| 満潮 | 干潮 | 満潮 | 干潮 |
|
18
(月) |
02:14 | 09:18 | 16:09 | 21:06 |
| 140cm | 6cm | 127cm | 76cm | |
|
||||
苫小牧（北海道）2015年05月18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 |
|---|---|---|---|
| 5/18 00:00 | 112.8 | ↑3.2 | |
| 5/18 00:10 | 115.9 | ↑3.1 | |
| 5/18 00:20 | 119.1 | ↑3.2 | |
| 5/18 00:30 | 122.1 | ↑3.0 | |
| 5/18 00:40 | 125.0 | ↑2.9 | |
| 5/18 00:50 | 127.7 | ↑2.7 | |
| 5/18 01:00 | 130.3 | ↑2.6 | |
| 5/18 01:10 | 132.5 | ↑2.2 | |
| 5/18 01:20 | 134.5 | ↑2.0 | |
| 5/18 01:30 | 136.2 | ↑1.7 | |
| 5/18 01:40 | 137.5 | ↑1.3 | |
| 5/18 01:50 | 138.5 | ↑1.0 | |
| 5/18 02:00 | 139.1 | ↑0.6 | |
| 5/18 02:10 | 139.4 | ↑0.3 | 満潮 |
| 5/18 02:20 | 139.3 | ↓-0.1 | |
| 5/18 02:30 | 138.9 | ↓-0.4 | |
| 5/18 02:40 | 138.2 | ↓-0.7 | |
| 5/18 02:50 | 137.1 | ↓-1.1 | |
| 5/18 03:00 | 135.7 | ↓-1.4 | |
| 5/18 03:10 | 134.1 | ↓-1.6 | |
| 5/18 03:20 | 132.1 | ↓-2.0 | |
| 5/18 03:30 | 130.0 | ↓-2.1 | |
| 5/18 03:40 | 127.6 | ↓-2.4 | |
| 5/18 03:50 | 124.9 | ↓-2.7 | |
| 5/18 04:00 | 122.1 | ↓-2.8 | |
| 5/18 04:10 | 119.0 | ↓-3.1 | |
| 5/18 04:20 | 115.7 | ↓-3.3 | |
| 5/18 04:30 | 112.2 | ↓-3.5 | |
| 5/18 04:40 | 108.5 | ↓-3.7 | |
| 5/18 04:50 | 104.5 | ↓-4.0 | |
| 5/18 05:00 | 100.3 | ↓-4.2 | |
| 5/18 05:10 | 96.0 | ↓-4.3 | |
| 5/18 05:20 | 91.4 | ↓-4.6 | |
| 5/18 05:30 | 86.6 | ↓-4.8 | |
| 5/18 05:40 | 81.7 | ↓-4.9 | |
| 5/18 05:50 | 76.6 | ↓-5.1 | |
| 5/18 06:00 | 71.5 | ↓-5.1 | |
| 5/18 06:10 | 66.2 | ↓-5.3 | 最大潮位差 |
| 5/18 06:20 | 60.9 | ↓-5.3 | 最大潮位差 |
| 5/18 06:30 | 55.7 | ↓-5.2 | |
| 5/18 06:40 | 50.5 | ↓-5.2 | |
| 5/18 06:50 | 45.4 | ↓-5.1 | |
| 5/18 07:00 | 40.4 | ↓-5.0 | |
| 5/18 07:10 | 35.7 | ↓-4.7 | |
| 5/18 07:20 | 31.2 | ↓-4.5 | |
| 5/18 07:30 | 27.0 | ↓-4.2 | |
| 5/18 07:40 | 23.1 | ↓-3.9 | |
| 5/18 07:50 | 19.6 | ↓-3.5 | |
| 5/18 08:00 | 16.4 | ↓-3.2 | |
| 5/18 08:10 | 13.7 | ↓-2.7 | |
| 5/18 08:20 | 11.3 | ↓-2.4 | |
| 5/18 08:30 | 9.3 | ↓-2.0 | |
| 5/18 08:40 | 7.8 | ↓-1.5 | |
| 5/18 08:50 | 6.6 | ↓-1.2 | |
| 5/18 09:00 | 5.8 | ↓-0.8 | |
| 5/18 09:10 | 5.4 | ↓-0.4 | 干潮 |
| 5/18 09:20 | 5.3 | ↓-0.1 | |
| 5/18 09:30 | 5.6 | ↑0.3 | |
| 5/18 09:40 | 6.2 | ↑0.6 | |
| 5/18 09:50 | 7.1 | ↑0.9 | |
| 5/18 10:00 | 8.4 | ↑1.3 | |
| 5/18 10:10 | 9.9 | ↑1.5 | |
| 5/18 10:20 | 11.8 | ↑1.9 | |
| 5/18 10:30 | 14.0 | ↑2.2 | |
| 5/18 10:40 | 16.4 | ↑2.4 | |
| 5/18 10:50 | 19.2 | ↑2.8 | |
| 5/18 11:00 | 22.3 | ↑3.1 | |
| 5/18 11:10 | 25.7 | ↑3.4 | |
