| 満潮 | 干潮 | 満潮 | 干潮 |
|
30
(日) |
02:40 | 07:41 | 13:17 | 20:28 |
| 17cm | 13cm | 20cm | 6cm | |
|
||||
留萌（北海道）2038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 | 13.7 | ↑0.4 | |
| 5/30 00:10 | 14.0 | ↑0.3 | |
| 5/30 00:20 | 14.3 | ↑0.3 | |
| 5/30 00:30 | 14.6 | ↑0.3 | |
| 5/30 00:40 | 14.8 | ↑0.2 | |
| 5/30 00:50 | 15.0 | ↑0.2 | |
| 5/30 01:00 | 15.3 | ↑0.3 | |
| 5/30 01:10 | 15.4 | ↑0.1 | |
| 5/30 01:20 | 15.6 | ↑0.2 | |
| 5/30 01:30 | 15.7 | ↑0.1 | |
| 5/30 01:40 | 15.8 | ↑0.1 | |
| 5/30 01:50 | 15.9 | ↑0.1 | |
| 5/30 02:00 | 16.0 | ↑0.1 | |
| 5/30 02:10 | 16.0 | 0 | |
| 5/30 02:20 | 16.1 | ↑0.1 | |
| 5/30 02:30 | 16.1 | 0 | 満潮 |
| 5/30 02:40 | 16.1 | 0 | 満潮 |
| 5/30 02:50 | 16.1 | 0 | |
| 5/30 03:00 | 16.1 | 0 | |
| 5/30 03:10 | 16.0 | ↓-0.1 | |
| 5/30 03:20 | 16.0 | 0 | |
| 5/30 03:30 | 15.9 | ↓-0.1 | |
| 5/30 03:40 | 15.8 | ↓-0.1 | |
| 5/30 03:50 | 15.7 | ↓-0.1 | |
| 5/30 04:00 | 15.6 | ↓-0.1 | |
| 5/30 04:10 | 15.5 | ↓-0.1 | |
| 5/30 04:20 | 15.3 | ↓-0.2 | |
| 5/30 04:30 | 15.2 | ↓-0.1 | |
| 5/30 04:40 | 15.0 | ↓-0.2 | |
| 5/30 04:50 | 14.8 | ↓-0.2 | |
| 5/30 05:00 | 14.6 | ↓-0.2 | |
| 5/30 05:10 | 14.4 | ↓-0.2 | |
| 5/30 05:20 | 14.2 | ↓-0.2 | |
| 5/30 05:30 | 13.9 | ↓-0.3 | |
| 5/30 05:40 | 13.7 | ↓-0.2 | |
| 5/30 05:50 | 13.5 | ↓-0.2 | |
| 5/30 06:00 | 13.3 | ↓-0.2 | |
| 5/30 06:10 | 13.0 | ↓-0.3 | |
| 5/30 06:20 | 12.9 | ↓-0.1 | |
| 5/30 06:30 | 12.7 | ↓-0.2 | |
| 5/30 06:40 | 12.5 | ↓-0.2 | |
| 5/30 06:50 | 12.4 | ↓-0.1 | |
| 5/30 07:00 | 12.3 | ↓-0.1 | |
| 5/30 07:10 | 12.2 | ↓-0.1 | |
| 5/30 07:20 | 12.1 | ↓-0.1 | |
| 5/30 07:30 | 12.1 | 0 | |
| 5/30 07:40 | 12.1 | 0 | 干潮 |
| 5/30 07:50 | 12.1 | 0 | |
| 5/30 08:00 | 12.1 | 0 | |
| 5/30 08:10 | 12.2 | ↑0.1 | |
| 5/30 08:20 | 12.3 | ↑0.1 | |
| 5/30 08:30 | 12.4 | ↑0.1 | |
| 5/30 08:40 | 12.5 | ↑0.1 | |
| 5/30 08:50 | 12.6 | ↑0.1 | |
| 5/30 09:00 | 12.8 | ↑0.2 | |
| 5/30 09:10 | 13.0 | ↑0.2 | |
| 5/30 09:20 | 13.2 | ↑0.2 | |
| 5/30 09:30 | 13.5 | ↑0.3 | |
| 5/30 09:40 | 13.7 | ↑0.2 | |
| 5/30 09:50 | 14.0 | ↑0.3 | |
| 5/30 10:00 | 14.3 | ↑0.3 | |
| 5/30 10:10 | 14.6 | ↑0.3 | |
| 5/30 10:20 | 15.0 | ↑0.4 | |
| 5/30 10:30 | 15.3 | ↑0.3 | |
| 5/30 10:40 | 15.7 | ↑0.4 | |
| 5/30 10:50 | 16.1 | ↑0.4 | |
| 5/30 11:00 | 16.4 | ↑0.3 | |
| 5/30 11:10 | 16.8 | ↑0.4 | |
| 5/30 11:20 | 17.2 | ↑0.4 | |
| 5/30 11:30 | 17.5 | ↑0.3 | |
