| 満潮 | 干潮 | 満潮 | 干潮 |
|
30
(月) |
02:19 | 09:45 | 17:18 | 21:41 |
| 151cm | 9cm | 135cm | 98cm | |
|
||||
苫小牧（北海道）2007年07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 |
|---|---|---|---|
| 7/30 00:00 | 127.6 | ↑2.3 | |
| 7/30 00:10 | 129.9 | ↑2.3 | |
| 7/30 00:20 | 132.3 | ↑2.4 | |
| 7/30 00:30 | 134.6 | ↑2.3 | |
| 7/30 00:40 | 137.0 | ↑2.4 | |
| 7/30 00:50 | 139.3 | ↑2.3 | |
| 7/30 01:00 | 141.4 | ↑2.1 | |
| 7/30 01:10 | 143.5 | ↑2.1 | |
| 7/30 01:20 | 145.3 | ↑1.8 | |
| 7/30 01:30 | 146.9 | ↑1.6 | |
| 7/30 01:40 | 148.3 | ↑1.4 | |
| 7/30 01:50 | 149.4 | ↑1.1 | |
| 7/30 02:00 | 150.2 | ↑0.8 | |
| 7/30 02:10 | 150.6 | ↑0.4 | 満潮 |
| 7/30 02:20 | 150.7 | ↑0.1 | |
| 7/30 02:30 | 150.5 | ↓-0.2 | |
| 7/30 02:40 | 149.9 | ↓-0.6 | |
| 7/30 02:50 | 148.9 | ↓-1.0 | |
| 7/30 03:00 | 147.7 | ↓-1.2 | |
| 7/30 03:10 | 146.1 | ↓-1.6 | |
| 7/30 03:20 | 144.2 | ↓-1.9 | |
| 7/30 03:30 | 142.1 | ↓-2.1 | |
| 7/30 03:40 | 139.7 | ↓-2.4 | |
| 7/30 03:50 | 137.0 | ↓-2.7 | |
| 7/30 04:00 | 134.2 | ↓-2.8 | |
| 7/30 04:10 | 131.1 | ↓-3.1 | |
| 7/30 04:20 | 127.8 | ↓-3.3 | |
| 7/30 04:30 | 124.3 | ↓-3.5 | |
| 7/30 04:40 | 120.7 | ↓-3.6 | |
| 7/30 04:50 | 116.9 | ↓-3.8 | |
| 7/30 05:00 | 112.9 | ↓-4.0 | |
| 7/30 05:10 | 108.7 | ↓-4.2 | |
| 7/30 05:20 | 104.4 | ↓-4.3 | |
| 7/30 05:30 | 99.9 | ↓-4.5 | |
| 7/30 05:40 | 95.3 | ↓-4.6 | |
| 7/30 05:50 | 90.5 | ↓-4.8 | |
| 7/30 06:00 | 85.6 | ↓-4.9 | |
| 7/30 06:10 | 80.6 | ↓-5.0 | |
| 7/30 06:20 | 75.5 | ↓-5.1 | |
| 7/30 06:30 | 70.4 | ↓-5.1 | |
| 7/30 06:40 | 65.2 | ↓-5.2 | 最大潮位差 |
| 7/30 06:50 | 60.1 | ↓-5.1 | |
| 7/30 07:00 | 55.0 | ↓-5.1 | |
| 7/30 07:10 | 50.0 | ↓-5.0 | |
| 7/30 07:20 | 45.1 | ↓-4.9 | |
| 7/30 07:30 | 40.5 | ↓-4.6 | |
| 7/30 07:40 | 36.0 | ↓-4.5 | |
| 7/30 07:50 | 31.8 | ↓-4.2 | |
| 7/30 08:00 | 28.0 | ↓-3.8 | |
| 7/30 08:10 | 24.4 | ↓-3.6 | |
| 7/30 08:20 | 21.2 | ↓-3.2 | |
| 7/30 08:30 | 18.3 | ↓-2.9 | |
| 7/30 08:40 | 15.9 | ↓-2.4 | |
| 7/30 08:50 | 13.8 | ↓-2.1 | |
| 7/30 09:00 | 12.0 | ↓-1.8 | |
| 7/30 09:10 | 10.7 | ↓-1.3 | |
| 7/30 09:20 | 9.7 | ↓-1.0 | |
| 7/30 09:30 | 9.1 | ↓-0.6 | |
| 7/30 09:40 | 8.8 | ↓-0.3 | 干潮 |
| 7/30 09:50 | 8.8 | 0 | |
| 7/30 10:00 | 9.1 | ↑0.3 | |
| 7/30 10:10 | 9.7 | ↑0.6 | |
| 7/30 10:20 | 10.6 | ↑0.9 | |
| 7/30 10:30 | 11.8 | ↑1.2 | |
| 7/30 10:40 | 13.3 | ↑1.5 | |
| 7/30 10:50 | 15.1 | ↑1.8 | |
| 7/30 11:00 | 17.1 | ↑2.0 | |
| 7/30 11:10 | 19.4 | ↑2.3 | |
| 7/30 11:20 | 22.0 | ↑2.6 | |
