| 満潮 | 干潮 | 満潮 | 干潮 |
|
20
(月) |
06:07 | 00:40 | 20:30 | 13:08 |
| 123cm | 86cm | 110cm | 27cm | |
|
||||
苫小牧（北海道）2052年05月20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 |
|---|---|---|---|
| 5/20 00:00 | 86.7 | ↓-0.9 | |
| 5/20 00:10 | 86.1 | ↓-0.6 | |
| 5/20 00:20 | 85.6 | ↓-0.5 | |
| 5/20 00:30 | 85.3 | ↓-0.3 | 干潮 |
| 5/20 00:40 | 85.2 | ↓-0.1 | 干潮 |
| 5/20 00:50 | 85.3 | ↑0.1 | |
| 5/20 01:00 | 85.6 | ↑0.3 | |
| 5/20 01:10 | 86.1 | ↑0.5 | |
| 5/20 01:20 | 86.7 | ↑0.6 | |
| 5/20 01:30 | 87.4 | ↑0.7 | |
| 5/20 01:40 | 88.3 | ↑0.9 | |
| 5/20 01:50 | 89.2 | ↑0.9 | |
| 5/20 02:00 | 90.2 | ↑1.0 | |
| 5/20 02:10 | 91.3 | ↑1.1 | |
| 5/20 02:20 | 92.5 | ↑1.2 | |
| 5/20 02:30 | 93.7 | ↑1.2 | |
| 5/20 02:40 | 95.0 | ↑1.3 | |
| 5/20 02:50 | 96.3 | ↑1.3 | |
| 5/20 03:00 | 97.6 | ↑1.3 | |
| 5/20 03:10 | 99.0 | ↑1.4 | |
| 5/20 03:20 | 100.5 | ↑1.5 | |
| 5/20 03:30 | 102.0 | ↑1.5 | |
| 5/20 03:40 | 103.6 | ↑1.6 | |
| 5/20 03:50 | 105.2 | ↑1.6 | |
| 5/20 04:00 | 106.9 | ↑1.7 | |
| 5/20 04:10 | 108.6 | ↑1.7 | |
| 5/20 04:20 | 110.3 | ↑1.7 | |
| 5/20 04:30 | 112.0 | ↑1.7 | |
| 5/20 04:40 | 113.7 | ↑1.7 | |
| 5/20 04:50 | 115.3 | ↑1.6 | |
| 5/20 05:00 | 116.8 | ↑1.5 | |
| 5/20 05:10 | 118.2 | ↑1.4 | |
| 5/20 05:20 | 119.5 | ↑1.3 | |
| 5/20 05:30 | 120.5 | ↑1.0 | |
| 5/20 05:40 | 121.3 | ↑0.8 | |
| 5/20 05:50 | 121.9 | ↑0.6 | |
| 5/20 06:00 | 122.2 | ↑0.3 | 満潮 |
| 5/20 06:10 | 122.2 | 0 | |
| 5/20 06:20 | 122.0 | ↓-0.2 | |
| 5/20 06:30 | 121.4 | ↓-0.6 | |
| 5/20 06:40 | 120.5 | ↓-0.9 | |
| 5/20 06:50 | 119.3 | ↓-1.2 | |
| 5/20 07:00 | 117.8 | ↓-1.5 | |
| 5/20 07:10 | 116.0 | ↓-1.8 | |
| 5/20 07:20 | 114.0 | ↓-2.0 | |
| 5/20 07:30 | 111.8 | ↓-2.2 | |
| 5/20 07:40 | 109.4 | ↓-2.4 | |
| 5/20 07:50 | 106.9 | ↓-2.5 | |
| 5/20 08:00 | 104.2 | ↓-2.7 | |
| 5/20 08:10 | 101.4 | ↓-2.8 | |
| 5/20 08:20 | 98.5 | ↓-2.9 | |
| 5/20 08:30 | 95.5 | ↓-3.0 | |
| 5/20 08:40 | 92.5 | ↓-3.0 | |
| 5/20 08:50 | 89.4 | ↓-3.1 | |
| 5/20 09:00 | 86.3 | ↓-3.1 | |
| 5/20 09:10 | 83.2 | ↓-3.1 | |
| 5/20 09:20 | 80.0 | ↓-3.2 | 最大潮位差 |
| 5/20 09:30 | 76.8 | ↓-3.2 | 最大潮位差 |
| 5/20 09:40 | 73.6 | ↓-3.2 | 最大潮位差 |
| 5/20 09:50 | 70.4 | ↓-3.2 | 最大潮位差 |
| 5/20 10:00 | 67.2 | ↓-3.2 | 最大潮位差 |
| 5/20 10:10 | 64.0 | ↓-3.2 | 最大潮位差 |
| 5/20 10:20 | 60.8 | ↓-3.2 | 最大潮位差 |
| 5/20 10:30 | 57.6 | ↓-3.2 | 最大潮位差 |
| 5/20 10:40 | 54.4 | ↓-3.2 | 最大潮位差 |
| 5/20 10:50 | 51.3 | ↓-3.1 | |
| 5/20 11:00 | 48.2 | ↓-3.1 | |
| 5/20 11:10 | 45.3 | ↓-2.9 | |
