| 満潮 | 干潮 | 満潮 | 干潮 |
|
30
(火) |
09:51 | 02:07 | 19:17 | 14:30 |
| 22cm | 1cm | 23cm | 20cm | |
|
||||
留萌（北海道）2028年05月30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 |
|---|---|---|---|
| 5/30 00:00 | 4.5 | ↓-0.6 | |
| 5/30 00:10 | 3.9 | ↓-0.6 | |
| 5/30 00:20 | 3.3 | ↓-0.6 | |
| 5/30 00:30 | 2.8 | ↓-0.5 | |
| 5/30 00:40 | 2.3 | ↓-0.5 | |
| 5/30 00:50 | 1.9 | ↓-0.4 | |
| 5/30 01:00 | 1.5 | ↓-0.4 | |
| 5/30 01:10 | 1.2 | ↓-0.3 | |
| 5/30 01:20 | 0.9 | ↓-0.3 | |
| 5/30 01:30 | 0.7 | ↓-0.2 | |
| 5/30 01:40 | 0.6 | ↓-0.1 | |
| 5/30 01:50 | 0.5 | ↓-0.1 | |
| 5/30 02:00 | 0.4 | ↓-0.1 | 干潮 |
| 5/30 02:10 | 0.4 | 0 | |
| 5/30 02:20 | 0.5 | ↑0.1 | |
| 5/30 02:30 | 0.6 | ↑0.1 | |
| 5/30 02:40 | 0.7 | ↑0.1 | |
| 5/30 02:50 | 0.9 | ↑0.2 | |
| 5/30 03:00 | 1.2 | ↑0.3 | |
| 5/30 03:10 | 1.5 | ↑0.3 | |
| 5/30 03:20 | 1.8 | ↑0.3 | |
| 5/30 03:30 | 2.2 | ↑0.4 | |
| 5/30 03:40 | 2.6 | ↑0.4 | |
| 5/30 03:50 | 3.1 | ↑0.5 | |
| 5/30 04:00 | 3.7 | ↑0.6 | |
| 5/30 04:10 | 4.2 | ↑0.5 | |
| 5/30 04:20 | 4.8 | ↑0.6 | |
| 5/30 04:30 | 5.5 | ↑0.7 | |
| 5/30 04:40 | 6.2 | ↑0.7 | |
| 5/30 04:50 | 6.9 | ↑0.7 | |
| 5/30 05:00 | 7.6 | ↑0.7 | |
| 5/30 05:10 | 8.3 | ↑0.7 | |
| 5/30 05:20 | 9.1 | ↑0.8 | 最大潮位差 |
| 5/30 05:30 | 9.8 | ↑0.7 | |
| 5/30 05:40 | 10.6 | ↑0.8 | 最大潮位差 |
| 5/30 05:50 | 11.4 | ↑0.8 | 最大潮位差 |
| 5/30 06:00 | 12.1 | ↑0.7 | |
| 5/30 06:10 | 12.9 | ↑0.8 | 最大潮位差 |
| 5/30 06:20 | 13.6 | ↑0.7 | |
| 5/30 06:30 | 14.3 | ↑0.7 | |
| 5/30 06:40 | 15.0 | ↑0.7 | |
| 5/30 06:50 | 15.7 | ↑0.7 | |
| 5/30 07:00 | 16.4 | ↑0.7 | |
| 5/30 07:10 | 17.0 | ↑0.6 | |
| 5/30 07:20 | 17.5 | ↑0.5 | |
| 5/30 07:30 | 18.1 | ↑0.6 | |
| 5/30 07:40 | 18.6 | ↑0.5 | |
| 5/30 07:50 | 19.1 | ↑0.5 | |
| 5/30 08:00 | 19.5 | ↑0.4 | |
| 5/30 08:10 | 19.9 | ↑0.4 | |
| 5/30 08:20 | 20.2 | ↑0.3 | |
| 5/30 08:30 | 20.5 | ↑0.3 | |
| 5/30 08:40 | 20.8 | ↑0.3 | |
| 5/30 08:50 | 21.0 | ↑0.2 | |
| 5/30 09:00 | 21.2 | ↑0.2 | |
| 5/30 09:10 | 21.3 | ↑0.1 | |
| 5/30 09:20 | 21.4 | ↑0.1 | |
| 5/30 09:30 | 21.5 | ↑0.1 | |
| 5/30 09:40 | 21.5 | 0 | |
| 5/30 09:50 | 21.6 | ↑0.1 | 満潮 |
| 5/30 10:00 | 21.6 | 0 | |
| 5/30 10:10 | 21.5 | ↓-0.1 | |
| 5/30 10:20 | 21.5 | 0 | |
| 5/30 10:30 | 21.4 | ↓-0.1 | |
| 5/30 10:40 | 21.3 | ↓-0.1 | |
| 5/30 10:50 | 21.2 | ↓-0.1 | |
| 5/30 11:00 | 21.0 | ↓-0.2 | |
| 5/30 11:10 | 20.9 | ↓-0.1 | |
| 5/30 11:20 | 20.8 | ↓-0.1 | |
