| 満潮 | 干潮 | 満潮 | 干潮 |
|
20
(水) |
03:26 | 10:35 | 17:34 | 22:21 |
| 145cm | 1cm | 126cm | 81cm | |
|
||||
苫小牧（北海道）2015年05月20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 |
|---|---|---|---|
| 5/20 00:00 | 96.1 | ↑2.2 | |
| 5/20 00:10 | 98.6 | ↑2.5 | |
| 5/20 00:20 | 101.1 | ↑2.5 | |
| 5/20 00:30 | 103.9 | ↑2.8 | |
| 5/20 00:40 | 106.7 | ↑2.8 | |
| 5/20 00:50 | 109.7 | ↑3.0 | |
| 5/20 01:00 | 112.8 | ↑3.1 | |
| 5/20 01:10 | 116.0 | ↑3.2 | |
| 5/20 01:20 | 119.2 | ↑3.2 | |
| 5/20 01:30 | 122.4 | ↑3.2 | |
| 5/20 01:40 | 125.6 | ↑3.2 | |
| 5/20 01:50 | 128.7 | ↑3.1 | |
| 5/20 02:00 | 131.6 | ↑2.9 | |
| 5/20 02:10 | 134.3 | ↑2.7 | |
| 5/20 02:20 | 136.9 | ↑2.6 | |
| 5/20 02:30 | 139.1 | ↑2.2 | |
| 5/20 02:40 | 141.0 | ↑1.9 | |
| 5/20 02:50 | 142.6 | ↑1.6 | |
| 5/20 03:00 | 143.7 | ↑1.1 | |
| 5/20 03:10 | 144.5 | ↑0.8 | |
| 5/20 03:20 | 144.9 | ↑0.4 | 満潮 |
| 5/20 03:30 | 144.9 | 0 | |
| 5/20 03:40 | 144.5 | ↓-0.4 | |
| 5/20 03:50 | 143.7 | ↓-0.8 | |
| 5/20 04:00 | 142.6 | ↓-1.1 | |
| 5/20 04:10 | 141.1 | ↓-1.5 | |
| 5/20 04:20 | 139.3 | ↓-1.8 | |
| 5/20 04:30 | 137.2 | ↓-2.1 | |
| 5/20 04:40 | 134.8 | ↓-2.4 | |
| 5/20 04:50 | 132.1 | ↓-2.7 | |
| 5/20 05:00 | 129.3 | ↓-2.8 | |
| 5/20 05:10 | 126.2 | ↓-3.1 | |
| 5/20 05:20 | 122.9 | ↓-3.3 | |
| 5/20 05:30 | 119.5 | ↓-3.4 | |
| 5/20 05:40 | 115.8 | ↓-3.7 | |
| 5/20 05:50 | 111.9 | ↓-3.9 | |
| 5/20 06:00 | 107.9 | ↓-4.0 | |
| 5/20 06:10 | 103.6 | ↓-4.3 | |
| 5/20 06:20 | 99.2 | ↓-4.4 | |
| 5/20 06:30 | 94.5 | ↓-4.7 | |
| 5/20 06:40 | 89.7 | ↓-4.8 | |
| 5/20 06:50 | 84.7 | ↓-5.0 | |
| 5/20 07:00 | 79.6 | ↓-5.1 | |
| 5/20 07:10 | 74.3 | ↓-5.3 | |
| 5/20 07:20 | 68.9 | ↓-5.4 | |
| 5/20 07:30 | 63.4 | ↓-5.5 | 最大潮位差 |
| 5/20 07:40 | 57.9 | ↓-5.5 | 最大潮位差 |
| 5/20 07:50 | 52.4 | ↓-5.5 | 最大潮位差 |
| 5/20 08:00 | 47.0 | ↓-5.4 | |
| 5/20 08:10 | 41.6 | ↓-5.4 | |
| 5/20 08:20 | 36.5 | ↓-5.1 | |
| 5/20 08:30 | 31.6 | ↓-4.9 | |
| 5/20 08:40 | 26.9 | ↓-4.7 | |
| 5/20 08:50 | 22.6 | ↓-4.3 | |
| 5/20 09:00 | 18.6 | ↓-4.0 | |
| 5/20 09:10 | 15.0 | ↓-3.6 | |
| 5/20 09:20 | 11.8 | ↓-3.2 | |
| 5/20 09:30 | 9.0 | ↓-2.8 | |
| 5/20 09:40 | 6.6 | ↓-2.4 | |
| 5/20 09:50 | 4.7 | ↓-1.9 | |
| 5/20 10:00 | 3.2 | ↓-1.5 | |
| 5/20 10:10 | 2.1 | ↓-1.1 | |
| 5/20 10:20 | 1.3 | ↓-0.8 | |
| 5/20 10:30 | 1.0 | ↓-0.3 | 干潮 |
| 5/20 10:40 | 1.1 | ↑0.1 | |
| 5/20 10:50 | 1.4 | ↑0.3 | |
| 5/20 11:00 | 2.1 | ↑0.7 | |
| 5/20 11:10 | 3.1 | ↑1.0 | |
