| 満潮 | 干潮 | 満潮 | 干潮 |
|
20
(木) |
03:05 | 10:13 | 17:25 | 22:06 |
| 147cm | -4cm | 128cm | 83cm | |
|
||||
苫小牧（北海道）2038年05月20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 |
|---|---|---|---|
| 5/20 00:00 | 100.9 | ↑2.8 | |
| 5/20 00:10 | 103.9 | ↑3.0 | |
| 5/20 00:20 | 106.9 | ↑3.0 | |
| 5/20 00:30 | 110.1 | ↑3.2 | |
| 5/20 00:40 | 113.4 | ↑3.3 | |
| 5/20 00:50 | 116.7 | ↑3.3 | |
| 5/20 01:00 | 120.1 | ↑3.4 | |
| 5/20 01:10 | 123.5 | ↑3.4 | |
| 5/20 01:20 | 126.8 | ↑3.3 | |
| 5/20 01:30 | 130.0 | ↑3.2 | |
| 5/20 01:40 | 133.0 | ↑3.0 | |
| 5/20 01:50 | 135.9 | ↑2.9 | |
| 5/20 02:00 | 138.5 | ↑2.6 | |
| 5/20 02:10 | 140.8 | ↑2.3 | |
| 5/20 02:20 | 142.8 | ↑2.0 | |
| 5/20 02:30 | 144.4 | ↑1.6 | |
| 5/20 02:40 | 145.6 | ↑1.2 | |
| 5/20 02:50 | 146.4 | ↑0.8 | |
| 5/20 03:00 | 146.8 | ↑0.4 | 満潮 |
| 5/20 03:10 | 146.8 | 0 | |
| 5/20 03:20 | 146.3 | ↓-0.5 | |
| 5/20 03:30 | 145.4 | ↓-0.9 | |
| 5/20 03:40 | 144.1 | ↓-1.3 | |
| 5/20 03:50 | 142.4 | ↓-1.7 | |
| 5/20 04:00 | 140.3 | ↓-2.1 | |
| 5/20 04:10 | 137.9 | ↓-2.4 | |
| 5/20 04:20 | 135.3 | ↓-2.6 | |
| 5/20 04:30 | 132.3 | ↓-3.0 | |
| 5/20 04:40 | 129.1 | ↓-3.2 | |
| 5/20 04:50 | 125.6 | ↓-3.5 | |
| 5/20 05:00 | 121.9 | ↓-3.7 | |
| 5/20 05:10 | 118.1 | ↓-3.8 | |
| 5/20 05:20 | 114.0 | ↓-4.1 | |
| 5/20 05:30 | 109.7 | ↓-4.3 | |
| 5/20 05:40 | 105.3 | ↓-4.4 | |
| 5/20 05:50 | 100.6 | ↓-4.7 | |
| 5/20 06:00 | 95.8 | ↓-4.8 | |
| 5/20 06:10 | 90.9 | ↓-4.9 | |
| 5/20 06:20 | 85.7 | ↓-5.2 | |
| 5/20 06:30 | 80.5 | ↓-5.2 | |
| 5/20 06:40 | 75.1 | ↓-5.4 | |
| 5/20 06:50 | 69.6 | ↓-5.5 | |
| 5/20 07:00 | 64.0 | ↓-5.6 | |
| 5/20 07:10 | 58.3 | ↓-5.7 | 最大潮位差 |
| 5/20 07:20 | 52.7 | ↓-5.6 | |
| 5/20 07:30 | 47.1 | ↓-5.6 | |
| 5/20 07:40 | 41.6 | ↓-5.5 | |
| 5/20 07:50 | 36.2 | ↓-5.4 | |
| 5/20 08:00 | 31.0 | ↓-5.2 | |
| 5/20 08:10 | 26.0 | ↓-5.0 | |
| 5/20 08:20 | 21.3 | ↓-4.7 | |
| 5/20 08:30 | 16.9 | ↓-4.4 | |
| 5/20 08:40 | 12.9 | ↓-4.0 | |
| 5/20 08:50 | 9.3 | ↓-3.6 | |
| 5/20 09:00 | 6.1 | ↓-3.2 | |
| 5/20 09:10 | 3.3 | ↓-2.8 | |
| 5/20 09:20 | 0.9 | ↓-2.4 | |
| 5/20 09:30 | -1.0 | ↓-1.9 | |
| 5/20 09:40 | -2.5 | ↓-1.5 | |
| 5/20 09:50 | -3.6 | ↓-1.1 | |
| 5/20 10:00 | -4.2 | ↓-0.6 | |
| 5/20 10:10 | -4.4 | ↓-0.2 | 干潮 |
| 5/20 10:20 | -4.3 | ↑0.1 | |
| 5/20 10:30 | -3.8 | ↑0.5 | |
| 5/20 10:40 | -3.0 | ↑0.8 | |
| 5/20 10:50 | -1.9 | ↑1.1 | |
| 5/20 11:00 | -0.4 | ↑1.5 | |
| 5/20 11:10 | 1.4 | ↑1.8 | |
