| 満潮 | 干潮 | 満潮 | 干潮 |
|
17
(月) |
05:07 | 12:33 | 20:16 | - |
| 131cm | 15cm | 109cm | - | |
|
||||
苫小牧（北海道）2021年05月17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 |
|---|---|---|---|
| 5/17 00:00 | 93.9 | ↑0.4 | |
| 5/17 00:10 | 94.5 | ↑0.6 | |
| 5/17 00:20 | 95.3 | ↑0.8 | |
| 5/17 00:30 | 96.3 | ↑1.0 | |
| 5/17 00:40 | 97.3 | ↑1.0 | |
| 5/17 00:50 | 98.5 | ↑1.2 | |
| 5/17 01:00 | 99.8 | ↑1.3 | |
| 5/17 01:10 | 101.2 | ↑1.4 | |
| 5/17 01:20 | 102.6 | ↑1.4 | |
| 5/17 01:30 | 104.0 | ↑1.4 | |
| 5/17 01:40 | 105.5 | ↑1.5 | |
| 5/17 01:50 | 107.0 | ↑1.5 | |
| 5/17 02:00 | 108.4 | ↑1.4 | |
| 5/17 02:10 | 109.9 | ↑1.5 | |
| 5/17 02:20 | 111.4 | ↑1.5 | |
| 5/17 02:30 | 112.9 | ↑1.5 | |
| 5/17 02:40 | 114.4 | ↑1.5 | |
| 5/17 02:50 | 115.8 | ↑1.4 | |
| 5/17 03:00 | 117.3 | ↑1.5 | |
| 5/17 03:10 | 118.8 | ↑1.5 | |
| 5/17 03:20 | 120.3 | ↑1.5 | |
| 5/17 03:30 | 121.8 | ↑1.5 | |
| 5/17 03:40 | 123.3 | ↑1.5 | |
| 5/17 03:50 | 124.7 | ↑1.4 | |
| 5/17 04:00 | 126.0 | ↑1.3 | |
| 5/17 04:10 | 127.2 | ↑1.2 | |
| 5/17 04:20 | 128.3 | ↑1.1 | |
| 5/17 04:30 | 129.3 | ↑1.0 | |
| 5/17 04:40 | 130.1 | ↑0.8 | |
| 5/17 04:50 | 130.6 | ↑0.5 | |
| 5/17 05:00 | 130.9 | ↑0.3 | 満潮 |
| 5/17 05:10 | 131.0 | ↑0.1 | |
| 5/17 05:20 | 130.7 | ↓-0.3 | |
| 5/17 05:30 | 130.1 | ↓-0.6 | |
| 5/17 05:40 | 129.2 | ↓-0.9 | |
| 5/17 05:50 | 128.0 | ↓-1.2 | |
| 5/17 06:00 | 126.5 | ↓-1.5 | |
| 5/17 06:10 | 124.6 | ↓-1.9 | |
| 5/17 06:20 | 122.5 | ↓-2.1 | |
| 5/17 06:30 | 120.1 | ↓-2.4 | |
| 5/17 06:40 | 117.5 | ↓-2.6 | |
| 5/17 06:50 | 114.6 | ↓-2.9 | |
| 5/17 07:00 | 111.6 | ↓-3.0 | |
| 5/17 07:10 | 108.4 | ↓-3.2 | |
| 5/17 07:20 | 105.0 | ↓-3.4 | |
| 5/17 07:30 | 101.6 | ↓-3.4 | |
| 5/17 07:40 | 98.1 | ↓-3.5 | |
| 5/17 07:50 | 94.5 | ↓-3.6 | |
| 5/17 08:00 | 90.9 | ↓-3.6 | |
| 5/17 08:10 | 87.2 | ↓-3.7 | |
| 5/17 08:20 | 83.6 | ↓-3.6 | |
| 5/17 08:30 | 79.9 | ↓-3.7 | |
| 5/17 08:40 | 76.2 | ↓-3.7 | |
| 5/17 08:50 | 72.5 | ↓-3.7 | |
| 5/17 09:00 | 68.8 | ↓-3.7 | |
| 5/17 09:10 | 65.1 | ↓-3.7 | |
| 5/17 09:20 | 61.3 | ↓-3.8 | 最大潮位差 |
| 5/17 09:30 | 57.6 | ↓-3.7 | |
| 5/17 09:40 | 53.9 | ↓-3.7 | |
| 5/17 09:50 | 50.2 | ↓-3.7 | |
| 5/17 10:00 | 46.6 | ↓-3.6 | |
| 5/17 10:10 | 43.0 | ↓-3.6 | |
| 5/17 10:20 | 39.5 | ↓-3.5 | |
| 5/17 10:30 | 36.2 | ↓-3.3 | |
| 5/17 10:40 | 33.0 | ↓-3.2 | |
| 5/17 10:50 | 29.9 | ↓-3.1 | |
| 5/17 11:00 | 27.1 | ↓-2.8 | |
| 5/17 11:10 | 24.4 | ↓-2.7 | |