| 5/20 11:20 | 4.5 | ↑1.4 | |
| 5/20 11:30 | 6.1 | ↑1.6 | |
| 5/20 11:40 | 8.0 | ↑1.9 | |
| 5/20 11:50 | 10.2 | ↑2.2 | |
| 5/20 12:00 | 12.7 | ↑2.5 | |
| 5/20 12:10 | 15.5 | ↑2.8 | |
| 5/20 12:20 | 18.6 | ↑3.1 | |
| 5/20 12:30 | 22.0 | ↑3.4 | |
| 5/20 12:40 | 25.7 | ↑3.7 | |
| 5/20 12:50 | 29.7 | ↑4.0 | |
| 5/20 13:00 | 34.0 | ↑4.3 | |
| 5/20 13:10 | 38.5 | ↑4.5 | |
| 5/20 13:20 | 43.3 | ↑4.8 | |
| 5/20 13:30 | 48.3 | ↑5.0 | |
| 5/20 13:40 | 53.4 | ↑5.1 | |
| 5/20 13:50 | 58.7 | ↑5.3 | |
| 5/20 14:00 | 64.0 | ↑5.3 | |
| 5/20 14:10 | 69.3 | ↑5.3 | |
| 5/20 14:20 | 74.6 | ↑5.3 | |
| 5/20 14:30 | 79.8 | ↑5.2 | |
| 5/20 14:40 | 84.8 | ↑5.0 | |
| 5/20 14:50 | 89.6 | ↑4.8 | |
| 5/20 15:00 | 94.2 | ↑4.6 | |
| 5/20 15:10 | 98.5 | ↑4.3 | |
| 5/20 15:20 | 102.5 | ↑4.0 | |
| 5/20 15:30 | 106.2 | ↑3.7 | |
| 5/20 15:40 | 109.5 | ↑3.3 | |
| 5/20 15:50 | 112.4 | ↑2.9 | |
| 5/20 16:00 | 115.0 | ↑2.6 | |
| 5/20 16:10 | 117.3 | ↑2.3 | |
| 5/20 16:20 | 119.2 | ↑1.9 | |
| 5/20 16:30 | 120.8 | ↑1.6 | |
| 5/20 16:40 | 122.1 | ↑1.3 | |
| 5/20 16:50 | 123.1 | ↑1.0 | |
| 5/20 17:00 | 123.9 | ↑0.8 | |
| 5/20 17:10 | 124.5 | ↑0.6 | |
| 5/20 17:20 | 124.8 | ↑0.3 | |
| 5/20 17:30 | 125.0 | ↑0.2 | 満潮 |
| 5/20 17:40 | 125.0 | 0 | |
| 5/20 17:50 | 124.7 | ↓-0.3 | |
| 5/20 18:00 | 124.3 | ↓-0.4 | |
| 5/20 18:10 | 123.7 | ↓-0.6 | |
| 5/20 18:20 | 122.9 | ↓-0.8 | |
| 5/20 18:30 | 121.9 | ↓-1.0 | |
| 5/20 18:40 | 120.7 | ↓-1.2 | |
| 5/20 18:50 | 119.2 | ↓-1.5 | |
| 5/20 19:00 | 117.6 | ↓-1.6 | |
| 5/20 19:10 | 115.8 | ↓-1.8 | |
| 5/20 19:20 | 113.7 | ↓-2.1 | |
| 5/20 19:30 | 111.5 | ↓-2.2 | |
| 5/20 19:40 | 109.1 | ↓-2.4 | |
| 5/20 19:50 | 106.6 | ↓-2.5 | |
| 5/20 20:00 | 104.1 | ↓-2.5 | |
| 5/20 20:10 | 101.4 | ↓-2.7 | |
| 5/20 20:20 | 98.8 | ↓-2.6 | |
| 5/20 20:30 | 96.1 | ↓-2.7 | |
| 5/20 20:40 | 93.6 | ↓-2.5 | |
| 5/20 20:50 | 91.2 | ↓-2.4 | |
| 5/20 21:00 | 88.9 | ↓-2.3 | |
| 5/20 21:10 | 86.9 | ↓-2.0 | |
| 5/20 21:20 | 85.1 | ↓-1.8 | |
| 5/20 21:30 | 83.6 | ↓-1.5 | |
| 5/20 21:40 | 82.3 | ↓-1.3 | |
| 5/20 21:50 | 81.3 | ↓-1.0 | |
| 5/20 22:00 | 80.6 | ↓-0.7 | |
| 5/20 22:10 | 80.2 | ↓-0.4 | |
| 5/20 22:20 | 80.1 | ↓-0.1 | 干潮 |
| 5/20 22:30 | 80.2 | ↑0.1 | |
| 5/20 22:40 | 80.6 | ↑0.4 | |
| 5/20 22:50 | 81.2 | ↑0.6 | |
| 5/20 23:00 | 82.0 | ↑0.8 | |
| 5/20 23:10 | 82.9 | ↑0.9 | |
| 5/20 23:20 | 84.0 | ↑1.1 | |
| 5/20 23:30 | 85.3 | ↑1.3 | |
| 5/20 23:40 | 86.7 | ↑1.4 | |
| 5/20 23:50 | 88.2 | ↑1.5 |