| 満潮 | 干潮 | 満潮 | 干潮 |
|
21
(土) |
02:14 | 09:30 | 16:35 | 21:11 |
| 143cm | 2cm | 125cm | 84cm | |
|
||||
苫小牧（北海道）2050年05月21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 |
|---|---|---|---|
| 5/21 00:00 | 117.1 | ↑2.9 | |
| 5/21 00:10 | 120.0 | ↑2.9 | |
| 5/21 00:20 | 122.9 | ↑2.9 | |
| 5/21 00:30 | 125.7 | ↑2.8 | |
| 5/21 00:40 | 128.5 | ↑2.8 | |
| 5/21 00:50 | 131.0 | ↑2.5 | |
| 5/21 01:00 | 133.4 | ↑2.4 | |
| 5/21 01:10 | 135.6 | ↑2.2 | |
| 5/21 01:20 | 137.5 | ↑1.9 | |
| 5/21 01:30 | 139.1 | ↑1.6 | |
| 5/21 01:40 | 140.5 | ↑1.4 | |
| 5/21 01:50 | 141.4 | ↑0.9 | |
| 5/21 02:00 | 142.1 | ↑0.7 | |
| 5/21 02:10 | 142.4 | ↑0.3 | 満潮 |
| 5/21 02:20 | 142.3 | ↓-0.1 | |
| 5/21 02:30 | 141.9 | ↓-0.4 | |
| 5/21 02:40 | 141.1 | ↓-0.8 | |
| 5/21 02:50 | 140.1 | ↓-1.0 | |
| 5/21 03:00 | 138.7 | ↓-1.4 | |
| 5/21 03:10 | 137.0 | ↓-1.7 | |
| 5/21 03:20 | 135.1 | ↓-1.9 | |
| 5/21 03:30 | 132.9 | ↓-2.2 | |
| 5/21 03:40 | 130.4 | ↓-2.5 | |
| 5/21 03:50 | 127.8 | ↓-2.6 | |
| 5/21 04:00 | 124.9 | ↓-2.9 | |
| 5/21 04:10 | 121.8 | ↓-3.1 | |
| 5/21 04:20 | 118.5 | ↓-3.3 | |
| 5/21 04:30 | 115.0 | ↓-3.5 | |
| 5/21 04:40 | 111.2 | ↓-3.8 | |
| 5/21 04:50 | 107.3 | ↓-3.9 | |
| 5/21 05:00 | 103.1 | ↓-4.2 | |
| 5/21 05:10 | 98.8 | ↓-4.3 | |
| 5/21 05:20 | 94.3 | ↓-4.5 | |
| 5/21 05:30 | 89.5 | ↓-4.8 | |
| 5/21 05:40 | 84.6 | ↓-4.9 | |
| 5/21 05:50 | 79.5 | ↓-5.1 | |
| 5/21 06:00 | 74.3 | ↓-5.2 | |
| 5/21 06:10 | 69.0 | ↓-5.3 | |
| 5/21 06:20 | 63.7 | ↓-5.3 | |
| 5/21 06:30 | 58.3 | ↓-5.4 | 最大潮位差 |
| 5/21 06:40 | 52.9 | ↓-5.4 | 最大潮位差 |
| 5/21 06:50 | 47.6 | ↓-5.3 | |
| 5/21 07:00 | 42.5 | ↓-5.1 | |
| 5/21 07:10 | 37.5 | ↓-5.0 | |
| 5/21 07:20 | 32.7 | ↓-4.8 | |
| 5/21 07:30 | 28.1 | ↓-4.6 | |
| 5/21 07:40 | 23.9 | ↓-4.2 | |
| 5/21 07:50 | 20.0 | ↓-3.9 | |
| 5/21 08:00 | 16.4 | ↓-3.6 | |
| 5/21 08:10 | 13.2 | ↓-3.2 | |
| 5/21 08:20 | 10.4 | ↓-2.8 | |
| 5/21 08:30 | 8.0 | ↓-2.4 | |
| 5/21 08:40 | 6.0 | ↓-2.0 | |
| 5/21 08:50 | 4.4 | ↓-1.6 | |
| 5/21 09:00 | 3.2 | ↓-1.2 | |
| 5/21 09:10 | 2.3 | ↓-0.9 | |
| 5/21 09:20 | 1.8 | ↓-0.5 | 干潮 |
| 5/21 09:30 | 1.7 | ↓-0.1 | 干潮 |
| 5/21 09:40 | 1.9 | ↑0.2 | |
| 5/21 09:50 | 2.4 | ↑0.5 | |
| 5/21 10:00 | 3.3 | ↑0.9 | |
| 5/21 10:10 | 4.5 | ↑1.2 | |
| 5/21 10:20 | 5.9 | ↑1.4 | |
| 5/21 10:30 | 7.7 | ↑1.8 | |
| 5/21 10:40 | 9.8 | ↑2.1 | |
| 5/21 10:50 | 12.3 | ↑2.5 | |
| 5/21 11:00 | 15.0 | ↑2.7 | |
| 5/21 11:10 | 18.0 | ↑3.0 | |
