| 満潮 | 干潮 | 満潮 | 干潮 |
|
12
(土) |
01:05 | 07:25 | 13:17 | 19:12 |
| 117cm | 53cm | 110cm | 54cm | |
|
||||
苫小牧（北海道）2018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 | 112.0 | ↑1.3 | |
| 5/12 00:10 | 113.2 | ↑1.2 | |
| 5/12 00:20 | 114.2 | ↑1.0 | |
| 5/12 00:30 | 114.9 | ↑0.7 | |
| 5/12 00:40 | 115.5 | ↑0.6 | |
| 5/12 00:50 | 115.9 | ↑0.4 | |
| 5/12 01:00 | 116.0 | ↑0.1 | 満潮 |
| 5/12 01:10 | 116.0 | 0 | |
| 5/12 01:20 | 115.8 | ↓-0.2 | |
| 5/12 01:30 | 115.4 | ↓-0.4 | |
| 5/12 01:40 | 114.9 | ↓-0.5 | |
| 5/12 01:50 | 114.2 | ↓-0.7 | |
| 5/12 02:00 | 113.3 | ↓-0.9 | |
| 5/12 02:10 | 112.2 | ↓-1.1 | |
| 5/12 02:20 | 111.0 | ↓-1.2 | |
| 5/12 02:30 | 109.7 | ↓-1.3 | |
| 5/12 02:40 | 108.1 | ↓-1.6 | |
| 5/12 02:50 | 106.5 | ↓-1.6 | |
| 5/12 03:00 | 104.7 | ↓-1.8 | |
| 5/12 03:10 | 102.7 | ↓-2.0 | |
| 5/12 03:20 | 100.6 | ↓-2.1 | |
| 5/12 03:30 | 98.3 | ↓-2.3 | |
| 5/12 03:40 | 95.9 | ↓-2.4 | |
| 5/12 03:50 | 93.4 | ↓-2.5 | |
| 5/12 04:00 | 90.9 | ↓-2.5 | |
| 5/12 04:10 | 88.2 | ↓-2.7 | |
| 5/12 04:20 | 85.5 | ↓-2.7 | |
| 5/12 04:30 | 82.7 | ↓-2.8 | |
| 5/12 04:40 | 79.9 | ↓-2.8 | |
| 5/12 04:50 | 77.2 | ↓-2.7 | |
| 5/12 05:00 | 74.5 | ↓-2.7 | |
| 5/12 05:10 | 71.8 | ↓-2.7 | |
| 5/12 05:20 | 69.3 | ↓-2.5 | |
| 5/12 05:30 | 66.9 | ↓-2.4 | |
| 5/12 05:40 | 64.6 | ↓-2.3 | |
| 5/12 05:50 | 62.5 | ↓-2.1 | |
| 5/12 06:00 | 60.6 | ↓-1.9 | |
| 5/12 06:10 | 58.8 | ↓-1.8 | |
| 5/12 06:20 | 57.3 | ↓-1.5 | |
| 5/12 06:30 | 56.0 | ↓-1.3 | |
| 5/12 06:40 | 55.0 | ↓-1.0 | |
| 5/12 06:50 | 54.1 | ↓-0.9 | |
| 5/12 07:00 | 53.5 | ↓-0.6 | |
| 5/12 07:10 | 53.1 | ↓-0.4 | |
| 5/12 07:20 | 52.9 | ↓-0.2 | 干潮 |
| 5/12 07:30 | 53.0 | ↑0.1 | |
| 5/12 07:40 | 53.2 | ↑0.2 | |
| 5/12 07:50 | 53.6 | ↑0.4 | |
| 5/12 08:00 | 54.3 | ↑0.7 | |
| 5/12 08:10 | 55.1 | ↑0.8 | |
| 5/12 08:20 | 56.0 | ↑0.9 | |
| 5/12 08:30 | 57.2 | ↑1.2 | |
| 5/12 08:40 | 58.5 | ↑1.3 | |
| 5/12 08:50 | 60.0 | ↑1.5 | |
| 5/12 09:00 | 61.6 | ↑1.6 | |
| 5/12 09:10 | 63.4 | ↑1.8 | |
| 5/12 09:20 | 65.4 | ↑2.0 | |
| 5/12 09:30 | 67.5 | ↑2.1 | |
| 5/12 09:40 | 69.7 | ↑2.2 | |
| 5/12 09:50 | 72.0 | ↑2.3 | |
| 5/12 10:00 | 74.4 | ↑2.4 | |
| 5/12 10:10 | 76.9 | ↑2.5 | |
| 5/12 10:20 | 79.5 | ↑2.6 | |
| 5/12 10:30 | 82.1 | ↑2.6 | |
| 5/12 10:40 | 84.7 | ↑2.6 | |
| 5/12 10:50 | 87.3 | ↑2.6 | |
| 5/12 11:00 | 89.9 | ↑2.6 | |
| 5/12 11:10 | 92.4 | ↑2.5 | |
| 5/12 11:20 | 94.8 | ↑2.4 | |
| 5/12 11:30 | 97.1 | ↑2.3 | |