| 5/30 11:30 | 20.6 | ↓-0.2 | |
| 5/30 11:40 | 20.5 | ↓-0.1 | |
| 5/30 11:50 | 20.4 | ↓-0.1 | |
| 5/30 12:00 | 20.2 | ↓-0.2 | |
| 5/30 12:10 | 20.1 | ↓-0.1 | |
| 5/30 12:20 | 20.0 | ↓-0.1 | |
| 5/30 12:30 | 19.9 | ↓-0.1 | |
| 5/30 12:40 | 19.8 | ↓-0.1 | |
| 5/30 12:50 | 19.7 | ↓-0.1 | |
| 5/30 13:00 | 19.6 | ↓-0.1 | |
| 5/30 13:10 | 19.5 | ↓-0.1 | |
| 5/30 13:20 | 19.5 | 0 | |
| 5/30 13:30 | 19.4 | ↓-0.1 | |
| 5/30 13:40 | 19.4 | 0 | |
| 5/30 13:50 | 19.3 | ↓-0.1 | |
| 5/30 14:00 | 19.3 | 0 | |
| 5/30 14:10 | 19.3 | 0 | |
| 5/30 14:20 | 19.3 | 0 | 干潮 |
| 5/30 14:30 | 19.3 | 0 | 干潮 |
| 5/30 14:40 | 19.3 | 0 | |
| 5/30 14:50 | 19.3 | 0 | |
| 5/30 15:00 | 19.3 | 0 | |
| 5/30 15:10 | 19.3 | 0 | |
| 5/30 15:20 | 19.4 | ↑0.1 | |
| 5/30 15:30 | 19.4 | 0 | |
| 5/30 15:40 | 19.5 | ↑0.1 | |
| 5/30 15:50 | 19.6 | ↑0.1 | |
| 5/30 16:00 | 19.7 | ↑0.1 | |
| 5/30 16:10 | 19.8 | ↑0.1 | |
| 5/30 16:20 | 19.9 | ↑0.1 | |
| 5/30 16:30 | 20.1 | ↑0.2 | |
| 5/30 16:40 | 20.2 | ↑0.1 | |
| 5/30 16:50 | 20.4 | ↑0.2 | |
| 5/30 17:00 | 20.5 | ↑0.1 | |
| 5/30 17:10 | 20.7 | ↑0.2 | |
| 5/30 17:20 | 20.9 | ↑0.2 | |
| 5/30 17:30 | 21.1 | ↑0.2 | |
| 5/30 17:40 | 21.3 | ↑0.2 | |
| 5/30 17:50 | 21.4 | ↑0.1 | |
| 5/30 18:00 | 21.6 | ↑0.2 | |
| 5/30 18:10 | 21.8 | ↑0.2 | |
| 5/30 18:20 | 21.9 | ↑0.1 | |
| 5/30 18:30 | 22.0 | ↑0.1 | |
| 5/30 18:40 | 22.1 | ↑0.1 | |
| 5/30 18:50 | 22.2 | ↑0.1 | |
| 5/30 19:00 | 22.3 | ↑0.1 | |
| 5/30 19:10 | 22.3 | 0 | 満潮 |
| 5/30 19:20 | 22.3 | 0 | |
| 5/30 19:30 | 22.3 | 0 | |
| 5/30 19:40 | 22.2 | ↓-0.1 | |
| 5/30 19:50 | 22.1 | ↓-0.1 | |
| 5/30 20:00 | 22.0 | ↓-0.1 | |
| 5/30 20:10 | 21.8 | ↓-0.2 | |
| 5/30 20:20 | 21.6 | ↓-0.2 | |
| 5/30 20:30 | 21.4 | ↓-0.2 | |
| 5/30 20:40 | 21.1 | ↓-0.3 | |
| 5/30 20:50 | 20.8 | ↓-0.3 | |
| 5/30 21:00 | 20.4 | ↓-0.4 | |
| 5/30 21:10 | 20.0 | ↓-0.4 | |
| 5/30 21:20 | 19.5 | ↓-0.5 | |
| 5/30 21:30 | 19.1 | ↓-0.4 | |
| 5/30 21:40 | 18.5 | ↓-0.6 | |
| 5/30 21:50 | 18.0 | ↓-0.5 | |
| 5/30 22:00 | 17.4 | ↓-0.6 | |
| 5/30 22:10 | 16.8 | ↓-0.6 | |
| 5/30 22:20 | 16.2 | ↓-0.6 | |
| 5/30 22:30 | 15.5 | ↓-0.7 | |
| 5/30 22:40 | 14.9 | ↓-0.6 | |
| 5/30 22:50 | 14.2 | ↓-0.7 | |
| 5/30 23:00 | 13.5 | ↓-0.7 | |
| 5/30 23:10 | 12.8 | ↓-0.7 | |
| 5/30 23:20 | 12.1 | ↓-0.7 | |
| 5/30 23:30 | 11.4 | ↓-0.7 | |
| 5/30 23:40 | 10.7 | ↓-0.7 | |
| 5/30 23:50 | 10.1 | ↓-0.6 |