| 5/30 11:40 | 17.9 | ↑0.4 | |
| 5/30 11:50 | 18.2 | ↑0.3 | |
| 5/30 12:00 | 18.5 | ↑0.3 | |
| 5/30 12:10 | 18.8 | ↑0.3 | |
| 5/30 12:20 | 19.1 | ↑0.3 | |
| 5/30 12:30 | 19.3 | ↑0.2 | |
| 5/30 12:40 | 19.5 | ↑0.2 | |
| 5/30 12:50 | 19.6 | ↑0.1 | |
| 5/30 13:00 | 19.7 | ↑0.1 | |
| 5/30 13:10 | 19.7 | 0 | 満潮 |
| 5/30 13:20 | 19.8 | ↑0.1 | |
| 5/30 13:30 | 19.7 | ↓-0.1 | |
| 5/30 13:40 | 19.6 | ↓-0.1 | |
| 5/30 13:50 | 19.5 | ↓-0.1 | |
| 5/30 14:00 | 19.4 | ↓-0.1 | |
| 5/30 14:10 | 19.2 | ↓-0.2 | |
| 5/30 14:20 | 18.9 | ↓-0.3 | |
| 5/30 14:30 | 18.7 | ↓-0.2 | |
| 5/30 14:40 | 18.4 | ↓-0.3 | |
| 5/30 14:50 | 18.0 | ↓-0.4 | |
| 5/30 15:00 | 17.7 | ↓-0.3 | |
| 5/30 15:10 | 17.3 | ↓-0.4 | |
| 5/30 15:20 | 16.9 | ↓-0.4 | |
| 5/30 15:30 | 16.5 | ↓-0.4 | |
| 5/30 15:40 | 16.1 | ↓-0.4 | |
| 5/30 15:50 | 15.6 | ↓-0.5 | |
| 5/30 16:00 | 15.2 | ↓-0.4 | |
| 5/30 16:10 | 14.7 | ↓-0.5 | |
| 5/30 16:20 | 14.2 | ↓-0.5 | |
| 5/30 16:30 | 13.7 | ↓-0.5 | |
| 5/30 16:40 | 13.2 | ↓-0.5 | |
| 5/30 16:50 | 12.6 | ↓-0.6 | 最大潮位差 |
| 5/30 17:00 | 12.1 | ↓-0.5 | |
| 5/30 17:10 | 11.6 | ↓-0.5 | |
| 5/30 17:20 | 11.0 | ↓-0.6 | 最大潮位差 |
| 5/30 17:30 | 10.5 | ↓-0.5 | |
| 5/30 17:40 | 10.0 | ↓-0.5 | |
| 5/30 17:50 | 9.4 | ↓-0.6 | 最大潮位差 |
| 5/30 18:00 | 8.9 | ↓-0.5 | |
| 5/30 18:10 | 8.5 | ↓-0.4 | |
| 5/30 18:20 | 8.0 | ↓-0.5 | |
| 5/30 18:30 | 7.6 | ↓-0.4 | |
| 5/30 18:40 | 7.2 | ↓-0.4 | |
| 5/30 18:50 | 6.8 | ↓-0.4 | |
| 5/30 19:00 | 6.4 | ↓-0.4 | |
| 5/30 19:10 | 6.1 | ↓-0.3 | |
| 5/30 19:20 | 5.9 | ↓-0.2 | |
| 5/30 19:30 | 5.6 | ↓-0.3 | |
| 5/30 19:40 | 5.4 | ↓-0.2 | |
| 5/30 19:50 | 5.3 | ↓-0.1 | |
| 5/30 20:00 | 5.2 | ↓-0.1 | |
| 5/30 20:10 | 5.1 | ↓-0.1 | |
| 5/30 20:20 | 5.0 | ↓-0.1 | 干潮 |
| 5/30 20:30 | 5.0 | 0 | |
| 5/30 20:40 | 5.1 | ↑0.1 | |
| 5/30 20:50 | 5.1 | 0 | |
| 5/30 21:00 | 5.2 | ↑0.1 | |
| 5/30 21:10 | 5.3 | ↑0.1 | |
| 5/30 21:20 | 5.5 | ↑0.2 | |
| 5/30 21:30 | 5.7 | ↑0.2 | |
| 5/30 21:40 | 5.9 | ↑0.2 | |
| 5/30 21:50 | 6.1 | ↑0.2 | |
| 5/30 22:00 | 6.4 | ↑0.3 | |
| 5/30 22:10 | 6.7 | ↑0.3 | |
| 5/30 22:20 | 7.0 | ↑0.3 | |
| 5/30 22:30 | 7.4 | ↑0.4 | |
| 5/30 22:40 | 7.8 | ↑0.4 | |
| 5/30 22:50 | 8.2 | ↑0.4 | |
| 5/30 23:00 | 8.6 | ↑0.4 | |
| 5/30 23:10 | 9.1 | ↑0.5 | |
| 5/30 23:20 | 9.6 | ↑0.5 | |
| 5/30 23:30 | 10.0 | ↑0.4 | |
| 5/30 23:40 | 10.5 | ↑0.5 | |
| 5/30 23:50 | 11.1 | ↑0.6 | 最大潮位差 |