| 満潮 | 干潮 | 満潮 | 干潮 |
|
1
(月) |
05:18 | 12:18 | 19:26 | - |
| 132cm | 14cm | 109cm | - | |
|
||||
苫小牧（北海道）2051年05月1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 |
|---|---|---|---|
| 5/1 00:00 | 80.6 | ↑0.3 | |
| 5/1 00:10 | 81.2 | ↑0.6 | |
| 5/1 00:20 | 82.0 | ↑0.8 | |
| 5/1 00:30 | 82.9 | ↑0.9 | |
| 5/1 00:40 | 84.1 | ↑1.2 | |
| 5/1 00:50 | 85.4 | ↑1.3 | |
| 5/1 01:00 | 86.8 | ↑1.4 | |
| 5/1 01:10 | 88.3 | ↑1.5 | |
| 5/1 01:20 | 89.9 | ↑1.6 | |
| 5/1 01:30 | 91.6 | ↑1.7 | |
| 5/1 01:40 | 93.3 | ↑1.7 | |
| 5/1 01:50 | 95.1 | ↑1.8 | |
| 5/1 02:00 | 96.9 | ↑1.8 | |
| 5/1 02:10 | 98.8 | ↑1.9 | |
| 5/1 02:20 | 100.7 | ↑1.9 | |
| 5/1 02:30 | 102.7 | ↑2.0 | |
| 5/1 02:40 | 104.8 | ↑2.1 | |
| 5/1 02:50 | 106.9 | ↑2.1 | |
| 5/1 03:00 | 109.0 | ↑2.1 | |
| 5/1 03:10 | 111.2 | ↑2.2 | |
| 5/1 03:20 | 113.4 | ↑2.2 | |
| 5/1 03:30 | 115.6 | ↑2.2 | |
| 5/1 03:40 | 117.8 | ↑2.2 | |
| 5/1 03:50 | 119.9 | ↑2.1 | |
| 5/1 04:00 | 122.0 | ↑2.1 | |
| 5/1 04:10 | 123.9 | ↑1.9 | |
| 5/1 04:20 | 125.7 | ↑1.8 | |
| 5/1 04:30 | 127.3 | ↑1.6 | |
| 5/1 04:40 | 128.6 | ↑1.3 | |
| 5/1 04:50 | 129.7 | ↑1.1 | |
| 5/1 05:00 | 130.5 | ↑0.8 | |
| 5/1 05:10 | 130.9 | ↑0.4 | 満潮 |
| 5/1 05:20 | 131.0 | ↑0.1 | |
| 5/1 05:30 | 130.7 | ↓-0.3 | |
| 5/1 05:40 | 130.1 | ↓-0.6 | |
| 5/1 05:50 | 129.0 | ↓-1.1 | |
| 5/1 06:00 | 127.6 | ↓-1.4 | |
| 5/1 06:10 | 125.8 | ↓-1.8 | |
| 5/1 06:20 | 123.7 | ↓-2.1 | |
| 5/1 06:30 | 121.3 | ↓-2.4 | |
| 5/1 06:40 | 118.7 | ↓-2.6 | |
| 5/1 06:50 | 115.7 | ↓-3.0 | |
| 5/1 07:00 | 112.6 | ↓-3.1 | |
| 5/1 07:10 | 109.3 | ↓-3.3 | |
| 5/1 07:20 | 105.8 | ↓-3.5 | |
| 5/1 07:30 | 102.3 | ↓-3.5 | |
| 5/1 07:40 | 98.6 | ↓-3.7 | |
| 5/1 07:50 | 94.8 | ↓-3.8 | |
| 5/1 08:00 | 91.0 | ↓-3.8 | |
| 5/1 08:10 | 87.2 | ↓-3.8 | |
| 5/1 08:20 | 83.3 | ↓-3.9 | |
| 5/1 08:30 | 79.4 | ↓-3.9 | |
| 5/1 08:40 | 75.5 | ↓-3.9 | |
| 5/1 08:50 | 71.5 | ↓-4.0 | 最大潮位差 |
| 5/1 09:00 | 67.6 | ↓-3.9 | |
| 5/1 09:10 | 63.6 | ↓-4.0 | 最大潮位差 |
| 5/1 09:20 | 59.6 | ↓-4.0 | 最大潮位差 |
| 5/1 09:30 | 55.6 | ↓-4.0 | 最大潮位差 |
| 5/1 09:40 | 51.7 | ↓-3.9 | |
| 5/1 09:50 | 47.8 | ↓-3.9 | |
| 5/1 10:00 | 43.9 | ↓-3.9 | |
| 5/1 10:10 | 40.2 | ↓-3.7 | |
| 5/1 10:20 | 36.6 | ↓-3.6 | |
| 5/1 10:30 | 33.1 | ↓-3.5 | |
| 5/1 10:40 | 29.9 | ↓-3.2 | |
| 5/1 10:50 | 26.8 | ↓-3.1 | |
| 5/1 11:00 | 24.0 | ↓-2.8 | |
| 5/1 11:10 | 21.6 | ↓-2.4 | |
