| 満潮 | 干潮 | 満潮 | 干潮 |
|
20
(木) |
01:46 | 09:11 | 16:30 | 20:50 |
| 141cm | 5cm | 124cm | 89cm | |
|
||||
苫小牧（北海道）2027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 | 124.5 | ↑2.7 | |
| 5/20 00:10 | 127.0 | ↑2.5 | |
| 5/20 00:20 | 129.4 | ↑2.4 | |
| 5/20 00:30 | 131.7 | ↑2.3 | |
| 5/20 00:40 | 133.7 | ↑2.0 | |
| 5/20 00:50 | 135.6 | ↑1.9 | |
| 5/20 01:00 | 137.2 | ↑1.6 | |
| 5/20 01:10 | 138.4 | ↑1.2 | |
| 5/20 01:20 | 139.4 | ↑1.0 | |
| 5/20 01:30 | 140.1 | ↑0.7 | |
| 5/20 01:40 | 140.5 | ↑0.4 | 満潮 |
| 5/20 01:50 | 140.5 | 0 | |
| 5/20 02:00 | 140.1 | ↓-0.4 | |
| 5/20 02:10 | 139.5 | ↓-0.6 | |
| 5/20 02:20 | 138.5 | ↓-1.0 | |
| 5/20 02:30 | 137.2 | ↓-1.3 | |
| 5/20 02:40 | 135.7 | ↓-1.5 | |
| 5/20 02:50 | 133.8 | ↓-1.9 | |
| 5/20 03:00 | 131.7 | ↓-2.1 | |
| 5/20 03:10 | 129.4 | ↓-2.3 | |
| 5/20 03:20 | 126.8 | ↓-2.6 | |
| 5/20 03:30 | 124.0 | ↓-2.8 | |
| 5/20 03:40 | 121.1 | ↓-2.9 | |
| 5/20 03:50 | 117.9 | ↓-3.2 | |
| 5/20 04:00 | 114.5 | ↓-3.4 | |
| 5/20 04:10 | 110.9 | ↓-3.6 | |
| 5/20 04:20 | 107.1 | ↓-3.8 | |
| 5/20 04:30 | 103.2 | ↓-3.9 | |
| 5/20 04:40 | 99.1 | ↓-4.1 | |
| 5/20 04:50 | 94.8 | ↓-4.3 | |
| 5/20 05:00 | 90.4 | ↓-4.4 | |
| 5/20 05:10 | 85.8 | ↓-4.6 | |
| 5/20 05:20 | 81.1 | ↓-4.7 | |
| 5/20 05:30 | 76.2 | ↓-4.9 | |
| 5/20 05:40 | 71.3 | ↓-4.9 | |
| 5/20 05:50 | 66.3 | ↓-5.0 | 最大潮位差 |
| 5/20 06:00 | 61.3 | ↓-5.0 | 最大潮位差 |
| 5/20 06:10 | 56.3 | ↓-5.0 | 最大潮位差 |
| 5/20 06:20 | 51.3 | ↓-5.0 | 最大潮位差 |
| 5/20 06:30 | 46.4 | ↓-4.9 | |
| 5/20 06:40 | 41.7 | ↓-4.7 | |
| 5/20 06:50 | 37.1 | ↓-4.6 | |
| 5/20 07:00 | 32.7 | ↓-4.4 | |
| 5/20 07:10 | 28.6 | ↓-4.1 | |
| 5/20 07:20 | 24.7 | ↓-3.9 | |
| 5/20 07:30 | 21.1 | ↓-3.6 | |
| 5/20 07:40 | 17.9 | ↓-3.2 | |
| 5/20 07:50 | 15.0 | ↓-2.9 | |
| 5/20 08:00 | 12.5 | ↓-2.5 | |
| 5/20 08:10 | 10.3 | ↓-2.2 | |
| 5/20 08:20 | 8.4 | ↓-1.9 | |
| 5/20 08:30 | 6.9 | ↓-1.5 | |
| 5/20 08:40 | 5.8 | ↓-1.1 | |
| 5/20 08:50 | 5.0 | ↓-0.8 | |
| 5/20 09:00 | 4.5 | ↓-0.5 | |
| 5/20 09:10 | 4.3 | ↓-0.2 | 干潮 |
| 5/20 09:20 | 4.5 | ↑0.2 | |
| 5/20 09:30 | 4.9 | ↑0.4 | |
| 5/20 09:40 | 5.7 | ↑0.8 | |
| 5/20 09:50 | 6.7 | ↑1.0 | |
| 5/20 10:00 | 8.0 | ↑1.3 | |
| 5/20 10:10 | 9.6 | ↑1.6 | |
| 5/20 10:20 | 11.5 | ↑1.9 | |
| 5/20 10:30 | 13.7 | ↑2.2 | |
| 5/20 10:40 | 16.2 | ↑2.5 | |
| 5/20 10:50 | 18.9 | ↑2.7 | |
| 5/20 11:00 | 22.0 | ↑3.1 | |
| 5/20 11:10 | 25.3 | ↑3.3 | |
| 5/20 11:20 | 28.9 | ↑3.6 | |
