| 満潮 | 干潮 | 満潮 | 干潮 |
|
12
(日) |
01:40 | 08:42 | 15:26 | 20:28 |
| 131cm | 25cm | 120cm | 69cm | |
|
||||
苫小牧（北海道）2052年05月12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 |
|---|---|---|---|
| 5/12 00:00 | 116.9 | ↑2.7 | |
| 5/12 00:10 | 119.4 | ↑2.5 | |
| 5/12 00:20 | 121.7 | ↑2.3 | |
| 5/12 00:30 | 123.7 | ↑2.0 | |
| 5/12 00:40 | 125.5 | ↑1.8 | |
| 5/12 00:50 | 127.1 | ↑1.6 | |
| 5/12 01:00 | 128.3 | ↑1.2 | |
| 5/12 01:10 | 129.3 | ↑1.0 | |
| 5/12 01:20 | 130.0 | ↑0.7 | |
| 5/12 01:30 | 130.4 | ↑0.4 | 満潮 |
| 5/12 01:40 | 130.5 | ↑0.1 | 満潮 |
| 5/12 01:50 | 130.3 | ↓-0.2 | |
| 5/12 02:00 | 129.9 | ↓-0.4 | |
| 5/12 02:10 | 129.2 | ↓-0.7 | |
| 5/12 02:20 | 128.2 | ↓-1.0 | |
| 5/12 02:30 | 127.1 | ↓-1.1 | |
| 5/12 02:40 | 125.7 | ↓-1.4 | |
| 5/12 02:50 | 124.1 | ↓-1.6 | |
| 5/12 03:00 | 122.3 | ↓-1.8 | |
| 5/12 03:10 | 120.3 | ↓-2.0 | |
| 5/12 03:20 | 118.1 | ↓-2.2 | |
| 5/12 03:30 | 115.7 | ↓-2.4 | |
| 5/12 03:40 | 113.1 | ↓-2.6 | |
| 5/12 03:50 | 110.3 | ↓-2.8 | |
| 5/12 04:00 | 107.3 | ↓-3.0 | |
| 5/12 04:10 | 104.1 | ↓-3.2 | |
| 5/12 04:20 | 100.7 | ↓-3.4 | |
| 5/12 04:30 | 97.1 | ↓-3.6 | |
| 5/12 04:40 | 93.3 | ↓-3.8 | |
| 5/12 04:50 | 89.4 | ↓-3.9 | |
| 5/12 05:00 | 85.4 | ↓-4.0 | |
| 5/12 05:10 | 81.2 | ↓-4.2 | |
| 5/12 05:20 | 77.0 | ↓-4.2 | |
| 5/12 05:30 | 72.8 | ↓-4.2 | |
| 5/12 05:40 | 68.5 | ↓-4.3 | 最大潮位差 |
| 5/12 05:50 | 64.3 | ↓-4.2 | |
| 5/12 06:00 | 60.1 | ↓-4.2 | |
| 5/12 06:10 | 56.0 | ↓-4.1 | |
| 5/12 06:20 | 52.1 | ↓-3.9 | |
| 5/12 06:30 | 48.4 | ↓-3.7 | |
| 5/12 06:40 | 44.8 | ↓-3.6 | |
| 5/12 06:50 | 41.5 | ↓-3.3 | |
| 5/12 07:00 | 38.5 | ↓-3.0 | |
| 5/12 07:10 | 35.8 | ↓-2.7 | |
| 5/12 07:20 | 33.3 | ↓-2.5 | |
| 5/12 07:30 | 31.1 | ↓-2.2 | |
| 5/12 07:40 | 29.3 | ↓-1.8 | |
| 5/12 07:50 | 27.7 | ↓-1.6 | |
| 5/12 08:00 | 26.4 | ↓-1.3 | |
| 5/12 08:10 | 25.4 | ↓-1.0 | |
| 5/12 08:20 | 24.7 | ↓-0.7 | |
| 5/12 08:30 | 24.3 | ↓-0.4 | |
| 5/12 08:40 | 24.1 | ↓-0.2 | 干潮 |
| 5/12 08:50 | 24.2 | ↑0.1 | |
| 5/12 09:00 | 24.6 | ↑0.4 | |
| 5/12 09:10 | 25.2 | ↑0.6 | |
| 5/12 09:20 | 26.1 | ↑0.9 | |
| 5/12 09:30 | 27.2 | ↑1.1 | |
| 5/12 09:40 | 28.6 | ↑1.4 | |
| 5/12 09:50 | 30.3 | ↑1.7 | |
| 5/12 10:00 | 32.2 | ↑1.9 | |
| 5/12 10:10 | 34.4 | ↑2.2 | |
| 5/12 10:20 | 36.8 | ↑2.4 | |
| 5/12 10:30 | 39.5 | ↑2.7 | |
| 5/12 10:40 | 42.5 | ↑3.0 | |
| 5/12 10:50 | 45.7 | ↑3.2 | |
| 5/12 11:00 | 49.1 | ↑3.4 | |
| 5/12 11:10 | 52.7 | ↑3.6 | |
