| 満潮 | 干潮 | 満潮 | 干潮 |
|
30
(日) |
04:28 | 11:55 | 19:50 | 23:38 |
| 150cm | 2cm | 119cm | 96cm | |
|
||||
苫小牧（北海道）2021年05月30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 |
|---|---|---|---|
| 5/30 00:00 | 99.7 | ↑1.1 | |
| 5/30 00:10 | 101.0 | ↑1.3 | |
| 5/30 00:20 | 102.4 | ↑1.4 | |
| 5/30 00:30 | 103.8 | ↑1.4 | |
| 5/30 00:40 | 105.4 | ↑1.6 | |
| 5/30 00:50 | 107.1 | ↑1.7 | |
| 5/30 01:00 | 108.9 | ↑1.8 | |
| 5/30 01:10 | 110.7 | ↑1.8 | |
| 5/30 01:20 | 112.7 | ↑2.0 | |
| 5/30 01:30 | 114.8 | ↑2.1 | |
| 5/30 01:40 | 117.0 | ↑2.2 | |
| 5/30 01:50 | 119.3 | ↑2.3 | |
| 5/30 02:00 | 121.6 | ↑2.3 | |
| 5/30 02:10 | 124.1 | ↑2.5 | |
| 5/30 02:20 | 126.6 | ↑2.5 | |
| 5/30 02:30 | 129.2 | ↑2.6 | |
| 5/30 02:40 | 131.7 | ↑2.5 | |
| 5/30 02:50 | 134.3 | ↑2.6 | |
| 5/30 03:00 | 136.8 | ↑2.5 | |
| 5/30 03:10 | 139.1 | ↑2.3 | |
| 5/30 03:20 | 141.4 | ↑2.3 | |
| 5/30 03:30 | 143.4 | ↑2.0 | |
| 5/30 03:40 | 145.2 | ↑1.8 | |
| 5/30 03:50 | 146.7 | ↑1.5 | |
| 5/30 04:00 | 147.9 | ↑1.2 | |
| 5/30 04:10 | 148.7 | ↑0.8 | |
| 5/30 04:20 | 149.2 | ↑0.5 | 満潮 |
| 5/30 04:30 | 149.3 | ↑0.1 | |
| 5/30 04:40 | 149.0 | ↓-0.3 | |
| 5/30 04:50 | 148.3 | ↓-0.7 | |
| 5/30 05:00 | 147.2 | ↓-1.1 | |
| 5/30 05:10 | 145.7 | ↓-1.5 | |
| 5/30 05:20 | 143.8 | ↓-1.9 | |
| 5/30 05:30 | 141.6 | ↓-2.2 | |
| 5/30 05:40 | 139.1 | ↓-2.5 | |
| 5/30 05:50 | 136.3 | ↓-2.8 | |
| 5/30 06:00 | 133.3 | ↓-3.0 | |
| 5/30 06:10 | 130.0 | ↓-3.3 | |
| 5/30 06:20 | 126.5 | ↓-3.5 | |
| 5/30 06:30 | 122.8 | ↓-3.7 | |
| 5/30 06:40 | 119.0 | ↓-3.8 | |
| 5/30 06:50 | 115.0 | ↓-4.0 | |
| 5/30 07:00 | 110.9 | ↓-4.1 | |
| 5/30 07:10 | 106.6 | ↓-4.3 | |
| 5/30 07:20 | 102.3 | ↓-4.3 | |
| 5/30 07:30 | 97.8 | ↓-4.5 | |
| 5/30 07:40 | 93.2 | ↓-4.6 | |
| 5/30 07:50 | 88.4 | ↓-4.8 | |
| 5/30 08:00 | 83.6 | ↓-4.8 | |
| 5/30 08:10 | 78.7 | ↓-4.9 | |
| 5/30 08:20 | 73.7 | ↓-5.0 | |
| 5/30 08:30 | 68.6 | ↓-5.1 | |
| 5/30 08:40 | 63.5 | ↓-5.1 | |
| 5/30 08:50 | 58.4 | ↓-5.1 | |
| 5/30 09:00 | 53.2 | ↓-5.2 | 最大潮位差 |
| 5/30 09:10 | 48.2 | ↓-5.0 | |
| 5/30 09:20 | 43.2 | ↓-5.0 | |
| 5/30 09:30 | 38.3 | ↓-4.9 | |
| 5/30 09:40 | 33.7 | ↓-4.6 | |
| 5/30 09:50 | 29.2 | ↓-4.5 | |
| 5/30 10:00 | 25.0 | ↓-4.2 | |
| 5/30 10:10 | 21.1 | ↓-3.9 | |
| 5/30 10:20 | 17.5 | ↓-3.6 | |
| 5/30 10:30 | 14.2 | ↓-3.3 | |
| 5/30 10:40 | 11.4 | ↓-2.8 | |
| 5/30 10:50 | 8.9 | ↓-2.5 | |
| 5/30 11:00 | 6.7 | ↓-2.2 | |
| 5/30 11:10 | 5.0 | ↓-1.7 | |
