2 (火)	00:23	03:16	08:26	17:05
	87cm	85cm	92cm	24cm
長潮 出 05:23 入 18:02 出 11:26 入 01:40 潮干狩り ○ 15:21～18:02

那珂湊（茨城）2058年04月2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
4/2 00:00	86.5	↑0.1
4/2 00:10	86.6	↑0.1
4/2 00:20	86.7	↑0.1	満潮
4/2 00:30	86.6	↓-0.1
4/2 00:40	86.6	0
4/2 00:50	86.5	↓-0.1
4/2 01:00	86.4	↓-0.1
4/2 01:10	86.3	↓-0.1
4/2 01:20	86.1	↓-0.2
4/2 01:30	86.0	↓-0.1
4/2 01:40	85.8	↓-0.2
4/2 01:50	85.7	↓-0.1
4/2 02:00	85.5	↓-0.2
4/2 02:10	85.4	↓-0.1
4/2 02:20	85.3	↓-0.1
4/2 02:30	85.2	↓-0.1
4/2 02:40	85.1	↓-0.1
4/2 02:50	85.0	↓-0.1
4/2 03:00	85.0	0
4/2 03:10	84.9	↓-0.1	干潮
4/2 03:20	84.9	0
4/2 03:30	85.0	↑0.1
4/2 03:40	85.0	0
4/2 03:50	85.1	↑0.1
4/2 04:00	85.2	↑0.1
4/2 04:10	85.3	↑0.1
4/2 04:20	85.4	↑0.1
4/2 04:30	85.6	↑0.2
4/2 04:40	85.8	↑0.2
4/2 04:50	86.0	↑0.2
4/2 05:00	86.2	↑0.2
4/2 05:10	86.4	↑0.2
4/2 05:20	86.7	↑0.3
4/2 05:30	87.0	↑0.3
4/2 05:40	87.3	↑0.3
4/2 05:50	87.6	↑0.3
4/2 06:00	87.9	↑0.3
4/2 06:10	88.2	↑0.3
4/2 06:20	88.6	↑0.4
4/2 06:30	88.9	↑0.3
4/2 06:40	89.3	↑0.4
4/2 06:50	89.6	↑0.3
4/2 07:00	90.0	↑0.4
4/2 07:10	90.3	↑0.3
4/2 07:20	90.6	↑0.3
4/2 07:30	90.9	↑0.3
4/2 07:40	91.1	↑0.2
4/2 07:50	91.3	↑0.2
4/2 08:00	91.5	↑0.2
4/2 08:10	91.6	↑0.1
4/2 08:20	91.7	↑0.1	満潮
4/2 08:30	91.7	0
4/2 08:40	91.6	↓-0.1
4/2 08:50	91.5	↓-0.1
4/2 09:00	91.3	↓-0.2
4/2 09:10	90.9	↓-0.4
4/2 09:20	90.5	↓-0.4
4/2 09:30	90.0	↓-0.5
4/2 09:40	89.4	↓-0.6
4/2 09:50	88.7	↓-0.7
4/2 10:00	87.8	↓-0.9
4/2 10:10	86.9	↓-0.9
4/2 10:20	85.8	↓-1.1
4/2 10:30	84.6	↓-1.2
4/2 10:40	83.3	↓-1.3
4/2 10:50	81.9	↓-1.4
4/2 11:00	80.4	↓-1.5
4/2 11:10	78.8	↓-1.6
4/2 11:20	77.2	↓-1.6
4/2 11:30	75.4	↓-1.8
4/2 11:40	73.5	↓-1.9
4/2 11:50	71.6	↓-1.9
4/2 12:00	69.6	↓-2.0
4/2 12:10	67.5	↓-2.1
4/2 12:20	65.4	↓-2.1
4/2 12:30	63.3	↓-2.1
4/2 12:40	61.1	↓-2.2
4/2 12:50	59.0	↓-2.1
4/2 13:00	56.8	↓-2.2
4/2 13:10	54.6	↓-2.2
4/2 13:20	52.4	↓-2.2
4/2 13:30	50.3	↓-2.1
4/2 13:40	48.2	↓-2.1
4/2 13:50	46.1	↓-2.1
4/2 14:00	44.1	↓-2.0
4/2 14:10	42.2	↓-1.9
4/2 14:20	40.3	↓-1.9
4/2 14:30	38.5	↓-1.8
4/2 14:40	36.7	↓-1.8
4/2 14:50	35.1	↓-1.6
4/2 15:00	33.5	↓-1.6
4/2 15:10	32.1	↓-1.4
4/2 15:20	30.7	↓-1.4
4/2 15:30	29.5	↓-1.2
4/2 15:40	28.3	↓-1.2
4/2 15:50	27.3	↓-1.0
4/2 16:00	26.4	↓-0.9
4/2 16:10	25.7	↓-0.7
4/2 16:20	25.0	↓-0.7
4/2 16:30	24.5	↓-0.5
4/2 16:40	24.1	↓-0.4
4/2 16:50	23.8	↓-0.3
4/2 17:00	23.7	↓-0.1	干潮
4/2 17:10	23.7	0
4/2 17:20	23.9	↑0.2
4/2 17:30	24.2	↑0.3
4/2 17:40	24.6	↑0.4
4/2 17:50	25.2	↑0.6
4/2 18:00	25.9	↑0.7
4/2 18:10	26.7	↑0.8
4/2 18:20	27.7	↑1.0
4/2 18:30	28.8	↑1.1
4/2 18:40	30.0	↑1.2
4/2 18:50	31.4	↑1.4
4/2 19:00	32.9	↑1.5
4/2 19:10	34.4	↑1.5
4/2 19:20	36.1	↑1.7
4/2 19:30	37.9	↑1.8
4/2 19:40	39.8	↑1.9
4/2 19:50	41.8	↑2.0
4/2 20:00	43.9	↑2.1
4/2 20:10	46.0	↑2.1
4/2 20:20	48.1	↑2.1
4/2 20:30	50.4	↑2.3	最大潮位差
4/2 20:40	52.6	↑2.2
4/2 20:50	54.9	↑2.3	最大潮位差
4/2 21:00	57.1	↑2.2
4/2 21:10	59.4	↑2.3	最大潮位差
4/2 21:20	61.7	↑2.3	最大潮位差
4/2 21:30	63.9	↑2.2
4/2 21:40	66.1	↑2.2
4/2 21:50	68.3	↑2.2
4/2 22:00	70.3	↑2.0
4/2 22:10	72.4	↑2.1
4/2 22:20	74.3	↑1.9
4/2 22:30	76.2	↑1.9
4/2 22:40	78.0	↑1.8
4/2 22:50	79.6	↑1.6
4/2 23:00	81.2	↑1.6
4/2 23:10	82.7	↑1.5
4/2 23:20	84.1	↑1.4
4/2 23:30	85.3	↑1.2
4/2 23:40	86.5	↑1.2
4/2 23:50	87.5	↑1.0