| 満潮 | 干潮 | 満潮 | 干潮 |
|
21
(水) |
05:09 | 13:03 | 20:39 | - |
| 153cm | 12cm | 118cm | - | |
|
||||
東静内（北海道）2003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 | 108.6 | ↑0.3 | |
| 5/21 00:10 | 109.1 | ↑0.5 | |
| 5/21 00:20 | 109.8 | ↑0.7 | |
| 5/21 00:30 | 110.6 | ↑0.8 | |
| 5/21 00:40 | 111.5 | ↑0.9 | |
| 5/21 00:50 | 112.5 | ↑1.0 | |
| 5/21 01:00 | 113.7 | ↑1.2 | |
| 5/21 01:10 | 115.1 | ↑1.4 | |
| 5/21 01:20 | 116.5 | ↑1.4 | |
| 5/21 01:30 | 118.1 | ↑1.6 | |
| 5/21 01:40 | 119.8 | ↑1.7 | |
| 5/21 01:50 | 121.6 | ↑1.8 | |
| 5/21 02:00 | 123.5 | ↑1.9 | |
| 5/21 02:10 | 125.5 | ↑2.0 | |
| 5/21 02:20 | 127.5 | ↑2.0 | |
| 5/21 02:30 | 129.6 | ↑2.1 | |
| 5/21 02:40 | 131.7 | ↑2.1 | |
| 5/21 02:50 | 133.8 | ↑2.1 | |
| 5/21 03:00 | 135.9 | ↑2.1 | |
| 5/21 03:10 | 138.0 | ↑2.1 | |
| 5/21 03:20 | 140.0 | ↑2.0 | |
| 5/21 03:30 | 142.0 | ↑2.0 | |
| 5/21 03:40 | 143.8 | ↑1.8 | |
| 5/21 03:50 | 145.6 | ↑1.8 | |
| 5/21 04:00 | 147.2 | ↑1.6 | |
| 5/21 04:10 | 148.6 | ↑1.4 | |
| 5/21 04:20 | 149.9 | ↑1.3 | |
| 5/21 04:30 | 150.9 | ↑1.0 | |
| 5/21 04:40 | 151.8 | ↑0.9 | |
| 5/21 04:50 | 152.4 | ↑0.6 | |
| 5/21 05:00 | 152.7 | ↑0.3 | 満潮 |
| 5/21 05:10 | 152.8 | ↑0.1 | |
| 5/21 05:20 | 152.6 | ↓-0.2 | |
| 5/21 05:30 | 152.1 | ↓-0.5 | |
| 5/21 05:40 | 151.3 | ↓-0.8 | |
| 5/21 05:50 | 150.3 | ↓-1.0 | |
| 5/21 06:00 | 148.9 | ↓-1.4 | |
| 5/21 06:10 | 147.2 | ↓-1.7 | |
| 5/21 06:20 | 145.2 | ↓-2.0 | |
| 5/21 06:30 | 142.9 | ↓-2.3 | |
| 5/21 06:40 | 140.4 | ↓-2.5 | |
| 5/21 06:50 | 137.5 | ↓-2.9 | |
| 5/21 07:00 | 134.4 | ↓-3.1 | |
| 5/21 07:10 | 131.1 | ↓-3.3 | |
| 5/21 07:20 | 127.5 | ↓-3.6 | |
| 5/21 07:30 | 123.7 | ↓-3.8 | |
| 5/21 07:40 | 119.7 | ↓-4.0 | |
| 5/21 07:50 | 115.6 | ↓-4.1 | |
| 5/21 08:00 | 111.3 | ↓-4.3 | |
| 5/21 08:10 | 106.9 | ↓-4.4 | |
| 5/21 08:20 | 102.3 | ↓-4.6 | |
| 5/21 08:30 | 97.7 | ↓-4.6 | |
| 5/21 08:40 | 93.0 | ↓-4.7 | |
| 5/21 08:50 | 88.3 | ↓-4.7 | |
| 5/21 09:00 | 83.6 | ↓-4.7 | |
| 5/21 09:10 | 78.8 | ↓-4.8 | 最大潮位差 |
| 5/21 09:20 | 74.2 | ↓-4.6 | |
| 5/21 09:30 | 69.5 | ↓-4.7 | |
| 5/21 09:40 | 64.9 | ↓-4.6 | |
| 5/21 09:50 | 60.4 | ↓-4.5 | |
| 5/21 10:00 | 56.1 | ↓-4.3 | |
| 5/21 10:10 | 51.8 | ↓-4.3 | |
| 5/21 10:20 | 47.7 | ↓-4.1 | |
| 5/21 10:30 | 43.7 | ↓-4.0 | |
| 5/21 10:40 | 40.0 | ↓-3.7 | |
| 5/21 10:50 | 36.4 | ↓-3.6 | |
| 5/21 11:00 | 33.0 | ↓-3.4 | |
| 5/21 11:10 | 29.8 | ↓-3.2 | |
| 5/21 11:20 | 26.9 | ↓-2.9 | |
