| 満潮 | 干潮 | 満潮 | 干潮 |
|
18
(日) |
04:30 | 11:34 | 18:51 | 23:36 |
| 143cm | 2cm | 119cm | 83cm | |
|
||||
苫小牧（北海道）2014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 | 86.5 | ↑1.4 | |
| 5/18 00:10 | 88.0 | ↑1.5 | |
| 5/18 00:20 | 89.6 | ↑1.6 | |
| 5/18 00:30 | 91.4 | ↑1.8 | |
| 5/18 00:40 | 93.2 | ↑1.8 | |
| 5/18 00:50 | 95.2 | ↑2.0 | |
| 5/18 01:00 | 97.2 | ↑2.0 | |
| 5/18 01:10 | 99.4 | ↑2.2 | |
| 5/18 01:20 | 101.7 | ↑2.3 | |
| 5/18 01:30 | 104.0 | ↑2.3 | |
| 5/18 01:40 | 106.5 | ↑2.5 | |
| 5/18 01:50 | 109.1 | ↑2.6 | |
| 5/18 02:00 | 111.8 | ↑2.7 | |
| 5/18 02:10 | 114.5 | ↑2.7 | |
| 5/18 02:20 | 117.3 | ↑2.8 | |
| 5/18 02:30 | 120.2 | ↑2.9 | |
| 5/18 02:40 | 123.0 | ↑2.8 | |
| 5/18 02:50 | 125.9 | ↑2.9 | |
| 5/18 03:00 | 128.6 | ↑2.7 | |
| 5/18 03:10 | 131.3 | ↑2.7 | |
| 5/18 03:20 | 133.7 | ↑2.4 | |
| 5/18 03:30 | 136.0 | ↑2.3 | |
| 5/18 03:40 | 138.0 | ↑2.0 | |
| 5/18 03:50 | 139.7 | ↑1.7 | |
| 5/18 04:00 | 141.1 | ↑1.4 | |
| 5/18 04:10 | 142.0 | ↑0.9 | |
| 5/18 04:20 | 142.6 | ↑0.6 | 満潮 |
| 5/18 04:30 | 142.8 | ↑0.2 | 満潮 |
| 5/18 04:40 | 142.5 | ↓-0.3 | |
| 5/18 04:50 | 141.8 | ↓-0.7 | |
| 5/18 05:00 | 140.6 | ↓-1.2 | |
| 5/18 05:10 | 139.1 | ↓-1.5 | |
| 5/18 05:20 | 137.1 | ↓-2.0 | |
| 5/18 05:30 | 134.8 | ↓-2.3 | |
| 5/18 05:40 | 132.2 | ↓-2.6 | |
| 5/18 05:50 | 129.2 | ↓-3.0 | |
| 5/18 06:00 | 126.0 | ↓-3.2 | |
| 5/18 06:10 | 122.6 | ↓-3.4 | |
| 5/18 06:20 | 119.0 | ↓-3.6 | |
| 5/18 06:30 | 115.1 | ↓-3.9 | |
| 5/18 06:40 | 111.2 | ↓-3.9 | |
| 5/18 06:50 | 107.1 | ↓-4.1 | |
| 5/18 07:00 | 102.8 | ↓-4.3 | |
| 5/18 07:10 | 98.5 | ↓-4.3 | |
| 5/18 07:20 | 94.1 | ↓-4.4 | |
| 5/18 07:30 | 89.5 | ↓-4.6 | |
| 5/18 07:40 | 84.9 | ↓-4.6 | |
| 5/18 07:50 | 80.2 | ↓-4.7 | |
| 5/18 08:00 | 75.4 | ↓-4.8 | |
| 5/18 08:10 | 70.5 | ↓-4.9 | |
| 5/18 08:20 | 65.6 | ↓-4.9 | |
| 5/18 08:30 | 60.6 | ↓-5.0 | 最大潮位差 |
| 5/18 08:40 | 55.6 | ↓-5.0 | 最大潮位差 |
| 5/18 08:50 | 50.6 | ↓-5.0 | 最大潮位差 |
| 5/18 09:00 | 45.6 | ↓-5.0 | 最大潮位差 |
| 5/18 09:10 | 40.7 | ↓-4.9 | |
| 5/18 09:20 | 35.9 | ↓-4.8 | |
| 5/18 09:30 | 31.3 | ↓-4.6 | |
| 5/18 09:40 | 26.9 | ↓-4.4 | |
| 5/18 09:50 | 22.7 | ↓-4.2 | |
| 5/18 10:00 | 18.9 | ↓-3.8 | |
| 5/18 10:10 | 15.3 | ↓-3.6 | |
| 5/18 10:20 | 12.1 | ↓-3.2 | |
| 5/18 10:30 | 9.3 | ↓-2.8 | |
| 5/18 10:40 | 6.9 | ↓-2.4 | |
| 5/18 10:50 | 5.0 | ↓-1.9 | |
| 5/18 11:00 | 3.4 | ↓-1.6 | |
| 5/18 11:10 | 2.3 | ↓-1.1 | |
| 5/18 11:20 | 1.6 | ↓-0.7 | |
