓-0.3 | |
| 5/2 01:00 | -7.4 | ↓-0.2 | |
| 5/2 01:10 | -7.6 | ↓-0.2 | |
| 5/2 01:20 | -7.7 | ↓-0.1 | |
| 5/2 01:30 | -7.8 | ↓-0.1 | 干潮 |
| 5/2 01:40 | -7.8 | 0 | |
| 5/2 01:50 | -7.7 | ↑0.1 | |
| 5/2 02:00 | -7.6 | ↑0.1 | |
| 5/2 02:10 | -7.5 | ↑0.1 | |
| 5/2 02:20 | -7.2 | ↑0.3 | |
| 5/2 02:30 | -7.0 | ↑0.2 | |
| 5/2 02:40 | -6.6 | ↑0.4 | |
| 5/2 02:50 | -6.2 | ↑0.4 | |
| 5/2 03:00 | -5.8 | ↑0.4 | |
| 5/2 03:10 | -5.3 | ↑0.5 | |
| 5/2 03:20 | -4.7 | ↑0.6 | |
| 5/2 03:30 | -4.1 | ↑0.6 | |
| 5/2 03:40 | -3.4 | ↑0.7 | |
| 5/2 03:50 | -2.7 | ↑0.7 | |
| 5/2 04:00 | -2.0 | ↑0.7 | |
| 5/2 04:10 | -1.2 | ↑0.8 | |
| 5/2 04:20 | -0.3 | ↑0.9 | |
| 5/2 04:30 | 0.5 | ↑0.8 | |
| 5/2 04:40 | 1.4 | ↑0.9 | |
| 5/2 04:50 | 2.4 | ↑1.0 | 最大潮位差 |
| 5/2 05:00 | 3.3 | ↑0.9 | |
| 5/2 05:10 | 4.2 | ↑0.9 | |
| 5/2 05:20 | 5.2 | ↑1.0 | 最大潮位差 |
| 5/2 05:30 | 6.1 | ↑0.9 | |
| 5/2 05:40 | 7.1 | ↑1.0 | 最大潮位差 |
| 5/2 05:50 | 8.0 | ↑0.9 | |
| 5/2 06:00 | 8.9 | ↑0.9 | |
| 5/2 06:10 | 9.8 | ↑0.9 | |
| 5/2 06:20 | 10.6 | ↑0.8 | |
| 5/2 06:30 | 11.4 | ↑0.8 | |
| 5/2 06:40 | 12.2 | ↑0.8 | |
| 5/2 06:50 | 13.0 | ↑0.8 | |
| 5/2 07:00 | 13.7 | ↑0.7 | |
| 5/2 07:10 | 14.3 | ↑0.6 | |
| 5/2 07:20 | 15.0 | ↑0.7 | |
| 5/2 07:30 | 15.5 | ↑0.5 | |
| 5/2 07:40 | 16.0 | ↑0.5 | |
| 5/2 07:50 | 16.5 | ↑0.5 | |
| 5/2 08:00 | 17.0 | ↑0.5 | |
| 5/2 08:10 | 17.3 | ↑0.3 | |
| 5/2 08:20 | 17.7 | ↑0.4 | |
| 5/2 08:30 | 18.0 | ↑0.3 | |
| 5/2 08:40 | 18.3 | ↑0.3 | |
| 5/2 08:50 | 18.5 | ↑0.2 | |
| 5/2 09:00 | 18.7 | ↑0.2 | |
| 5/2 09:10 | 18.8 | ↑0.1 | |
| 5/2 09:20 | 18.9 | ↑0.1 | |
| 5/2 09:30 | 19.0 | ↑0.1 | |
| 5/2 09:40 | 19.1 | ↑0.1 | |
| 5/2 09:50 | 19.1 | 0 | |
| 5/2 10:00 | 19.1 | 0 | 満潮 |
| 5/2 10:10 | 19.1 | 0 | |
| 5/2 10:20 | 19.1 | 0 | |
| 5/2 10:30 | 19.0 | ↓-0.1 | |
| 5/2 10:40 | 19.0 | 0 | |
| 5/2 10:50 | 18.9 | ↓-0.1 | |
| 5/2 11:00 | 18.9 | 0 | |
| 5/2 11:10 | 18.8 | ↓-0.1 | |
| 5/2 11:20 | 18.8 | 0 | |
| 5/2 11:30 | 18.8 | 0 | |
| 5/2 11:40 | 18.7 | ↓-0.1 | |
| 5/2 11:50 | 18.7 | 0 | |
| 5/2 12:00 | 18.7 | 0 | 干潮 |
| 5/2 12:10 | 18.7 | 0 | |
| 5/2 12:20 | 18.7 | 0 | |