| 5/21 11:20 | 21.4 | ↑3.4 | |
| 5/21 11:30 | 25.0 | ↑3.6 | |
| 5/21 11:40 | 28.9 | ↑3.9 | |
| 5/21 11:50 | 33.1 | ↑4.2 | |
| 5/21 12:00 | 37.6 | ↑4.5 | |
| 5/21 12:10 | 42.2 | ↑4.6 | |
| 5/21 12:20 | 47.1 | ↑4.9 | |
| 5/21 12:30 | 52.1 | ↑5.0 | |
| 5/21 12:40 | 57.2 | ↑5.1 | |
| 5/21 12:50 | 62.4 | ↑5.2 | |
| 5/21 13:00 | 67.6 | ↑5.2 | |
| 5/21 13:10 | 72.7 | ↑5.1 | |
| 5/21 13:20 | 77.8 | ↑5.1 | |
| 5/21 13:30 | 82.7 | ↑4.9 | |
| 5/21 13:40 | 87.4 | ↑4.7 | |
| 5/21 13:50 | 91.9 | ↑4.5 | |
| 5/21 14:00 | 96.1 | ↑4.2 | |
| 5/21 14:10 | 100.1 | ↑4.0 | |
| 5/21 14:20 | 103.7 | ↑3.6 | |
| 5/21 14:30 | 107.1 | ↑3.4 | |
| 5/21 14:40 | 110.1 | ↑3.0 | |
| 5/21 14:50 | 112.8 | ↑2.7 | |
| 5/21 15:00 | 115.2 | ↑2.4 | |
| 5/21 15:10 | 117.3 | ↑2.1 | |
| 5/21 15:20 | 119.1 | ↑1.8 | |
| 5/21 15:30 | 120.6 | ↑1.5 | |
| 5/21 15:40 | 121.9 | ↑1.3 | |
| 5/21 15:50 | 122.9 | ↑1.0 | |
| 5/21 16:00 | 123.7 | ↑0.8 | |
| 5/21 16:10 | 124.3 | ↑0.6 | |
| 5/21 16:20 | 124.7 | ↑0.4 | |
| 5/21 16:30 | 124.9 | ↑0.2 | 満潮 |
| 5/21 16:40 | 124.9 | 0 | |
| 5/21 16:50 | 124.6 | ↓-0.3 | |
| 5/21 17:00 | 124.2 | ↓-0.4 | |
| 5/21 17:10 | 123.5 | ↓-0.7 | |
| 5/21 17:20 | 122.7 | ↓-0.8 | |
| 5/21 17:30 | 121.6 | ↓-1.1 | |
| 5/21 17:40 | 120.2 | ↓-1.4 | |
| 5/21 17:50 | 118.7 | ↓-1.5 | |
| 5/21 18:00 | 117.0 | ↓-1.7 | |
| 5/21 18:10 | 115.0 | ↓-2.0 | |
| 5/21 18:20 | 112.9 | ↓-2.1 | |
| 5/21 18:30 | 110.7 | ↓-2.2 | |
| 5/21 18:40 | 108.3 | ↓-2.4 | |
| 5/21 18:50 | 105.8 | ↓-2.5 | |
| 5/21 19:00 | 103.4 | ↓-2.4 | |
| 5/21 19:10 | 100.9 | ↓-2.5 | |
| 5/21 19:20 | 98.4 | ↓-2.5 | |
| 5/21 19:30 | 96.0 | ↓-2.4 | |
| 5/21 19:40 | 93.8 | ↓-2.2 | |
| 5/21 19:50 | 91.7 | ↓-2.1 | |
| 5/21 20:00 | 89.9 | ↓-1.8 | |
| 5/21 20:10 | 88.2 | ↓-1.7 | |
| 5/21 20:20 | 86.8 | ↓-1.4 | |
| 5/21 20:30 | 85.6 | ↓-1.2 | |
| 5/21 20:40 | 84.7 | ↓-0.9 | |
| 5/21 20:50 | 84.1 | ↓-0.6 | |
| 5/21 21:00 | 83.7 | ↓-0.4 | |
| 5/21 21:10 | 83.6 | ↓-0.1 | 干潮 |
| 5/21 21:20 | 83.7 | ↑0.1 | |
| 5/21 21:30 | 84.1 | ↑0.4 | |
| 5/21 21:40 | 84.6 | ↑0.5 | |
| 5/21 21:50 | 85.3 | ↑0.7 | |
| 5/21 22:00 | 86.2 | ↑0.9 | |
| 5/21 22:10 | 87.3 | ↑1.1 | |
| 5/21 22:20 | 88.5 | ↑1.2 | |
| 5/21 22:30 | 89.8 | ↑1.3 | |
| 5/21 22:40 | 91.3 | ↑1.5 | |
| 5/21 22:50 | 92.9 | ↑1.6 | |
| 5/21 23:00 | 94.6 | ↑1.7 | |
| 5/21 23:10 | 96.5 | ↑1.9 | |
| 5/21 23:20 | 98.5 | ↑2.0 | |
| 5/21 23:30 | 100.6 | ↑2.1 | |
| 5/21 23:40 | 102.9 | ↑2.3 | |
| 5/21 23:50 | 105.4 | ↑2.5 |