| 満潮 | 干潮 | 満潮 | 干潮 |
|
18
(土) |
02:28 | 09:43 | 17:06 | 21:35 |
| 146cm | -7cm | 127cm | 87cm | |
|
||||
苫小牧（北海道）2030年05月18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 |
|---|---|---|---|
| 5/18 00:00 | 115.1 | ↑2.8 | |
| 5/18 00:10 | 118.0 | ↑2.9 | |
| 5/18 00:20 | 120.9 | ↑2.9 | |
| 5/18 00:30 | 123.9 | ↑3.0 | |
| 5/18 00:40 | 126.8 | ↑2.9 | |
| 5/18 00:50 | 129.7 | ↑2.9 | |
| 5/18 01:00 | 132.5 | ↑2.8 | |
| 5/18 01:10 | 135.1 | ↑2.6 | |
| 5/18 01:20 | 137.6 | ↑2.5 | |
| 5/18 01:30 | 139.8 | ↑2.2 | |
| 5/18 01:40 | 141.7 | ↑1.9 | |
| 5/18 01:50 | 143.3 | ↑1.6 | |
| 5/18 02:00 | 144.6 | ↑1.3 | |
| 5/18 02:10 | 145.4 | ↑0.8 | |
| 5/18 02:20 | 145.9 | ↑0.5 | 満潮 |
| 5/18 02:30 | 146.0 | ↑0.1 | |
| 5/18 02:40 | 145.6 | ↓-0.4 | |
| 5/18 02:50 | 144.9 | ↓-0.7 | |
| 5/18 03:00 | 143.7 | ↓-1.2 | |
| 5/18 03:10 | 142.1 | ↓-1.6 | |
| 5/18 03:20 | 140.2 | ↓-1.9 | |
| 5/18 03:30 | 137.9 | ↓-2.3 | |
| 5/18 03:40 | 135.4 | ↓-2.5 | |
| 5/18 03:50 | 132.5 | ↓-2.9 | |
| 5/18 04:00 | 129.3 | ↓-3.2 | |
| 5/18 04:10 | 125.9 | ↓-3.4 | |
| 5/18 04:20 | 122.3 | ↓-3.6 | |
| 5/18 04:30 | 118.5 | ↓-3.8 | |
| 5/18 04:40 | 114.4 | ↓-4.1 | |
| 5/18 04:50 | 110.2 | ↓-4.2 | |
| 5/18 05:00 | 105.9 | ↓-4.3 | |
| 5/18 05:10 | 101.3 | ↓-4.6 | |
| 5/18 05:20 | 96.6 | ↓-4.7 | |
| 5/18 05:30 | 91.8 | ↓-4.8 | |
| 5/18 05:40 | 86.8 | ↓-5.0 | |
| 5/18 05:50 | 81.7 | ↓-5.1 | |
| 5/18 06:00 | 76.4 | ↓-5.3 | |
| 5/18 06:10 | 71.0 | ↓-5.4 | |
| 5/18 06:20 | 65.6 | ↓-5.4 | |
| 5/18 06:30 | 60.0 | ↓-5.6 | 最大潮位差 |
| 5/18 06:40 | 54.5 | ↓-5.5 | |
| 5/18 06:50 | 48.9 | ↓-5.6 | 最大潮位差 |
| 5/18 07:00 | 43.4 | ↓-5.5 | |
| 5/18 07:10 | 37.9 | ↓-5.5 | |
| 5/18 07:20 | 32.6 | ↓-5.3 | |
| 5/18 07:30 | 27.5 | ↓-5.1 | |
| 5/18 07:40 | 22.6 | ↓-4.9 | |
| 5/18 07:50 | 17.9 | ↓-4.7 | |
| 5/18 08:00 | 13.6 | ↓-4.3 | |
| 5/18 08:10 | 9.6 | ↓-4.0 | |
| 5/18 08:20 | 6.0 | ↓-3.6 | |
| 5/18 08:30 | 2.8 | ↓-3.2 | |
| 5/18 08:40 | 0.0 | ↓-2.8 | |
| 5/18 08:50 | -2.4 | 0 | |
| 5/18 09:00 | -4.3 | ↓-1.9 | |
| 5/18 09:10 | -5.8 | ↓-1.5 | |
| 5/18 09:20 | -6.9 | ↓-1.1 | |
| 5/18 09:30 | -7.5 | ↓-0.6 | |
| 5/18 09:40 | -7.8 | ↓-0.3 | 干潮 |
| 5/18 09:50 | -7.7 | ↑0.1 | |
| 5/18 10:00 | -7.2 | ↑0.5 | |
| 5/18 10:10 | -6.4 | ↑0.8 | |
| 5/18 10:20 | -5.3 | ↑1.1 | |
| 5/18 10:30 | -3.8 | ↑1.5 | |
| 5/18 10:40 | -2.1 | ↑1.7 | |
| 5/18 10:50 | 0.0 | ↑2.1 | |
| 5/18 11:00 | 2.3 | 0 | |
| 5/18 11:10 | 4.9 | ↑2.6 | |