| 5/18 11:20 | 29.4 | ↑3.7 | |
| 5/18 11:30 | 33.4 | ↑4.0 | |
| 5/18 11:40 | 37.7 | ↑4.3 | |
| 5/18 11:50 | 42.2 | ↑4.5 | |
| 5/18 12:00 | 46.9 | ↑4.7 | |
| 5/18 12:10 | 51.8 | ↑4.9 | |
| 5/18 12:20 | 56.8 | ↑5.0 | |
| 5/18 12:30 | 61.9 | ↑5.1 | |
| 5/18 12:40 | 67.1 | ↑5.2 | |
| 5/18 12:50 | 72.3 | ↑5.2 | |
| 5/18 13:00 | 77.4 | ↑5.1 | |
| 5/18 13:10 | 82.5 | ↑5.1 | |
| 5/18 13:20 | 87.4 | ↑4.9 | |
| 5/18 13:30 | 92.0 | ↑4.6 | |
| 5/18 13:40 | 96.5 | ↑4.5 | |
| 5/18 13:50 | 100.7 | ↑4.2 | |
| 5/18 14:00 | 104.5 | ↑3.8 | |
| 5/18 14:10 | 108.1 | ↑3.6 | |
| 5/18 14:20 | 111.3 | ↑3.2 | |
| 5/18 14:30 | 114.2 | ↑2.9 | |
| 5/18 14:40 | 116.7 | ↑2.5 | |
| 5/18 14:50 | 119.0 | ↑2.3 | |
| 5/18 15:00 | 120.9 | ↑1.9 | |
| 5/18 15:10 | 122.4 | ↑1.5 | |
| 5/18 15:20 | 123.7 | ↑1.3 | |
| 5/18 15:30 | 124.7 | ↑1.0 | |
| 5/18 15:40 | 125.5 | ↑0.8 | |
| 5/18 15:50 | 126.0 | ↑0.5 | |
| 5/18 16:00 | 126.3 | ↑0.3 | 満潮 |
| 5/18 16:10 | 126.4 | ↑0.1 | |
| 5/18 16:20 | 126.2 | ↓-0.2 | |
| 5/18 16:30 | 125.8 | ↓-0.4 | |
| 5/18 16:40 | 125.2 | ↓-0.6 | |
| 5/18 16:50 | 124.4 | ↓-0.8 | |
| 5/18 17:00 | 123.4 | ↓-1.0 | |
| 5/18 17:10 | 122.1 | ↓-1.3 | |
| 5/18 17:20 | 120.6 | ↓-1.5 | |
| 5/18 17:30 | 118.9 | ↓-1.7 | |
| 5/18 17:40 | 117.0 | ↓-1.9 | |
| 5/18 17:50 | 114.9 | ↓-2.1 | |
| 5/18 18:00 | 112.5 | ↓-2.4 | |
| 5/18 18:10 | 110.0 | ↓-2.5 | |
| 5/18 18:20 | 107.4 | ↓-2.6 | |
| 5/18 18:30 | 104.6 | ↓-2.8 | |
| 5/18 18:40 | 101.8 | ↓-2.8 | |
| 5/18 18:50 | 98.9 | ↓-2.9 | |
| 5/18 19:00 | 96.1 | ↓-2.8 | |
| 5/18 19:10 | 93.3 | ↓-2.8 | |
| 5/18 19:20 | 90.6 | ↓-2.7 | |
| 5/18 19:30 | 88.0 | ↓-2.6 | |
| 5/18 19:40 | 85.6 | ↓-2.4 | |
| 5/18 19:50 | 83.4 | ↓-2.2 | |
| 5/18 20:00 | 81.4 | ↓-2.0 | |
| 5/18 20:10 | 79.8 | ↓-1.6 | |
| 5/18 20:20 | 78.4 | ↓-1.4 | |
| 5/18 20:30 | 77.2 | ↓-1.2 | |
| 5/18 20:40 | 76.4 | ↓-0.8 | |
| 5/18 20:50 | 75.9 | ↓-0.5 | |
| 5/18 21:00 | 75.6 | ↓-0.3 | 干潮 |
| 5/18 21:10 | 75.6 | 0 | |
| 5/18 21:20 | 75.9 | ↑0.3 | |
| 5/18 21:30 | 76.4 | ↑0.5 | |
| 5/18 21:40 | 77.1 | ↑0.7 | |
| 5/18 21:50 | 78.0 | ↑0.9 | |
| 5/18 22:00 | 79.0 | ↑1.0 | |
| 5/18 22:10 | 80.3 | ↑1.3 | |
| 5/18 22:20 | 81.7 | ↑1.4 | |
| 5/18 22:30 | 83.2 | ↑1.5 | |
| 5/18 22:40 | 84.9 | ↑1.7 | |
| 5/18 22:50 | 86.8 | ↑1.9 | |
| 5/18 23:00 | 88.8 | ↑2.0 | |
| 5/18 23:10 | 91.0 | ↑2.2 | |
| 5/18 23:20 | 93.3 | ↑2.3 | |
| 5/18 23:30 | 95.8 | ↑2.5 | |
| 5/18 23:40 | 98.4 | ↑2.6 | |
| 5/18 23:50 | 101.2 | ↑2.8 |