| 5/1 11:20 | 19.4 | ↓-2.2 | |
| 5/1 11:30 | 17.5 | ↓-1.9 | |
| 5/1 11:40 | 16.1 | ↓-1.4 | |
| 5/1 11:50 | 14.9 | ↓-1.2 | |
| 5/1 12:00 | 14.2 | ↓-0.7 | |
| 5/1 12:10 | 13.7 | ↓-0.5 | 干潮 |
| 5/1 12:20 | 13.7 | 0 | |
| 5/1 12:30 | 13.9 | ↑0.2 | |
| 5/1 12:40 | 14.5 | ↑0.6 | |
| 5/1 12:50 | 15.3 | ↑0.8 | |
| 5/1 13:00 | 16.4 | ↑1.1 | |
| 5/1 13:10 | 17.8 | ↑1.4 | |
| 5/1 13:20 | 19.3 | ↑1.5 | |
| 5/1 13:30 | 21.1 | ↑1.8 | |
| 5/1 13:40 | 23.0 | ↑1.9 | |
| 5/1 13:50 | 25.1 | ↑2.1 | |
| 5/1 14:00 | 27.3 | ↑2.2 | |
| 5/1 14:10 | 29.7 | ↑2.4 | |
| 5/1 14:20 | 32.2 | ↑2.5 | |
| 5/1 14:30 | 34.8 | ↑2.6 | |
| 5/1 14:40 | 37.6 | ↑2.8 | |
| 5/1 14:50 | 40.5 | ↑2.9 | |
| 5/1 15:00 | 43.5 | ↑3.0 | |
| 5/1 15:10 | 46.6 | ↑3.1 | |
| 5/1 15:20 | 49.9 | ↑3.3 | |
| 5/1 15:30 | 53.2 | ↑3.3 | |
| 5/1 15:40 | 56.7 | ↑3.5 | |
| 5/1 15:50 | 60.3 | ↑3.6 | |
| 5/1 16:00 | 63.9 | ↑3.6 | |
| 5/1 16:10 | 67.6 | ↑3.7 | |
| 5/1 16:20 | 71.3 | ↑3.7 | |
| 5/1 16:30 | 75.0 | ↑3.7 | |
| 5/1 16:40 | 78.6 | ↑3.6 | |
| 5/1 16:50 | 82.1 | ↑3.5 | |
| 5/1 17:00 | 85.5 | ↑3.4 | |
| 5/1 17:10 | 88.8 | ↑3.3 | |
| 5/1 17:20 | 91.8 | ↑3.0 | |
| 5/1 17:30 | 94.6 | ↑2.8 | |
| 5/1 17:40 | 97.2 | ↑2.6 | |
| 5/1 17:50 | 99.5 | ↑2.3 | |
| 5/1 18:00 | 101.5 | ↑2.0 | |
| 5/1 18:10 | 103.3 | ↑1.8 | |
| 5/1 18:20 | 104.7 | ↑1.4 | |
| 5/1 18:30 | 105.9 | ↑1.2 | |
| 5/1 18:40 | 106.9 | ↑1.0 | |
| 5/1 18:50 | 107.6 | ↑0.7 | |
| 5/1 19:00 | 108.1 | ↑0.5 | |
| 5/1 19:10 | 108.4 | ↑0.3 | |
| 5/1 19:20 | 108.6 | ↑0.2 | 満潮 |
| 5/1 19:30 | 108.6 | 0 | |
| 5/1 19:40 | 108.5 | ↓-0.1 | |
| 5/1 19:50 | 108.2 | ↓-0.3 | |
| 5/1 20:00 | 107.9 | ↓-0.3 | |
| 5/1 20:10 | 107.5 | ↓-0.4 | |
| 5/1 20:20 | 107.1 | ↓-0.4 | |
| 5/1 20:30 | 106.6 | ↓-0.5 | |
| 5/1 20:40 | 106.0 | ↓-0.6 | |
| 5/1 20:50 | 105.3 | ↓-0.7 | |
| 5/1 21:00 | 104.5 | ↓-0.8 | |
| 5/1 21:10 | 103.7 | ↓-0.8 | |
| 5/1 21:20 | 102.8 | ↓-0.9 | |
| 5/1 21:30 | 101.8 | ↓-1.0 | |
| 5/1 21:40 | 100.7 | ↓-1.1 | |
| 5/1 21:50 | 99.5 | ↓-1.2 | |
| 5/1 22:00 | 98.2 | ↓-1.3 | |
| 5/1 22:10 | 96.8 | ↓-1.4 | |
| 5/1 22:20 | 95.4 | ↓-1.4 | |
| 5/1 22:30 | 94.0 | ↓-1.4 | |
| 5/1 22:40 | 92.6 | ↓-1.4 | |
| 5/1 22:50 | 91.2 | ↓-1.4 | |
| 5/1 23:00 | 89.8 | ↓-1.4 | |
| 5/1 23:10 | 88.5 | ↓-1.3 | |
| 5/1 23:20 | 87.3 | ↓-1.2 | |
| 5/1 23:30 | 86.3 | ↓-1.0 | |
| 5/1 23:40 | 85.4 | ↓-0.9 | |
| 5/1 23:50 | 84.7 | ↓-0.7 |