| 5/12 11:20 | 56.5 | ↑3.8 | |
| 5/12 11:30 | 60.4 | ↑3.9 | |
| 5/12 11:40 | 64.5 | ↑4.1 | |
| 5/12 11:50 | 68.6 | ↑4.1 | |
| 5/12 12:00 | 72.7 | ↑4.1 | |
| 5/12 12:10 | 76.8 | ↑4.1 | |
| 5/12 12:20 | 80.9 | ↑4.1 | |
| 5/12 12:30 | 84.9 | ↑4.0 | |
| 5/12 12:40 | 88.8 | ↑3.9 | |
| 5/12 12:50 | 92.4 | ↑3.6 | |
| 5/12 13:00 | 95.9 | ↑3.5 | |
| 5/12 13:10 | 99.2 | ↑3.3 | |
| 5/12 13:20 | 102.3 | ↑3.1 | |
| 5/12 13:30 | 105.1 | ↑2.8 | |
| 5/12 13:40 | 107.6 | ↑2.5 | |
| 5/12 13:50 | 109.9 | ↑2.3 | |
| 5/12 14:00 | 111.9 | ↑2.0 | |
| 5/12 14:10 | 113.7 | ↑1.8 | |
| 5/12 14:20 | 115.3 | ↑1.6 | |
| 5/12 14:30 | 116.6 | ↑1.3 | |
| 5/12 14:40 | 117.6 | ↑1.0 | |
| 5/12 14:50 | 118.5 | ↑0.9 | |
| 5/12 15:00 | 119.1 | ↑0.6 | |
| 5/12 15:10 | 119.5 | ↑0.4 | |
| 5/12 15:20 | 119.8 | ↑0.3 | 満潮 |
| 5/12 15:30 | 119.7 | ↓-0.1 | |
| 5/12 15:40 | 119.5 | ↓-0.2 | |
| 5/12 15:50 | 119.1 | ↓-0.4 | |
| 5/12 16:00 | 118.4 | ↓-0.7 | |
| 5/12 16:10 | 117.5 | ↓-0.9 | |
| 5/12 16:20 | 116.4 | ↓-1.1 | |
| 5/12 16:30 | 115.1 | ↓-1.3 | |
| 5/12 16:40 | 113.5 | ↓-1.6 | |
| 5/12 16:50 | 111.7 | ↓-1.8 | |
| 5/12 17:00 | 109.7 | ↓-2.0 | |
| 5/12 17:10 | 107.5 | ↓-2.2 | |
| 5/12 17:20 | 105.1 | ↓-2.4 | |
| 5/12 17:30 | 102.5 | ↓-2.6 | |
| 5/12 17:40 | 99.8 | ↓-2.7 | |
| 5/12 17:50 | 97.1 | ↓-2.7 | |
| 5/12 18:00 | 94.3 | ↓-2.8 | |
| 5/12 18:10 | 91.5 | ↓-2.8 | |
| 5/12 18:20 | 88.7 | ↓-2.8 | |
| 5/12 18:30 | 86.0 | ↓-2.7 | |
| 5/12 18:40 | 83.3 | ↓-2.7 | |
| 5/12 18:50 | 80.9 | ↓-2.4 | |
| 5/12 19:00 | 78.6 | ↓-2.3 | |
| 5/12 19:10 | 76.5 | ↓-2.1 | |
| 5/12 19:20 | 74.7 | ↓-1.8 | |
| 5/12 19:30 | 73.1 | ↓-1.6 | |
| 5/12 19:40 | 71.8 | ↓-1.3 | |
| 5/12 19:50 | 70.7 | ↓-1.1 | |
| 5/12 20:00 | 69.9 | ↓-0.8 | |
| 5/12 20:10 | 69.3 | ↓-0.6 | |
| 5/12 20:20 | 69.0 | ↓-0.3 | 干潮 |
| 5/12 20:30 | 69.0 | 0 | |
| 5/12 20:40 | 69.1 | ↑0.1 | |
| 5/12 20:50 | 69.5 | ↑0.4 | |
| 5/12 21:00 | 70.1 | ↑0.6 | |
| 5/12 21:10 | 70.9 | ↑0.8 | |
| 5/12 21:20 | 71.9 | ↑1.0 | |
| 5/12 21:30 | 73.0 | ↑1.1 | |
| 5/12 21:40 | 74.4 | ↑1.4 | |
| 5/12 21:50 | 75.9 | ↑1.5 | |
| 5/12 22:00 | 77.6 | ↑1.7 | |
| 5/12 22:10 | 79.4 | ↑1.8 | |
| 5/12 22:20 | 81.5 | ↑2.1 | |
| 5/12 22:30 | 83.7 | ↑2.2 | |
| 5/12 22:40 | 86.1 | ↑2.4 | |
| 5/12 22:50 | 88.6 | ↑2.5 | |
| 5/12 23:00 | 91.3 | ↑2.7 | |
| 5/12 23:10 | 94.2 | ↑2.9 | |
| 5/12 23:20 | 97.1 | ↑2.9 | |
| 5/12 23:30 | 100.2 | ↑3.1 | |
| 5/12 23:40 | 103.4 | ↑3.2 | |
| 5/12 23:50 | 106.5 | ↑3.1 |