| 満潮 | 干潮 | 満潮 | 干潮 |
|
4
(月) |
01:09 | 07:07 | 12:49 | 19:07 |
| 114cm | 66cm | 111cm | 41cm | |
|
||||
苫小牧（北海道）2020年05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 |
|---|---|---|---|
| 5/4 00:00 | 109.4 | ↑1.4 | |
| 5/4 00:10 | 110.6 | ↑1.2 | |
| 5/4 00:20 | 111.6 | ↑1.0 | |
| 5/4 00:30 | 112.4 | ↑0.8 | |
| 5/4 00:40 | 113.0 | ↑0.6 | |
| 5/4 00:50 | 113.4 | ↑0.4 | |
| 5/4 01:00 | 113.6 | ↑0.2 | 満潮 |
| 5/4 01:10 | 113.7 | ↑0.1 | |
| 5/4 01:20 | 113.5 | ↓-0.2 | |
| 5/4 01:30 | 113.3 | ↓-0.2 | |
| 5/4 01:40 | 112.8 | ↓-0.5 | |
| 5/4 01:50 | 112.2 | ↓-0.6 | |
| 5/4 02:00 | 111.4 | ↓-0.8 | |
| 5/4 02:10 | 110.5 | ↓-0.9 | |
| 5/4 02:20 | 109.4 | ↓-1.1 | |
| 5/4 02:30 | 108.2 | ↓-1.2 | |
| 5/4 02:40 | 106.8 | ↓-1.4 | |
| 5/4 02:50 | 105.3 | ↓-1.5 | |
| 5/4 03:00 | 103.7 | ↓-1.6 | |
| 5/4 03:10 | 102.0 | ↓-1.7 | |
| 5/4 03:20 | 100.1 | ↓-1.9 | |
| 5/4 03:30 | 98.2 | ↓-1.9 | |
| 5/4 03:40 | 96.2 | ↓-2.0 | |
| 5/4 03:50 | 94.1 | ↓-2.1 | |
| 5/4 04:00 | 91.9 | ↓-2.2 | |
| 5/4 04:10 | 89.8 | ↓-2.1 | |
| 5/4 04:20 | 87.6 | ↓-2.2 | |
| 5/4 04:30 | 85.4 | ↓-2.2 | |
| 5/4 04:40 | 83.2 | ↓-2.2 | |
| 5/4 04:50 | 81.1 | ↓-2.1 | |
| 5/4 05:00 | 79.1 | ↓-2.0 | |
| 5/4 05:10 | 77.2 | ↓-1.9 | |
| 5/4 05:20 | 75.4 | ↓-1.8 | |
| 5/4 05:30 | 73.7 | ↓-1.7 | |
| 5/4 05:40 | 72.1 | ↓-1.6 | |
| 5/4 05:50 | 70.7 | ↓-1.4 | |
| 5/4 06:00 | 69.5 | ↓-1.2 | |
| 5/4 06:10 | 68.4 | ↓-1.1 | |
| 5/4 06:20 | 67.6 | ↓-0.8 | |
| 5/4 06:30 | 66.8 | ↓-0.8 | |
| 5/4 06:40 | 66.3 | ↓-0.5 | |
| 5/4 06:50 | 66.0 | ↓-0.3 | |
| 5/4 07:00 | 65.8 | ↓-0.2 | 干潮 |
| 5/4 07:10 | 65.8 | 0 | |
| 5/4 07:20 | 65.9 | ↑0.1 | |
| 5/4 07:30 | 66.2 | ↑0.3 | |
| 5/4 07:40 | 66.7 | ↑0.5 | |
| 5/4 07:50 | 67.3 | ↑0.6 | |
| 5/4 08:00 | 68.1 | ↑0.8 | |
| 5/4 08:10 | 69.0 | ↑0.9 | |
| 5/4 08:20 | 70.0 | ↑1.0 | |
| 5/4 08:30 | 71.2 | ↑1.2 | |
| 5/4 08:40 | 72.5 | ↑1.3 | |
| 5/4 08:50 | 73.9 | ↑1.4 | |
| 5/4 09:00 | 75.5 | ↑1.6 | |
| 5/4 09:10 | 77.1 | ↑1.6 | |
| 5/4 09:20 | 78.9 | ↑1.8 | |
| 5/4 09:30 | 80.7 | ↑1.8 | |
| 5/4 09:40 | 82.7 | ↑2.0 | |
| 5/4 09:50 | 84.7 | ↑2.0 | |
| 5/4 10:00 | 86.8 | ↑2.1 | |
| 5/4 10:10 | 88.8 | ↑2.0 | |
| 5/4 10:20 | 91.0 | ↑2.2 | |
| 5/4 10:30 | 93.1 | ↑2.1 | |
| 5/4 10:40 | 95.1 | ↑2.0 | |
| 5/4 10:50 | 97.1 | ↑2.0 | |
| 5/4 11:00 | 99.1 | ↑2.0 | |
| 5/4 11:10 | 100.9 | ↑1.8 | |
| 5/4 11:20 | 102.6 | ↑1.7 | |