| 5/20 11:20 | 3.4 | ↑2.0 | |
| 5/20 11:30 | 5.8 | ↑2.4 | |
| 5/20 11:40 | 8.4 | ↑2.6 | |
| 5/20 11:50 | 11.3 | ↑2.9 | |
| 5/20 12:00 | 14.6 | ↑3.3 | |
| 5/20 12:10 | 18.1 | ↑3.5 | |
| 5/20 12:20 | 21.8 | ↑3.7 | |
| 5/20 12:30 | 25.9 | ↑4.1 | |
| 5/20 12:40 | 30.3 | ↑4.4 | |
| 5/20 12:50 | 34.8 | ↑4.5 | |
| 5/20 13:00 | 39.7 | ↑4.9 | |
| 5/20 13:10 | 44.7 | ↑5.0 | |
| 5/20 13:20 | 49.9 | ↑5.2 | |
| 5/20 13:30 | 55.2 | ↑5.3 | |
| 5/20 13:40 | 60.6 | ↑5.4 | |
| 5/20 13:50 | 66.0 | ↑5.4 | |
| 5/20 14:00 | 71.5 | ↑5.5 | |
| 5/20 14:10 | 76.8 | ↑5.3 | |
| 5/20 14:20 | 82.1 | ↑5.3 | |
| 5/20 14:30 | 87.1 | ↑5.0 | |
| 5/20 14:40 | 92.0 | ↑4.9 | |
| 5/20 14:50 | 96.6 | ↑4.6 | |
| 5/20 15:00 | 100.9 | ↑4.3 | |
| 5/20 15:10 | 104.9 | ↑4.0 | |
| 5/20 15:20 | 108.5 | ↑3.6 | |
| 5/20 15:30 | 111.8 | ↑3.3 | |
| 5/20 15:40 | 114.8 | ↑3.0 | |
| 5/20 15:50 | 117.4 | ↑2.6 | |
| 5/20 16:00 | 119.7 | ↑2.3 | |
| 5/20 16:10 | 121.7 | ↑2.0 | |
| 5/20 16:20 | 123.3 | ↑1.6 | |
| 5/20 16:30 | 124.7 | ↑1.4 | |
| 5/20 16:40 | 125.8 | ↑1.1 | |
| 5/20 16:50 | 126.7 | ↑0.9 | |
| 5/20 17:00 | 127.3 | ↑0.6 | |
| 5/20 17:10 | 127.7 | ↑0.4 | |
| 5/20 17:20 | 127.8 | ↑0.1 | 満潮 |
| 5/20 17:30 | 127.8 | 0 | |
| 5/20 17:40 | 127.6 | ↓-0.2 | |
| 5/20 17:50 | 127.1 | ↓-0.5 | |
| 5/20 18:00 | 126.5 | ↓-0.6 | |
| 5/20 18:10 | 125.6 | ↓-0.9 | |
| 5/20 18:20 | 124.5 | ↓-1.1 | |
| 5/20 18:30 | 123.2 | ↓-1.3 | |
| 5/20 18:40 | 121.7 | ↓-1.5 | |
| 5/20 18:50 | 119.9 | ↓-1.8 | |
| 5/20 19:00 | 117.9 | ↓-2.0 | |
| 5/20 19:10 | 115.8 | ↓-2.1 | |
| 5/20 19:20 | 113.4 | ↓-2.4 | |
| 5/20 19:30 | 111.0 | ↓-2.4 | |
| 5/20 19:40 | 108.4 | ↓-2.6 | |
| 5/20 19:50 | 105.7 | ↓-2.7 | |
| 5/20 20:00 | 103.0 | ↓-2.7 | |
| 5/20 20:10 | 100.3 | ↓-2.7 | |
| 5/20 20:20 | 97.6 | ↓-2.7 | |
| 5/20 20:30 | 95.1 | ↓-2.5 | |
| 5/20 20:40 | 92.7 | ↓-2.4 | |
| 5/20 20:50 | 90.5 | ↓-2.2 | |
| 5/20 21:00 | 88.5 | ↓-2.0 | |
| 5/20 21:10 | 86.7 | ↓-1.8 | |
| 5/20 21:20 | 85.3 | ↓-1.4 | |
| 5/20 21:30 | 84.1 | ↓-1.2 | |
| 5/20 21:40 | 83.2 | ↓-0.9 | |
| 5/20 21:50 | 82.7 | ↓-0.5 | |
| 5/20 22:00 | 82.4 | ↓-0.3 | 干潮 |
| 5/20 22:10 | 82.4 | 0 | |
| 5/20 22:20 | 82.7 | ↑0.3 | |
| 5/20 22:30 | 83.2 | ↑0.5 | |
| 5/20 22:40 | 83.9 | ↑0.7 | |
| 5/20 22:50 | 84.9 | ↑1.0 | |
| 5/20 23:00 | 86.1 | ↑1.2 | |
| 5/20 23:10 | 87.4 | ↑1.3 | |
| 5/20 23:20 | 88.9 | ↑1.5 | |
| 5/20 23:30 | 90.6 | ↑1.7 | |
| 5/20 23:40 | 92.4 | ↑1.8 | |
| 5/20 23:50 | 94.4 | ↑2.0 |