| 満潮 | 干潮 | 満潮 | 干潮 |
|
21
(水) |
04:17 | 11:27 | 18:31 | 23:17 |
| 145cm | -1cm | 122cm | 84cm | |
|
||||
苫小牧（北海道）2053年05月21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 |
|---|---|---|---|
| 5/21 00:00 | 88.9 | ↑1.6 | |
| 5/21 00:10 | 90.7 | ↑1.8 | |
| 5/21 00:20 | 92.5 | ↑1.8 | |
| 5/21 00:30 | 94.5 | ↑2.0 | |
| 5/21 00:40 | 96.5 | ↑2.0 | |
| 5/21 00:50 | 98.6 | ↑2.1 | |
| 5/21 01:00 | 100.9 | ↑2.3 | |
| 5/21 01:10 | 103.2 | ↑2.3 | |
| 5/21 01:20 | 105.7 | ↑2.5 | |
| 5/21 01:30 | 108.3 | ↑2.6 | |
| 5/21 01:40 | 110.9 | ↑2.6 | |
| 5/21 01:50 | 113.7 | ↑2.8 | |
| 5/21 02:00 | 116.5 | ↑2.8 | |
| 5/21 02:10 | 119.4 | ↑2.9 | |
| 5/21 02:20 | 122.4 | ↑3.0 | |
| 5/21 02:30 | 125.3 | ↑2.9 | |
| 5/21 02:40 | 128.1 | ↑2.8 | |
| 5/21 02:50 | 130.9 | ↑2.8 | |
| 5/21 03:00 | 133.5 | ↑2.6 | |
| 5/21 03:10 | 136.0 | ↑2.5 | |
| 5/21 03:20 | 138.2 | ↑2.2 | |
| 5/21 03:30 | 140.1 | ↑1.9 | |
| 5/21 03:40 | 141.7 | ↑1.6 | |
| 5/21 03:50 | 142.9 | ↑1.2 | |
| 5/21 04:00 | 143.8 | ↑0.9 | |
| 5/21 04:10 | 144.2 | ↑0.4 | 満潮 |
| 5/21 04:20 | 144.3 | ↑0.1 | |
| 5/21 04:30 | 143.9 | ↓-0.4 | |
| 5/21 04:40 | 143.1 | ↓-0.8 | |
| 5/21 04:50 | 141.9 | ↓-1.2 | |
| 5/21 05:00 | 140.3 | ↓-1.6 | |
| 5/21 05:10 | 138.3 | ↓-2.0 | |
| 5/21 05:20 | 136.0 | ↓-2.3 | |
| 5/21 05:30 | 133.4 | ↓-2.6 | |
| 5/21 05:40 | 130.5 | ↓-2.9 | |
| 5/21 05:50 | 127.4 | ↓-3.1 | |
| 5/21 06:00 | 124.1 | ↓-3.3 | |
| 5/21 06:10 | 120.6 | ↓-3.5 | |
| 5/21 06:20 | 116.9 | ↓-3.7 | |
| 5/21 06:30 | 113.0 | ↓-3.9 | |
| 5/21 06:40 | 109.0 | ↓-4.0 | |
| 5/21 06:50 | 104.9 | ↓-4.1 | |
| 5/21 07:00 | 100.6 | ↓-4.3 | |
| 5/21 07:10 | 96.2 | ↓-4.4 | |
| 5/21 07:20 | 91.6 | ↓-4.6 | |
| 5/21 07:30 | 87.0 | ↓-4.6 | |
| 5/21 07:40 | 82.1 | ↓-4.9 | |
| 5/21 07:50 | 77.2 | ↓-4.9 | |
| 5/21 08:00 | 72.2 | ↓-5.0 | |
| 5/21 08:10 | 67.0 | ↓-5.2 | |
| 5/21 08:20 | 61.8 | ↓-5.2 | |
| 5/21 08:30 | 56.5 | ↓-5.3 | 最大潮位差 |
| 5/21 08:40 | 51.3 | ↓-5.2 | |
| 5/21 08:50 | 46.0 | ↓-5.3 | 最大潮位差 |
| 5/21 09:00 | 40.8 | ↓-5.2 | |
| 5/21 09:10 | 35.8 | ↓-5.0 | |
| 5/21 09:20 | 30.9 | ↓-4.9 | |
| 5/21 09:30 | 26.2 | ↓-4.7 | |
| 5/21 09:40 | 21.8 | ↓-4.4 | |
| 5/21 09:50 | 17.7 | ↓-4.1 | |
| 5/21 10:00 | 14.0 | ↓-3.7 | |
| 5/21 10:10 | 10.6 | ↓-3.4 | |
| 5/21 10:20 | 7.6 | ↓-3.0 | |
| 5/21 10:30 | 5.1 | ↓-2.5 | |
| 5/21 10:40 | 3.0 | ↓-2.1 | |
| 5/21 10:50 | 1.3 | ↓-1.7 | |
| 5/21 11:00 | 0.0 | ↓-1.3 | |
| 5/21 11:10 | -0.8 | 0 | |
