| 満潮 | 干潮 | 満潮 | 干潮 |
|
10
(日) |
02:39 | 09:55 | 17:11 | 21:40 |
| 143cm | 2cm | 123cm | 85cm | |
|
||||
苫小牧（北海道）2009年05月10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 |
|---|---|---|---|
| 5/10 00:00 | 108.6 | ↑2.7 | |
| 5/10 00:10 | 111.5 | ↑2.9 | |
| 5/10 00:20 | 114.4 | ↑2.9 | |
| 5/10 00:30 | 117.3 | ↑2.9 | |
| 5/10 00:40 | 120.3 | ↑3.0 | |
| 5/10 00:50 | 123.2 | ↑2.9 | |
| 5/10 01:00 | 126.1 | ↑2.9 | |
| 5/10 01:10 | 128.8 | ↑2.7 | |
| 5/10 01:20 | 131.4 | ↑2.6 | |
| 5/10 01:30 | 133.8 | ↑2.4 | |
| 5/10 01:40 | 136.0 | ↑2.2 | |
| 5/10 01:50 | 137.8 | ↑1.8 | |
| 5/10 02:00 | 139.4 | ↑1.6 | |
| 5/10 02:10 | 140.6 | ↑1.2 | |
| 5/10 02:20 | 141.5 | ↑0.9 | |
| 5/10 02:30 | 142.0 | ↑0.5 | 満潮 |
| 5/10 02:40 | 142.1 | ↑0.1 | |
| 5/10 02:50 | 141.9 | ↓-0.2 | |
| 5/10 03:00 | 141.3 | ↓-0.6 | |
| 5/10 03:10 | 140.3 | ↓-1.0 | |
| 5/10 03:20 | 138.9 | ↓-1.4 | |
| 5/10 03:30 | 137.3 | ↓-1.6 | |
| 5/10 03:40 | 135.3 | ↓-2.0 | |
| 5/10 03:50 | 133.1 | ↓-2.2 | |
| 5/10 04:00 | 130.6 | ↓-2.5 | |
| 5/10 04:10 | 127.9 | ↓-2.7 | |
| 5/10 04:20 | 124.9 | ↓-3.0 | |
| 5/10 04:30 | 121.8 | ↓-3.1 | |
| 5/10 04:40 | 118.4 | ↓-3.4 | |
| 5/10 04:50 | 114.8 | ↓-3.6 | |
| 5/10 05:00 | 111.1 | ↓-3.7 | |
| 5/10 05:10 | 107.1 | ↓-4.0 | |
| 5/10 05:20 | 103.0 | ↓-4.1 | |
| 5/10 05:30 | 98.8 | ↓-4.2 | |
| 5/10 05:40 | 94.3 | ↓-4.5 | |
| 5/10 05:50 | 89.7 | ↓-4.6 | |
| 5/10 06:00 | 84.9 | ↓-4.8 | |
| 5/10 06:10 | 80.0 | ↓-4.9 | |
| 5/10 06:20 | 75.0 | ↓-5.0 | |
| 5/10 06:30 | 69.9 | ↓-5.1 | |
| 5/10 06:40 | 64.7 | ↓-5.2 | 最大潮位差 |
| 5/10 06:50 | 59.5 | ↓-5.2 | 最大潮位差 |
| 5/10 07:00 | 54.3 | ↓-5.2 | 最大潮位差 |
| 5/10 07:10 | 49.1 | ↓-5.2 | 最大潮位差 |
| 5/10 07:20 | 44.1 | ↓-5.0 | |
| 5/10 07:30 | 39.1 | ↓-5.0 | |
| 5/10 07:40 | 34.4 | ↓-4.7 | |
| 5/10 07:50 | 29.8 | ↓-4.6 | |
| 5/10 08:00 | 25.6 | ↓-4.2 | |
| 5/10 08:10 | 21.6 | ↓-4.0 | |
| 5/10 08:20 | 18.0 | ↓-3.6 | |
| 5/10 08:30 | 14.7 | ↓-3.3 | |
| 5/10 08:40 | 11.7 | ↓-3.0 | |
| 5/10 08:50 | 9.2 | ↓-2.5 | |
| 5/10 09:00 | 7.1 | ↓-2.1 | |
| 5/10 09:10 | 5.3 | ↓-1.8 | |
| 5/10 09:20 | 3.9 | ↓-1.4 | |
| 5/10 09:30 | 2.9 | ↓-1.0 | |
| 5/10 09:40 | 2.3 | ↓-0.6 | |
| 5/10 09:50 | 2.0 | ↓-0.3 | 干潮 |
| 5/10 10:00 | 2.0 | 0 | |
| 5/10 10:10 | 2.4 | ↑0.4 | |
| 5/10 10:20 | 3.0 | ↑0.6 | |
| 5/10 10:30 | 4.0 | ↑1.0 | |
| 5/10 10:40 | 5.2 | ↑1.2 | |
| 5/10 10:50 | 6.7 | ↑1.5 | |
| 5/10 11:00 | 8.5 | ↑1.8 | |
| 5/10 11:10 | 10.6 | ↑2.1 | |