| 7/30 11:30 | 24.9 | ↑2.9 | |
| 7/30 11:40 | 28.1 | ↑3.2 | |
| 7/30 11:50 | 31.5 | ↑3.4 | |
| 7/30 12:00 | 35.2 | ↑3.7 | |
| 7/30 12:10 | 39.2 | ↑4.0 | |
| 7/30 12:20 | 43.4 | ↑4.2 | |
| 7/30 12:30 | 47.8 | ↑4.4 | |
| 7/30 12:40 | 52.4 | ↑4.6 | |
| 7/30 12:50 | 57.1 | ↑4.7 | |
| 7/30 13:00 | 62.0 | ↑4.9 | |
| 7/30 13:10 | 66.9 | ↑4.9 | |
| 7/30 13:20 | 71.9 | ↑5.0 | |
| 7/30 13:30 | 76.9 | ↑5.0 | |
| 7/30 13:40 | 81.8 | ↑4.9 | |
| 7/30 13:50 | 86.6 | ↑4.8 | |
| 7/30 14:00 | 91.2 | ↑4.6 | |
| 7/30 14:10 | 95.7 | ↑4.5 | |
| 7/30 14:20 | 99.9 | ↑4.2 | |
| 7/30 14:30 | 104.0 | ↑4.1 | |
| 7/30 14:40 | 107.7 | ↑3.7 | |
| 7/30 14:50 | 111.2 | ↑3.5 | |
| 7/30 15:00 | 114.5 | ↑3.3 | |
| 7/30 15:10 | 117.5 | ↑3.0 | |
| 7/30 15:20 | 120.1 | ↑2.6 | |
| 7/30 15:30 | 122.6 | ↑2.5 | |
| 7/30 15:40 | 124.8 | ↑2.2 | |
| 7/30 15:50 | 126.7 | ↑1.9 | |
| 7/30 16:00 | 128.4 | ↑1.7 | |
| 7/30 16:10 | 129.9 | ↑1.5 | |
| 7/30 16:20 | 131.2 | ↑1.3 | |
| 7/30 16:30 | 132.2 | ↑1.0 | |
| 7/30 16:40 | 133.1 | ↑0.9 | |
| 7/30 16:50 | 133.8 | ↑0.7 | |
| 7/30 17:00 | 134.2 | ↑0.4 | |
| 7/30 17:10 | 134.5 | ↑0.3 | 満潮 |
| 7/30 17:20 | 134.5 | 0 | |
| 7/30 17:30 | 134.3 | ↓-0.2 | |
| 7/30 17:40 | 133.9 | ↓-0.4 | |
| 7/30 17:50 | 133.3 | ↓-0.6 | |
| 7/30 18:00 | 132.4 | ↓-0.9 | |
| 7/30 18:10 | 131.3 | ↓-1.1 | |
| 7/30 18:20 | 129.9 | ↓-1.4 | |
| 7/30 18:30 | 128.4 | ↓-1.5 | |
| 7/30 18:40 | 126.6 | ↓-1.8 | |
| 7/30 18:50 | 124.7 | ↓-1.9 | |
| 7/30 19:00 | 122.6 | ↓-2.1 | |
| 7/30 19:10 | 120.4 | ↓-2.2 | |
| 7/30 19:20 | 118.1 | ↓-2.3 | |
| 7/30 19:30 | 115.8 | ↓-2.3 | |
| 7/30 19:40 | 113.5 | ↓-2.3 | |
| 7/30 19:50 | 111.2 | ↓-2.3 | |
| 7/30 20:00 | 109.0 | ↓-2.2 | |
| 7/30 20:10 | 107.0 | ↓-2.0 | |
| 7/30 20:20 | 105.0 | ↓-2.0 | |
| 7/30 20:30 | 103.3 | ↓-1.7 | |
| 7/30 20:40 | 101.8 | ↓-1.5 | |
| 7/30 20:50 | 100.5 | ↓-1.3 | |
| 7/30 21:00 | 99.5 | ↓-1.0 | |
| 7/30 21:10 | 98.6 | ↓-0.9 | |
| 7/30 21:20 | 98.1 | ↓-0.5 | |
| 7/30 21:30 | 97.7 | ↓-0.4 | |
| 7/30 21:40 | 97.6 | ↓-0.1 | 干潮 |
| 7/30 21:50 | 97.7 | ↑0.1 | |
| 7/30 22:00 | 98.0 | ↑0.3 | |
| 7/30 22:10 | 98.5 | ↑0.5 | |
| 7/30 22:20 | 99.2 | ↑0.7 | |
| 7/30 22:30 | 100.1 | ↑0.9 | |
| 7/30 22:40 | 101.1 | ↑1.0 | |
| 7/30 22:50 | 102.3 | ↑1.2 | |
| 7/30 23:00 | 103.6 | ↑1.3 | |
| 7/30 23:10 | 105.0 | ↑1.4 | |
| 7/30 23:20 | 106.7 | ↑1.7 | |
| 7/30 23:30 | 108.4 | ↑1.7 | |
| 7/30 23:40 | 110.3 | ↑1.9 | |
| 7/30 23:50 | 112.4 | ↑2.1 |