| 5/2 12:30 | 18.8 | ↑0.1 | |
| 5/2 12:40 | 18.8 | 0 | |
| 5/2 12:50 | 18.9 | ↑0.1 | |
| 5/2 13:00 | 18.9 | 0 | |
| 5/2 13:10 | 19.0 | ↑0.1 | |
| 5/2 13:20 | 19.1 | ↑0.1 | |
| 5/2 13:30 | 19.2 | ↑0.1 | |
| 5/2 13:40 | 19.3 | ↑0.1 | |
| 5/2 13:50 | 19.4 | ↑0.1 | |
| 5/2 14:00 | 19.5 | ↑0.1 | |
| 5/2 14:10 | 19.6 | ↑0.1 | |
| 5/2 14:20 | 19.7 | ↑0.1 | |
| 5/2 14:30 | 19.8 | ↑0.1 | |
| 5/2 14:40 | 19.9 | ↑0.1 | |
| 5/2 14:50 | 20.0 | ↑0.1 | |
| 5/2 15:00 | 20.1 | ↑0.1 | |
| 5/2 15:10 | 20.2 | ↑0.1 | |
| 5/2 15:20 | 20.4 | ↑0.2 | |
| 5/2 15:30 | 20.5 | ↑0.1 | |
| 5/2 15:40 | 20.6 | ↑0.1 | |
| 5/2 15:50 | 20.7 | ↑0.1 | |
| 5/2 16:00 | 20.8 | ↑0.1 | |
| 5/2 16:10 | 20.9 | ↑0.1 | |
| 5/2 16:20 | 21.0 | ↑0.1 | |
| 5/2 16:30 | 21.1 | ↑0.1 | |
| 5/2 16:40 | 21.2 | ↑0.1 | |
| 5/2 16:50 | 21.3 | ↑0.1 | |
| 5/2 17:00 | 21.4 | ↑0.1 | |
| 5/2 17:10 | 21.4 | 0 | |
| 5/2 17:20 | 21.5 | ↑0.1 | |
| 5/2 17:30 | 21.5 | 0 | 満潮 |
| 5/2 17:40 | 21.5 | 0 | |
| 5/2 17:50 | 21.4 | ↓-0.1 | |
| 5/2 18:00 | 21.4 | 0 | |
| 5/2 18:10 | 21.3 | ↓-0.1 | |
| 5/2 18:20 | 21.2 | ↓-0.1 | |
| 5/2 18:30 | 21.0 | ↓-0.2 | |
| 5/2 18:40 | 20.8 | ↓-0.2 | |
| 5/2 18:50 | 20.6 | ↓-0.2 | |
| 5/2 19:00 | 20.3 | ↓-0.3 | |
| 5/2 19:10 | 20.0 | ↓-0.3 | |
| 5/2 19:20 | 19.7 | ↓-0.3 | |
| 5/2 19:30 | 19.3 | ↓-0.4 | |
| 5/2 19:40 | 18.9 | ↓-0.4 | |
| 5/2 19:50 | 18.4 | ↓-0.5 | |
| 5/2 20:00 | 18.0 | ↓-0.4 | |
| 5/2 20:10 | 17.4 | ↓-0.6 | |
| 5/2 20:20 | 16.9 | ↓-0.5 | |
| 5/2 20:30 | 16.3 | ↓-0.6 | |
| 5/2 20:40 | 15.7 | ↓-0.6 | |
| 5/2 20:50 | 15.0 | ↓-0.7 | |
| 5/2 21:00 | 14.4 | ↓-0.6 | |
| 5/2 21:10 | 13.7 | ↓-0.7 | |
| 5/2 21:20 | 13.0 | ↓-0.7 | |
| 5/2 21:30 | 12.2 | ↓-0.8 | |
| 5/2 21:40 | 11.5 | ↓-0.7 | |
| 5/2 21:50 | 10.7 | ↓-0.8 | |
| 5/2 22:00 | 9.9 | ↓-0.8 | |
| 5/2 22:10 | 9.2 | ↓-0.7 | |
| 5/2 22:20 | 8.4 | ↓-0.8 | |
| 5/2 22:30 | 7.6 | ↓-0.8 | |
| 5/2 22:40 | 6.8 | ↓-0.8 | |
| 5/2 22:50 | 6.0 | ↓-0.8 | |
| 5/2 23:00 | 5.3 | ↓-0.7 | |
| 5/2 23:10 | 4.5 | ↓-0.8 | |
| 5/2 23:20 | 3.8 | ↓-0.7 | |
| 5/2 23:30 | 3.0 | ↓-0.8 | |
| 5/2 23:40 | 2.3 | ↓-0.7 | |
| 5/2 23:50 | 1.6 | ↓-0.7 |