| 満潮 | 干潮 | 満潮 | 干潮 |
|
21
(日) |
00:57 | 08:13 | 15:09 | 19:48 |
| 131cm | 22cm | 118cm | 81cm | |
|
||||
苫小牧（北海道）2062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 | 126.3 | ↑1.5 | |
| 5/21 00:10 | 127.7 | ↑1.4 | |
| 5/21 00:20 | 128.7 | ↑1.0 | |
| 5/21 00:30 | 129.5 | ↑0.8 | |
| 5/21 00:40 | 130.1 | ↑0.6 | |
| 5/21 00:50 | 130.4 | ↑0.3 | 満潮 |
| 5/21 01:00 | 130.4 | 0 | |
| 5/21 01:10 | 130.2 | ↓-0.2 | |
| 5/21 01:20 | 129.7 | ↓-0.5 | |
| 5/21 01:30 | 129.0 | ↓-0.7 | |
| 5/21 01:40 | 128.0 | ↓-1.0 | |
| 5/21 01:50 | 126.8 | ↓-1.2 | |
| 5/21 02:00 | 125.3 | ↓-1.5 | |
| 5/21 02:10 | 123.7 | ↓-1.6 | |
| 5/21 02:20 | 121.8 | ↓-1.9 | |
| 5/21 02:30 | 119.7 | ↓-2.1 | |
| 5/21 02:40 | 117.5 | ↓-2.2 | |
| 5/21 02:50 | 115.0 | ↓-2.5 | |
| 5/21 03:00 | 112.3 | ↓-2.7 | |
| 5/21 03:10 | 109.5 | ↓-2.8 | |
| 5/21 03:20 | 106.5 | ↓-3.0 | |
| 5/21 03:30 | 103.3 | ↓-3.2 | |
| 5/21 03:40 | 99.9 | ↓-3.4 | |
| 5/21 03:50 | 96.4 | ↓-3.5 | |
| 5/21 04:00 | 92.7 | ↓-3.7 | |
| 5/21 04:10 | 88.9 | ↓-3.8 | |
| 5/21 04:20 | 84.9 | ↓-4.0 | |
| 5/21 04:30 | 80.9 | ↓-4.0 | |
| 5/21 04:40 | 76.8 | ↓-4.1 | |
| 5/21 04:50 | 72.7 | ↓-4.1 | |
| 5/21 05:00 | 68.5 | ↓-4.2 | 最大潮位差 |
| 5/21 05:10 | 64.4 | ↓-4.1 | |
| 5/21 05:20 | 60.3 | ↓-4.1 | |
| 5/21 05:30 | 56.3 | ↓-4.0 | |
| 5/21 05:40 | 52.4 | ↓-3.9 | |
| 5/21 05:50 | 48.6 | ↓-3.8 | |
| 5/21 06:00 | 45.0 | ↓-3.6 | |
| 5/21 06:10 | 41.6 | ↓-3.4 | |
| 5/21 06:20 | 38.4 | ↓-3.2 | |
| 5/21 06:30 | 35.5 | ↓-2.9 | |
| 5/21 06:40 | 32.8 | ↓-2.7 | |
| 5/21 06:50 | 30.3 | ↓-2.5 | |
| 5/21 07:00 | 28.2 | ↓-2.1 | |
| 5/21 07:10 | 26.3 | ↓-1.9 | |
| 5/21 07:20 | 24.7 | ↓-1.6 | |
| 5/21 07:30 | 23.4 | ↓-1.3 | |
| 5/21 07:40 | 22.4 | ↓-1.0 | |
| 5/21 07:50 | 21.7 | ↓-0.7 | |
| 5/21 08:00 | 21.2 | ↓-0.5 | |
| 5/21 08:10 | 21.0 | ↓-0.2 | 干潮 |
| 5/21 08:20 | 21.1 | ↑0.1 | |
| 5/21 08:30 | 21.5 | ↑0.4 | |
| 5/21 08:40 | 22.1 | ↑0.6 | |
| 5/21 08:50 | 23.0 | ↑0.9 | |
| 5/21 09:00 | 24.1 | ↑1.1 | |
| 5/21 09:10 | 25.5 | ↑1.4 | |
| 5/21 09:20 | 27.2 | ↑1.7 | |
| 5/21 09:30 | 29.1 | ↑1.9 | |
| 5/21 09:40 | 31.3 | ↑2.2 | |
| 5/21 09:50 | 33.7 | ↑2.4 | |
| 5/21 10:00 | 36.4 | ↑2.7 | |
| 5/21 10:10 | 39.3 | ↑2.9 | |
| 5/21 10:20 | 42.4 | ↑3.1 | |
| 5/21 10:30 | 45.8 | ↑3.4 | |
| 5/21 10:40 | 49.2 | ↑3.4 | |
| 5/21 10:50 | 52.9 | ↑3.7 | |
| 5/21 11:00 | 56.7 | ↑3.8 | |
| 5/21 11:10 | 60.5 | ↑3.8 | |
| 5/21 11:20 | 64.5 | ↑4.0 | |
