| 満潮 | 干潮 | 満潮 | 干潮 |
|
21
(金) |
03:40 | 10:53 | 18:16 | 22:43 |
| 149cm | -4cm | 125cm | 87cm | |
|
||||
苫小牧（北海道）2038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 | 96.5 | ↑2.1 | |
| 5/21 00:10 | 98.7 | ↑2.2 | |
| 5/21 00:20 | 101.1 | ↑2.4 | |
| 5/21 00:30 | 103.6 | ↑2.5 | |
| 5/21 00:40 | 106.2 | ↑2.6 | |
| 5/21 00:50 | 109.0 | ↑2.8 | |
| 5/21 01:00 | 111.9 | ↑2.9 | |
| 5/21 01:10 | 114.9 | ↑3.0 | |
| 5/21 01:20 | 118.0 | ↑3.1 | |
| 5/21 01:30 | 121.2 | ↑3.2 | |
| 5/21 01:40 | 124.4 | ↑3.2 | |
| 5/21 01:50 | 127.6 | ↑3.2 | |
| 5/21 02:00 | 130.7 | ↑3.1 | |
| 5/21 02:10 | 133.7 | ↑3.0 | |
| 5/21 02:20 | 136.6 | ↑2.9 | |
| 5/21 02:30 | 139.3 | ↑2.7 | |
| 5/21 02:40 | 141.7 | ↑2.4 | |
| 5/21 02:50 | 143.8 | ↑2.1 | |
| 5/21 03:00 | 145.7 | ↑1.9 | |
| 5/21 03:10 | 147.1 | ↑1.4 | |
| 5/21 03:20 | 148.1 | ↑1.0 | |
| 5/21 03:30 | 148.7 | ↑0.6 | 満潮 |
| 5/21 03:40 | 148.9 | ↑0.2 | 満潮 |
| 5/21 03:50 | 148.7 | ↓-0.2 | |
| 5/21 04:00 | 148.0 | ↓-0.7 | |
| 5/21 04:10 | 146.9 | ↓-1.1 | |
| 5/21 04:20 | 145.4 | ↓-1.5 | |
| 5/21 04:30 | 143.5 | ↓-1.9 | |
| 5/21 04:40 | 141.2 | ↓-2.3 | |
| 5/21 04:50 | 138.6 | ↓-2.6 | |
| 5/21 05:00 | 135.7 | ↓-2.9 | |
| 5/21 05:10 | 132.6 | ↓-3.1 | |
| 5/21 05:20 | 129.2 | ↓-3.4 | |
| 5/21 05:30 | 125.5 | ↓-3.7 | |
| 5/21 05:40 | 121.7 | ↓-3.8 | |
| 5/21 05:50 | 117.7 | ↓-4.0 | |
| 5/21 06:00 | 113.5 | ↓-4.2 | |
| 5/21 06:10 | 109.1 | ↓-4.4 | |
| 5/21 06:20 | 104.6 | ↓-4.5 | |
| 5/21 06:30 | 99.9 | ↓-4.7 | |
| 5/21 06:40 | 95.1 | ↓-4.8 | |
| 5/21 06:50 | 90.1 | ↓-5.0 | |
| 5/21 07:00 | 84.9 | ↓-5.2 | |
| 5/21 07:10 | 79.7 | ↓-5.2 | |
| 5/21 07:20 | 74.3 | ↓-5.4 | |
| 5/21 07:30 | 68.8 | ↓-5.5 | |
| 5/21 07:40 | 63.3 | ↓-5.5 | |
| 5/21 07:50 | 57.7 | ↓-5.6 | 最大潮位差 |
| 5/21 08:00 | 52.1 | ↓-5.6 | 最大潮位差 |
| 5/21 08:10 | 46.5 | ↓-5.6 | 最大潮位差 |
| 5/21 08:20 | 41.1 | ↓-5.4 | |
| 5/21 08:30 | 35.7 | ↓-5.4 | |
| 5/21 08:40 | 30.6 | ↓-5.1 | |
| 5/21 08:50 | 25.7 | ↓-4.9 | |
| 5/21 09:00 | 21.0 | ↓-4.7 | |
| 5/21 09:10 | 16.7 | ↓-4.3 | |
| 5/21 09:20 | 12.7 | ↓-4.0 | |
| 5/21 09:30 | 9.1 | ↓-3.6 | |
| 5/21 09:40 | 5.9 | ↓-3.2 | |
| 5/21 09:50 | 3.2 | ↓-2.7 | |
| 5/21 10:00 | 0.8 | ↓-2.4 | |
| 5/21 10:10 | -1.1 | ↓-1.9 | |
| 5/21 10:20 | -2.5 | ↓-1.4 | |
| 5/21 10:30 | -3.6 | ↓-1.1 | |
| 5/21 10:40 | -4.2 | ↓-0.6 | |
| 5/21 10:50 | -4.4 | ↓-0.2 | 干潮 |
| 5/21 11:00 | -4.3 | ↑0.1 | |
| 5/21 11:10 | -3.9 | ↑0.4 | |
| 5/21 11:20 | -3.1 | ↑0.8 | |
