| 満潮 | 干潮 | 満潮 | 干潮 |
|
20
(水) |
09:28 | 03:31 | 20:54 | 14:20 |
| 103cm | 58cm | 136cm | 82cm | |
|
||||
苫小牧（北海道）2033年07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 |
|---|---|---|---|
| 7/20 00:00 | 93.8 | ↓-3.0 | 最大潮位差 |
| 7/20 00:10 | 90.8 | ↓-3.0 | 最大潮位差 |
| 7/20 00:20 | 87.9 | ↓-2.9 | |
| 7/20 00:30 | 85.0 | ↓-2.9 | |
| 7/20 00:40 | 82.1 | ↓-2.9 | |
| 7/20 00:50 | 79.4 | ↓-2.7 | |
| 7/20 01:00 | 76.8 | ↓-2.6 | |
| 7/20 01:10 | 74.3 | ↓-2.5 | |
| 7/20 01:20 | 72.0 | ↓-2.3 | |
| 7/20 01:30 | 69.8 | ↓-2.2 | |
| 7/20 01:40 | 67.8 | ↓-2.0 | |
| 7/20 01:50 | 66.0 | ↓-1.8 | |
| 7/20 02:00 | 64.4 | ↓-1.6 | |
| 7/20 02:10 | 62.9 | ↓-1.5 | |
| 7/20 02:20 | 61.6 | ↓-1.3 | |
| 7/20 02:30 | 60.6 | ↓-1.0 | |
| 7/20 02:40 | 59.6 | ↓-1.0 | |
| 7/20 02:50 | 58.9 | ↓-0.7 | |
| 7/20 03:00 | 58.3 | ↓-0.6 | |
| 7/20 03:10 | 57.9 | ↓-0.4 | |
| 7/20 03:20 | 57.7 | ↓-0.2 | |
| 7/20 03:30 | 57.6 | ↓-0.1 | 干潮 |
| 7/20 03:40 | 57.7 | ↑0.1 | |
| 7/20 03:50 | 57.9 | ↑0.2 | |
| 7/20 04:00 | 58.3 | ↑0.4 | |
| 7/20 04:10 | 58.9 | ↑0.6 | |
| 7/20 04:20 | 59.6 | ↑0.7 | |
| 7/20 04:30 | 60.5 | ↑0.9 | |
| 7/20 04:40 | 61.6 | ↑1.1 | |
| 7/20 04:50 | 62.9 | ↑1.3 | |
| 7/20 05:00 | 64.3 | ↑1.4 | |
| 7/20 05:10 | 65.9 | ↑1.6 | |
| 7/20 05:20 | 67.6 | ↑1.7 | |
| 7/20 05:30 | 69.4 | ↑1.8 | |
| 7/20 05:40 | 71.4 | ↑2.0 | |
| 7/20 05:50 | 73.5 | ↑2.1 | |
| 7/20 06:00 | 75.7 | ↑2.2 | |
| 7/20 06:10 | 77.8 | ↑2.1 | |
| 7/20 06:20 | 80.1 | ↑2.3 | |
| 7/20 06:30 | 82.3 | ↑2.2 | |
| 7/20 06:40 | 84.5 | ↑2.2 | |
| 7/20 06:50 | 86.6 | ↑2.1 | |
| 7/20 07:00 | 88.6 | ↑2.0 | |
| 7/20 07:10 | 90.6 | ↑2.0 | |
| 7/20 07:20 | 92.4 | ↑1.8 | |
| 7/20 07:30 | 94.0 | ↑1.6 | |
| 7/20 07:40 | 95.6 | ↑1.6 | |
| 7/20 07:50 | 96.9 | ↑1.3 | |
| 7/20 08:00 | 98.2 | ↑1.3 | |
| 7/20 08:10 | 99.2 | ↑1.0 | |
| 7/20 08:20 | 100.1 | ↑0.9 | |
| 7/20 08:30 | 100.9 | ↑0.8 | |
| 7/20 08:40 | 101.5 | ↑0.6 | |
| 7/20 08:50 | 101.9 | ↑0.4 | |
| 7/20 09:00 | 102.3 | ↑0.4 | |
| 7/20 09:10 | 102.5 | ↑0.2 | |
| 7/20 09:20 | 102.6 | ↑0.1 | 満潮 |
| 7/20 09:30 | 102.7 | ↑0.1 | |
| 7/20 09:40 | 102.6 | ↓-0.1 | |
| 7/20 09:50 | 102.4 | ↓-0.2 | |
| 7/20 10:00 | 102.2 | ↓-0.2 | |
| 7/20 10:10 | 101.8 | ↓-0.4 | |
| 7/20 10:20 | 101.4 | ↓-0.4 | |
| 7/20 10:30 | 100.9 | ↓-0.5 | |
| 7/20 10:40 | 100.3 | ↓-0.6 | |
| 7/20 10:50 | 99.6 | ↓-0.7 | |
| 7/20 11:00 | 98.9 | ↓-0.7 | |
| 7/20 11:10 | 98.0 | ↓-0.9 | |
| 7/20 11:20 | 97.1 | ↓-0.9 | |