| 5/30 11:20 | 3.7 | ↓-1.3 | |
| 5/30 11:30 | 2.7 | ↓-1.0 | |
| 5/30 11:40 | 2.0 | ↓-0.7 | |
| 5/30 11:50 | 1.7 | ↓-0.3 | 干潮 |
| 5/30 12:00 | 1.8 | ↑0.1 | |
| 5/30 12:10 | 2.1 | ↑0.3 | |
| 5/30 12:20 | 2.7 | ↑0.6 | |
| 5/30 12:30 | 3.5 | ↑0.8 | |
| 5/30 12:40 | 4.6 | ↑1.1 | |
| 5/30 12:50 | 6.0 | ↑1.4 | |
| 5/30 13:00 | 7.6 | ↑1.6 | |
| 5/30 13:10 | 9.4 | ↑1.8 | |
| 5/30 13:20 | 11.4 | ↑2.0 | |
| 5/30 13:30 | 13.7 | ↑2.3 | |
| 5/30 13:40 | 16.3 | ↑2.6 | |
| 5/30 13:50 | 19.0 | ↑2.7 | |
| 5/30 14:00 | 22.0 | ↑3.0 | |
| 5/30 14:10 | 25.3 | ↑3.3 | |
| 5/30 14:20 | 28.8 | ↑3.5 | |
| 5/30 14:30 | 32.5 | ↑3.7 | |
| 5/30 14:40 | 36.4 | ↑3.9 | |
| 5/30 14:50 | 40.5 | ↑4.1 | |
| 5/30 15:00 | 44.8 | ↑4.3 | |
| 5/30 15:10 | 49.2 | ↑4.4 | |
| 5/30 15:20 | 53.7 | ↑4.5 | |
| 5/30 15:30 | 58.3 | ↑4.6 | |
| 5/30 15:40 | 62.9 | ↑4.6 | |
| 5/30 15:50 | 67.4 | ↑4.5 | |
| 5/30 16:00 | 71.9 | ↑4.5 | |
| 5/30 16:10 | 76.2 | ↑4.3 | |
| 5/30 16:20 | 80.4 | ↑4.2 | |
| 5/30 16:30 | 84.4 | ↑4.0 | |
| 5/30 16:40 | 88.2 | ↑3.8 | |
| 5/30 16:50 | 91.7 | ↑3.5 | |
| 5/30 17:00 | 95.0 | ↑3.3 | |
| 5/30 17:10 | 98.0 | ↑3.0 | |
| 5/30 17:20 | 100.7 | ↑2.7 | |
| 5/30 17:30 | 103.2 | ↑2.5 | |
| 5/30 17:40 | 105.5 | ↑2.3 | |
| 5/30 17:50 | 107.5 | ↑2.0 | |
| 5/30 18:00 | 109.2 | ↑1.7 | |
| 5/30 18:10 | 110.8 | ↑1.6 | |
| 5/30 18:20 | 112.2 | ↑1.4 | |
| 5/30 18:30 | 113.4 | ↑1.2 | |
| 5/30 18:40 | 114.5 | ↑1.1 | |
| 5/30 18:50 | 115.4 | ↑0.9 | |
| 5/30 19:00 | 116.2 | ↑0.8 | |
| 5/30 19:10 | 116.9 | ↑0.7 | |
| 5/30 19:20 | 117.4 | ↑0.5 | |
| 5/30 19:30 | 117.8 | ↑0.4 | |
| 5/30 19:40 | 118.0 | ↑0.2 | 満潮 |
| 5/30 19:50 | 118.0 | 0 | 満潮 |
| 5/30 20:00 | 118.0 | 0 | |
| 5/30 20:10 | 117.7 | ↓-0.3 | |
| 5/30 20:20 | 117.2 | ↓-0.5 | |
| 5/30 20:30 | 116.6 | ↓-0.6 | |
| 5/30 20:40 | 115.8 | ↓-0.8 | |
| 5/30 20:50 | 114.8 | ↓-1.0 | |
| 5/30 21:00 | 113.7 | ↓-1.1 | |
| 5/30 21:10 | 112.4 | ↓-1.3 | |
| 5/30 21:20 | 111.0 | ↓-1.4 | |
| 5/30 21:30 | 109.5 | ↓-1.5 | |
| 5/30 21:40 | 107.9 | ↓-1.6 | |
| 5/30 21:50 | 106.3 | ↓-1.6 | |
| 5/30 22:00 | 104.7 | ↓-1.6 | |
| 5/30 22:10 | 103.2 | ↓-1.5 | |
| 5/30 22:20 | 101.7 | ↓-1.5 | |
| 5/30 22:30 | 100.4 | ↓-1.3 | |
| 5/30 22:40 | 99.2 | ↓-1.2 | |
| 5/30 22:50 | 98.1 | ↓-1.1 | |
| 5/30 23:00 | 97.3 | ↓-0.8 | |
| 5/30 23:10 | 96.6 | ↓-0.7 | |
| 5/30 23:20 | 96.2 | ↓-0.4 | |
| 5/30 23:30 | 95.9 | ↓-0.3 | 干潮 |
| 5/30 23:40 | 95.9 | 0 | |
| 5/30 23:50 | 96.1 | ↑0.2 |