| 5/20 11:30 | 32.7 | ↑3.8 | |
| 5/20 11:40 | 36.8 | ↑4.1 | |
| 5/20 11:50 | 41.1 | ↑4.3 | |
| 5/20 12:00 | 45.5 | ↑4.4 | |
| 5/20 12:10 | 50.1 | ↑4.6 | |
| 5/20 12:20 | 54.8 | ↑4.7 | |
| 5/20 12:30 | 59.6 | ↑4.8 | |
| 5/20 12:40 | 64.4 | ↑4.8 | |
| 5/20 12:50 | 69.2 | ↑4.8 | |
| 5/20 13:00 | 73.9 | ↑4.7 | |
| 5/20 13:10 | 78.5 | ↑4.6 | |
| 5/20 13:20 | 82.9 | ↑4.4 | |
| 5/20 13:30 | 87.2 | ↑4.3 | |
| 5/20 13:40 | 91.3 | ↑4.1 | |
| 5/20 13:50 | 95.1 | ↑3.8 | |
| 5/20 14:00 | 98.7 | ↑3.6 | |
| 5/20 14:10 | 102.1 | ↑3.4 | |
| 5/20 14:20 | 105.2 | ↑3.1 | |
| 5/20 14:30 | 108.0 | ↑2.8 | |
| 5/20 14:40 | 110.5 | ↑2.5 | |
| 5/20 14:50 | 112.8 | ↑2.3 | |
| 5/20 15:00 | 114.9 | ↑2.1 | |
| 5/20 15:10 | 116.7 | ↑1.8 | |
| 5/20 15:20 | 118.2 | ↑1.5 | |
| 5/20 15:30 | 119.6 | ↑1.4 | |
| 5/20 15:40 | 120.7 | ↑1.1 | |
| 5/20 15:50 | 121.6 | ↑0.9 | |
| 5/20 16:00 | 122.3 | ↑0.7 | |
| 5/20 16:10 | 122.8 | ↑0.5 | |
| 5/20 16:20 | 123.1 | ↑0.3 | 満潮 |
| 5/20 16:30 | 123.2 | ↑0.1 | 満潮 |
| 5/20 16:40 | 123.1 | ↓-0.1 | |
| 5/20 16:50 | 122.7 | ↓-0.4 | |
| 5/20 17:00 | 122.1 | ↓-0.6 | |
| 5/20 17:10 | 121.3 | ↓-0.8 | |
| 5/20 17:20 | 120.3 | ↓-1.0 | |
| 5/20 17:30 | 119.1 | ↓-1.2 | |
| 5/20 17:40 | 117.6 | ↓-1.5 | |
| 5/20 17:50 | 116.0 | ↓-1.6 | |
| 5/20 18:00 | 114.2 | ↓-1.8 | |
| 5/20 18:10 | 112.2 | ↓-2.0 | |
| 5/20 18:20 | 110.2 | ↓-2.0 | |
| 5/20 18:30 | 108.0 | ↓-2.2 | |
| 5/20 18:40 | 105.8 | ↓-2.2 | |
| 5/20 18:50 | 103.6 | ↓-2.2 | |
| 5/20 19:00 | 101.4 | ↓-2.2 | |
| 5/20 19:10 | 99.3 | ↓-2.1 | |
| 5/20 19:20 | 97.3 | ↓-2.0 | |
| 5/20 19:30 | 95.5 | ↓-1.8 | |
| 5/20 19:40 | 93.8 | ↓-1.7 | |
| 5/20 19:50 | 92.3 | ↓-1.5 | |
| 5/20 20:00 | 91.0 | ↓-1.3 | |
| 5/20 20:10 | 90.0 | ↓-1.0 | |
| 5/20 20:20 | 89.2 | ↓-0.8 | |
| 5/20 20:30 | 88.6 | ↓-0.6 | |
| 5/20 20:40 | 88.3 | ↓-0.3 | 干潮 |
| 5/20 20:50 | 88.2 | ↓-0.1 | 干潮 |
| 5/20 21:00 | 88.3 | ↑0.1 | |
| 5/20 21:10 | 88.7 | ↑0.4 | |
| 5/20 21:20 | 89.2 | ↑0.5 | |
| 5/20 21:30 | 89.9 | ↑0.7 | |
| 5/20 21:40 | 90.8 | ↑0.9 | |
| 5/20 21:50 | 91.9 | ↑1.1 | |
| 5/20 22:00 | 93.1 | ↑1.2 | |
| 5/20 22:10 | 94.4 | ↑1.3 | |
| 5/20 22:20 | 95.9 | ↑1.5 | |
| 5/20 22:30 | 97.5 | ↑1.6 | |
| 5/20 22:40 | 99.2 | ↑1.7 | |
| 5/20 22:50 | 101.1 | ↑1.9 | |
| 5/20 23:00 | 103.0 | ↑1.9 | |
| 5/20 23:10 | 105.2 | ↑2.2 | |
| 5/20 23:20 | 107.4 | ↑2.2 | |
| 5/20 23:30 | 109.8 | ↑2.4 | |
| 5/20 23:40 | 112.2 | ↑2.4 | |
| 5/20 23:50 | 114.8 | ↑2.6 |