| 満潮 | 干潮 | 満潮 | 干潮 |
|
4
(水) |
01:06 | 07:58 | 14:30 | 19:47 |
| 120cm | 38cm | 114cm | 64cm | |
|
||||
苫小牧（北海道）2050年05月4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 |
|---|---|---|---|
| 5/4 00:00 | 114.9 | ↑1.7 | |
| 5/4 00:10 | 116.3 | ↑1.4 | |
| 5/4 00:20 | 117.5 | ↑1.2 | |
| 5/4 00:30 | 118.5 | ↑1.0 | |
| 5/4 00:40 | 119.2 | ↑0.7 | |
| 5/4 00:50 | 119.7 | ↑0.5 | |
| 5/4 01:00 | 119.9 | ↑0.2 | 満潮 |
| 5/4 01:10 | 119.9 | 0 | |
| 5/4 01:20 | 119.7 | ↓-0.2 | |
| 5/4 01:30 | 119.3 | ↓-0.4 | |
| 5/4 01:40 | 118.6 | ↓-0.7 | |
| 5/4 01:50 | 117.8 | ↓-0.8 | |
| 5/4 02:00 | 116.8 | ↓-1.0 | |
| 5/4 02:10 | 115.6 | ↓-1.2 | |
| 5/4 02:20 | 114.2 | ↓-1.4 | |
| 5/4 02:30 | 112.6 | ↓-1.6 | |
| 5/4 02:40 | 110.9 | ↓-1.7 | |
| 5/4 02:50 | 109.0 | ↓-1.9 | |
| 5/4 03:00 | 107.0 | ↓-2.0 | |
| 5/4 03:10 | 104.8 | ↓-2.2 | |
| 5/4 03:20 | 102.4 | ↓-2.4 | |
| 5/4 03:30 | 99.9 | ↓-2.5 | |
| 5/4 03:40 | 97.3 | ↓-2.6 | |
| 5/4 03:50 | 94.5 | ↓-2.8 | |
| 5/4 04:00 | 91.5 | ↓-3.0 | |
| 5/4 04:10 | 88.5 | ↓-3.0 | |
| 5/4 04:20 | 85.3 | ↓-3.2 | |
| 5/4 04:30 | 82.1 | ↓-3.2 | |
| 5/4 04:40 | 78.7 | ↓-3.4 | 最大潮位差 |
| 5/4 04:50 | 75.4 | ↓-3.3 | |
| 5/4 05:00 | 72.0 | ↓-3.4 | 最大潮位差 |
| 5/4 05:10 | 68.7 | ↓-3.3 | |
| 5/4 05:20 | 65.4 | ↓-3.3 | |
| 5/4 05:30 | 62.2 | ↓-3.2 | |
| 5/4 05:40 | 59.1 | ↓-3.1 | |
| 5/4 05:50 | 56.1 | ↓-3.0 | |
| 5/4 06:00 | 53.3 | ↓-2.8 | |
| 5/4 06:10 | 50.6 | ↓-2.7 | |
| 5/4 06:20 | 48.2 | ↓-2.4 | |
| 5/4 06:30 | 46.0 | ↓-2.2 | |
| 5/4 06:40 | 44.0 | ↓-2.0 | |
| 5/4 06:50 | 42.3 | ↓-1.7 | |
| 5/4 07:00 | 40.8 | ↓-1.5 | |
| 5/4 07:10 | 39.6 | ↓-1.2 | |
| 5/4 07:20 | 38.6 | ↓-1.0 | |
| 5/4 07:30 | 37.9 | ↓-0.7 | |
| 5/4 07:40 | 37.4 | ↓-0.5 | |
| 5/4 07:50 | 37.1 | ↓-0.3 | 干潮 |
| 5/4 08:00 | 37.1 | 0 | |
| 5/4 08:10 | 37.3 | ↑0.2 | |
| 5/4 08:20 | 37.6 | ↑0.3 | |
| 5/4 08:30 | 38.2 | ↑0.6 | |
| 5/4 08:40 | 39.1 | ↑0.9 | |
| 5/4 08:50 | 40.1 | ↑1.0 | |
| 5/4 09:00 | 41.3 | ↑1.2 | |
| 5/4 09:10 | 42.7 | ↑1.4 | |
| 5/4 09:20 | 44.3 | ↑1.6 | |
| 5/4 09:30 | 46.2 | ↑1.9 | |
| 5/4 09:40 | 48.2 | ↑2.0 | |
| 5/4 09:50 | 50.4 | ↑2.2 | |
| 5/4 10:00 | 52.8 | ↑2.4 | |
| 5/4 10:10 | 55.4 | ↑2.6 | |
| 5/4 10:20 | 58.2 | ↑2.8 | |
| 5/4 10:30 | 61.1 | ↑2.9 | |
| 5/4 10:40 | 64.2 | ↑3.1 | |
| 5/4 10:50 | 67.3 | ↑3.1 | |
| 5/4 11:00 | 70.6 | ↑3.3 | |
| 5/4 11:10 | 73.9 | ↑3.3 | |
| 5/4 11:20 | 77.2 | ↑3.3 | |
