| 満潮 | 干潮 | 満潮 | 干潮 |
|
21
(火) |
05:24 | 12:58 | 21:33 | - |
| 139cm | 11cm | 110cm | - | |
|
||||
苫小牧（北海道）2041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 | 99.2 | ↑0.1 | |
| 5/21 00:10 | 99.5 | ↑0.3 | |
| 5/21 00:20 | 99.9 | ↑0.4 | |
| 5/21 00:30 | 100.5 | ↑0.6 | |
| 5/21 00:40 | 101.3 | ↑0.8 | |
| 5/21 00:50 | 102.2 | ↑0.9 | |
| 5/21 01:00 | 103.2 | ↑1.0 | |
| 5/21 01:10 | 104.3 | ↑1.1 | |
| 5/21 01:20 | 105.5 | ↑1.2 | |
| 5/21 01:30 | 106.7 | ↑1.2 | |
| 5/21 01:40 | 108.0 | ↑1.3 | |
| 5/21 01:50 | 109.4 | ↑1.4 | |
| 5/21 02:00 | 110.8 | ↑1.4 | |
| 5/21 02:10 | 112.2 | ↑1.4 | |
| 5/21 02:20 | 113.6 | ↑1.4 | |
| 5/21 02:30 | 115.1 | ↑1.5 | |
| 5/21 02:40 | 116.7 | ↑1.6 | |
| 5/21 02:50 | 118.3 | ↑1.6 | |
| 5/21 03:00 | 119.9 | ↑1.6 | |
| 5/21 03:10 | 121.5 | ↑1.6 | |
| 5/21 03:20 | 123.2 | ↑1.7 | |
| 5/21 03:30 | 124.9 | ↑1.7 | |
| 5/21 03:40 | 126.6 | ↑1.7 | |
| 5/21 03:50 | 128.3 | ↑1.7 | |
| 5/21 04:00 | 129.9 | ↑1.6 | |
| 5/21 04:10 | 131.5 | ↑1.6 | |
| 5/21 04:20 | 133.0 | ↑1.5 | |
| 5/21 04:30 | 134.3 | ↑1.3 | |
| 5/21 04:40 | 135.5 | ↑1.2 | |
| 5/21 04:50 | 136.5 | ↑1.0 | |
| 5/21 05:00 | 137.3 | ↑0.8 | |
| 5/21 05:10 | 137.8 | ↑0.5 | |
| 5/21 05:20 | 138.1 | ↑0.3 | 満潮 |
| 5/21 05:30 | 138.0 | ↓-0.1 | |
| 5/21 05:40 | 137.6 | ↓-0.4 | |
| 5/21 05:50 | 136.9 | ↓-0.7 | |
| 5/21 06:00 | 135.8 | ↓-1.1 | |
| 5/21 06:10 | 134.4 | ↓-1.4 | |
| 5/21 06:20 | 132.7 | ↓-1.7 | |
| 5/21 06:30 | 130.6 | ↓-2.1 | |
| 5/21 06:40 | 128.3 | ↓-2.3 | |
| 5/21 06:50 | 125.7 | ↓-2.6 | |
| 5/21 07:00 | 122.9 | ↓-2.8 | |
| 5/21 07:10 | 119.8 | ↓-3.1 | |
| 5/21 07:20 | 116.6 | ↓-3.2 | |
| 5/21 07:30 | 113.2 | ↓-3.4 | |
| 5/21 07:40 | 109.6 | ↓-3.6 | |
| 5/21 07:50 | 106.0 | ↓-3.6 | |
| 5/21 08:00 | 102.3 | ↓-3.7 | |
| 5/21 08:10 | 98.4 | ↓-3.9 | |
| 5/21 08:20 | 94.6 | ↓-3.8 | |
| 5/21 08:30 | 90.6 | ↓-4.0 | |
| 5/21 08:40 | 86.6 | ↓-4.0 | |
| 5/21 08:50 | 82.6 | ↓-4.0 | |
| 5/21 09:00 | 78.5 | ↓-4.1 | |
| 5/21 09:10 | 74.4 | ↓-4.1 | |
| 5/21 09:20 | 70.3 | ↓-4.1 | |
| 5/21 09:30 | 66.1 | ↓-4.2 | 最大潮位差 |
| 5/21 09:40 | 62.0 | ↓-4.1 | |
| 5/21 09:50 | 57.8 | ↓-4.2 | 最大潮位差 |
| 5/21 10:00 | 53.7 | ↓-4.1 | |
| 5/21 10:10 | 49.6 | ↓-4.1 | |
| 5/21 10:20 | 45.6 | ↓-4.0 | |
| 5/21 10:30 | 41.6 | ↓-4.0 | |
| 5/21 10:40 | 37.8 | ↓-3.8 | |
| 5/21 10:50 | 34.1 | ↓-3.7 | |
| 5/21 11:00 | 30.6 | ↓-3.5 | |
| 5/21 11:10 | 27.3 | ↓-3.3 | |
| 5/21 11:20 | 24.3 | ↓-3.0 | |
