| 満潮 | 干潮 | 満潮 | 干潮 |
|
12
(水) |
05:50 | 00:08 | 21:44 | 13:40 |
| 132cm | 95cm | 106cm | 18cm | |
|
||||
苫小牧（北海道）2027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 | 95.0 | ↓-0.2 | 干潮 |
| 5/12 00:10 | 95.0 | 0 | |
| 5/12 00:20 | 95.1 | ↑0.1 | |
| 5/12 00:30 | 95.4 | ↑0.3 | |
| 5/12 00:40 | 95.9 | ↑0.5 | |
| 5/12 00:50 | 96.5 | ↑0.6 | |
| 5/12 01:00 | 97.2 | ↑0.7 | |
| 5/12 01:10 | 98.0 | ↑0.8 | |
| 5/12 01:20 | 98.9 | ↑0.9 | |
| 5/12 01:30 | 99.9 | ↑1.0 | |
| 5/12 01:40 | 101.0 | ↑1.1 | |
| 5/12 01:50 | 102.1 | ↑1.1 | |
| 5/12 02:00 | 103.3 | ↑1.2 | |
| 5/12 02:10 | 104.5 | ↑1.2 | |
| 5/12 02:20 | 105.7 | ↑1.2 | |
| 5/12 02:30 | 107.0 | ↑1.3 | |
| 5/12 02:40 | 108.3 | ↑1.3 | |
| 5/12 02:50 | 109.6 | ↑1.3 | |
| 5/12 03:00 | 111.0 | ↑1.4 | |
| 5/12 03:10 | 112.4 | ↑1.4 | |
| 5/12 03:20 | 113.8 | ↑1.4 | |
| 5/12 03:30 | 115.3 | ↑1.5 | |
| 5/12 03:40 | 116.8 | ↑1.5 | |
| 5/12 03:50 | 118.4 | ↑1.6 | |
| 5/12 04:00 | 119.9 | ↑1.5 | |
| 5/12 04:10 | 121.5 | ↑1.6 | |
| 5/12 04:20 | 123.0 | ↑1.5 | |
| 5/12 04:30 | 124.5 | ↑1.5 | |
| 5/12 04:40 | 125.9 | ↑1.4 | |
| 5/12 04:50 | 127.2 | ↑1.3 | |
| 5/12 05:00 | 128.4 | ↑1.2 | |
| 5/12 05:10 | 129.4 | ↑1.0 | |
| 5/12 05:20 | 130.2 | ↑0.8 | |
| 5/12 05:30 | 130.8 | ↑0.6 | |
| 5/12 05:40 | 131.2 | ↑0.4 | 満潮 |
| 5/12 05:50 | 131.3 | ↑0.1 | 満潮 |
| 5/12 06:00 | 131.2 | ↓-0.1 | |
| 5/12 06:10 | 130.7 | ↓-0.5 | |
| 5/12 06:20 | 130.0 | ↓-0.7 | |
| 5/12 06:30 | 129.0 | ↓-1.0 | |
| 5/12 06:40 | 127.7 | ↓-1.3 | |
| 5/12 06:50 | 126.2 | ↓-1.5 | |
| 5/12 07:00 | 124.4 | ↓-1.8 | |
| 5/12 07:10 | 122.4 | ↓-2.0 | |
| 5/12 07:20 | 120.2 | ↓-2.2 | |
| 5/12 07:30 | 117.8 | ↓-2.4 | |
| 5/12 07:40 | 115.3 | ↓-2.5 | |
| 5/12 07:50 | 112.6 | ↓-2.7 | |
| 5/12 08:00 | 109.8 | ↓-2.8 | |
| 5/12 08:10 | 107.0 | ↓-2.8 | |
| 5/12 08:20 | 104.0 | ↓-3.0 | |
| 5/12 08:30 | 100.9 | ↓-3.1 | |
| 5/12 08:40 | 97.8 | ↓-3.1 | |
| 5/12 08:50 | 94.6 | ↓-3.2 | |
| 5/12 09:00 | 91.3 | ↓-3.3 | |
| 5/12 09:10 | 88.0 | ↓-3.3 | |
| 5/12 09:20 | 84.6 | ↓-3.4 | |
| 5/12 09:30 | 81.2 | ↓-3.4 | |
| 5/12 09:40 | 77.7 | ↓-3.5 | |
| 5/12 09:50 | 74.1 | ↓-3.6 | |
| 5/12 10:00 | 70.5 | ↓-3.6 | |
| 5/12 10:10 | 66.8 | ↓-3.7 | 最大潮位差 |
| 5/12 10:20 | 63.1 | ↓-3.7 | 最大潮位差 |
| 5/12 10:30 | 59.4 | ↓-3.7 | 最大潮位差 |
| 5/12 10:40 | 55.8 | ↓-3.6 | |
| 5/12 10:50 | 52.1 | ↓-3.7 | 最大潮位差 |
| 5/12 11:00 | 48.5 | ↓-3.6 | |
| 5/12 11:10 | 45.0 | ↓-3.5 | |
| 5/12 11:20 | 41.7 | ↓-3.3 | |
