12 (水)	04:43	11:31	18:38	23:39
	109cm	-2cm	109cm	67cm
中潮 出 05:09 入 18:10 出 06:20 入 21:15 潮干狩り ◎ 09:05～14:01

那珂湊（茨城）2062年04月12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
4/12 00:00	58.0	↑1.1
4/12 00:10	59.2	↑1.2
4/12 00:20	60.7	↑1.5
4/12 00:30	62.3	↑1.6
4/12 00:40	64.1	↑1.8
4/12 00:50	66.1	↑2.0
4/12 01:00	68.2	↑2.1
4/12 01:10	70.4	↑2.2
4/12 01:20	72.7	↑2.3
4/12 01:30	75.1	↑2.4
4/12 01:40	77.5	↑2.4
4/12 01:50	80.0	↑2.5
4/12 02:00	82.5	↑2.5
4/12 02:10	85.0	↑2.5
4/12 02:20	87.5	↑2.5
4/12 02:30	89.9	↑2.4
4/12 02:40	92.3	↑2.4
4/12 02:50	94.6	↑2.3
4/12 03:00	96.7	↑2.1
4/12 03:10	98.8	↑2.1
4/12 03:20	100.7	↑1.9
4/12 03:30	102.4	↑1.7
4/12 03:40	104.0	↑1.6
4/12 03:50	105.3	↑1.3
4/12 04:00	106.5	↑1.2
4/12 04:10	107.4	↑0.9
4/12 04:20	108.1	↑0.7
4/12 04:30	108.6	↑0.5
4/12 04:40	108.8	↑0.2	満潮
4/12 04:50	108.7	↓-0.1
4/12 05:00	108.4	↓-0.3
4/12 05:10	107.7	↓-0.7
4/12 05:20	106.8	↓-0.9
4/12 05:30	105.6	↓-1.2
4/12 05:40	104.1	↓-1.5
4/12 05:50	102.4	↓-1.7
4/12 06:00	100.3	↓-2.1
4/12 06:10	98.0	↓-2.3
4/12 06:20	95.5	↓-2.5
4/12 06:30	92.6	↓-2.9
4/12 06:40	89.6	↓-3.0
4/12 06:50	86.3	↓-3.3
4/12 07:00	82.7	↓-3.6
4/12 07:10	79.1	↓-3.6
4/12 07:20	75.2	↓-3.9
4/12 07:30	71.2	↓-4.0
4/12 07:40	67.0	↓-4.2
4/12 07:50	62.8	↓-4.2
4/12 08:00	58.5	↓-4.3
4/12 08:10	54.1	↓-4.4	最大潮位差
4/12 08:20	49.8	↓-4.3
4/12 08:30	45.4	↓-4.4	最大潮位差
4/12 08:40	41.1	↓-4.3
4/12 08:50	36.9	↓-4.2
4/12 09:00	32.7	↓-4.2
4/12 09:10	28.7	↓-4.0
4/12 09:20	24.8	↓-3.9
4/12 09:30	21.1	↓-3.7
4/12 09:40	17.7	↓-3.4
4/12 09:50	14.4	↓-3.3
4/12 10:00	11.4	↓-3.0
4/12 10:10	8.6	↓-2.8
4/12 10:20	6.2	↓-2.4
4/12 10:30	4.0	↓-2.2
4/12 10:40	2.2	↓-1.8
4/12 10:50	0.6	↓-1.6
4/12 11:00	-0.6	↓-1.2
4/12 11:10	-1.4	↓-0.8
4/12 11:20	-1.9	↓-0.5
4/12 11:30	-2.1	↓-0.2	干潮
4/12 11:40	-2.0	↑0.1
4/12 11:50	-1.5	↑0.5
4/12 12:00	-0.7	↑0.8
4/12 12:10	0.5	↑1.2
4/12 12:20	1.9	↑1.4
4/12 12:30	3.7	↑1.8
4/12 12:40	5.7	↑2.0
4/12 12:50	8.1	↑2.4
4/12 13:00	10.6	↑2.5
4/12 13:10	13.4	↑2.8
4/12 13:20	16.5	↑3.1
4/12 13:30	19.7	↑3.2
4/12 13:40	23.1	↑3.4
4/12 13:50	26.7	↑3.6
4/12 14:00	30.4	↑3.7
4/12 14:10	34.2	↑3.8
4/12 14:20	38.1	↑3.9
4/12 14:30	42.1	↑4.0
4/12 14:40	46.1	↑4.0
4/12 14:50	50.2	↑4.1
4/12 15:00	54.3	↑4.1
4/12 15:10	58.3	↑4.0
4/12 15:20	62.4	↑4.1
4/12 15:30	66.3	↑3.9
4/12 15:40	70.2	↑3.9
4/12 15:50	74.0	↑3.8
4/12 16:00	77.7	↑3.7
4/12 16:10	81.3	↑3.6
4/12 16:20	84.6	↑3.3
4/12 16:30	87.9	↑3.3
4/12 16:40	90.9	↑3.0
4/12 16:50	93.7	↑2.8
4/12 17:00	96.3	↑2.6
4/12 17:10	98.7	↑2.4
4/12 17:20	100.9	↑2.2
4/12 17:30	102.8	↑1.9
4/12 17:40	104.4	↑1.6
4/12 17:50	105.8	↑1.4
4/12 18:00	106.9	↑1.1
4/12 18:10	107.8	↑0.9
4/12 18:20	108.4	↑0.6
4/12 18:30	108.7	↑0.3	満潮
4/12 18:40	108.7	0
4/12 18:50	108.5	↓-0.2
4/12 19:00	108.1	↓-0.4
4/12 19:10	107.4	↓-0.7
4/12 19:20	106.5	↓-0.9
4/12 19:30	105.3	↓-1.2
4/12 19:40	104.0	↓-1.3
4/12 19:50	102.5	↓-1.5
4/12 20:00	100.8	↓-1.7
4/12 20:10	99.0	↓-1.8
4/12 20:20	97.1	↓-1.9
4/12 20:30	95.0	↓-2.1
4/12 20:40	92.9	↓-2.1
4/12 20:50	90.8	↓-2.1
4/12 21:00	88.6	↓-2.2
4/12 21:10	86.4	↓-2.2
4/12 21:20	84.2	↓-2.2
4/12 21:30	82.1	↓-2.1
4/12 21:40	80.1	↓-2.0
4/12 21:50	78.1	↓-2.0
4/12 22:00	76.2	↓-1.9
4/12 22:10	74.5	↓-1.7
4/12 22:20	72.9	↓-1.6
4/12 22:30	71.4	↓-1.5
4/12 22:40	70.2	↓-1.2
4/12 22:50	69.1	↓-1.1
4/12 23:00	68.2	↓-0.9
4/12 23:10	67.5	↓-0.7
4/12 23:20	67.0	↓-0.5
4/12 23:30	66.7	↓-0.3	干潮
4/12 23:40	66.7	0
4/12 23:50	66.8	↑0.1