| 5/21 11:30 | 24.2 | ↓-2.7 | |
| 5/21 11:40 | 21.7 | ↓-2.5 | |
| 5/21 11:50 | 19.5 | ↓-2.2 | |
| 5/21 12:00 | 17.5 | ↓-2.0 | |
| 5/21 12:10 | 15.9 | ↓-1.6 | |
| 5/21 12:20 | 14.5 | ↓-1.4 | |
| 5/21 12:30 | 13.4 | ↓-1.1 | |
| 5/21 12:40 | 12.6 | ↓-0.8 | |
| 5/21 12:50 | 12.0 | ↓-0.6 | |
| 5/21 13:00 | 11.8 | ↓-0.2 | 干潮 |
| 5/21 13:10 | 11.9 | ↑0.1 | |
| 5/21 13:20 | 12.3 | ↑0.4 | |
| 5/21 13:30 | 13.0 | ↑0.7 | |
| 5/21 13:40 | 13.9 | ↑0.9 | |
| 5/21 13:50 | 15.2 | ↑1.3 | |
| 5/21 14:00 | 16.8 | ↑1.6 | |
| 5/21 14:10 | 18.6 | ↑1.8 | |
| 5/21 14:20 | 20.7 | ↑2.1 | |
| 5/21 14:30 | 23.0 | ↑2.3 | |
| 5/21 14:40 | 25.6 | ↑2.6 | |
| 5/21 14:50 | 28.4 | ↑2.8 | |
| 5/21 15:00 | 31.5 | ↑3.1 | |
| 5/21 15:10 | 34.7 | ↑3.2 | |
| 5/21 15:20 | 38.1 | ↑3.4 | |
| 5/21 15:30 | 41.6 | ↑3.5 | |
| 5/21 15:40 | 45.2 | ↑3.6 | |
| 5/21 15:50 | 49.0 | ↑3.8 | |
| 5/21 16:00 | 52.8 | ↑3.8 | |
| 5/21 16:10 | 56.7 | ↑3.9 | |
| 5/21 16:20 | 60.7 | ↑4.0 | |
| 5/21 16:30 | 64.6 | ↑3.9 | |
| 5/21 16:40 | 68.5 | ↑3.9 | |
| 5/21 16:50 | 72.3 | ↑3.8 | |
| 5/21 17:00 | 76.1 | ↑3.8 | |
| 5/21 17:10 | 79.8 | ↑3.7 | |
| 5/21 17:20 | 83.4 | ↑3.6 | |
| 5/21 17:30 | 86.9 | ↑3.5 | |
| 5/21 17:40 | 90.2 | ↑3.3 | |
| 5/21 17:50 | 93.3 | ↑3.1 | |
| 5/21 18:00 | 96.3 | ↑3.0 | |
| 5/21 18:10 | 99.1 | ↑2.8 | |
| 5/21 18:20 | 101.7 | ↑2.6 | |
| 5/21 18:30 | 104.0 | ↑2.3 | |
| 5/21 18:40 | 106.2 | ↑2.2 | |
| 5/21 18:50 | 108.2 | ↑2.0 | |
| 5/21 19:00 | 109.9 | ↑1.7 | |
| 5/21 19:10 | 111.5 | ↑1.6 | |
| 5/21 19:20 | 112.8 | ↑1.3 | |
| 5/21 19:30 | 114.0 | ↑1.2 | |
| 5/21 19:40 | 114.9 | ↑0.9 | |
| 5/21 19:50 | 115.7 | ↑0.8 | |
| 5/21 20:00 | 116.3 | ↑0.6 | |
| 5/21 20:10 | 116.7 | ↑0.4 | |
| 5/21 20:20 | 117.0 | ↑0.3 | |
| 5/21 20:30 | 117.2 | ↑0.2 | 満潮 |
| 5/21 20:40 | 117.2 | 0 | |
| 5/21 20:50 | 117.2 | 0 | |
| 5/21 21:00 | 117.0 | ↓-0.2 | |
| 5/21 21:10 | 116.7 | ↓-0.3 | |
| 5/21 21:20 | 116.4 | ↓-0.3 | |
| 5/21 21:30 | 116.0 | ↓-0.4 | |
| 5/21 21:40 | 115.6 | ↓-0.4 | |
| 5/21 21:50 | 115.1 | ↓-0.5 | |
| 5/21 22:00 | 114.6 | ↓-0.5 | |
| 5/21 22:10 | 114.1 | ↓-0.5 | |
| 5/21 22:20 | 113.6 | ↓-0.5 | |
| 5/21 22:30 | 113.1 | ↓-0.5 | |
| 5/21 22:40 | 112.6 | ↓-0.5 | |
| 5/21 22:50 | 112.1 | ↓-0.5 | |
| 5/21 23:00 | 111.6 | ↓-0.5 | |
| 5/21 23:10 | 111.2 | ↓-0.4 | |
| 5/21 23:20 | 110.8 | ↓-0.4 | |
| 5/21 23:30 | 110.5 | ↓-0.3 | |
| 5/21 23:40 | 110.2 | ↓-0.3 | |
| 5/21 23:50 | 109.9 | ↓-0.3 |