| 5/18 11:20 | 7.8 | ↑2.9 | |
| 5/18 11:30 | 10.9 | ↑3.1 | |
| 5/18 11:40 | 14.4 | ↑3.5 | |
| 5/18 11:50 | 18.1 | ↑3.7 | |
| 5/18 12:00 | 22.1 | ↑4.0 | |
| 5/18 12:10 | 26.4 | ↑4.3 | |
| 5/18 12:20 | 30.9 | ↑4.5 | |
| 5/18 12:30 | 35.6 | ↑4.7 | |
| 5/18 12:40 | 40.5 | ↑4.9 | |
| 5/18 12:50 | 45.7 | ↑5.2 | |
| 5/18 13:00 | 50.9 | ↑5.2 | |
| 5/18 13:10 | 56.3 | ↑5.4 | |
| 5/18 13:20 | 61.7 | ↑5.4 | |
| 5/18 13:30 | 67.0 | ↑5.3 | |
| 5/18 13:40 | 72.4 | ↑5.4 | |
| 5/18 13:50 | 77.6 | ↑5.2 | |
| 5/18 14:00 | 82.7 | ↑5.1 | |
| 5/18 14:10 | 87.6 | ↑4.9 | |
| 5/18 14:20 | 92.3 | ↑4.7 | |
| 5/18 14:30 | 96.7 | ↑4.4 | |
| 5/18 14:40 | 100.8 | ↑4.1 | |
| 5/18 14:50 | 104.6 | ↑3.8 | |
| 5/18 15:00 | 108.1 | ↑3.5 | |
| 5/18 15:10 | 111.2 | ↑3.1 | |
| 5/18 15:20 | 114.0 | ↑2.8 | |
| 5/18 15:30 | 116.5 | ↑2.5 | |
| 5/18 15:40 | 118.7 | ↑2.2 | |
| 5/18 15:50 | 120.5 | ↑1.8 | |
| 5/18 16:00 | 122.1 | ↑1.6 | |
| 5/18 16:10 | 123.4 | ↑1.3 | |
| 5/18 16:20 | 124.5 | ↑1.1 | |
| 5/18 16:30 | 125.4 | ↑0.9 | |
| 5/18 16:40 | 126.0 | ↑0.6 | |
| 5/18 16:50 | 126.4 | ↑0.4 | |
| 5/18 17:00 | 126.6 | ↑0.2 | 満潮 |
| 5/18 17:10 | 126.6 | 0 | |
| 5/18 17:20 | 126.4 | ↓-0.2 | |
| 5/18 17:30 | 126.0 | ↓-0.4 | |
| 5/18 17:40 | 125.4 | ↓-0.6 | |
| 5/18 17:50 | 124.6 | ↓-0.8 | |
| 5/18 18:00 | 123.5 | ↓-1.1 | |
| 5/18 18:10 | 122.2 | ↓-1.3 | |
| 5/18 18:20 | 120.8 | ↓-1.4 | |
| 5/18 18:30 | 119.1 | ↓-1.7 | |
| 5/18 18:40 | 117.2 | ↓-1.9 | |
| 5/18 18:50 | 115.1 | ↓-2.1 | |
| 5/18 19:00 | 112.9 | ↓-2.2 | |
| 5/18 19:10 | 110.6 | ↓-2.3 | |
| 5/18 19:20 | 108.1 | ↓-2.5 | |
| 5/18 19:30 | 105.7 | ↓-2.4 | |
| 5/18 19:40 | 103.2 | ↓-2.5 | |
| 5/18 19:50 | 100.7 | ↓-2.5 | |
| 5/18 20:00 | 98.4 | ↓-2.3 | |
| 5/18 20:10 | 96.1 | ↓-2.3 | |
| 5/18 20:20 | 94.1 | ↓-2.0 | |
| 5/18 20:30 | 92.2 | ↓-1.9 | |
| 5/18 20:40 | 90.5 | ↓-1.7 | |
| 5/18 20:50 | 89.2 | ↓-1.3 | |
| 5/18 21:00 | 88.0 | ↓-1.2 | |
| 5/18 21:10 | 87.2 | ↓-0.8 | |
| 5/18 21:20 | 86.7 | ↓-0.5 | |
| 5/18 21:30 | 86.4 | ↓-0.3 | 干潮 |
| 5/18 21:40 | 86.4 | 0 | |
| 5/18 21:50 | 86.7 | ↑0.3 | |
| 5/18 22:00 | 87.3 | ↑0.6 | |
| 5/18 22:10 | 88.0 | ↑0.7 | |
| 5/18 22:20 | 89.0 | ↑1.0 | |
| 5/18 22:30 | 90.1 | ↑1.1 | |
| 5/18 22:40 | 91.4 | ↑1.3 | |
| 5/18 22:50 | 92.9 | ↑1.5 | |
| 5/18 23:00 | 94.5 | ↑1.6 | |
| 5/18 23:10 | 96.3 | ↑1.8 | |
| 5/18 23:20 | 98.2 | ↑1.9 | |
| 5/18 23:30 | 100.2 | ↑2.0 | |
| 5/18 23:40 | 102.3 | ↑2.1 | |
| 5/18 23:50 | 104.6 | ↑2.3 |