| 5/4 11:30 | 80.5 | ↑3.3 | |
| 5/4 11:40 | 83.8 | ↑3.3 | |
| 5/4 11:50 | 87.0 | ↑3.2 | |
| 5/4 12:00 | 90.1 | ↑3.1 | |
| 5/4 12:10 | 93.0 | ↑2.9 | |
| 5/4 12:20 | 95.8 | ↑2.8 | |
| 5/4 12:30 | 98.5 | ↑2.7 | |
| 5/4 12:40 | 100.9 | ↑2.4 | |
| 5/4 12:50 | 103.1 | ↑2.2 | |
| 5/4 13:00 | 105.1 | ↑2.0 | |
| 5/4 13:10 | 106.8 | ↑1.7 | |
| 5/4 13:20 | 108.4 | ↑1.6 | |
| 5/4 13:30 | 109.7 | ↑1.3 | |
| 5/4 13:40 | 110.7 | ↑1.0 | |
| 5/4 13:50 | 111.6 | ↑0.9 | |
| 5/4 14:00 | 112.3 | ↑0.7 | |
| 5/4 14:10 | 112.7 | ↑0.4 | |
| 5/4 14:20 | 113.0 | ↑0.3 | 満潮 |
| 5/4 14:30 | 113.1 | ↑0.1 | 満潮 |
| 5/4 14:40 | 112.9 | ↓-0.2 | |
| 5/4 14:50 | 112.6 | ↓-0.3 | |
| 5/4 15:00 | 112.2 | ↓-0.4 | |
| 5/4 15:10 | 111.5 | ↓-0.7 | |
| 5/4 15:20 | 110.6 | ↓-0.9 | |
| 5/4 15:30 | 109.6 | ↓-1.0 | |
| 5/4 15:40 | 108.4 | ↓-1.2 | |
| 5/4 15:50 | 106.9 | ↓-1.5 | |
| 5/4 16:00 | 105.3 | ↓-1.6 | |
| 5/4 16:10 | 103.5 | ↓-1.8 | |
| 5/4 16:20 | 101.6 | ↓-1.9 | |
| 5/4 16:30 | 99.5 | ↓-2.1 | |
| 5/4 16:40 | 97.2 | ↓-2.3 | |
| 5/4 16:50 | 94.8 | ↓-2.4 | |
| 5/4 17:00 | 92.4 | ↓-2.4 | |
| 5/4 17:10 | 89.8 | ↓-2.6 | |
| 5/4 17:20 | 87.2 | ↓-2.6 | |
| 5/4 17:30 | 84.6 | ↓-2.6 | |
| 5/4 17:40 | 82.1 | ↓-2.5 | |
| 5/4 17:50 | 79.6 | ↓-2.5 | |
| 5/4 18:00 | 77.2 | ↓-2.4 | |
| 5/4 18:10 | 74.9 | ↓-2.3 | |
| 5/4 18:20 | 72.8 | ↓-2.1 | |
| 5/4 18:30 | 70.9 | ↓-1.9 | |
| 5/4 18:40 | 69.1 | ↓-1.8 | |
| 5/4 18:50 | 67.7 | ↓-1.4 | |
| 5/4 19:00 | 66.4 | ↓-1.3 | |
| 5/4 19:10 | 65.4 | ↓-1.0 | |
| 5/4 19:20 | 64.6 | ↓-0.8 | |
| 5/4 19:30 | 64.1 | ↓-0.5 | |
| 5/4 19:40 | 63.8 | ↓-0.3 | 干潮 |
| 5/4 19:50 | 63.8 | 0 | |
| 5/4 20:00 | 64.0 | ↑0.2 | |
| 5/4 20:10 | 64.4 | ↑0.4 | |
| 5/4 20:20 | 65.0 | ↑0.6 | |
| 5/4 20:30 | 65.8 | ↑0.8 | |
| 5/4 20:40 | 66.8 | ↑1.0 | |
| 5/4 20:50 | 68.0 | ↑1.2 | |
| 5/4 21:00 | 69.3 | ↑1.3 | |
| 5/4 21:10 | 70.8 | ↑1.5 | |
| 5/4 21:20 | 72.4 | ↑1.6 | |
| 5/4 21:30 | 74.2 | ↑1.8 | |
| 5/4 21:40 | 76.2 | ↑2.0 | |
| 5/4 21:50 | 78.3 | ↑2.1 | |
| 5/4 22:00 | 80.5 | ↑2.2 | |
| 5/4 22:10 | 82.9 | ↑2.4 | |
| 5/4 22:20 | 85.3 | ↑2.4 | |
| 5/4 22:30 | 87.9 | ↑2.6 | |
| 5/4 22:40 | 90.6 | ↑2.7 | |
| 5/4 22:50 | 93.4 | ↑2.8 | |
| 5/4 23:00 | 96.3 | ↑2.9 | |
| 5/4 23:10 | 99.1 | ↑2.8 | |
| 5/4 23:20 | 102.0 | ↑2.9 | |
| 5/4 23:30 | 104.8 | ↑2.8 | |
| 5/4 23:40 | 107.6 | ↑2.8 | |
| 5/4 23:50 | 110.3 | ↑2.7 |