| 5/20 11:20 | 42.5 | ↓-2.8 | |
| 5/20 11:30 | 39.9 | ↓-2.6 | |
| 5/20 11:40 | 37.4 | ↓-2.5 | |
| 5/20 11:50 | 35.1 | ↓-2.3 | |
| 5/20 12:00 | 33.1 | ↓-2.0 | |
| 5/20 12:10 | 31.4 | ↓-1.7 | |
| 5/20 12:20 | 29.9 | ↓-1.5 | |
| 5/20 12:30 | 28.7 | ↓-1.2 | |
| 5/20 12:40 | 27.8 | ↓-0.9 | |
| 5/20 12:50 | 27.2 | ↓-0.6 | |
| 5/20 13:00 | 26.8 | ↓-0.4 | 干潮 |
| 5/20 13:10 | 26.8 | 0 | |
| 5/20 13:20 | 27.0 | ↑0.2 | |
| 5/20 13:30 | 27.4 | ↑0.4 | |
| 5/20 13:40 | 28.1 | ↑0.7 | |
| 5/20 13:50 | 29.0 | ↑0.9 | |
| 5/20 14:00 | 30.1 | ↑1.1 | |
| 5/20 14:10 | 31.4 | ↑1.3 | |
| 5/20 14:20 | 32.9 | ↑1.5 | |
| 5/20 14:30 | 34.5 | ↑1.6 | |
| 5/20 14:40 | 36.2 | ↑1.7 | |
| 5/20 14:50 | 38.0 | ↑1.8 | |
| 5/20 15:00 | 40.0 | ↑2.0 | |
| 5/20 15:10 | 42.1 | ↑2.1 | |
| 5/20 15:20 | 44.4 | ↑2.3 | |
| 5/20 15:30 | 46.7 | ↑2.3 | |
| 5/20 15:40 | 49.2 | ↑2.5 | |
| 5/20 15:50 | 51.8 | ↑2.6 | |
| 5/20 16:00 | 54.5 | ↑2.7 | |
| 5/20 16:10 | 57.3 | ↑2.8 | |
| 5/20 16:20 | 60.2 | ↑2.9 | |
| 5/20 16:30 | 63.2 | ↑3.0 | |
| 5/20 16:40 | 66.3 | ↑3.1 | |
| 5/20 16:50 | 69.5 | ↑3.2 | 最大潮位差 |
| 5/20 17:00 | 72.7 | ↑3.2 | 最大潮位差 |
| 5/20 17:10 | 75.9 | ↑3.2 | 最大潮位差 |
| 5/20 17:20 | 79.1 | ↑3.2 | 最大潮位差 |
| 5/20 17:30 | 82.2 | ↑3.1 | |
| 5/20 17:40 | 85.3 | ↑3.1 | |
| 5/20 17:50 | 88.3 | ↑3.0 | |
| 5/20 18:00 | 91.1 | ↑2.8 | |
| 5/20 18:10 | 93.8 | ↑2.7 | |
| 5/20 18:20 | 96.3 | ↑2.5 | |
| 5/20 18:30 | 98.6 | ↑2.3 | |
| 5/20 18:40 | 100.6 | ↑2.0 | |
| 5/20 18:50 | 102.5 | ↑1.9 | |
| 5/20 19:00 | 104.1 | ↑1.6 | |
| 5/20 19:10 | 105.5 | ↑1.4 | |
| 5/20 19:20 | 106.6 | ↑1.1 | |
| 5/20 19:30 | 107.6 | ↑1.0 | |
| 5/20 19:40 | 108.4 | ↑0.8 | |
| 5/20 19:50 | 108.9 | ↑0.5 | |
| 5/20 20:00 | 109.4 | ↑0.5 | |
| 5/20 20:10 | 109.6 | ↑0.2 | |
| 5/20 20:20 | 109.8 | ↑0.2 | 満潮 |
| 5/20 20:30 | 109.8 | 0 | 満潮 |
| 5/20 20:40 | 109.8 | 0 | |
| 5/20 20:50 | 109.6 | ↓-0.2 | |
| 5/20 21:00 | 109.4 | ↓-0.2 | |
| 5/20 21:10 | 109.1 | ↓-0.3 | |
| 5/20 21:20 | 108.7 | ↓-0.4 | |
| 5/20 21:30 | 108.2 | ↓-0.5 | |
| 5/20 21:40 | 107.7 | ↓-0.5 | |
| 5/20 21:50 | 107.1 | ↓-0.6 | |
| 5/20 22:00 | 106.4 | ↓-0.7 | |
| 5/20 22:10 | 105.6 | ↓-0.8 | |
| 5/20 22:20 | 104.7 | ↓-0.9 | |
| 5/20 22:30 | 103.7 | ↓-1.0 | |
| 5/20 22:40 | 102.6 | ↓-1.1 | |
| 5/20 22:50 | 101.4 | ↓-1.2 | |
| 5/20 23:00 | 100.2 | ↓-1.2 | |
| 5/20 23:10 | 98.8 | ↓-1.4 | |
| 5/20 23:20 | 97.5 | ↓-1.3 | |
| 5/20 23:30 | 96.1 | ↓-1.4 | |
| 5/20 23:40 | 94.7 | ↓-1.4 | |
| 5/20 23:50 | 93.4 | ↓-1.3 |