| 満潮 | 干潮 | 満潮 | 干潮 |
|
20
(月) |
01:19 | 08:06 | 14:36 | 19:49 |
| 127cm | 31cm | 118cm | 70cm | |
|
||||
苫小牧（北海道）2058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 | 119.1 | ↑1.9 | |
| 5/20 00:10 | 120.8 | ↑1.7 | |
| 5/20 00:20 | 122.4 | ↑1.6 | |
| 5/20 00:30 | 123.7 | ↑1.3 | |
| 5/20 00:40 | 124.7 | ↑1.0 | |
| 5/20 00:50 | 125.5 | ↑0.8 | |
| 5/20 01:00 | 126.1 | ↑0.6 | |
| 5/20 01:10 | 126.4 | ↑0.3 | 満潮 |
| 5/20 01:20 | 126.5 | ↑0.1 | |
| 5/20 01:30 | 126.3 | ↓-0.2 | |
| 5/20 01:40 | 125.9 | ↓-0.4 | |
| 5/20 01:50 | 125.3 | ↓-0.6 | |
| 5/20 02:00 | 124.4 | ↓-0.9 | |
| 5/20 02:10 | 123.4 | ↓-1.0 | |
| 5/20 02:20 | 122.1 | ↓-1.3 | |
| 5/20 02:30 | 120.5 | ↓-1.6 | |
| 5/20 02:40 | 118.8 | ↓-1.7 | |
| 5/20 02:50 | 116.8 | ↓-2.0 | |
| 5/20 03:00 | 114.7 | ↓-2.1 | |
| 5/20 03:10 | 112.3 | ↓-2.4 | |
| 5/20 03:20 | 109.7 | ↓-2.6 | |
| 5/20 03:30 | 106.9 | ↓-2.8 | |
| 5/20 03:40 | 103.9 | ↓-3.0 | |
| 5/20 03:50 | 100.7 | ↓-3.2 | |
| 5/20 04:00 | 97.3 | ↓-3.4 | |
| 5/20 04:10 | 93.8 | ↓-3.5 | |
| 5/20 04:20 | 90.1 | ↓-3.7 | |
| 5/20 04:30 | 86.3 | ↓-3.8 | |
| 5/20 04:40 | 82.5 | ↓-3.8 | |
| 5/20 04:50 | 78.5 | ↓-4.0 | 最大潮位差 |
| 5/20 05:00 | 74.6 | ↓-3.9 | |
| 5/20 05:10 | 70.6 | ↓-4.0 | 最大潮位差 |
| 5/20 05:20 | 66.7 | ↓-3.9 | |
| 5/20 05:30 | 62.8 | ↓-3.9 | |
| 5/20 05:40 | 59.1 | ↓-3.7 | |
| 5/20 05:50 | 55.5 | ↓-3.6 | |
| 5/20 06:00 | 52.1 | ↓-3.4 | |
| 5/20 06:10 | 48.8 | ↓-3.3 | |
| 5/20 06:20 | 45.8 | ↓-3.0 | |
| 5/20 06:30 | 43.0 | ↓-2.8 | |
| 5/20 06:40 | 40.5 | ↓-2.5 | |
| 5/20 06:50 | 38.2 | ↓-2.3 | |
| 5/20 07:00 | 36.2 | ↓-2.0 | |
| 5/20 07:10 | 34.6 | ↓-1.6 | |
| 5/20 07:20 | 33.1 | ↓-1.5 | |
| 5/20 07:30 | 32.0 | ↓-1.1 | |
| 5/20 07:40 | 31.2 | ↓-0.8 | |
| 5/20 07:50 | 30.6 | ↓-0.6 | |
| 5/20 08:00 | 30.3 | ↓-0.3 | 干潮 |
| 5/20 08:10 | 30.3 | 0 | |
| 5/20 08:20 | 30.6 | ↑0.3 | |
| 5/20 08:30 | 31.1 | ↑0.5 | |
| 5/20 08:40 | 32.0 | ↑0.9 | |
| 5/20 08:50 | 33.0 | ↑1.0 | |
| 5/20 09:00 | 34.4 | ↑1.4 | |
| 5/20 09:10 | 36.0 | ↑1.6 | |
| 5/20 09:20 | 37.8 | ↑1.8 | |
| 5/20 09:30 | 39.9 | ↑2.1 | |
| 5/20 09:40 | 42.3 | ↑2.4 | |
| 5/20 09:50 | 44.9 | ↑2.6 | |
| 5/20 10:00 | 47.7 | ↑2.8 | |
| 5/20 10:10 | 50.7 | ↑3.0 | |
| 5/20 10:20 | 53.9 | ↑3.2 | |
| 5/20 10:30 | 57.3 | ↑3.4 | |
| 5/20 10:40 | 60.8 | ↑3.5 | |
| 5/20 10:50 | 64.5 | ↑3.7 | |
| 5/20 11:00 | 68.2 | ↑3.7 | |
| 5/20 11:10 | 72.0 | ↑3.8 | |
| 5/20 11:20 | 75.8 | ↑3.8 | |