| 5/21 11:20 | -1.2 | ↓-0.4 | 干潮 |
| 5/21 11:30 | -1.3 | ↓-0.1 | |
| 5/21 11:40 | -1.0 | ↑0.3 | |
| 5/21 11:50 | -0.3 | ↑0.7 | |
| 5/21 12:00 | 0.7 | ↑1.0 | |
| 5/21 12:10 | 1.9 | ↑1.2 | |
| 5/21 12:20 | 3.5 | ↑1.6 | |
| 5/21 12:30 | 5.3 | ↑1.8 | |
| 5/21 12:40 | 7.4 | ↑2.1 | |
| 5/21 12:50 | 9.8 | ↑2.4 | |
| 5/21 13:00 | 12.4 | ↑2.6 | |
| 5/21 13:10 | 15.3 | ↑2.9 | |
| 5/21 13:20 | 18.4 | ↑3.1 | |
| 5/21 13:30 | 21.8 | ↑3.4 | |
| 5/21 13:40 | 25.5 | ↑3.7 | |
| 5/21 13:50 | 29.4 | ↑3.9 | |
| 5/21 14:00 | 33.5 | ↑4.1 | |
| 5/21 14:10 | 37.9 | ↑4.4 | |
| 5/21 14:20 | 42.5 | ↑4.6 | |
| 5/21 14:30 | 47.3 | ↑4.8 | |
| 5/21 14:40 | 52.3 | ↑5.0 | |
| 5/21 14:50 | 57.3 | ↑5.0 | |
| 5/21 15:00 | 62.5 | ↑5.2 | |
| 5/21 15:10 | 67.6 | ↑5.1 | |
| 5/21 15:20 | 72.8 | ↑5.2 | |
| 5/21 15:30 | 77.8 | ↑5.0 | |
| 5/21 15:40 | 82.8 | ↑5.0 | |
| 5/21 15:50 | 87.5 | ↑4.7 | |
| 5/21 16:00 | 92.0 | ↑4.5 | |
| 5/21 16:10 | 96.3 | ↑4.3 | |
| 5/21 16:20 | 100.2 | ↑3.9 | |
| 5/21 16:30 | 103.9 | ↑3.7 | |
| 5/21 16:40 | 107.1 | ↑3.2 | |
| 5/21 16:50 | 110.0 | ↑2.9 | |
| 5/21 17:00 | 112.6 | ↑2.6 | |
| 5/21 17:10 | 114.8 | ↑2.2 | |
| 5/21 17:20 | 116.7 | ↑1.9 | |
| 5/21 17:30 | 118.2 | ↑1.5 | |
| 5/21 17:40 | 119.4 | ↑1.2 | |
| 5/21 17:50 | 120.4 | ↑1.0 | |
| 5/21 18:00 | 121.1 | ↑0.7 | |
| 5/21 18:10 | 121.6 | ↑0.5 | |
| 5/21 18:20 | 121.9 | ↑0.3 | |
| 5/21 18:30 | 122.0 | ↑0.1 | 満潮 |
| 5/21 18:40 | 121.9 | ↓-0.1 | |
| 5/21 18:50 | 121.7 | ↓-0.2 | |
| 5/21 19:00 | 121.3 | ↓-0.4 | |
| 5/21 19:10 | 120.7 | ↓-0.6 | |
| 5/21 19:20 | 120.0 | ↓-0.7 | |
| 5/21 19:30 | 119.1 | ↓-0.9 | |
| 5/21 19:40 | 118.1 | ↓-1.0 | |
| 5/21 19:50 | 116.9 | ↓-1.2 | |
| 5/21 20:00 | 115.6 | ↓-1.3 | |
| 5/21 20:10 | 114.0 | ↓-1.6 | |
| 5/21 20:20 | 112.3 | ↓-1.7 | |
| 5/21 20:30 | 110.4 | ↓-1.9 | |
| 5/21 20:40 | 108.4 | ↓-2.0 | |
| 5/21 20:50 | 106.3 | ↓-2.1 | |
| 5/21 21:00 | 104.1 | ↓-2.2 | |
| 5/21 21:10 | 101.8 | ↓-2.3 | |
| 5/21 21:20 | 99.5 | ↓-2.3 | |
| 5/21 21:30 | 97.2 | ↓-2.3 | |
| 5/21 21:40 | 95.0 | ↓-2.2 | |
| 5/21 21:50 | 92.8 | ↓-2.2 | |
| 5/21 22:00 | 90.8 | ↓-2.0 | |
| 5/21 22:10 | 89.0 | ↓-1.8 | |
| 5/21 22:20 | 87.4 | ↓-1.6 | |
| 5/21 22:30 | 86.0 | ↓-1.4 | |
| 5/21 22:40 | 84.9 | ↓-1.1 | |
| 5/21 22:50 | 84.0 | ↓-0.9 | |
| 5/21 23:00 | 83.5 | ↓-0.5 | |
| 5/21 23:10 | 83.2 | ↓-0.3 | 干潮 |
| 5/21 23:20 | 83.1 | ↓-0.1 | |
| 5/21 23:30 | 83.3 | ↑0.2 | |
| 5/21 23:40 | 83.8 | ↑0.5 | |
| 5/21 23:50 | 84.5 | ↑0.7 |