01 (日)	01:53	07:16	11:25	18:58
	95cm	76cm	88cm	23cm
長潮 出 05:25 入 18:01 出 02:44 入 13:13

那珂湊（茨城）2046年04月01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
4/1 00:00	87.1	↑1.5
4/1 00:10	88.4	↑1.3
4/1 00:20	89.6	↑1.2
4/1 00:30	90.7	↑1.1
4/1 00:40	91.6	↑0.9
4/1 00:50	92.4	↑0.8
4/1 01:00	93.1	↑0.7
4/1 01:10	93.6	↑0.5
4/1 01:20	94.0	↑0.4
4/1 01:30	94.4	↑0.4
4/1 01:40	94.6	↑0.2
4/1 01:50	94.6	0	満潮
4/1 02:00	94.6	0
4/1 02:10	94.5	↓-0.1
4/1 02:20	94.2	↓-0.3
4/1 02:30	93.9	↓-0.3
4/1 02:40	93.5	↓-0.4
4/1 02:50	93.0	↓-0.5
4/1 03:00	92.5	↓-0.5
4/1 03:10	91.8	↓-0.7
4/1 03:20	91.2	↓-0.6
4/1 03:30	90.4	↓-0.8
4/1 03:40	89.6	↓-0.8
4/1 03:50	88.8	↓-0.8
4/1 04:00	87.9	↓-0.9
4/1 04:10	87.0	↓-0.9
4/1 04:20	86.1	↓-0.9
4/1 04:30	85.2	↓-0.9
4/1 04:40	84.3	↓-0.9
4/1 04:50	83.4	↓-0.9
4/1 05:00	82.5	↓-0.9
4/1 05:10	81.6	↓-0.9
4/1 05:20	80.8	↓-0.8
4/1 05:30	80.0	↓-0.8
4/1 05:40	79.2	↓-0.8
4/1 05:50	78.5	↓-0.7
4/1 06:00	77.9	↓-0.6
4/1 06:10	77.3	↓-0.6
4/1 06:20	76.8	↓-0.5
4/1 06:30	76.4	↓-0.4
4/1 06:40	76.0	↓-0.4
4/1 06:50	75.8	↓-0.2
4/1 07:00	75.6	↓-0.2
4/1 07:10	75.5	↓-0.1	干潮
4/1 07:20	75.5	0
4/1 07:30	75.6	↑0.1
4/1 07:40	75.8	↑0.2
4/1 07:50	76.0	↑0.2
4/1 08:00	76.3	↑0.3
4/1 08:10	76.8	↑0.5
4/1 08:20	77.2	↑0.4
4/1 08:30	77.8	↑0.6
4/1 08:40	78.4	↑0.6
4/1 08:50	79.0	↑0.6
4/1 09:00	79.7	↑0.7
4/1 09:10	80.4	↑0.7
4/1 09:20	81.1	↑0.7
4/1 09:30	81.8	↑0.7
4/1 09:40	82.6	↑0.8
4/1 09:50	83.3	↑0.7
4/1 10:00	83.9	↑0.6
4/1 10:10	84.6	↑0.7
4/1 10:20	85.2	↑0.6
4/1 10:30	85.7	↑0.5
4/1 10:40	86.2	↑0.5
4/1 10:50	86.5	↑0.3
4/1 11:00	86.8	↑0.3
4/1 11:10	87.0	↑0.2
4/1 11:20	87.1	↑0.1	満潮
4/1 11:30	87.1	0
4/1 11:40	87.0	↓-0.1
4/1 11:50	86.7	↓-0.3
4/1 12:00	86.4	↓-0.3
4/1 12:10	85.9	↓-0.5
4/1 12:20	85.2	↓-0.7
4/1 12:30	84.5	↓-0.7
4/1 12:40	83.6	↓-0.9
4/1 12:50	82.6	↓-1.0
4/1 13:00	81.5	↓-1.1
4/1 13:10	80.2	↓-1.3
4/1 13:20	78.8	↓-1.4
4/1 13:30	77.4	↓-1.4
4/1 13:40	75.8	↓-1.6
4/1 13:50	74.1	↓-1.7
4/1 14:00	72.3	↓-1.8
4/1 14:10	70.4	↓-1.9
4/1 14:20	68.5	↓-1.9
4/1 14:30	66.5	↓-2.0
4/1 14:40	64.4	↓-2.1
4/1 14:50	62.3	↓-2.1
4/1 15:00	60.1	↓-2.2
4/1 15:10	57.9	↓-2.2
4/1 15:20	55.7	↓-2.2
4/1 15:30	53.4	↓-2.3
4/1 15:40	51.2	↓-2.2
4/1 15:50	48.9	↓-2.3
4/1 16:00	46.7	↓-2.2
4/1 16:10	44.5	↓-2.2
4/1 16:20	42.3	↓-2.2
4/1 16:30	40.3	↓-2.0
4/1 16:40	38.2	↓-2.1
4/1 16:50	36.3	↓-1.9
4/1 17:00	34.4	↓-1.9
4/1 17:10	32.6	↓-1.8
4/1 17:20	31.0	↓-1.6
4/1 17:30	29.4	↓-1.6
4/1 17:40	28.0	↓-1.4
4/1 17:50	26.8	↓-1.2
4/1 18:00	25.7	↓-1.1
4/1 18:10	24.7	↓-1.0
4/1 18:20	24.0	↓-0.7
4/1 18:30	23.4	↓-0.6
4/1 18:40	22.9	↓-0.5
4/1 18:50	22.7	↓-0.2	干潮
4/1 19:00	22.7	0
4/1 19:10	22.8	↑0.1
4/1 19:20	23.2	↑0.4
4/1 19:30	23.7	↑0.5
4/1 19:40	24.5	↑0.8
4/1 19:50	25.4	↑0.9
4/1 20:00	26.5	↑1.1
4/1 20:10	27.9	↑1.4
4/1 20:20	29.4	↑1.5
4/1 20:30	31.0	↑1.6
4/1 20:40	32.9	↑1.9
4/1 20:50	34.9	↑2.0
4/1 21:00	37.0	↑2.1
4/1 21:10	39.3	↑2.3
4/1 21:20	41.6	↑2.3
4/1 21:30	44.1	↑2.5
4/1 21:40	46.7	↑2.6
4/1 21:50	49.4	↑2.7
4/1 22:00	52.1	↑2.7
4/1 22:10	54.8	↑2.7
4/1 22:20	57.6	↑2.8	最大潮位差
4/1 22:30	60.4	↑2.8	最大潮位差
4/1 22:40	63.2	↑2.8	最大潮位差
4/1 22:50	65.9	↑2.7
4/1 23:00	68.7	↑2.8	最大潮位差
4/1 23:10	71.3	↑2.6
4/1 23:20	74.0	↑2.7
4/1 23:30	76.5	↑2.5
4/1 23:40	78.9	↑2.4
4/1 23:50	81.3	↑2.4