| 満潮 | 干潮 | 満潮 | 干潮 |
|
18
(月) |
00:54 | 07:38 | 13:05 | 19:31 |
| 71cm | 32cm | 64cm | 31cm | |
|
||||
函館（北海道）2020年05月18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 |
|---|---|---|---|
| 5/18 00:00 | 68.9 | ↑0.8 | |
| 5/18 00:10 | 69.5 | ↑0.6 | |
| 5/18 00:20 | 70.0 | ↑0.5 | |
| 5/18 00:30 | 70.4 | ↑0.4 | |
| 5/18 00:40 | 70.6 | ↑0.2 | |
| 5/18 00:50 | 70.7 | ↑0.1 | 満潮 |
| 5/18 01:00 | 70.7 | 0 | |
| 5/18 01:10 | 70.5 | ↓-0.2 | |
| 5/18 01:20 | 70.3 | ↓-0.2 | |
| 5/18 01:30 | 69.9 | ↓-0.4 | |
| 5/18 01:40 | 69.4 | ↓-0.5 | |
| 5/18 01:50 | 68.8 | ↓-0.6 | |
| 5/18 02:00 | 68.0 | ↓-0.8 | |
| 5/18 02:10 | 67.2 | ↓-0.8 | |
| 5/18 02:20 | 66.3 | ↓-0.9 | |
| 5/18 02:30 | 65.2 | ↓-1.1 | |
| 5/18 02:40 | 64.1 | ↓-1.1 | |
| 5/18 02:50 | 62.9 | ↓-1.2 | |
| 5/18 03:00 | 61.7 | ↓-1.2 | |
| 5/18 03:10 | 60.3 | ↓-1.4 | |
| 5/18 03:20 | 58.9 | ↓-1.4 | |
| 5/18 03:30 | 57.5 | ↓-1.4 | |
| 5/18 03:40 | 56.0 | ↓-1.5 | |
| 5/18 03:50 | 54.5 | ↓-1.5 | |
| 5/18 04:00 | 53.0 | ↓-1.5 | |
| 5/18 04:10 | 51.5 | ↓-1.5 | |
| 5/18 04:20 | 50.0 | ↓-1.5 | |
| 5/18 04:30 | 48.5 | ↓-1.5 | |
| 5/18 04:40 | 47.0 | ↓-1.5 | |
| 5/18 04:50 | 45.6 | ↓-1.4 | |
| 5/18 05:00 | 44.2 | ↓-1.4 | |
| 5/18 05:10 | 42.8 | ↓-1.4 | |
| 5/18 05:20 | 41.5 | ↓-1.3 | |
| 5/18 05:30 | 40.2 | ↓-1.3 | |
| 5/18 05:40 | 39.0 | ↓-1.2 | |
| 5/18 05:50 | 37.8 | ↓-1.2 | |
| 5/18 06:00 | 36.8 | ↓-1.0 | |
| 5/18 06:10 | 35.8 | ↓-1.0 | |
| 5/18 06:20 | 34.8 | ↓-1.0 | |
| 5/18 06:30 | 34.0 | ↓-0.8 | |
| 5/18 06:40 | 33.2 | ↓-0.8 | |
| 5/18 06:50 | 32.6 | ↓-0.6 | |
| 5/18 07:00 | 32.1 | ↓-0.5 | |
| 5/18 07:10 | 31.7 | ↓-0.4 | |
| 5/18 07:20 | 31.4 | ↓-0.3 | |
| 5/18 07:30 | 31.2 | ↓-0.2 | 干潮 |
| 5/18 07:40 | 31.2 | 0 | |
| 5/18 07:50 | 31.3 | ↑0.1 | |
| 5/18 08:00 | 31.5 | ↑0.2 | |
| 5/18 08:10 | 31.9 | ↑0.4 | |
| 5/18 08:20 | 32.5 | ↑0.6 | |
| 5/18 08:30 | 33.2 | ↑0.7 | |
| 5/18 08:40 | 34.0 | ↑0.8 | |
| 5/18 08:50 | 35.0 | ↑1.0 | |
| 5/18 09:00 | 36.1 | ↑1.1 | |
| 5/18 09:10 | 37.4 | ↑1.3 | |
| 5/18 09:20 | 38.7 | ↑1.3 | |
| 5/18 09:30 | 40.2 | ↑1.5 | |
| 5/18 09:40 | 41.7 | ↑1.5 | |
| 5/18 09:50 | 43.3 | ↑1.6 | |
| 5/18 10:00 | 44.9 | ↑1.6 | |
| 5/18 10:10 | 46.5 | ↑1.6 | |
| 5/18 10:20 | 48.2 | ↑1.7 | |
| 5/18 10:30 | 49.8 | ↑1.6 | |
| 5/18 10:40 | 51.4 | ↑1.6 | |
| 5/18 10:50 | 53.0 | ↑1.6 | |
| 5/18 11:00 | 54.5 | ↑1.5 | |
| 5/18 11:10 | 55.9 | ↑1.4 | |
| 5/18 11:20 | 57.2 | ↑1.3 | |