| 5/18 11:30 | 1.3 | ↓-0.3 | 干潮 |
| 5/18 11:40 | 1.3 | 0 | |
| 5/18 11:50 | 1.7 | ↑0.4 | |
| 5/18 12:00 | 2.5 | ↑0.8 | |
| 5/18 12:10 | 3.5 | ↑1.0 | |
| 5/18 12:20 | 4.9 | ↑1.4 | |
| 5/18 12:30 | 6.5 | ↑1.6 | |
| 5/18 12:40 | 8.3 | ↑1.8 | |
| 5/18 12:50 | 10.4 | ↑2.1 | |
| 5/18 13:00 | 12.6 | ↑2.2 | |
| 5/18 13:10 | 15.1 | ↑2.5 | |
| 5/18 13:20 | 17.8 | ↑2.7 | |
| 5/18 13:30 | 20.7 | ↑2.9 | |
| 5/18 13:40 | 23.9 | ↑3.2 | |
| 5/18 13:50 | 27.2 | ↑3.3 | |
| 5/18 14:00 | 30.7 | ↑3.5 | |
| 5/18 14:10 | 34.5 | ↑3.8 | |
| 5/18 14:20 | 38.4 | ↑3.9 | |
| 5/18 14:30 | 42.6 | ↑4.2 | |
| 5/18 14:40 | 46.9 | ↑4.3 | |
| 5/18 14:50 | 51.4 | ↑4.5 | |
| 5/18 15:00 | 55.9 | ↑4.5 | |
| 5/18 15:10 | 60.6 | ↑4.7 | |
| 5/18 15:20 | 65.4 | ↑4.8 | |
| 5/18 15:30 | 70.1 | ↑4.7 | |
| 5/18 15:40 | 74.8 | ↑4.7 | |
| 5/18 15:50 | 79.4 | ↑4.6 | |
| 5/18 16:00 | 83.9 | ↑4.5 | |
| 5/18 16:10 | 88.2 | ↑4.3 | |
| 5/18 16:20 | 92.3 | ↑4.1 | |
| 5/18 16:30 | 96.1 | ↑3.8 | |
| 5/18 16:40 | 99.6 | ↑3.5 | |
| 5/18 16:50 | 102.8 | ↑3.2 | |
| 5/18 17:00 | 105.7 | ↑2.9 | |
| 5/18 17:10 | 108.3 | ↑2.6 | |
| 5/18 17:20 | 110.6 | ↑2.3 | |
| 5/18 17:30 | 112.5 | ↑1.9 | |
| 5/18 17:40 | 114.1 | ↑1.6 | |
| 5/18 17:50 | 115.4 | ↑1.3 | |
| 5/18 18:00 | 116.5 | ↑1.1 | |
| 5/18 18:10 | 117.3 | ↑0.8 | |
| 5/18 18:20 | 117.9 | ↑0.6 | |
| 5/18 18:30 | 118.4 | ↑0.5 | |
| 5/18 18:40 | 118.6 | ↑0.2 | |
| 5/18 18:50 | 118.7 | ↑0.1 | 満潮 |
| 5/18 19:00 | 118.6 | ↓-0.1 | |
| 5/18 19:10 | 118.4 | ↓-0.2 | |
| 5/18 19:20 | 118.1 | ↓-0.3 | |
| 5/18 19:30 | 117.6 | ↓-0.5 | |
| 5/18 19:40 | 117.0 | ↓-0.6 | |
| 5/18 19:50 | 116.2 | ↓-0.8 | |
| 5/18 20:00 | 115.3 | ↓-0.9 | |
| 5/18 20:10 | 114.2 | ↓-1.1 | |
| 5/18 20:20 | 113.0 | ↓-1.2 | |
| 5/18 20:30 | 111.6 | ↓-1.4 | |
| 5/18 20:40 | 110.0 | ↓-1.6 | |
| 5/18 20:50 | 108.3 | ↓-1.7 | |
| 5/18 21:00 | 106.5 | ↓-1.8 | |
| 5/18 21:10 | 104.5 | ↓-2.0 | |
| 5/18 21:20 | 102.5 | ↓-2.0 | |
| 5/18 21:30 | 100.3 | ↓-2.2 | |
| 5/18 21:40 | 98.2 | ↓-2.1 | |
| 5/18 21:50 | 96.0 | ↓-2.2 | |
| 5/18 22:00 | 94.0 | ↓-2.0 | |
| 5/18 22:10 | 91.9 | ↓-2.1 | |
| 5/18 22:20 | 90.1 | ↓-1.8 | |
| 5/18 22:30 | 88.4 | ↓-1.7 | |
| 5/18 22:40 | 86.8 | ↓-1.6 | |
| 5/18 22:50 | 85.5 | ↓-1.3 | |
| 5/18 23:00 | 84.5 | ↓-1.0 | |
| 5/18 23:10 | 83.7 | ↓-0.8 | |
| 5/18 23:20 | 83.2 | ↓-0.5 | |
| 5/18 23:30 | 82.9 | ↓-0.3 | 干潮 |
| 5/18 23:40 | 82.9 | 0 | |
| 5/18 23:50 | 83.1 | ↑0.2 |