| 満潮 | 干潮 | 満潮 | 干潮 |
|
20
(月) |
02:59 | 10:07 | 17:14 | 21:58 |
| 145cm | 3cm | 127cm | 81cm | |
|
||||
苫小牧（北海道）2019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 | 100.8 | ↑2.9 | |
| 5/20 00:10 | 103.8 | ↑3.0 | |
| 5/20 00:20 | 107.0 | ↑3.2 | |
| 5/20 00:30 | 110.2 | ↑3.2 | |
| 5/20 00:40 | 113.5 | ↑3.3 | |
| 5/20 00:50 | 116.9 | ↑3.4 | |
| 5/20 01:00 | 120.2 | ↑3.3 | |
| 5/20 01:10 | 123.5 | ↑3.3 | |
| 5/20 01:20 | 126.8 | ↑3.3 | |
| 5/20 01:30 | 129.8 | ↑3.0 | |
| 5/20 01:40 | 132.7 | ↑2.9 | |
| 5/20 01:50 | 135.4 | ↑2.7 | |
| 5/20 02:00 | 137.8 | ↑2.4 | |
| 5/20 02:10 | 139.8 | ↑2.0 | |
| 5/20 02:20 | 141.6 | ↑1.8 | |
| 5/20 02:30 | 142.9 | ↑1.3 | |
| 5/20 02:40 | 143.8 | ↑0.9 | |
| 5/20 02:50 | 144.4 | ↑0.6 | 満潮 |
| 5/20 03:00 | 144.5 | ↑0.1 | |
| 5/20 03:10 | 144.3 | ↓-0.2 | |
| 5/20 03:20 | 143.6 | ↓-0.7 | |
| 5/20 03:30 | 142.6 | ↓-1.0 | |
| 5/20 03:40 | 141.2 | ↓-1.4 | |
| 5/20 03:50 | 139.5 | ↓-1.7 | |
| 5/20 04:00 | 137.4 | ↓-2.1 | |
| 5/20 04:10 | 135.1 | ↓-2.3 | |
| 5/20 04:20 | 132.5 | ↓-2.6 | |
| 5/20 04:30 | 129.6 | ↓-2.9 | |
| 5/20 04:40 | 126.6 | ↓-3.0 | |
| 5/20 04:50 | 123.3 | ↓-3.3 | |
| 5/20 05:00 | 119.8 | ↓-3.5 | |
| 5/20 05:10 | 116.1 | ↓-3.7 | |
| 5/20 05:20 | 112.2 | ↓-3.9 | |
| 5/20 05:30 | 108.1 | ↓-4.1 | |
| 5/20 05:40 | 103.9 | ↓-4.2 | |
| 5/20 05:50 | 99.4 | ↓-4.5 | |
| 5/20 06:00 | 94.8 | ↓-4.6 | |
| 5/20 06:10 | 90.0 | ↓-4.8 | |
| 5/20 06:20 | 85.0 | ↓-5.0 | |
| 5/20 06:30 | 79.9 | ↓-5.1 | |
| 5/20 06:40 | 74.7 | ↓-5.2 | |
| 5/20 06:50 | 69.3 | ↓-5.4 | 最大潮位差 |
| 5/20 07:00 | 63.9 | ↓-5.4 | 最大潮位差 |
| 5/20 07:10 | 58.5 | ↓-5.4 | 最大潮位差 |
| 5/20 07:20 | 53.1 | ↓-5.4 | 最大潮位差 |
| 5/20 07:30 | 47.8 | ↓-5.3 | |
| 5/20 07:40 | 42.6 | ↓-5.2 | |
| 5/20 07:50 | 37.6 | ↓-5.0 | |
| 5/20 08:00 | 32.8 | ↓-4.8 | |
| 5/20 08:10 | 28.2 | ↓-4.6 | |
| 5/20 08:20 | 23.9 | ↓-4.3 | |
| 5/20 08:30 | 20.0 | ↓-3.9 | |
| 5/20 08:40 | 16.4 | ↓-3.6 | |
| 5/20 08:50 | 13.3 | ↓-3.1 | |
| 5/20 09:00 | 10.5 | ↓-2.8 | |
| 5/20 09:10 | 8.1 | ↓-2.4 | |
| 5/20 09:20 | 6.2 | ↓-1.9 | |
| 5/20 09:30 | 4.6 | ↓-1.6 | |
| 5/20 09:40 | 3.5 | ↓-1.1 | |
| 5/20 09:50 | 2.7 | ↓-0.8 | |
| 5/20 10:00 | 2.3 | ↓-0.4 | 干潮 |
| 5/20 10:10 | 2.3 | 0 | |
| 5/20 10:20 | 2.6 | ↑0.3 | |
| 5/20 10:30 | 3.2 | ↑0.6 | |
| 5/20 10:40 | 4.1 | ↑0.9 | |
| 5/20 10:50 | 5.3 | ↑1.2 | |
| 5/20 11:00 | 6.8 | ↑1.5 | |
| 5/20 11:10 | 8.6 | ↑1.8 | |
| 5/20 11:20 | 10.7 | ↑2.1 | |
