| 満潮 | 干潮 | 満潮 | 干潮 |
|
1
(日) |
01:36 | 08:25 | 14:57 | 20:11 |
| 124cm | 28cm | 117cm | 68cm | |
|
||||
苫小牧（北海道）2011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 | 112.5 | ↑2.2 | |
| 5/1 00:10 | 114.6 | ↑2.1 | |
| 5/1 00:20 | 116.5 | ↑1.9 | |
| 5/1 00:30 | 118.2 | ↑1.7 | |
| 5/1 00:40 | 119.7 | ↑1.5 | |
| 5/1 00:50 | 120.9 | ↑1.2 | |
| 5/1 01:00 | 121.9 | ↑1.0 | |
| 5/1 01:10 | 122.6 | ↑0.7 | |
| 5/1 01:20 | 123.1 | ↑0.5 | |
| 5/1 01:30 | 123.3 | ↑0.2 | 満潮 |
| 5/1 01:40 | 123.3 | 0 | |
| 5/1 01:50 | 123.1 | ↓-0.2 | |
| 5/1 02:00 | 122.6 | ↓-0.5 | |
| 5/1 02:10 | 121.9 | ↓-0.7 | |
| 5/1 02:20 | 121.0 | ↓-0.9 | |
| 5/1 02:30 | 119.9 | ↓-1.1 | |
| 5/1 02:40 | 118.6 | ↓-1.3 | |
| 5/1 02:50 | 117.1 | ↓-1.5 | |
| 5/1 03:00 | 115.3 | ↓-1.8 | |
| 5/1 03:10 | 113.4 | ↓-1.9 | |
| 5/1 03:20 | 111.3 | ↓-2.1 | |
| 5/1 03:30 | 109.0 | ↓-2.3 | |
| 5/1 03:40 | 106.5 | ↓-2.5 | |
| 5/1 03:50 | 103.7 | ↓-2.8 | |
| 5/1 04:00 | 100.8 | ↓-2.9 | |
| 5/1 04:10 | 97.7 | ↓-3.1 | |
| 5/1 04:20 | 94.4 | ↓-3.3 | |
| 5/1 04:30 | 91.0 | ↓-3.4 | |
| 5/1 04:40 | 87.4 | ↓-3.6 | |
| 5/1 04:50 | 83.6 | ↓-3.8 | |
| 5/1 05:00 | 79.8 | ↓-3.8 | |
| 5/1 05:10 | 75.9 | ↓-3.9 | |
| 5/1 05:20 | 71.9 | ↓-4.0 | 最大潮位差 |
| 5/1 05:30 | 67.9 | ↓-4.0 | 最大潮位差 |
| 5/1 05:40 | 64.0 | ↓-3.9 | |
| 5/1 05:50 | 60.1 | ↓-3.9 | |
| 5/1 06:00 | 56.3 | ↓-3.8 | |
| 5/1 06:10 | 52.7 | ↓-3.6 | |
| 5/1 06:20 | 49.2 | ↓-3.5 | |
| 5/1 06:30 | 46.0 | ↓-3.2 | |
| 5/1 06:40 | 42.9 | ↓-3.1 | |
| 5/1 06:50 | 40.1 | ↓-2.8 | |
| 5/1 07:00 | 37.6 | ↓-2.5 | |
| 5/1 07:10 | 35.3 | ↓-2.3 | |
| 5/1 07:20 | 33.3 | ↓-2.0 | |
| 5/1 07:30 | 31.7 | ↓-1.6 | |
| 5/1 07:40 | 30.3 | ↓-1.4 | |
| 5/1 07:50 | 29.2 | ↓-1.1 | |
| 5/1 08:00 | 28.4 | ↓-0.8 | |
| 5/1 08:10 | 27.8 | ↓-0.6 | |
| 5/1 08:20 | 27.6 | ↓-0.2 | 干潮 |
| 5/1 08:30 | 27.6 | 0 | |
| 5/1 08:40 | 27.9 | ↑0.3 | |
| 5/1 08:50 | 28.4 | ↑0.5 | |
| 5/1 09:00 | 29.2 | ↑0.8 | |
| 5/1 09:10 | 30.3 | ↑1.1 | |
| 5/1 09:20 | 31.6 | ↑1.3 | |
| 5/1 09:30 | 33.2 | ↑1.6 | |
| 5/1 09:40 | 35.0 | ↑1.8 | |
| 5/1 09:50 | 37.1 | ↑2.1 | |
| 5/1 10:00 | 39.4 | ↑2.3 | |
| 5/1 10:10 | 41.9 | ↑2.5 | |
| 5/1 10:20 | 44.7 | ↑2.8 | |
| 5/1 10:30 | 47.7 | ↑3.0 | |
| 5/1 10:40 | 51.0 | ↑3.3 | |
| 5/1 10:50 | 54.4 | ↑3.4 | |
| 5/1 11:00 | 57.9 | ↑3.5 | |
| 5/1 11:10 | 61.6 | ↑3.7 | |
| 5/1 11:20 | 65.4 | ↑3.8 | |
