29 (金)	03:23	09:59	16:44	22:17
	115cm	1cm	118cm	51cm
大潮 出 04:48 入 18:25 出 04:48 入 18:34 潮干狩り ◎ 07:45～12:13

那珂湊（茨城）2033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	69.8	↑3.0
4/29 00:10	72.9	↑3.1
4/29 00:20	76.0	↑3.1
4/29 00:30	79.2	↑3.2
4/29 00:40	82.4	↑3.2
4/29 00:50	85.6	↑3.2
4/29 01:00	88.7	↑3.1
4/29 01:10	91.7	↑3.0
4/29 01:20	94.7	↑3.0
4/29 01:30	97.5	↑2.8
4/29 01:40	100.2	↑2.7
4/29 01:50	102.8	↑2.6
4/29 02:00	105.1	↑2.3
4/29 02:10	107.2	↑2.1
4/29 02:20	109.2	↑2.0
4/29 02:30	110.8	↑1.6
4/29 02:40	112.2	↑1.4
4/29 02:50	113.4	↑1.2
4/29 03:00	114.2	↑0.8
4/29 03:10	114.7	↑0.5
4/29 03:20	115.0	↑0.3	満潮
4/29 03:30	114.9	↓-0.1
4/29 03:40	114.5	↓-0.4
4/29 03:50	113.7	↓-0.8
4/29 04:00	112.7	↓-1.0
4/29 04:10	111.3	↓-1.4
4/29 04:20	109.6	↓-1.7
4/29 04:30	107.5	↓-2.1
4/29 04:40	105.2	↓-2.3
4/29 04:50	102.6	↓-2.6
4/29 05:00	99.6	↓-3.0
4/29 05:10	96.5	↓-3.1
4/29 05:20	93.0	↓-3.5
4/29 05:30	89.4	↓-3.6
4/29 05:40	85.5	↓-3.9
4/29 05:50	81.4	↓-4.1
4/29 06:00	77.2	↓-4.2
4/29 06:10	72.9	↓-4.3
4/29 06:20	68.4	↓-4.5
4/29 06:30	63.9	↓-4.5
4/29 06:40	59.3	↓-4.6	最大潮位差
4/29 06:50	54.7	↓-4.6	最大潮位差
4/29 07:00	50.2	↓-4.5
4/29 07:10	45.6	↓-4.6	最大潮位差
4/29 07:20	41.2	↓-4.4
4/29 07:30	36.8	↓-4.4
4/29 07:40	32.6	↓-4.2
4/29 07:50	28.6	↓-4.0
4/29 08:00	24.7	↓-3.9
4/29 08:10	21.0	↓-3.7
4/29 08:20	17.6	↓-3.4
4/29 08:30	14.5	↓-3.1
4/29 08:40	11.6	↓-2.9
4/29 08:50	9.1	↓-2.5
4/29 09:00	6.9	↓-2.2
4/29 09:10	5.0	↓-1.9
4/29 09:20	3.4	↓-1.6
4/29 09:30	2.2	↓-1.2
4/29 09:40	1.4	↓-0.8
4/29 09:50	0.9	↓-0.5	干潮
4/29 10:00	0.8	↓-0.1
4/29 10:10	1.1	↑0.3
4/29 10:20	1.7	↑0.6
4/29 10:30	2.8	↑1.1
4/29 10:40	4.1	↑1.3
4/29 10:50	5.8	↑1.7
4/29 11:00	7.8	↑2.0
4/29 11:10	10.2	↑2.4
4/29 11:20	12.8	↑2.6
4/29 11:30	15.8	↑3.0
4/29 11:40	18.9	↑3.1
4/29 11:50	22.4	↑3.5
4/29 12:00	26.0	↑3.6
4/29 12:10	29.9	↑3.9
4/29 12:20	33.9	↑4.0
4/29 12:30	38.1	↑4.2
4/29 12:40	42.4	↑4.3
4/29 12:50	46.8	↑4.4
4/29 13:00	51.3	↑4.5
4/29 13:10	55.8	↑4.5
4/29 13:20	60.3	↑4.5
4/29 13:30	64.9	↑4.6	最大潮位差
4/29 13:40	69.4	↑4.5
4/29 13:50	73.8	↑4.4
4/29 14:00	78.1	↑4.3
4/29 14:10	82.3	↑4.2
4/29 14:20	86.4	↑4.1
4/29 14:30	90.3	↑3.9
4/29 14:40	94.0	↑3.7
4/29 14:50	97.5	↑3.5
4/29 15:00	100.8	↑3.3
4/29 15:10	103.8	↑3.0
4/29 15:20	106.6	↑2.8
4/29 15:30	109.1	↑2.5
4/29 15:40	111.3	↑2.2
4/29 15:50	113.2	↑1.9
4/29 16:00	114.8	↑1.6
4/29 16:10	116.0	↑1.2
4/29 16:20	117.0	↑1.0
4/29 16:30	117.6	↑0.6
4/29 16:40	117.8	↑0.2	満潮
4/29 16:50	117.8	0
4/29 17:00	117.4	↓-0.4
4/29 17:10	116.7	↓-0.7
4/29 17:20	115.7	↓-1.0
4/29 17:30	114.4	↓-1.3
4/29 17:40	112.9	↓-1.5
4/29 17:50	111.0	↓-1.9
4/29 18:00	109.0	↓-2.0
4/29 18:10	106.7	↓-2.3
4/29 18:20	104.2	↓-2.5
4/29 18:30	101.5	↓-2.7
4/29 18:40	98.7	↓-2.8
4/29 18:50	95.7	↓-3.0
4/29 19:00	92.7	↓-3.0
4/29 19:10	89.6	↓-3.1
4/29 19:20	86.4	↓-3.2
4/29 19:30	83.2	↓-3.2
4/29 19:40	80.1	↓-3.1
4/29 19:50	77.0	↓-3.1
4/29 20:00	73.9	↓-3.1
4/29 20:10	70.9	↓-3.0
4/29 20:20	68.1	↓-2.8
4/29 20:30	65.4	↓-2.7
4/29 20:40	62.9	↓-2.5
4/29 20:50	60.6	↓-2.3
4/29 21:00	58.4	↓-2.2
4/29 21:10	56.5	↓-1.9
4/29 21:20	54.9	↓-1.6
4/29 21:30	53.5	↓-1.4
4/29 21:40	52.3	↓-1.2
4/29 21:50	51.4	↓-0.9
4/29 22:00	50.8	↓-0.6
4/29 22:10	50.5	↓-0.3	干潮
4/29 22:20	50.5	0
4/29 22:30	50.7	↑0.2
4/29 22:40	51.2	↑0.5
4/29 22:50	52.0	↑0.8
4/29 23:00	53.1	↑1.1
4/29 23:10	54.4	↑1.3
4/29 23:20	55.9	↑1.5
4/29 23:30	57.7	↑1.8
4/29 23:40	59.7	↑2.0
4/29 23:50	61.9	↑2.2