| 5/17 11:20 | 22.1 | ↓-2.3 | |
| 5/17 11:30 | 20.0 | ↓-2.1 | |
| 5/17 11:40 | 18.2 | ↓-1.8 | |
| 5/17 11:50 | 16.8 | ↓-1.4 | |
| 5/17 12:00 | 15.6 | ↓-1.2 | |
| 5/17 12:10 | 14.8 | ↓-0.8 | |
| 5/17 12:20 | 14.3 | ↓-0.5 | |
| 5/17 12:30 | 14.1 | ↓-0.2 | 干潮 |
| 5/17 12:40 | 14.1 | 0 | |
| 5/17 12:50 | 14.5 | ↑0.4 | |
| 5/17 13:00 | 15.2 | ↑0.7 | |
| 5/17 13:10 | 16.1 | ↑0.9 | |
| 5/17 13:20 | 17.2 | ↑1.1 | |
| 5/17 13:30 | 18.5 | ↑1.3 | |
| 5/17 13:40 | 20.0 | ↑1.5 | |
| 5/17 13:50 | 21.7 | ↑1.7 | |
| 5/17 14:00 | 23.5 | ↑1.8 | |
| 5/17 14:10 | 25.5 | ↑2.0 | |
| 5/17 14:20 | 27.7 | ↑2.2 | |
| 5/17 14:30 | 30.0 | ↑2.3 | |
| 5/17 14:40 | 32.5 | ↑2.5 | |
| 5/17 14:50 | 35.1 | ↑2.6 | |
| 5/17 15:00 | 37.8 | ↑2.7 | |
| 5/17 15:10 | 40.7 | ↑2.9 | |
| 5/17 15:20 | 43.7 | ↑3.0 | |
| 5/17 15:30 | 46.8 | ↑3.1 | |
| 5/17 15:40 | 50.1 | ↑3.3 | |
| 5/17 15:50 | 53.5 | ↑3.4 | |
| 5/17 16:00 | 57.0 | ↑3.5 | |
| 5/17 16:10 | 60.6 | ↑3.6 | |
| 5/17 16:20 | 64.2 | ↑3.6 | |
| 5/17 16:30 | 67.8 | ↑3.6 | |
| 5/17 16:40 | 71.5 | ↑3.7 | |
| 5/17 16:50 | 75.1 | ↑3.6 | |
| 5/17 17:00 | 78.6 | ↑3.5 | |
| 5/17 17:10 | 82.0 | ↑3.4 | |
| 5/17 17:20 | 85.3 | ↑3.3 | |
| 5/17 17:30 | 88.3 | ↑3.0 | |
| 5/17 17:40 | 91.2 | ↑2.9 | |
| 5/17 17:50 | 93.9 | ↑2.7 | |
| 5/17 18:00 | 96.3 | ↑2.4 | |
| 5/17 18:10 | 98.5 | ↑2.2 | |
| 5/17 18:20 | 100.4 | ↑1.9 | |
| 5/17 18:30 | 102.1 | ↑1.7 | |
| 5/17 18:40 | 103.6 | ↑1.5 | |
| 5/17 18:50 | 104.8 | ↑1.2 | |
| 5/17 19:00 | 105.8 | ↑1.0 | |
| 5/17 19:10 | 106.6 | ↑0.8 | |
| 5/17 19:20 | 107.3 | ↑0.7 | |
| 5/17 19:30 | 107.8 | ↑0.5 | |
| 5/17 19:40 | 108.1 | ↑0.3 | |
| 5/17 19:50 | 108.4 | ↑0.3 | |
| 5/17 20:00 | 108.5 | ↑0.1 | |
| 5/17 20:10 | 108.6 | ↑0.1 | 満潮 |
| 5/17 20:20 | 108.6 | 0 | |
| 5/17 20:30 | 108.5 | ↓-0.1 | |
| 5/17 20:40 | 108.4 | ↓-0.1 | |
| 5/17 20:50 | 108.2 | ↓-0.2 | |
| 5/17 21:00 | 108.0 | ↓-0.2 | |
| 5/17 21:10 | 107.6 | ↓-0.4 | |
| 5/17 21:20 | 107.2 | ↓-0.4 | |
| 5/17 21:30 | 106.8 | ↓-0.4 | |
| 5/17 21:40 | 106.2 | ↓-0.6 | |
| 5/17 21:50 | 105.6 | ↓-0.6 | |
| 5/17 22:00 | 104.9 | ↓-0.7 | |
| 5/17 22:10 | 104.1 | ↓-0.8 | |
| 5/17 22:20 | 103.3 | ↓-0.8 | |
| 5/17 22:30 | 102.5 | ↓-0.8 | |
| 5/17 22:40 | 101.6 | ↓-0.9 | |
| 5/17 22:50 | 100.7 | ↓-0.9 | |
| 5/17 23:00 | 99.9 | ↓-0.8 | |
| 5/17 23:10 | 99.1 | ↓-0.8 | |
| 5/17 23:20 | 98.4 | ↓-0.7 | |
| 5/17 23:30 | 97.7 | ↓-0.7 | |
| 5/17 23:40 | 97.2 | ↓-0.5 | |
| 5/17 23:50 | 96.8 | ↓-0.4 |