| 5/20 11:30 | 79.5 | ↑3.7 | |
| 5/20 11:40 | 83.2 | ↑3.7 | |
| 5/20 11:50 | 86.9 | ↑3.7 | |
| 5/20 12:00 | 90.4 | ↑3.5 | |
| 5/20 12:10 | 93.7 | ↑3.3 | |
| 5/20 12:20 | 96.9 | ↑3.2 | |
| 5/20 12:30 | 99.9 | ↑3.0 | |
| 5/20 12:40 | 102.7 | ↑2.8 | |
| 5/20 12:50 | 105.2 | ↑2.5 | |
| 5/20 13:00 | 107.5 | ↑2.3 | |
| 5/20 13:10 | 109.6 | ↑2.1 | |
| 5/20 13:20 | 111.4 | ↑1.8 | |
| 5/20 13:30 | 113.0 | ↑1.6 | |
| 5/20 13:40 | 114.3 | ↑1.3 | |
| 5/20 13:50 | 115.4 | ↑1.1 | |
| 5/20 14:00 | 116.3 | ↑0.9 | |
| 5/20 14:10 | 116.9 | ↑0.6 | |
| 5/20 14:20 | 117.4 | ↑0.5 | |
| 5/20 14:30 | 117.6 | ↑0.2 | 満潮 |
| 5/20 14:40 | 117.6 | 0 | |
| 5/20 14:50 | 117.4 | ↓-0.2 | |
| 5/20 15:00 | 117.0 | ↓-0.4 | |
| 5/20 15:10 | 116.3 | ↓-0.7 | |
| 5/20 15:20 | 115.5 | ↓-0.8 | |
| 5/20 15:30 | 114.5 | ↓-1.0 | |
| 5/20 15:40 | 113.3 | ↓-1.2 | |
| 5/20 15:50 | 111.9 | ↓-1.4 | |
| 5/20 16:00 | 110.3 | ↓-1.6 | |
| 5/20 16:10 | 108.5 | ↓-1.8 | |
| 5/20 16:20 | 106.5 | ↓-2.0 | |
| 5/20 16:30 | 104.4 | ↓-2.1 | |
| 5/20 16:40 | 102.1 | ↓-2.3 | |
| 5/20 16:50 | 99.8 | ↓-2.3 | |
| 5/20 17:00 | 97.3 | ↓-2.5 | |
| 5/20 17:10 | 94.8 | ↓-2.5 | |
| 5/20 17:20 | 92.3 | ↓-2.5 | |
| 5/20 17:30 | 89.7 | ↓-2.6 | |
| 5/20 17:40 | 87.2 | ↓-2.5 | |
| 5/20 17:50 | 84.8 | ↓-2.4 | |
| 5/20 18:00 | 82.5 | ↓-2.3 | |
| 5/20 18:10 | 80.3 | ↓-2.2 | |
| 5/20 18:20 | 78.2 | ↓-2.1 | |
| 5/20 18:30 | 76.4 | ↓-1.8 | |
| 5/20 18:40 | 74.7 | ↓-1.7 | |
| 5/20 18:50 | 73.3 | ↓-1.4 | |
| 5/20 19:00 | 72.0 | ↓-1.3 | |
| 5/20 19:10 | 71.0 | ↓-1.0 | |
| 5/20 19:20 | 70.3 | ↓-0.7 | |
| 5/20 19:30 | 69.8 | ↓-0.5 | |
| 5/20 19:40 | 69.5 | ↓-0.3 | 干潮 |
| 5/20 19:50 | 69.4 | ↓-0.1 | |
| 5/20 20:00 | 69.5 | ↑0.1 | |
| 5/20 20:10 | 69.9 | ↑0.4 | |
| 5/20 20:20 | 70.4 | ↑0.5 | |
| 5/20 20:30 | 71.2 | ↑0.8 | |
| 5/20 20:40 | 72.1 | ↑0.9 | |
| 5/20 20:50 | 73.2 | ↑1.1 | |
| 5/20 21:00 | 74.4 | ↑1.2 | |
| 5/20 21:10 | 75.9 | ↑1.5 | |
| 5/20 21:20 | 77.4 | ↑1.5 | |
| 5/20 21:30 | 79.2 | ↑1.8 | |
| 5/20 21:40 | 81.1 | ↑1.9 | |
| 5/20 21:50 | 83.2 | ↑2.1 | |
| 5/20 22:00 | 85.4 | ↑2.2 | |
| 5/20 22:10 | 87.8 | ↑2.4 | |
| 5/20 22:20 | 90.3 | ↑2.5 | |
| 5/20 22:30 | 92.9 | ↑2.6 | |
| 5/20 22:40 | 95.6 | ↑2.7 | |
| 5/20 22:50 | 98.4 | ↑2.8 | |
| 5/20 23:00 | 101.3 | ↑2.9 | |
| 5/20 23:10 | 104.3 | ↑3.0 | |
| 5/20 23:20 | 107.2 | ↑2.9 | |
| 5/20 23:30 | 110.1 | ↑2.9 | |
| 5/20 23:40 | 113.0 | ↑2.9 | |
| 5/20 23:50 | 115.8 | ↑2.8 |