| 5/21 11:30 | 21.5 | ↓-2.8 | |
| 5/21 11:40 | 19.0 | ↓-2.5 | |
| 5/21 11:50 | 16.8 | ↓-2.2 | |
| 5/21 12:00 | 14.9 | ↓-1.9 | |
| 5/21 12:10 | 13.3 | ↓-1.6 | |
| 5/21 12:20 | 12.0 | ↓-1.3 | |
| 5/21 12:30 | 11.1 | ↓-0.9 | |
| 5/21 12:40 | 10.4 | ↓-0.7 | |
| 5/21 12:50 | 10.1 | ↓-0.3 | 干潮 |
| 5/21 13:00 | 10.0 | ↓-0.1 | |
| 5/21 13:10 | 10.2 | ↑0.2 | |
| 5/21 13:20 | 10.7 | ↑0.5 | |
| 5/21 13:30 | 11.4 | ↑0.7 | |
| 5/21 13:40 | 12.3 | ↑0.9 | |
| 5/21 13:50 | 13.3 | ↑1.0 | |
| 5/21 14:00 | 14.6 | ↑1.3 | |
| 5/21 14:10 | 16.1 | ↑1.5 | |
| 5/21 14:20 | 17.7 | ↑1.6 | |
| 5/21 14:30 | 19.5 | ↑1.8 | |
| 5/21 14:40 | 21.5 | ↑2.0 | |
| 5/21 14:50 | 23.6 | ↑2.1 | |
| 5/21 15:00 | 25.9 | ↑2.3 | |
| 5/21 15:10 | 28.4 | ↑2.5 | |
| 5/21 15:20 | 31.0 | ↑2.6 | |
| 5/21 15:30 | 33.9 | ↑2.9 | |
| 5/21 15:40 | 36.8 | ↑2.9 | |
| 5/21 15:50 | 39.9 | ↑3.1 | |
| 5/21 16:00 | 43.2 | ↑3.3 | |
| 5/21 16:10 | 46.6 | ↑3.4 | |
| 5/21 16:20 | 50.1 | ↑3.5 | |
| 5/21 16:30 | 53.7 | ↑3.6 | |
| 5/21 16:40 | 57.3 | ↑3.6 | |
| 5/21 16:50 | 60.9 | ↑3.6 | |
| 5/21 17:00 | 64.6 | ↑3.7 | |
| 5/21 17:10 | 68.2 | ↑3.6 | |
| 5/21 17:20 | 71.7 | ↑3.5 | |
| 5/21 17:30 | 75.1 | ↑3.4 | |
| 5/21 17:40 | 78.4 | ↑3.3 | |
| 5/21 17:50 | 81.5 | ↑3.1 | |
| 5/21 18:00 | 84.4 | ↑2.9 | |
| 5/21 18:10 | 87.2 | ↑2.8 | |
| 5/21 18:20 | 89.8 | ↑2.6 | |
| 5/21 18:30 | 92.1 | ↑2.3 | |
| 5/21 18:40 | 94.3 | ↑2.2 | |
| 5/21 18:50 | 96.2 | ↑1.9 | |
| 5/21 19:00 | 98.0 | ↑1.8 | |
| 5/21 19:10 | 99.6 | ↑1.6 | |
| 5/21 19:20 | 101.0 | ↑1.4 | |
| 5/21 19:30 | 102.3 | ↑1.3 | |
| 5/21 19:40 | 103.5 | ↑1.2 | |
| 5/21 19:50 | 104.5 | ↑1.0 | |
| 5/21 20:00 | 105.5 | ↑1.0 | |
| 5/21 20:10 | 106.3 | ↑0.8 | |
| 5/21 20:20 | 107.1 | ↑0.8 | |
| 5/21 20:30 | 107.7 | ↑0.6 | |
| 5/21 20:40 | 108.3 | ↑0.6 | |
| 5/21 20:50 | 108.8 | ↑0.5 | |
| 5/21 21:00 | 109.2 | ↑0.4 | |
| 5/21 21:10 | 109.5 | ↑0.3 | |
| 5/21 21:20 | 109.7 | ↑0.2 | |
| 5/21 21:30 | 109.8 | ↑0.1 | 満潮 |
| 5/21 21:40 | 109.7 | ↓-0.1 | |
| 5/21 21:50 | 109.6 | ↓-0.1 | |
| 5/21 22:00 | 109.3 | ↓-0.3 | |
| 5/21 22:10 | 108.9 | ↓-0.4 | |
| 5/21 22:20 | 108.4 | ↓-0.5 | |
| 5/21 22:30 | 107.8 | ↓-0.6 | |
| 5/21 22:40 | 107.1 | ↓-0.7 | |
| 5/21 22:50 | 106.3 | ↓-0.8 | |
| 5/21 23:00 | 105.5 | ↓-0.8 | |
| 5/21 23:10 | 104.7 | ↓-0.8 | |
| 5/21 23:20 | 103.9 | ↓-0.8 | |
| 5/21 23:30 | 103.1 | ↓-0.8 | |
| 5/21 23:40 | 102.3 | ↓-0.8 | |
| 5/21 23:50 | 101.6 | ↓-0.7 |