| 満潮 | 干潮 | 満潮 | 干潮 |
|
21
(火) |
00:12 | 07:21 | 14:05 | 18:48 |
| 123cm | 36cm | 108cm | 80cm | |
|
||||
苫小牧（北海道）2047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 | 121.9 | ↑0.3 | |
| 5/21 00:10 | 122.0 | ↑0.1 | 満潮 |
| 5/21 00:20 | 122.0 | 0 | |
| 5/21 00:30 | 121.7 | ↓-0.3 | |
| 5/21 00:40 | 121.2 | ↓-0.5 | |
| 5/21 00:50 | 120.6 | ↓-0.6 | |
| 5/21 01:00 | 119.8 | ↓-0.8 | |
| 5/21 01:10 | 118.7 | ↓-1.1 | |
| 5/21 01:20 | 117.5 | ↓-1.2 | |
| 5/21 01:30 | 116.1 | ↓-1.4 | |
| 5/21 01:40 | 114.6 | ↓-1.5 | |
| 5/21 01:50 | 112.8 | ↓-1.8 | |
| 5/21 02:00 | 110.9 | ↓-1.9 | |
| 5/21 02:10 | 108.9 | ↓-2.0 | |
| 5/21 02:20 | 106.7 | ↓-2.2 | |
| 5/21 02:30 | 104.3 | ↓-2.4 | |
| 5/21 02:40 | 101.7 | ↓-2.6 | |
| 5/21 02:50 | 99.1 | ↓-2.6 | |
| 5/21 03:00 | 96.2 | ↓-2.9 | |
| 5/21 03:10 | 93.3 | ↓-2.9 | |
| 5/21 03:20 | 90.3 | ↓-3.0 | |
| 5/21 03:30 | 87.1 | ↓-3.2 | |
| 5/21 03:40 | 83.9 | ↓-3.2 | |
| 5/21 03:50 | 80.7 | ↓-3.2 | |
| 5/21 04:00 | 77.3 | ↓-3.4 | 最大潮位差 |
| 5/21 04:10 | 74.0 | ↓-3.3 | |
| 5/21 04:20 | 70.7 | ↓-3.3 | |
| 5/21 04:30 | 67.4 | ↓-3.3 | |
| 5/21 04:40 | 64.2 | ↓-3.2 | |
| 5/21 04:50 | 61.0 | ↓-3.2 | |
| 5/21 05:00 | 58.0 | ↓-3.0 | |
| 5/21 05:10 | 55.1 | ↓-2.9 | |
| 5/21 05:20 | 52.3 | ↓-2.8 | |
| 5/21 05:30 | 49.7 | ↓-2.6 | |
| 5/21 05:40 | 47.3 | ↓-2.4 | |
| 5/21 05:50 | 45.1 | ↓-2.2 | |
| 5/21 06:00 | 43.1 | ↓-2.0 | |
| 5/21 06:10 | 41.3 | ↓-1.8 | |
| 5/21 06:20 | 39.8 | ↓-1.5 | |
| 5/21 06:30 | 38.4 | ↓-1.4 | |
| 5/21 06:40 | 37.4 | ↓-1.0 | |
| 5/21 06:50 | 36.5 | ↓-0.9 | |
| 5/21 07:00 | 36.0 | ↓-0.5 | |
| 5/21 07:10 | 35.6 | ↓-0.4 | |
| 5/21 07:20 | 35.5 | ↓-0.1 | 干潮 |
| 5/21 07:30 | 35.6 | ↑0.1 | |
| 5/21 07:40 | 36.0 | ↑0.4 | |
| 5/21 07:50 | 36.5 | ↑0.5 | |
| 5/21 08:00 | 37.3 | ↑0.8 | |
| 5/21 08:10 | 38.4 | ↑1.1 | |
| 5/21 08:20 | 39.6 | ↑1.2 | |
| 5/21 08:30 | 41.0 | ↑1.4 | |
| 5/21 08:40 | 42.7 | ↑1.7 | |
| 5/21 08:50 | 44.5 | ↑1.8 | |
| 5/21 09:00 | 46.5 | ↑2.0 | |
| 5/21 09:10 | 48.7 | ↑2.2 | |
| 5/21 09:20 | 51.0 | ↑2.3 | |
| 5/21 09:30 | 53.5 | ↑2.5 | |
| 5/21 09:40 | 56.2 | ↑2.7 | |
| 5/21 09:50 | 58.9 | ↑2.7 | |
| 5/21 10:00 | 61.7 | ↑2.8 | |
| 5/21 10:10 | 64.6 | ↑2.9 | |
| 5/21 10:20 | 67.6 | ↑3.0 | |
| 5/21 10:30 | 70.5 | ↑2.9 | |
| 5/21 10:40 | 73.5 | ↑3.0 | |
| 5/21 10:50 | 76.5 | ↑3.0 | |
| 5/21 11:00 | 79.4 | ↑2.9 | |
| 5/21 11:10 | 82.2 | ↑2.8 | |
| 5/21 11:20 | 85.0 | ↑2.8 | |
