22 (日)	05:37	10:31	15:48	22:57
	120cm	83cm	123cm	6cm
大潮 出 06:46 入 16:28 出 07:08 入 17:35

那珂湊（茨城）2052年12月22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
12/22 00:00	20.2	↑2.7
12/22 00:10	23.1	↑2.9
12/22 00:20	26.3	↑3.2
12/22 00:30	29.6	↑3.3
12/22 00:40	33.1	↑3.5
12/22 00:50	36.8	↑3.7
12/22 01:00	40.6	↑3.8
12/22 01:10	44.5	↑3.9
12/22 01:20	48.5	↑4.0
12/22 01:30	52.6	↑4.1
12/22 01:40	56.7	↑4.1
12/22 01:50	60.9	↑4.2
12/22 02:00	65.0	↑4.1
12/22 02:10	69.2	↑4.2
12/22 02:20	73.3	↑4.1
12/22 02:30	77.3	↑4.0
12/22 02:40	81.2	↑3.9
12/22 02:50	85.1	↑3.9
12/22 03:00	88.8	↑3.7
12/22 03:10	92.4	↑3.6
12/22 03:20	95.8	↑3.4
12/22 03:30	99.0	↑3.2
12/22 03:40	102.0	↑3.0
12/22 03:50	104.9	↑2.9
12/22 04:00	107.5	↑2.6
12/22 04:10	109.8	↑2.3
12/22 04:20	112.0	↑2.2
12/22 04:30	113.8	↑1.8
12/22 04:40	115.5	↑1.7
12/22 04:50	116.8	↑1.3
12/22 05:00	117.9	↑1.1
12/22 05:10	118.7	↑0.8
12/22 05:20	119.3	↑0.6
12/22 05:30	119.6	↑0.3	満潮
12/22 05:40	119.6	0
12/22 05:50	119.4	↓-0.2
12/22 06:00	118.9	↓-0.5
12/22 06:10	118.3	↓-0.6
12/22 06:20	117.4	↓-0.9
12/22 06:30	116.3	↓-1.1
12/22 06:40	115.0	↓-1.3
12/22 06:50	113.6	↓-1.4
12/22 07:00	112.0	↓-1.6
12/22 07:10	110.3	↓-1.7
12/22 07:20	108.5	↓-1.8
12/22 07:30	106.7	↓-1.8
12/22 07:40	104.7	↓-2.0
12/22 07:50	102.8	↓-1.9
12/22 08:00	100.8	↓-2.0
12/22 08:10	98.8	↓-2.0
12/22 08:20	96.9	↓-1.9
12/22 08:30	95.0	↓-1.9
12/22 08:40	93.2	↓-1.8
12/22 08:50	91.4	↓-1.8
12/22 09:00	89.8	↓-1.6
12/22 09:10	88.3	↓-1.5
12/22 09:20	87.0	↓-1.3
12/22 09:30	85.8	↓-1.2
12/22 09:40	84.8	↓-1.0
12/22 09:50	83.9	↓-0.9
12/22 10:00	83.2	↓-0.7
12/22 10:10	82.8	↓-0.4
12/22 10:20	82.5	↓-0.3
12/22 10:30	82.4	↓-0.1	干潮
12/22 10:40	82.4	0
12/22 10:50	82.7	↑0.3
12/22 11:00	83.2	↑0.5
12/22 11:10	83.9	↑0.7
12/22 11:20	84.7	↑0.8
12/22 11:30	85.7	↑1.0
12/22 11:40	86.8	↑1.1
12/22 11:50	88.1	↑1.3
12/22 12:00	89.6	↑1.5
12/22 12:10	91.1	↑1.5
12/22 12:20	92.8	↑1.7
12/22 12:30	94.5	↑1.7
12/22 12:40	96.4	↑1.9
12/22 12:50	98.3	↑1.9
12/22 13:00	100.2	↑1.9
12/22 13:10	102.2	↑2.0
12/22 13:20	104.1	↑1.9
12/22 13:30	106.1	↑2.0
12/22 13:40	108.0	↑1.9
12/22 13:50	109.9	↑1.9
12/22 14:00	111.7	↑1.8
12/22 14:10	113.5	↑1.8
12/22 14:20	115.1	↑1.6
12/22 14:30	116.7	↑1.6
12/22 14:40	118.1	↑1.4
12/22 14:50	119.3	↑1.2
12/22 15:00	120.4	↑1.1
12/22 15:10	121.3	↑0.9
12/22 15:20	122.0	↑0.7
12/22 15:30	122.5	↑0.5
12/22 15:40	122.8	↑0.3	満潮
12/22 15:50	122.9	↑0.1
12/22 16:00	122.7	↓-0.2
12/22 16:10	122.3	↓-0.4
12/22 16:20	121.6	↓-0.7
12/22 16:30	120.6	↓-1.0
12/22 16:40	119.4	↓-1.2
12/22 16:50	117.9	↓-1.5
12/22 17:00	116.2	↓-1.7
12/22 17:10	114.2	↓-2.0
12/22 17:20	111.9	↓-2.3
12/22 17:30	109.4	↓-2.5
12/22 17:40	106.6	↓-2.8
12/22 17:50	103.6	↓-3.0
12/22 18:00	100.4	↓-3.2
12/22 18:10	96.9	↓-3.5
12/22 18:20	93.3	↓-3.6
12/22 18:30	89.5	↓-3.8
12/22 18:40	85.5	↓-4.0
12/22 18:50	81.4	↓-4.1
12/22 19:00	77.2	↓-4.2
12/22 19:10	72.9	↓-4.3
12/22 19:20	68.5	↓-4.4
12/22 19:30	64.1	↓-4.4
12/22 19:40	59.7	↓-4.4
12/22 19:50	55.2	↓-4.5	最大潮位差
12/22 20:00	50.9	↓-4.3
12/22 20:10	46.6	↓-4.3
12/22 20:20	42.4	↓-4.2
12/22 20:30	38.3	↓-4.1
12/22 20:40	34.4	↓-3.9
12/22 20:50	30.6	↓-3.8
12/22 21:00	27.1	↓-3.5
12/22 21:10	23.7	↓-3.4
12/22 21:20	20.6	↓-3.1
12/22 21:30	17.8	↓-2.8
12/22 21:40	15.2	↓-2.6
12/22 21:50	12.9	↓-2.3
12/22 22:00	10.9	↓-2.0
12/22 22:10	9.3	↓-1.6
12/22 22:20	7.9	↓-1.4
12/22 22:30	6.9	↓-1.0
12/22 22:40	6.2	↓-0.7
12/22 22:50	5.8	↓-0.4	干潮
12/22 23:00	5.8	0
12/22 23:10	6.1	↑0.3
12/22 23:20	6.7	↑0.6
12/22 23:30	7.7	↑1.0
12/22 23:40	8.9	↑1.2
12/22 23:50	10.5	↑1.6