| 5/4 11:30 | 104.2 | ↑1.6 | |
| 5/4 11:40 | 105.6 | ↑1.4 | |
| 5/4 11:50 | 106.9 | ↑1.3 | |
| 5/4 12:00 | 107.9 | ↑1.0 | |
| 5/4 12:10 | 108.8 | ↑0.9 | |
| 5/4 12:20 | 109.5 | ↑0.7 | |
| 5/4 12:30 | 110.0 | ↑0.5 | |
| 5/4 12:40 | 110.2 | ↑0.2 | 満潮 |
| 5/4 12:50 | 110.3 | ↑0.1 | |
| 5/4 13:00 | 110.1 | ↓-0.2 | |
| 5/4 13:10 | 109.8 | ↓-0.3 | |
| 5/4 13:20 | 109.3 | ↓-0.5 | |
| 5/4 13:30 | 108.5 | ↓-0.8 | |
| 5/4 13:40 | 107.6 | ↓-0.9 | |
| 5/4 13:50 | 106.6 | ↓-1.0 | |
| 5/4 14:00 | 105.3 | ↓-1.3 | |
| 5/4 14:10 | 103.9 | ↓-1.4 | |
| 5/4 14:20 | 102.3 | ↓-1.6 | |
| 5/4 14:30 | 100.5 | ↓-1.8 | |
| 5/4 14:40 | 98.6 | ↓-1.9 | |
| 5/4 14:50 | 96.5 | ↓-2.1 | |
| 5/4 15:00 | 94.3 | ↓-2.2 | |
| 5/4 15:10 | 92.0 | ↓-2.3 | |
| 5/4 15:20 | 89.5 | ↓-2.5 | |
| 5/4 15:30 | 86.9 | ↓-2.6 | |
| 5/4 15:40 | 84.1 | ↓-2.8 | |
| 5/4 15:50 | 81.3 | ↓-2.8 | |
| 5/4 16:00 | 78.4 | ↓-2.9 | |
| 5/4 16:10 | 75.4 | ↓-3.0 | |
| 5/4 16:20 | 72.4 | ↓-3.0 | |
| 5/4 16:30 | 69.4 | ↓-3.0 | |
| 5/4 16:40 | 66.4 | ↓-3.0 | |
| 5/4 16:50 | 63.5 | ↓-2.9 | |
| 5/4 17:00 | 60.6 | ↓-2.9 | |
| 5/4 17:10 | 57.8 | ↓-2.8 | |
| 5/4 17:20 | 55.2 | ↓-2.6 | |
| 5/4 17:30 | 52.7 | ↓-2.5 | |
| 5/4 17:40 | 50.4 | ↓-2.3 | |
| 5/4 17:50 | 48.3 | ↓-2.1 | |
| 5/4 18:00 | 46.5 | ↓-1.8 | |
| 5/4 18:10 | 44.9 | ↓-1.6 | |
| 5/4 18:20 | 43.5 | ↓-1.4 | |
| 5/4 18:30 | 42.4 | ↓-1.1 | |
| 5/4 18:40 | 41.6 | ↓-0.8 | |
| 5/4 18:50 | 41.0 | ↓-0.6 | |
| 5/4 19:00 | 40.8 | ↓-0.2 | 干潮 |
| 5/4 19:10 | 40.7 | ↓-0.1 | |
| 5/4 19:20 | 41.0 | ↑0.3 | |
| 5/4 19:30 | 41.5 | ↑0.5 | |
| 5/4 19:40 | 42.2 | ↑0.7 | |
| 5/4 19:50 | 43.2 | ↑1.0 | |
| 5/4 20:00 | 44.3 | ↑1.1 | |
| 5/4 20:10 | 45.7 | ↑1.4 | |
| 5/4 20:20 | 47.4 | ↑1.7 | |
| 5/4 20:30 | 49.2 | ↑1.8 | |
| 5/4 20:40 | 51.2 | ↑2.0 | |
| 5/4 20:50 | 53.3 | ↑2.1 | |
| 5/4 21:00 | 55.7 | ↑2.4 | |
| 5/4 21:10 | 58.2 | ↑2.5 | |
| 5/4 21:20 | 60.9 | ↑2.7 | |
| 5/4 21:30 | 63.7 | ↑2.8 | |
| 5/4 21:40 | 66.6 | ↑2.9 | |
| 5/4 21:50 | 69.7 | ↑3.1 | |
| 5/4 22:00 | 72.9 | ↑3.2 | |
| 5/4 22:10 | 76.1 | ↑3.2 | |
| 5/4 22:20 | 79.4 | ↑3.3 | |
| 5/4 22:30 | 82.7 | ↑3.3 | |
| 5/4 22:40 | 86.1 | ↑3.4 | 最大潮位差 |
| 5/4 22:50 | 89.4 | ↑3.3 | |
| 5/4 23:00 | 92.6 | ↑3.2 | |
| 5/4 23:10 | 95.8 | ↑3.2 | |
| 5/4 23:20 | 98.9 | ↑3.1 | |
| 5/4 23:30 | 101.8 | ↑2.9 | |
| 5/4 23:40 | 104.6 | ↑2.8 | |
| 5/4 23:50 | 107.1 | ↑2.5 |