| 5/12 11:30 | 38.5 | ↓-3.2 | |
| 5/12 11:40 | 35.4 | ↓-3.1 | |
| 5/12 11:50 | 32.6 | ↓-2.8 | |
| 5/12 12:00 | 29.9 | ↓-2.7 | |
| 5/12 12:10 | 27.6 | ↓-2.3 | |
| 5/12 12:20 | 25.4 | ↓-2.2 | |
| 5/12 12:30 | 23.6 | ↓-1.8 | |
| 5/12 12:40 | 22.0 | ↓-1.6 | |
| 5/12 12:50 | 20.6 | ↓-1.4 | |
| 5/12 13:00 | 19.6 | ↓-1.0 | |
| 5/12 13:10 | 18.8 | ↓-0.8 | |
| 5/12 13:20 | 18.2 | ↓-0.6 | |
| 5/12 13:30 | 17.9 | ↓-0.3 | 干潮 |
| 5/12 13:40 | 17.8 | ↓-0.1 | 干潮 |
| 5/12 13:50 | 17.9 | ↑0.1 | |
| 5/12 14:00 | 18.2 | ↑0.3 | |
| 5/12 14:10 | 18.8 | ↑0.6 | |
| 5/12 14:20 | 19.5 | ↑0.7 | |
| 5/12 14:30 | 20.4 | ↑0.9 | |
| 5/12 14:40 | 21.5 | ↑1.1 | |
| 5/12 14:50 | 22.8 | ↑1.3 | |
| 5/12 15:00 | 24.2 | ↑1.4 | |
| 5/12 15:10 | 25.9 | ↑1.7 | |
| 5/12 15:20 | 27.7 | ↑1.8 | |
| 5/12 15:30 | 29.7 | ↑2.0 | |
| 5/12 15:40 | 31.9 | ↑2.2 | |
| 5/12 15:50 | 34.4 | ↑2.5 | |
| 5/12 16:00 | 36.9 | ↑2.5 | |
| 5/12 16:10 | 39.7 | ↑2.8 | |
| 5/12 16:20 | 42.6 | ↑2.9 | |
| 5/12 16:30 | 45.7 | ↑3.1 | |
| 5/12 16:40 | 48.9 | ↑3.2 | |
| 5/12 16:50 | 52.2 | ↑3.3 | |
| 5/12 17:00 | 55.6 | ↑3.4 | |
| 5/12 17:10 | 59.0 | ↑3.4 | |
| 5/12 17:20 | 62.4 | ↑3.4 | |
| 5/12 17:30 | 65.8 | ↑3.4 | |
| 5/12 17:40 | 69.2 | ↑3.4 | |
| 5/12 17:50 | 72.4 | ↑3.2 | |
| 5/12 18:00 | 75.6 | ↑3.2 | |
| 5/12 18:10 | 78.6 | ↑3.0 | |
| 5/12 18:20 | 81.4 | ↑2.8 | |
| 5/12 18:30 | 84.1 | ↑2.7 | |
| 5/12 18:40 | 86.6 | ↑2.5 | |
| 5/12 18:50 | 88.8 | ↑2.2 | |
| 5/12 19:00 | 90.9 | ↑2.1 | |
| 5/12 19:10 | 92.9 | ↑2.0 | |
| 5/12 19:20 | 94.6 | ↑1.7 | |
| 5/12 19:30 | 96.1 | ↑1.5 | |
| 5/12 19:40 | 97.5 | ↑1.4 | |
| 5/12 19:50 | 98.8 | ↑1.3 | |
| 5/12 20:00 | 99.9 | ↑1.1 | |
| 5/12 20:10 | 100.9 | ↑1.0 | |
| 5/12 20:20 | 101.8 | ↑0.9 | |
| 5/12 20:30 | 102.6 | ↑0.8 | |
| 5/12 20:40 | 103.3 | ↑0.7 | |
| 5/12 20:50 | 103.9 | ↑0.6 | |
| 5/12 21:00 | 104.4 | ↑0.5 | |
| 5/12 21:10 | 104.8 | ↑0.4 | |
| 5/12 21:20 | 105.1 | ↑0.3 | |
| 5/12 21:30 | 105.3 | ↑0.2 | |
| 5/12 21:40 | 105.4 | ↑0.1 | 満潮 |
| 5/12 21:50 | 105.4 | 0 | |
| 5/12 22:00 | 105.2 | ↓-0.2 | |
| 5/12 22:10 | 105.0 | ↓-0.2 | |
| 5/12 22:20 | 104.6 | ↓-0.4 | |
| 5/12 22:30 | 104.1 | ↓-0.5 | |
| 5/12 22:40 | 103.5 | ↓-0.6 | |
| 5/12 22:50 | 102.8 | ↓-0.7 | |
| 5/12 23:00 | 102.1 | ↓-0.7 | |
| 5/12 23:10 | 101.3 | ↓-0.8 | |
| 5/12 23:20 | 100.4 | ↓-0.9 | |
| 5/12 23:30 | 99.5 | ↓-0.9 | |
| 5/12 23:40 | 98.6 | ↓-0.9 | |
| 5/12 23:50 | 97.8 | ↓-0.8 |