| 5/21 11:30 | 87.6 | ↑2.6 | |
| 5/21 11:40 | 90.1 | ↑2.5 | |
| 5/21 11:50 | 92.4 | ↑2.3 | |
| 5/21 12:00 | 94.6 | ↑2.2 | |
| 5/21 12:10 | 96.7 | ↑2.1 | |
| 5/21 12:20 | 98.5 | ↑1.8 | |
| 5/21 12:30 | 100.2 | ↑1.7 | |
| 5/21 12:40 | 101.7 | ↑1.5 | |
| 5/21 12:50 | 103.1 | ↑1.4 | |
| 5/21 13:00 | 104.2 | ↑1.1 | |
| 5/21 13:10 | 105.2 | ↑1.0 | |
| 5/21 13:20 | 106.0 | ↑0.8 | |
| 5/21 13:30 | 106.6 | ↑0.6 | |
| 5/21 13:40 | 107.1 | ↑0.5 | |
| 5/21 13:50 | 107.4 | ↑0.3 | |
| 5/21 14:00 | 107.5 | ↑0.1 | 満潮 |
| 5/21 14:10 | 107.5 | 0 | |
| 5/21 14:20 | 107.3 | ↓-0.2 | |
| 5/21 14:30 | 107.0 | ↓-0.3 | |
| 5/21 14:40 | 106.5 | ↓-0.5 | |
| 5/21 14:50 | 105.9 | ↓-0.6 | |
| 5/21 15:00 | 105.2 | ↓-0.7 | |
| 5/21 15:10 | 104.3 | ↓-0.9 | |
| 5/21 15:20 | 103.2 | ↓-1.1 | |
| 5/21 15:30 | 102.1 | ↓-1.1 | |
| 5/21 15:40 | 100.8 | ↓-1.3 | |
| 5/21 15:50 | 99.4 | ↓-1.4 | |
| 5/21 16:00 | 98.0 | ↓-1.4 | |
| 5/21 16:10 | 96.4 | ↓-1.6 | |
| 5/21 16:20 | 94.9 | ↓-1.5 | |
| 5/21 16:30 | 93.3 | ↓-1.6 | |
| 5/21 16:40 | 91.7 | ↓-1.6 | |
| 5/21 16:50 | 90.1 | ↓-1.6 | |
| 5/21 17:00 | 88.5 | ↓-1.6 | |
| 5/21 17:10 | 87.0 | ↓-1.5 | |
| 5/21 17:20 | 85.6 | ↓-1.4 | |
| 5/21 17:30 | 84.3 | ↓-1.3 | |
| 5/21 17:40 | 83.2 | ↓-1.1 | |
| 5/21 17:50 | 82.1 | ↓-1.1 | |
| 5/21 18:00 | 81.2 | ↓-0.9 | |
| 5/21 18:10 | 80.5 | ↓-0.7 | |
| 5/21 18:20 | 80.0 | ↓-0.5 | |
| 5/21 18:30 | 79.6 | ↓-0.4 | |
| 5/21 18:40 | 79.4 | ↓-0.2 | 干潮 |
| 5/21 18:50 | 79.4 | 0 | |
| 5/21 19:00 | 79.5 | ↑0.1 | |
| 5/21 19:10 | 79.8 | ↑0.3 | |
| 5/21 19:20 | 80.3 | ↑0.5 | |
| 5/21 19:30 | 80.9 | ↑0.6 | |
| 5/21 19:40 | 81.7 | ↑0.8 | |
| 5/21 19:50 | 82.5 | ↑0.8 | |
| 5/21 20:00 | 83.6 | ↑1.1 | |
| 5/21 20:10 | 84.7 | ↑1.1 | |
| 5/21 20:20 | 85.9 | ↑1.2 | |
| 5/21 20:30 | 87.3 | ↑1.4 | |
| 5/21 20:40 | 88.8 | ↑1.5 | |
| 5/21 20:50 | 90.3 | ↑1.5 | |
| 5/21 21:00 | 92.0 | ↑1.7 | |
| 5/21 21:10 | 93.7 | ↑1.7 | |
| 5/21 21:20 | 95.6 | ↑1.9 | |
| 5/21 21:30 | 97.5 | ↑1.9 | |
| 5/21 21:40 | 99.5 | ↑2.0 | |
| 5/21 21:50 | 101.5 | ↑2.0 | |
| 5/21 22:00 | 103.6 | ↑2.1 | |
| 5/21 22:10 | 105.7 | ↑2.1 | |
| 5/21 22:20 | 107.8 | ↑2.1 | |
| 5/21 22:30 | 109.9 | ↑2.1 | |
| 5/21 22:40 | 112.0 | ↑2.1 | |
| 5/21 22:50 | 114.0 | ↑2.0 | |
| 5/21 23:00 | 116.0 | ↑2.0 | |
| 5/21 23:10 | 117.9 | ↑1.9 | |
| 5/21 23:20 | 119.6 | ↑1.7 | |
| 5/21 23:30 | 121.2 | ↑1.6 | |
| 5/21 23:40 | 122.6 | ↑1.4 | |
| 5/21 23:50 | 123.9 | ↑1.3 |