| 5/21 11:30 | 68.4 | ↑3.9 | |
| 5/21 11:40 | 72.4 | ↑4.0 | |
| 5/21 11:50 | 76.3 | ↑3.9 | |
| 5/21 12:00 | 80.2 | ↑3.9 | |
| 5/21 12:10 | 83.9 | ↑3.7 | |
| 5/21 12:20 | 87.6 | ↑3.7 | |
| 5/21 12:30 | 91.0 | ↑3.4 | |
| 5/21 12:40 | 94.3 | ↑3.3 | |
| 5/21 12:50 | 97.4 | ↑3.1 | |
| 5/21 13:00 | 100.3 | ↑2.9 | |
| 5/21 13:10 | 103.0 | ↑2.7 | |
| 5/21 13:20 | 105.5 | ↑2.5 | |
| 5/21 13:30 | 107.7 | ↑2.2 | |
| 5/21 13:40 | 109.7 | ↑2.0 | |
| 5/21 13:50 | 111.5 | ↑1.8 | |
| 5/21 14:00 | 113.1 | ↑1.6 | |
| 5/21 14:10 | 114.4 | ↑1.3 | |
| 5/21 14:20 | 115.6 | ↑1.2 | |
| 5/21 14:30 | 116.5 | ↑0.9 | |
| 5/21 14:40 | 117.2 | ↑0.7 | |
| 5/21 14:50 | 117.7 | ↑0.5 | |
| 5/21 15:00 | 117.9 | ↑0.2 | 満潮 |
| 5/21 15:10 | 118.0 | ↑0.1 | |
| 5/21 15:20 | 117.8 | ↓-0.2 | |
| 5/21 15:30 | 117.5 | ↓-0.3 | |
| 5/21 15:40 | 116.9 | ↓-0.6 | |
| 5/21 15:50 | 116.1 | ↓-0.8 | |
| 5/21 16:00 | 115.1 | ↓-1.0 | |
| 5/21 16:10 | 113.9 | ↓-1.2 | |
| 5/21 16:20 | 112.6 | ↓-1.3 | |
| 5/21 16:30 | 111.0 | ↓-1.6 | |
| 5/21 16:40 | 109.2 | ↓-1.8 | |
| 5/21 16:50 | 107.4 | ↓-1.8 | |
| 5/21 17:00 | 105.4 | ↓-2.0 | |
| 5/21 17:10 | 103.3 | ↓-2.1 | |
| 5/21 17:20 | 101.1 | ↓-2.2 | |
| 5/21 17:30 | 98.9 | ↓-2.2 | |
| 5/21 17:40 | 96.7 | ↓-2.2 | |
| 5/21 17:50 | 94.5 | ↓-2.2 | |
| 5/21 18:00 | 92.4 | ↓-2.1 | |
| 5/21 18:10 | 90.4 | ↓-2.0 | |
| 5/21 18:20 | 88.5 | ↓-1.9 | |
| 5/21 18:30 | 86.8 | ↓-1.7 | |
| 5/21 18:40 | 85.2 | ↓-1.6 | |
| 5/21 18:50 | 83.8 | ↓-1.4 | |
| 5/21 19:00 | 82.7 | ↓-1.1 | |
| 5/21 19:10 | 81.8 | ↓-0.9 | |
| 5/21 19:20 | 81.0 | ↓-0.8 | |
| 5/21 19:30 | 80.5 | ↓-0.5 | |
| 5/21 19:40 | 80.3 | ↓-0.2 | 干潮 |
| 5/21 19:50 | 80.2 | ↓-0.1 | |
| 5/21 20:00 | 80.4 | ↑0.2 | |
| 5/21 20:10 | 80.8 | ↑0.4 | |
| 5/21 20:20 | 81.3 | ↑0.5 | |
| 5/21 20:30 | 82.1 | ↑0.8 | |
| 5/21 20:40 | 83.0 | ↑0.9 | |
| 5/21 20:50 | 84.1 | ↑1.1 | |
| 5/21 21:00 | 85.4 | ↑1.3 | |
| 5/21 21:10 | 86.8 | ↑1.4 | |
| 5/21 21:20 | 88.4 | ↑1.6 | |
| 5/21 21:30 | 90.1 | ↑1.7 | |
| 5/21 21:40 | 91.9 | ↑1.8 | |
| 5/21 21:50 | 93.9 | ↑2.0 | |
| 5/21 22:00 | 96.0 | ↑2.1 | |
| 5/21 22:10 | 98.3 | ↑2.3 | |
| 5/21 22:20 | 100.6 | ↑2.3 | |
| 5/21 22:30 | 103.1 | ↑2.5 | |
| 5/21 22:40 | 105.6 | ↑2.5 | |
| 5/21 22:50 | 108.2 | ↑2.6 | |
| 5/21 23:00 | 110.9 | ↑2.7 | |
| 5/21 23:10 | 113.6 | ↑2.7 | |
| 5/21 23:20 | 116.2 | ↑2.6 | |
| 5/21 23:30 | 118.9 | ↑2.7 | |
| 5/21 23:40 | 121.4 | ↑2.5 | |
| 5/21 23:50 | 123.9 | ↑2.5 |