| 5/12 11:40 | 99.3 | ↑2.2 | |
| 5/12 11:50 | 101.2 | ↑1.9 | |
| 5/12 12:00 | 103.0 | ↑1.8 | |
| 5/12 12:10 | 104.6 | ↑1.6 | |
| 5/12 12:20 | 106.0 | ↑1.4 | |
| 5/12 12:30 | 107.1 | ↑1.1 | |
| 5/12 12:40 | 108.0 | ↑0.9 | |
| 5/12 12:50 | 108.7 | ↑0.7 | |
| 5/12 13:00 | 109.2 | ↑0.5 | |
| 5/12 13:10 | 109.4 | ↑0.2 | 満潮 |
| 5/12 13:20 | 109.4 | 0 | |
| 5/12 13:30 | 109.3 | ↓-0.1 | |
| 5/12 13:40 | 108.9 | ↓-0.4 | |
| 5/12 13:50 | 108.3 | ↓-0.6 | |
| 5/12 14:00 | 107.6 | ↓-0.7 | |
| 5/12 14:10 | 106.7 | ↓-0.9 | |
| 5/12 14:20 | 105.7 | ↓-1.0 | |
| 5/12 14:30 | 104.5 | ↓-1.2 | |
| 5/12 14:40 | 103.2 | ↓-1.3 | |
| 5/12 14:50 | 101.7 | ↓-1.5 | |
| 5/12 15:00 | 100.1 | ↓-1.6 | |
| 5/12 15:10 | 98.4 | ↓-1.7 | |
| 5/12 15:20 | 96.5 | ↓-1.9 | |
| 5/12 15:30 | 94.5 | ↓-2.0 | |
| 5/12 15:40 | 92.4 | ↓-2.1 | |
| 5/12 15:50 | 90.2 | ↓-2.2 | |
| 5/12 16:00 | 87.9 | ↓-2.3 | |
| 5/12 16:10 | 85.5 | ↓-2.4 | |
| 5/12 16:20 | 83.0 | ↓-2.5 | |
| 5/12 16:30 | 80.5 | ↓-2.5 | |
| 5/12 16:40 | 78.0 | ↓-2.5 | |
| 5/12 16:50 | 75.4 | ↓-2.6 | |
| 5/12 17:00 | 72.9 | ↓-2.5 | |
| 5/12 17:10 | 70.5 | ↓-2.4 | |
| 5/12 17:20 | 68.1 | ↓-2.4 | |
| 5/12 17:30 | 65.8 | ↓-2.3 | |
| 5/12 17:40 | 63.7 | ↓-2.1 | |
| 5/12 17:50 | 61.7 | ↓-2.0 | |
| 5/12 18:00 | 59.9 | ↓-1.8 | |
| 5/12 18:10 | 58.3 | ↓-1.6 | |
| 5/12 18:20 | 56.9 | ↓-1.4 | |
| 5/12 18:30 | 55.8 | ↓-1.1 | |
| 5/12 18:40 | 54.9 | ↓-0.9 | |
| 5/12 18:50 | 54.3 | ↓-0.6 | |
| 5/12 19:00 | 53.9 | ↓-0.4 | |
| 5/12 19:10 | 53.8 | ↓-0.1 | 干潮 |
| 5/12 19:20 | 53.8 | 0 | |
| 5/12 19:30 | 54.1 | ↑0.3 | |
| 5/12 19:40 | 54.7 | ↑0.6 | |
| 5/12 19:50 | 55.4 | ↑0.7 | |
| 5/12 20:00 | 56.3 | ↑0.9 | |
| 5/12 20:10 | 57.4 | ↑1.1 | |
| 5/12 20:20 | 58.6 | ↑1.2 | |
| 5/12 20:30 | 60.1 | ↑1.5 | |
| 5/12 20:40 | 61.6 | ↑1.5 | |
| 5/12 20:50 | 63.3 | ↑1.7 | |
| 5/12 21:00 | 65.2 | ↑1.9 | |
| 5/12 21:10 | 67.2 | ↑2.0 | |
| 5/12 21:20 | 69.3 | ↑2.1 | |
| 5/12 21:30 | 71.5 | ↑2.2 | |
| 5/12 21:40 | 73.9 | ↑2.4 | |
| 5/12 21:50 | 76.4 | ↑2.5 | |
| 5/12 22:00 | 78.9 | ↑2.5 | |
| 5/12 22:10 | 81.6 | ↑2.7 | |
| 5/12 22:20 | 84.4 | ↑2.8 | |
| 5/12 22:30 | 87.2 | ↑2.8 | |
| 5/12 22:40 | 90.1 | ↑2.9 | 最大潮位差 |
| 5/12 22:50 | 93.0 | ↑2.9 | 最大潮位差 |
| 5/12 23:00 | 95.9 | ↑2.9 | 最大潮位差 |
| 5/12 23:10 | 98.7 | ↑2.8 | |
| 5/12 23:20 | 101.5 | ↑2.8 | |
| 5/12 23:30 | 104.2 | ↑2.7 | |
| 5/12 23:40 | 106.8 | ↑2.6 | |
| 5/12 23:50 | 109.3 | ↑2.5 |