| 5/18 11:30 | 58.4 | ↑1.2 | |
| 5/18 11:40 | 59.5 | ↑1.1 | |
| 5/18 11:50 | 60.5 | ↑1.0 | |
| 5/18 12:00 | 61.4 | ↑0.9 | |
| 5/18 12:10 | 62.1 | ↑0.7 | |
| 5/18 12:20 | 62.7 | ↑0.6 | |
| 5/18 12:30 | 63.2 | ↑0.5 | |
| 5/18 12:40 | 63.6 | ↑0.4 | |
| 5/18 12:50 | 63.8 | ↑0.2 | |
| 5/18 13:00 | 63.9 | ↑0.1 | 満潮 |
| 5/18 13:10 | 63.9 | 0 | |
| 5/18 13:20 | 63.8 | ↓-0.1 | |
| 5/18 13:30 | 63.5 | ↓-0.3 | |
| 5/18 13:40 | 63.2 | ↓-0.3 | |
| 5/18 13:50 | 62.7 | ↓-0.5 | |
| 5/18 14:00 | 62.2 | ↓-0.5 | |
| 5/18 14:10 | 61.5 | ↓-0.7 | |
| 5/18 14:20 | 60.8 | ↓-0.7 | |
| 5/18 14:30 | 59.9 | ↓-0.9 | |
| 5/18 14:40 | 59.0 | ↓-0.9 | |
| 5/18 14:50 | 58.0 | ↓-1.0 | |
| 5/18 15:00 | 56.9 | ↓-1.1 | |
| 5/18 15:10 | 55.8 | ↓-1.1 | |
| 5/18 15:20 | 54.6 | ↓-1.2 | |
| 5/18 15:30 | 53.4 | ↓-1.2 | |
| 5/18 15:40 | 52.1 | ↓-1.3 | |
| 5/18 15:50 | 50.8 | ↓-1.3 | |
| 5/18 16:00 | 49.4 | ↓-1.4 | |
| 5/18 16:10 | 48.1 | ↓-1.3 | |
| 5/18 16:20 | 46.8 | ↓-1.3 | |
| 5/18 16:30 | 45.4 | ↓-1.4 | |
| 5/18 16:40 | 44.1 | ↓-1.3 | |
| 5/18 16:50 | 42.8 | ↓-1.3 | |
| 5/18 17:00 | 41.6 | ↓-1.2 | |
| 5/18 17:10 | 40.3 | ↓-1.3 | |
| 5/18 17:20 | 39.1 | ↓-1.2 | |
| 5/18 17:30 | 38.0 | ↓-1.1 | |
| 5/18 17:40 | 37.0 | ↓-1.0 | |
| 5/18 17:50 | 35.9 | ↓-1.1 | |
| 5/18 18:00 | 35.0 | ↓-0.9 | |
| 5/18 18:10 | 34.1 | ↓-0.9 | |
| 5/18 18:20 | 33.4 | ↓-0.7 | |
| 5/18 18:30 | 32.7 | ↓-0.7 | |
| 5/18 18:40 | 32.0 | ↓-0.7 | |
| 5/18 18:50 | 31.5 | ↓-0.5 | |
| 5/18 19:00 | 31.1 | ↓-0.4 | |
| 5/18 19:10 | 30.8 | ↓-0.3 | |
| 5/18 19:20 | 30.6 | ↓-0.2 | |
| 5/18 19:30 | 30.5 | ↓-0.1 | 干潮 |
| 5/18 19:40 | 30.6 | ↑0.1 | |
| 5/18 19:50 | 30.8 | ↑0.2 | |
| 5/18 20:00 | 31.1 | ↑0.3 | |
| 5/18 20:10 | 31.6 | ↑0.5 | |
| 5/18 20:20 | 32.3 | ↑0.7 | |
| 5/18 20:30 | 33.0 | ↑0.7 | |
| 5/18 20:40 | 34.0 | ↑1.0 | |
| 5/18 20:50 | 35.1 | ↑1.1 | |
| 5/18 21:00 | 36.3 | ↑1.2 | |
| 5/18 21:10 | 37.7 | ↑1.4 | |
| 5/18 21:20 | 39.2 | ↑1.5 | |
| 5/18 21:30 | 40.9 | ↑1.7 | |
| 5/18 21:40 | 42.6 | ↑1.7 | |
| 5/18 21:50 | 44.5 | ↑1.9 | |
| 5/18 22:00 | 46.4 | ↑1.9 | |
| 5/18 22:10 | 48.4 | ↑2.0 | |
| 5/18 22:20 | 50.4 | ↑2.0 | |
| 5/18 22:30 | 52.5 | ↑2.1 | 最大潮位差 |
| 5/18 22:40 | 54.5 | ↑2.0 | |
| 5/18 22:50 | 56.6 | ↑2.1 | 最大潮位差 |
| 5/18 23:00 | 58.6 | ↑2.0 | |
| 5/18 23:10 | 60.5 | ↑1.9 | |
| 5/18 23:20 | 62.3 | ↑1.8 | |
| 5/18 23:30 | 64.1 | ↑1.8 | |
| 5/18 23:40 | 65.7 | ↑1.6 | |
| 5/18 23:50 | 67.2 | ↑1.5 |