| 満潮 | 干潮 | 満潮 | 干潮 |
|
21
(木) |
04:03 | 11:13 | 18:13 | 22:59 |
| 144cm | 6cm | 122cm | 82cm | |
|
||||
苫小牧（北海道）2015年05月21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 |
|---|---|---|---|
| 5/21 00:00 | 89.9 | ↑1.7 | |
| 5/21 00:10 | 91.6 | ↑1.7 | |
| 5/21 00:20 | 93.5 | ↑1.9 | |
| 5/21 00:30 | 95.5 | ↑2.0 | |
| 5/21 00:40 | 97.7 | ↑2.2 | |
| 5/21 00:50 | 100.0 | ↑2.3 | |
| 5/21 01:00 | 102.4 | ↑2.4 | |
| 5/21 01:10 | 105.0 | ↑2.6 | |
| 5/21 01:20 | 107.7 | ↑2.7 | |
| 5/21 01:30 | 110.6 | ↑2.9 | |
| 5/21 01:40 | 113.5 | ↑2.9 | |
| 5/21 01:50 | 116.5 | ↑3.0 | |
| 5/21 02:00 | 119.6 | ↑3.1 | |
| 5/21 02:10 | 122.6 | ↑3.0 | |
| 5/21 02:20 | 125.6 | ↑3.0 | |
| 5/21 02:30 | 128.6 | ↑3.0 | |
| 5/21 02:40 | 131.4 | ↑2.8 | |
| 5/21 02:50 | 134.0 | ↑2.6 | |
| 5/21 03:00 | 136.3 | ↑2.3 | |
| 5/21 03:10 | 138.4 | ↑2.1 | |
| 5/21 03:20 | 140.2 | ↑1.8 | |
| 5/21 03:30 | 141.7 | ↑1.5 | |
| 5/21 03:40 | 142.7 | ↑1.0 | |
| 5/21 03:50 | 143.4 | ↑0.7 | |
| 5/21 04:00 | 143.7 | ↑0.3 | 満潮 |
| 5/21 04:10 | 143.5 | ↓-0.2 | |
| 5/21 04:20 | 143.0 | ↓-0.5 | |
| 5/21 04:30 | 142.1 | ↓-0.9 | |
| 5/21 04:40 | 140.8 | ↓-1.3 | |
| 5/21 04:50 | 139.2 | ↓-1.6 | |
| 5/21 05:00 | 137.3 | ↓-1.9 | |
| 5/21 05:10 | 135.2 | ↓-2.1 | |
| 5/21 05:20 | 132.7 | ↓-2.5 | |
| 5/21 05:30 | 130.0 | ↓-2.7 | |
| 5/21 05:40 | 127.2 | ↓-2.8 | |
| 5/21 05:50 | 124.1 | ↓-3.1 | |
| 5/21 06:00 | 120.8 | ↓-3.3 | |
| 5/21 06:10 | 117.4 | ↓-3.4 | |
| 5/21 06:20 | 113.8 | ↓-3.6 | |
| 5/21 06:30 | 110.0 | ↓-3.8 | |
| 5/21 06:40 | 106.1 | ↓-3.9 | |
| 5/21 06:50 | 102.0 | ↓-4.1 | |
| 5/21 07:00 | 97.7 | ↓-4.3 | |
| 5/21 07:10 | 93.3 | ↓-4.4 | |
| 5/21 07:20 | 88.7 | ↓-4.6 | |
| 5/21 07:30 | 83.9 | ↓-4.8 | |
| 5/21 07:40 | 79.0 | ↓-4.9 | |
| 5/21 07:50 | 74.0 | ↓-5.0 | |
| 5/21 08:00 | 68.9 | ↓-5.1 | |
| 5/21 08:10 | 63.7 | ↓-5.2 | |
| 5/21 08:20 | 58.4 | ↓-5.3 | 最大潮位差 |
| 5/21 08:30 | 53.2 | ↓-5.2 | |
| 5/21 08:40 | 48.1 | ↓-5.1 | |
| 5/21 08:50 | 43.0 | ↓-5.1 | |
| 5/21 09:00 | 38.2 | ↓-4.8 | |
| 5/21 09:10 | 33.5 | ↓-4.7 | |
| 5/21 09:20 | 29.1 | ↓-4.4 | |
| 5/21 09:30 | 25.0 | ↓-4.1 | |
| 5/21 09:40 | 21.2 | ↓-3.8 | |
| 5/21 09:50 | 17.8 | ↓-3.4 | |
| 5/21 10:00 | 14.8 | ↓-3.0 | |
| 5/21 10:10 | 12.2 | ↓-2.6 | |
| 5/21 10:20 | 10.1 | ↓-2.1 | |
| 5/21 10:30 | 8.3 | ↓-1.8 | |
| 5/21 10:40 | 6.9 | ↓-1.4 | |
| 5/21 10:50 | 5.9 | ↓-1.0 | |
| 5/21 11:00 | 5.3 | ↓-0.6 | |
| 5/21 11:10 | 5.1 | ↓-0.2 | 干潮 |
