29 (火)	04:11	10:54	17:51	23:02
	111cm	4cm	111cm	63cm
中潮 出 04:48 入 18:24 出 19:58 入 05:31 潮干狩り ◎ 08:40～13:10

那珂湊（茨城）2059年04月29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
4/29 00:00	62.1	↑1.8
4/29 00:10	64.1	↑2.0
4/29 00:20	66.3	↑2.2
4/29 00:30	68.6	↑2.3
4/29 00:40	71.0	↑2.4
4/29 00:50	73.4	↑2.4
4/29 01:00	76.0	↑2.6
4/29 01:10	78.6	↑2.6
4/29 01:20	81.2	↑2.6
4/29 01:30	83.8	↑2.6
4/29 01:40	86.4	↑2.6
4/29 01:50	89.0	↑2.6
4/29 02:00	91.5	↑2.5
4/29 02:10	94.0	↑2.5
4/29 02:20	96.3	↑2.3
4/29 02:30	98.5	↑2.2
4/29 02:40	100.6	↑2.1
4/29 02:50	102.6	↑2.0
4/29 03:00	104.3	↑1.7
4/29 03:10	105.9	↑1.6
4/29 03:20	107.3	↑1.4
4/29 03:30	108.4	↑1.1
4/29 03:40	109.3	↑0.9
4/29 03:50	110.0	↑0.7
4/29 04:00	110.4	↑0.4
4/29 04:10	110.6	↑0.2	満潮
4/29 04:20	110.4	↓-0.2
4/29 04:30	110.0	↓-0.4
4/29 04:40	109.3	↓-0.7
4/29 04:50	108.4	↓-0.9
4/29 05:00	107.1	↓-1.3
4/29 05:10	105.5	↓-1.6
4/29 05:20	103.7	↓-1.8
4/29 05:30	101.6	↓-2.1
4/29 05:40	99.2	↓-2.4
4/29 05:50	96.6	↓-2.6
4/29 06:00	93.7	↓-2.9
4/29 06:10	90.5	↓-3.2
4/29 06:20	87.2	↓-3.3
4/29 06:30	83.7	↓-3.5
4/29 06:40	80.0	↓-3.7
4/29 06:50	76.1	↓-3.9
4/29 07:00	72.1	↓-4.0
4/29 07:10	68.0	↓-4.1
4/29 07:20	63.8	↓-4.2
4/29 07:30	59.5	↓-4.3	最大潮位差
4/29 07:40	55.3	↓-4.2
4/29 07:50	51.0	↓-4.3	最大潮位差
4/29 08:00	46.7	↓-4.3	最大潮位差
4/29 08:10	42.5	↓-4.2
4/29 08:20	38.4	↓-4.1
4/29 08:30	34.5	↓-3.9
4/29 08:40	30.6	↓-3.9
4/29 08:50	26.9	↓-3.7
4/29 09:00	23.4	↓-3.5
4/29 09:10	20.2	↓-3.2
4/29 09:20	17.1	↓-3.1
4/29 09:30	14.3	↓-2.8
4/29 09:40	11.8	↓-2.5
4/29 09:50	9.6	↓-2.2
4/29 10:00	7.7	↓-1.9
4/29 10:10	6.1	↓-1.6
4/29 10:20	4.8	↓-1.3
4/29 10:30	3.9	↓-0.9
4/29 10:40	3.3	↓-0.6
4/29 10:50	3.1	↓-0.2	干潮
4/29 11:00	3.1	0
4/29 11:10	3.5	↑0.4
4/29 11:20	4.3	↑0.8
4/29 11:30	5.3	↑1.0
4/29 11:40	6.7	↑1.4
4/29 11:50	8.4	↑1.7
4/29 12:00	10.4	↑2.0
4/29 12:10	12.6	↑2.2
4/29 12:20	15.1	↑2.5
4/29 12:30	17.9	↑2.8
4/29 12:40	20.8	↑2.9
4/29 12:50	24.0	↑3.2
4/29 13:00	27.3	↑3.3
4/29 13:10	30.9	↑3.6
4/29 13:20	34.5	↑3.6
4/29 13:30	38.3	↑3.8
4/29 13:40	42.2	↑3.9
4/29 13:50	46.1	↑3.9
4/29 14:00	50.1	↑4.0
4/29 14:10	54.2	↑4.1
4/29 14:20	58.2	↑4.0
4/29 14:30	62.2	↑4.0
4/29 14:40	66.2	↑4.0
4/29 14:50	70.1	↑3.9
4/29 15:00	74.0	↑3.9
4/29 15:10	77.7	↑3.7
4/29 15:20	81.3	↑3.6
4/29 15:30	84.8	↑3.5
4/29 15:40	88.1	↑3.3
4/29 15:50	91.3	↑3.2
4/29 16:00	94.2	↑2.9
4/29 16:10	96.9	↑2.7
4/29 16:20	99.4	↑2.5
4/29 16:30	101.7	↑2.3
4/29 16:40	103.8	↑2.1
4/29 16:50	105.5	↑1.7
4/29 17:00	107.0	↑1.5
4/29 17:10	108.3	↑1.3
4/29 17:20	109.2	↑0.9
4/29 17:30	109.9	↑0.7
4/29 17:40	110.4	↑0.5
4/29 17:50	110.5	↑0.1	満潮
4/29 18:00	110.4	↓-0.1
4/29 18:10	110.0	↓-0.4
4/29 18:20	109.3	↓-0.7
4/29 18:30	108.4	↓-0.9
4/29 18:40	107.3	↓-1.1
4/29 18:50	106.0	↓-1.3
4/29 19:00	104.4	↓-1.6
4/29 19:10	102.7	↓-1.7
4/29 19:20	100.8	↓-1.9
4/29 19:30	98.8	↓-2.0
4/29 19:40	96.6	↓-2.2
4/29 19:50	94.4	↓-2.2
4/29 20:00	92.1	↓-2.3
4/29 20:10	89.7	↓-2.4
4/29 20:20	87.3	↓-2.4
4/29 20:30	84.8	↓-2.5
4/29 20:40	82.5	↓-2.3
4/29 20:50	80.1	↓-2.4
4/29 21:00	77.8	↓-2.3
4/29 21:10	75.7	↓-2.1
4/29 21:20	73.6	↓-2.1
4/29 21:30	71.7	↓-1.9
4/29 21:40	69.9	↓-1.8
4/29 21:50	68.3	↓-1.6
4/29 22:00	66.8	↓-1.5
4/29 22:10	65.6	↓-1.2
4/29 22:20	64.6	↓-1.0
4/29 22:30	63.7	↓-0.9
4/29 22:40	63.1	↓-0.6
4/29 22:50	62.8	↓-0.3
4/29 23:00	62.6	↓-0.2	干潮
4/29 23:10	62.7	↑0.1
4/29 23:20	63.0	↑0.3
4/29 23:30	63.5	↑0.5
4/29 23:40	64.3	↑0.8
4/29 23:50	65.2	↑0.9