| 5/1 11:30 | 69.3 | ↑3.9 | |
| 5/1 11:40 | 73.2 | ↑3.9 | |
| 5/1 11:50 | 77.1 | ↑3.9 | |
| 5/1 12:00 | 80.9 | ↑3.8 | |
| 5/1 12:10 | 84.7 | ↑3.8 | |
| 5/1 12:20 | 88.3 | ↑3.6 | |
| 5/1 12:30 | 91.8 | ↑3.5 | |
| 5/1 12:40 | 95.1 | ↑3.3 | |
| 5/1 12:50 | 98.2 | ↑3.1 | |
| 5/1 13:00 | 101.0 | ↑2.8 | |
| 5/1 13:10 | 103.6 | ↑2.6 | |
| 5/1 13:20 | 106.0 | ↑2.4 | |
| 5/1 13:30 | 108.1 | ↑2.1 | |
| 5/1 13:40 | 110.0 | ↑1.9 | |
| 5/1 13:50 | 111.6 | ↑1.6 | |
| 5/1 14:00 | 112.9 | ↑1.3 | |
| 5/1 14:10 | 114.0 | ↑1.1 | |
| 5/1 14:20 | 114.9 | ↑0.9 | |
| 5/1 14:30 | 115.5 | ↑0.6 | |
| 5/1 14:40 | 115.9 | ↑0.4 | |
| 5/1 14:50 | 116.2 | ↑0.3 | 満潮 |
| 5/1 15:00 | 116.2 | 0 | |
| 5/1 15:10 | 116.0 | ↓-0.2 | |
| 5/1 15:20 | 115.6 | ↓-0.4 | |
| 5/1 15:30 | 115.0 | ↓-0.6 | |
| 5/1 15:40 | 114.2 | ↓-0.8 | |
| 5/1 15:50 | 113.3 | ↓-0.9 | |
| 5/1 16:00 | 112.1 | ↓-1.2 | |
| 5/1 16:10 | 110.8 | ↓-1.3 | |
| 5/1 16:20 | 109.2 | ↓-1.6 | |
| 5/1 16:30 | 107.5 | ↓-1.7 | |
| 5/1 16:40 | 105.6 | ↓-1.9 | |
| 5/1 16:50 | 103.6 | ↓-2.0 | |
| 5/1 17:00 | 101.3 | ↓-2.3 | |
| 5/1 17:10 | 99.0 | ↓-2.3 | |
| 5/1 17:20 | 96.6 | ↓-2.4 | |
| 5/1 17:30 | 94.0 | ↓-2.6 | |
| 5/1 17:40 | 91.5 | ↓-2.5 | |
| 5/1 17:50 | 88.9 | ↓-2.6 | |
| 5/1 18:00 | 86.3 | ↓-2.6 | |
| 5/1 18:10 | 83.8 | ↓-2.5 | |
| 5/1 18:20 | 81.4 | ↓-2.4 | |
| 5/1 18:30 | 79.1 | ↓-2.3 | |
| 5/1 18:40 | 77.0 | ↓-2.1 | |
| 5/1 18:50 | 75.1 | ↓-1.9 | |
| 5/1 19:00 | 73.3 | ↓-1.8 | |
| 5/1 19:10 | 71.8 | ↓-1.5 | |
| 5/1 19:20 | 70.5 | ↓-1.3 | |
| 5/1 19:30 | 69.5 | ↓-1.0 | |
| 5/1 19:40 | 68.7 | ↓-0.8 | |
| 5/1 19:50 | 68.1 | ↓-0.6 | |
| 5/1 20:00 | 67.8 | ↓-0.3 | |
| 5/1 20:10 | 67.7 | ↓-0.1 | 干潮 |
| 5/1 20:20 | 67.8 | ↑0.1 | |
| 5/1 20:30 | 68.1 | ↑0.3 | |
| 5/1 20:40 | 68.6 | ↑0.5 | |
| 5/1 20:50 | 69.3 | ↑0.7 | |
| 5/1 21:00 | 70.1 | ↑0.8 | |
| 5/1 21:10 | 71.1 | ↑1.0 | |
| 5/1 21:20 | 72.3 | ↑1.2 | |
| 5/1 21:30 | 73.6 | ↑1.3 | |
| 5/1 21:40 | 75.1 | ↑1.5 | |
| 5/1 21:50 | 76.7 | ↑1.6 | |
| 5/1 22:00 | 78.4 | ↑1.7 | |
| 5/1 22:10 | 80.3 | ↑1.9 | |
| 5/1 22:20 | 82.4 | ↑2.1 | |
| 5/1 22:30 | 84.6 | ↑2.2 | |
| 5/1 22:40 | 86.9 | ↑2.3 | |
| 5/1 22:50 | 89.4 | ↑2.5 | |
| 5/1 23:00 | 92.0 | ↑2.6 | |
| 5/1 23:10 | 94.7 | ↑2.7 | |
| 5/1 23:20 | 97.4 | ↑2.7 | |
| 5/1 23:30 | 100.2 | ↑2.8 | |
| 5/1 23:40 | 103.1 | ↑2.9 | |
| 5/1 23:50 | 105.9 | ↑2.8 |