| 5/21 11:20 | 5.2 | ↑0.1 | |
| 5/21 11:30 | 5.6 | ↑0.4 | |
| 5/21 11:40 | 6.3 | ↑0.7 | |
| 5/21 11:50 | 7.3 | ↑1.0 | |
| 5/21 12:00 | 8.6 | ↑1.3 | |
| 5/21 12:10 | 10.2 | ↑1.6 | |
| 5/21 12:20 | 12.0 | ↑1.8 | |
| 5/21 12:30 | 14.1 | ↑2.1 | |
| 5/21 12:40 | 16.5 | ↑2.4 | |
| 5/21 12:50 | 19.1 | ↑2.6 | |
| 5/21 13:00 | 22.1 | ↑3.0 | |
| 5/21 13:10 | 25.3 | ↑3.2 | |
| 5/21 13:20 | 28.7 | ↑3.4 | |
| 5/21 13:30 | 32.5 | ↑3.8 | |
| 5/21 13:40 | 36.5 | ↑4.0 | |
| 5/21 13:50 | 40.7 | ↑4.2 | |
| 5/21 14:00 | 45.2 | ↑4.5 | |
| 5/21 14:10 | 49.9 | ↑4.7 | |
| 5/21 14:20 | 54.7 | ↑4.8 | |
| 5/21 14:30 | 59.7 | ↑5.0 | |
| 5/21 14:40 | 64.7 | ↑5.0 | |
| 5/21 14:50 | 69.7 | ↑5.0 | |
| 5/21 15:00 | 74.7 | ↑5.0 | |
| 5/21 15:10 | 79.7 | ↑5.0 | |
| 5/21 15:20 | 84.4 | ↑4.7 | |
| 5/21 15:30 | 89.0 | ↑4.6 | |
| 5/21 15:40 | 93.3 | ↑4.3 | |
| 5/21 15:50 | 97.4 | ↑4.1 | |
| 5/21 16:00 | 101.2 | ↑3.8 | |
| 5/21 16:10 | 104.6 | ↑3.4 | |
| 5/21 16:20 | 107.7 | ↑3.1 | |
| 5/21 16:30 | 110.5 | ↑2.8 | |
| 5/21 16:40 | 112.9 | ↑2.4 | |
| 5/21 16:50 | 115.0 | ↑2.1 | |
| 5/21 17:00 | 116.7 | ↑1.7 | |
| 5/21 17:10 | 118.2 | ↑1.5 | |
| 5/21 17:20 | 119.4 | ↑1.2 | |
| 5/21 17:30 | 120.3 | ↑0.9 | |
| 5/21 17:40 | 121.0 | ↑0.7 | |
| 5/21 17:50 | 121.5 | ↑0.5 | |
| 5/21 18:00 | 121.8 | ↑0.3 | |
| 5/21 18:10 | 122.0 | ↑0.2 | 満潮 |
| 5/21 18:20 | 121.9 | ↓-0.1 | |
| 5/21 18:30 | 121.7 | ↓-0.2 | |
| 5/21 18:40 | 121.3 | ↓-0.4 | |
| 5/21 18:50 | 120.8 | ↓-0.5 | |
| 5/21 19:00 | 120.1 | ↓-0.7 | |
| 5/21 19:10 | 119.2 | ↓-0.9 | |
| 5/21 19:20 | 118.1 | ↓-1.1 | |
| 5/21 19:30 | 116.9 | ↓-1.2 | |
| 5/21 19:40 | 115.4 | ↓-1.5 | |
| 5/21 19:50 | 113.8 | ↓-1.6 | |
| 5/21 20:00 | 112.0 | ↓-1.8 | |
| 5/21 20:10 | 110.0 | ↓-2.0 | |
| 5/21 20:20 | 107.8 | ↓-2.2 | |
| 5/21 20:30 | 105.6 | ↓-2.2 | |
| 5/21 20:40 | 103.2 | ↓-2.4 | |
| 5/21 20:50 | 100.8 | ↓-2.4 | |
| 5/21 21:00 | 98.4 | ↓-2.4 | |
| 5/21 21:10 | 96.0 | ↓-2.4 | |
| 5/21 21:20 | 93.6 | ↓-2.4 | |
| 5/21 21:30 | 91.4 | ↓-2.2 | |
| 5/21 21:40 | 89.4 | ↓-2.0 | |
| 5/21 21:50 | 87.5 | ↓-1.9 | |
| 5/21 22:00 | 85.8 | ↓-1.7 | |
| 5/21 22:10 | 84.4 | ↓-1.4 | |
| 5/21 22:20 | 83.2 | ↓-1.2 | |
| 5/21 22:30 | 82.4 | ↓-0.8 | |
| 5/21 22:40 | 81.7 | ↓-0.7 | |
| 5/21 22:50 | 81.4 | ↓-0.3 | 干潮 |
| 5/21 23:00 | 81.3 | ↓-0.1 | |
| 5/21 23:10 | 81.5 | ↑0.2 | |
| 5/21 23:20 | 81.9 | ↑0.4 | |
| 5/21 23:30 | 82.4 | ↑0.5 | |
| 5/21 23:40 | 83.2 | ↑0.8 | |
| 5/21 23:50 | 84.1 | ↑0.9 |