| 7/20 11:30 | 96.1 | ↓-1.0 | |
| 7/20 11:40 | 95.0 | ↓-1.1 | |
| 7/20 11:50 | 93.9 | ↓-1.1 | |
| 7/20 12:00 | 92.7 | ↓-1.2 | |
| 7/20 12:10 | 91.5 | ↓-1.2 | |
| 7/20 12:20 | 90.3 | ↓-1.2 | |
| 7/20 12:30 | 89.1 | ↓-1.2 | |
| 7/20 12:40 | 87.9 | ↓-1.2 | |
| 7/20 12:50 | 86.8 | ↓-1.1 | |
| 7/20 13:00 | 85.7 | ↓-1.1 | |
| 7/20 13:10 | 84.7 | ↓-1.0 | |
| 7/20 13:20 | 83.9 | ↓-0.8 | |
| 7/20 13:30 | 83.1 | ↓-0.8 | |
| 7/20 13:40 | 82.5 | ↓-0.6 | |
| 7/20 13:50 | 82.0 | ↓-0.5 | |
| 7/20 14:00 | 81.6 | ↓-0.4 | |
| 7/20 14:10 | 81.4 | ↓-0.2 | 干潮 |
| 7/20 14:20 | 81.4 | 0 | 干潮 |
| 7/20 14:30 | 81.5 | ↑0.1 | |
| 7/20 14:40 | 81.7 | ↑0.2 | |
| 7/20 14:50 | 82.1 | ↑0.4 | |
| 7/20 15:00 | 82.6 | ↑0.5 | |
| 7/20 15:10 | 83.2 | ↑0.6 | |
| 7/20 15:20 | 84.0 | ↑0.8 | |
| 7/20 15:30 | 84.9 | ↑0.9 | |
| 7/20 15:40 | 85.9 | ↑1.0 | |
| 7/20 15:50 | 87.0 | ↑1.1 | |
| 7/20 16:00 | 88.2 | ↑1.2 | |
| 7/20 16:10 | 89.6 | ↑1.4 | |
| 7/20 16:20 | 91.0 | ↑1.4 | |
| 7/20 16:30 | 92.5 | ↑1.5 | |
| 7/20 16:40 | 94.2 | ↑1.7 | |
| 7/20 16:50 | 95.9 | ↑1.7 | |
| 7/20 17:00 | 97.7 | ↑1.8 | |
| 7/20 17:10 | 99.7 | ↑2.0 | |
| 7/20 17:20 | 101.7 | ↑2.0 | |
| 7/20 17:30 | 103.8 | ↑2.1 | |
| 7/20 17:40 | 105.9 | ↑2.1 | |
| 7/20 17:50 | 108.1 | ↑2.2 | |
| 7/20 18:00 | 110.4 | ↑2.3 | |
| 7/20 18:10 | 112.6 | ↑2.2 | |
| 7/20 18:20 | 114.9 | ↑2.3 | |
| 7/20 18:30 | 117.2 | ↑2.3 | |
| 7/20 18:40 | 119.3 | ↑2.1 | |
| 7/20 18:50 | 121.5 | ↑2.2 | |
| 7/20 19:00 | 123.5 | ↑2.0 | |
| 7/20 19:10 | 125.5 | ↑2.0 | |
| 7/20 19:20 | 127.3 | ↑1.8 | |
| 7/20 19:30 | 128.9 | ↑1.6 | |
| 7/20 19:40 | 130.4 | ↑1.5 | |
| 7/20 19:50 | 131.7 | ↑1.3 | |
| 7/20 20:00 | 132.8 | ↑1.1 | |
| 7/20 20:10 | 133.8 | ↑1.0 | |
| 7/20 20:20 | 134.5 | ↑0.7 | |
| 7/20 20:30 | 135.0 | ↑0.5 | |
| 7/20 20:40 | 135.4 | ↑0.4 | |
| 7/20 20:50 | 135.5 | ↑0.1 | 満潮 |
| 7/20 21:00 | 135.5 | 0 | |
| 7/20 21:10 | 135.3 | ↓-0.2 | |
| 7/20 21:20 | 134.9 | ↓-0.4 | |
| 7/20 21:30 | 134.4 | ↓-0.5 | |
| 7/20 21:40 | 133.7 | ↓-0.7 | |
| 7/20 21:50 | 132.8 | ↓-0.9 | |
| 7/20 22:00 | 131.9 | ↓-0.9 | |
| 7/20 22:10 | 130.7 | ↓-1.2 | |
| 7/20 22:20 | 129.5 | ↓-1.2 | |
| 7/20 22:30 | 128.1 | ↓-1.4 | |
| 7/20 22:40 | 126.5 | ↓-1.6 | |
| 7/20 22:50 | 124.8 | ↓-1.7 | |
| 7/20 23:00 | 123.0 | ↓-1.8 | |
| 7/20 23:10 | 121.1 | ↓-1.9 | |
| 7/20 23:20 | 119.0 | ↓-2.1 | |
| 7/20 23:30 | 116.8 | ↓-2.2 | |
| 7/20 23:40 | 114.5 | ↓-2.3 | |
| 7/20 23:50 | 112.1 | ↓-2.4 |