| 5/20 11:30 | 13.1 | ↑2.4 | |
| 5/20 11:40 | 15.7 | ↑2.6 | |
| 5/20 11:50 | 18.7 | ↑3.0 | |
| 5/20 12:00 | 21.9 | ↑3.2 | |
| 5/20 12:10 | 25.5 | ↑3.6 | |
| 5/20 12:20 | 29.3 | ↑3.8 | |
| 5/20 12:30 | 33.4 | ↑4.1 | |
| 5/20 12:40 | 37.7 | ↑4.3 | |
| 5/20 12:50 | 42.3 | ↑4.6 | |
| 5/20 13:00 | 47.0 | ↑4.7 | |
| 5/20 13:10 | 52.0 | ↑5.0 | |
| 5/20 13:20 | 57.1 | ↑5.1 | |
| 5/20 13:30 | 62.2 | ↑5.1 | |
| 5/20 13:40 | 67.4 | ↑5.2 | |
| 5/20 13:50 | 72.6 | ↑5.2 | |
| 5/20 14:00 | 77.7 | ↑5.1 | |
| 5/20 14:10 | 82.7 | ↑5.0 | |
| 5/20 14:20 | 87.6 | ↑4.9 | |
| 5/20 14:30 | 92.2 | ↑4.6 | |
| 5/20 14:40 | 96.5 | ↑4.3 | |
| 5/20 14:50 | 100.6 | ↑4.1 | |
| 5/20 15:00 | 104.4 | ↑3.8 | |
| 5/20 15:10 | 107.9 | ↑3.5 | |
| 5/20 15:20 | 111.1 | ↑3.2 | |
| 5/20 15:30 | 113.9 | ↑2.8 | |
| 5/20 15:40 | 116.4 | ↑2.5 | |
| 5/20 15:50 | 118.5 | ↑2.1 | |
| 5/20 16:00 | 120.4 | ↑1.9 | |
| 5/20 16:10 | 122.0 | ↑1.6 | |
| 5/20 16:20 | 123.3 | ↑1.3 | |
| 5/20 16:30 | 124.4 | ↑1.1 | |
| 5/20 16:40 | 125.2 | ↑0.8 | |
| 5/20 16:50 | 125.8 | ↑0.6 | |
| 5/20 17:00 | 126.2 | ↑0.4 | |
| 5/20 17:10 | 126.3 | ↑0.1 | 満潮 |
| 5/20 17:20 | 126.3 | 0 | |
| 5/20 17:30 | 126.1 | ↓-0.2 | |
| 5/20 17:40 | 125.6 | ↓-0.5 | |
| 5/20 17:50 | 124.9 | ↓-0.7 | |
| 5/20 18:00 | 124.1 | ↓-0.8 | |
| 5/20 18:10 | 123.0 | ↓-1.1 | |
| 5/20 18:20 | 121.6 | ↓-1.4 | |
| 5/20 18:30 | 120.1 | ↓-1.5 | |
| 5/20 18:40 | 118.3 | ↓-1.8 | |
| 5/20 18:50 | 116.3 | ↓-2.0 | |
| 5/20 19:00 | 114.1 | ↓-2.2 | |
| 5/20 19:10 | 111.7 | ↓-2.4 | |
| 5/20 19:20 | 109.2 | ↓-2.5 | |
| 5/20 19:30 | 106.5 | ↓-2.7 | |
| 5/20 19:40 | 103.8 | ↓-2.7 | |
| 5/20 19:50 | 101.1 | ↓-2.7 | |
| 5/20 20:00 | 98.4 | ↓-2.7 | |
| 5/20 20:10 | 95.7 | ↓-2.7 | |
| 5/20 20:20 | 93.1 | ↓-2.6 | |
| 5/20 20:30 | 90.7 | ↓-2.4 | |
| 5/20 20:40 | 88.5 | ↓-2.2 | |
| 5/20 20:50 | 86.5 | ↓-2.0 | |
| 5/20 21:00 | 84.7 | ↓-1.8 | |
| 5/20 21:10 | 83.3 | ↓-1.4 | |
| 5/20 21:20 | 82.1 | ↓-1.2 | |
| 5/20 21:30 | 81.2 | ↓-0.9 | |
| 5/20 21:40 | 80.5 | ↓-0.7 | |
| 5/20 21:50 | 80.2 | ↓-0.3 | 干潮 |
| 5/20 22:00 | 80.2 | 0 | |
| 5/20 22:10 | 80.4 | ↑0.2 | |
| 5/20 22:20 | 80.8 | ↑0.4 | |
| 5/20 22:30 | 81.5 | ↑0.7 | |
| 5/20 22:40 | 82.4 | ↑0.9 | |
| 5/20 22:50 | 83.5 | ↑1.1 | |
| 5/20 23:00 | 84.7 | ↑1.2 | |
| 5/20 23:10 | 86.1 | ↑1.4 | |
| 5/20 23:20 | 87.7 | ↑1.6 | |
| 5/20 23:30 | 89.4 | ↑1.7 | |
| 5/20 23:40 | 91.2 | ↑1.8 | |
| 5/20 23:50 | 93.2 | ↑2.0 |