| 5/21 11:30 | -2.0 | ↑1.1 | |
| 5/21 11:40 | -0.6 | ↑1.4 | |
| 5/21 11:50 | 1.1 | ↑1.7 | |
| 5/21 12:00 | 3.1 | ↑2.0 | |
| 5/21 12:10 | 5.3 | ↑2.2 | |
| 5/21 12:20 | 7.8 | ↑2.5 | |
| 5/21 12:30 | 10.5 | ↑2.7 | |
| 5/21 12:40 | 13.6 | ↑3.1 | |
| 5/21 12:50 | 16.9 | ↑3.3 | |
| 5/21 13:00 | 20.5 | ↑3.6 | |
| 5/21 13:10 | 24.3 | ↑3.8 | |
| 5/21 13:20 | 28.5 | ↑4.2 | |
| 5/21 13:30 | 32.8 | ↑4.3 | |
| 5/21 13:40 | 37.4 | ↑4.6 | |
| 5/21 13:50 | 42.2 | ↑4.8 | |
| 5/21 14:00 | 47.2 | ↑5.0 | |
| 5/21 14:10 | 52.3 | ↑5.1 | |
| 5/21 14:20 | 57.5 | ↑5.2 | |
| 5/21 14:30 | 62.7 | ↑5.2 | |
| 5/21 14:40 | 68.0 | ↑5.3 | |
| 5/21 14:50 | 73.1 | ↑5.1 | |
| 5/21 15:00 | 78.2 | ↑5.1 | |
| 5/21 15:10 | 83.1 | ↑4.9 | |
| 5/21 15:20 | 87.8 | ↑4.7 | |
| 5/21 15:30 | 92.3 | ↑4.5 | |
| 5/21 15:40 | 96.5 | ↑4.2 | |
| 5/21 15:50 | 100.4 | ↑3.9 | |
| 5/21 16:00 | 104.0 | ↑3.6 | |
| 5/21 16:10 | 107.2 | ↑3.2 | |
| 5/21 16:20 | 110.2 | ↑3.0 | |
| 5/21 16:30 | 112.8 | ↑2.6 | |
| 5/21 16:40 | 115.0 | ↑2.2 | |
| 5/21 16:50 | 117.0 | ↑2.0 | |
| 5/21 17:00 | 118.7 | ↑1.7 | |
| 5/21 17:10 | 120.1 | ↑1.4 | |
| 5/21 17:20 | 121.3 | ↑1.2 | |
| 5/21 17:30 | 122.3 | ↑1.0 | |
| 5/21 17:40 | 123.0 | ↑0.7 | |
| 5/21 17:50 | 123.6 | ↑0.6 | |
| 5/21 18:00 | 123.9 | ↑0.3 | |
| 5/21 18:10 | 124.1 | ↑0.2 | 満潮 |
| 5/21 18:20 | 124.1 | 0 | |
| 5/21 18:30 | 124.0 | ↓-0.1 | |
| 5/21 18:40 | 123.6 | ↓-0.4 | |
| 5/21 18:50 | 123.0 | ↓-0.6 | |
| 5/21 19:00 | 122.3 | ↓-0.7 | |
| 5/21 19:10 | 121.3 | ↓-1.0 | |
| 5/21 19:20 | 120.1 | ↓-1.2 | |
| 5/21 19:30 | 118.8 | ↓-1.3 | |
| 5/21 19:40 | 117.2 | ↓-1.6 | |
| 5/21 19:50 | 115.4 | ↓-1.8 | |
| 5/21 20:00 | 113.5 | ↓-1.9 | |
| 5/21 20:10 | 111.4 | ↓-2.1 | |
| 5/21 20:20 | 109.2 | ↓-2.2 | |
| 5/21 20:30 | 106.9 | ↓-2.3 | |
| 5/21 20:40 | 104.6 | ↓-2.3 | |
| 5/21 20:50 | 102.2 | ↓-2.4 | |
| 5/21 21:00 | 99.9 | ↓-2.3 | |
| 5/21 21:10 | 97.7 | ↓-2.2 | |
| 5/21 21:20 | 95.6 | ↓-2.1 | |
| 5/21 21:30 | 93.6 | ↓-2.0 | |
| 5/21 21:40 | 91.9 | ↓-1.7 | |
| 5/21 21:50 | 90.4 | ↓-1.5 | |
| 5/21 22:00 | 89.1 | ↓-1.3 | |
| 5/21 22:10 | 88.1 | ↓-1.0 | |
| 5/21 22:20 | 87.4 | ↓-0.7 | |
| 5/21 22:30 | 86.9 | ↓-0.5 | |
| 5/21 22:40 | 86.7 | ↓-0.2 | 干潮 |
| 5/21 22:50 | 86.8 | ↑0.1 | |
| 5/21 23:00 | 87.1 | ↑0.3 | |
| 5/21 23:10 | 87.7 | ↑0.6 | |
| 5/21 23:20 | 88.5 | ↑0.8 | |
| 5/21 23:30 | 89.4 | ↑0.9 | |
| 5/21 23:40 | 90.6 | ↑1.2 | |
| 5/21 23:50 | 91.8 | ↑1.2 |