| 5/10 11:20 | 12.9 | ↑2.3 | |
| 5/10 11:30 | 15.6 | ↑2.7 | |
| 5/10 11:40 | 18.5 | ↑2.9 | |
| 5/10 11:50 | 21.7 | ↑3.2 | |
| 5/10 12:00 | 25.1 | ↑3.4 | |
| 5/10 12:10 | 28.9 | ↑3.8 | |
| 5/10 12:20 | 32.9 | ↑4.0 | |
| 5/10 12:30 | 37.1 | ↑4.2 | |
| 5/10 12:40 | 41.5 | ↑4.4 | |
| 5/10 12:50 | 46.1 | ↑4.6 | |
| 5/10 13:00 | 50.9 | ↑4.8 | |
| 5/10 13:10 | 55.8 | ↑4.9 | |
| 5/10 13:20 | 60.7 | ↑4.9 | |
| 5/10 13:30 | 65.7 | ↑5.0 | |
| 5/10 13:40 | 70.6 | ↑4.9 | |
| 5/10 13:50 | 75.5 | ↑4.9 | |
| 5/10 14:00 | 80.2 | ↑4.7 | |
| 5/10 14:10 | 84.8 | ↑4.6 | |
| 5/10 14:20 | 89.1 | ↑4.3 | |
| 5/10 14:30 | 93.3 | ↑4.2 | |
| 5/10 14:40 | 97.1 | ↑3.8 | |
| 5/10 14:50 | 100.7 | ↑3.6 | |
| 5/10 15:00 | 104.0 | ↑3.3 | |
| 5/10 15:10 | 107.0 | ↑3.0 | |
| 5/10 15:20 | 109.7 | ↑2.7 | |
| 5/10 15:30 | 112.1 | ↑2.4 | |
| 5/10 15:40 | 114.2 | ↑2.1 | |
| 5/10 15:50 | 116.1 | ↑1.9 | |
| 5/10 16:00 | 117.6 | ↑1.5 | |
| 5/10 16:10 | 119.0 | ↑1.4 | |
| 5/10 16:20 | 120.1 | ↑1.1 | |
| 5/10 16:30 | 121.0 | ↑0.9 | |
| 5/10 16:40 | 121.7 | ↑0.7 | |
| 5/10 16:50 | 122.2 | ↑0.5 | |
| 5/10 17:00 | 122.5 | ↑0.3 | |
| 5/10 17:10 | 122.6 | ↑0.1 | 満潮 |
| 5/10 17:20 | 122.4 | ↓-0.2 | |
| 5/10 17:30 | 122.1 | ↓-0.3 | |
| 5/10 17:40 | 121.6 | ↓-0.5 | |
| 5/10 17:50 | 120.9 | ↓-0.7 | |
| 5/10 18:00 | 120.0 | ↓-0.9 | |
| 5/10 18:10 | 118.8 | ↓-1.2 | |
| 5/10 18:20 | 117.5 | ↓-1.3 | |
| 5/10 18:30 | 115.9 | ↓-1.6 | |
| 5/10 18:40 | 114.1 | ↓-1.8 | |
| 5/10 18:50 | 112.2 | ↓-1.9 | |
| 5/10 19:00 | 110.1 | ↓-2.1 | |
| 5/10 19:10 | 107.9 | ↓-2.2 | |
| 5/10 19:20 | 105.5 | ↓-2.4 | |
| 5/10 19:30 | 103.2 | ↓-2.3 | |
| 5/10 19:40 | 100.8 | ↓-2.4 | |
| 5/10 19:50 | 98.5 | ↓-2.3 | |
| 5/10 20:00 | 96.2 | ↓-2.3 | |
| 5/10 20:10 | 94.0 | ↓-2.2 | |
| 5/10 20:20 | 92.0 | ↓-2.0 | |
| 5/10 20:30 | 90.2 | ↓-1.8 | |
| 5/10 20:40 | 88.6 | ↓-1.6 | |
| 5/10 20:50 | 87.2 | ↓-1.4 | |
| 5/10 21:00 | 86.0 | ↓-1.2 | |
| 5/10 21:10 | 85.2 | ↓-0.8 | |
| 5/10 21:20 | 84.6 | ↓-0.6 | |
| 5/10 21:30 | 84.2 | ↓-0.4 | 干潮 |
| 5/10 21:40 | 84.1 | ↓-0.1 | 干潮 |
| 5/10 21:50 | 84.3 | ↑0.2 | |
| 5/10 22:00 | 84.6 | ↑0.3 | |
| 5/10 22:10 | 85.2 | ↑0.6 | |
| 5/10 22:20 | 86.0 | ↑0.8 | |
| 5/10 22:30 | 87.0 | ↑1.0 | |
| 5/10 22:40 | 88.1 | ↑1.1 | |
| 5/10 22:50 | 89.3 | ↑1.2 | |
| 5/10 23:00 | 90.7 | ↑1.4 | |
| 5/10 23:10 | 92.3 | ↑1.6 | |
| 5/10 23:20 | 94.0 | ↑1.7 | |
| 5/10 23:30 | 95.8 | ↑1.8 | |
| 5/10 23:40 | 97.7 | ↑1.9 | |
| 5/10 23:50 | 99.7 | ↑2.0 |