22 (火)	06:16	11:04	16:10	23:24
	121cm	88cm	121cm	6cm
大潮 出 06:46 入 16:28 出 18:19 入 07:52

那珂湊（茨城）2048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	10.1	↑2.0
12/22 00:10	12.3	↑2.2
12/22 00:20	14.8	↑2.5
12/22 00:30	17.5	↑2.7
12/22 00:40	20.5	↑3.0
12/22 00:50	23.6	↑3.1
12/22 01:00	27.0	↑3.4
12/22 01:10	30.6	↑3.6
12/22 01:20	34.3	↑3.7
12/22 01:30	38.1	↑3.8
12/22 01:40	42.1	↑4.0
12/22 01:50	46.1	↑4.0
12/22 02:00	50.2	↑4.1
12/22 02:10	54.4	↑4.2
12/22 02:20	58.6	↑4.2
12/22 02:30	62.9	↑4.3
12/22 02:40	67.1	↑4.2
12/22 02:50	71.2	↑4.1
12/22 03:00	75.4	↑4.2
12/22 03:10	79.4	↑4.0
12/22 03:20	83.3	↑3.9
12/22 03:30	87.2	↑3.9
12/22 03:40	90.9	↑3.7
12/22 03:50	94.4	↑3.5
12/22 04:00	97.8	↑3.4
12/22 04:10	101.0	↑3.2
12/22 04:20	103.9	↑2.9
12/22 04:30	106.7	↑2.8
12/22 04:40	109.3	↑2.6
12/22 04:50	111.6	↑2.3
12/22 05:00	113.6	↑2.0
12/22 05:10	115.4	↑1.8
12/22 05:20	116.9	↑1.5
12/22 05:30	118.2	↑1.3
12/22 05:40	119.2	↑1.0
12/22 05:50	120.0	↑0.8
12/22 06:00	120.5	↑0.5
12/22 06:10	120.7	↑0.2	満潮
12/22 06:20	120.7	0
12/22 06:30	120.5	↓-0.2
12/22 06:40	120.0	↓-0.5
12/22 06:50	119.3	↓-0.7
12/22 07:00	118.5	↓-0.8
12/22 07:10	117.4	↓-1.1
12/22 07:20	116.2	↓-1.2
12/22 07:30	114.8	↓-1.4
12/22 07:40	113.3	↓-1.5
12/22 07:50	111.7	↓-1.6
12/22 08:00	110.0	↓-1.7
12/22 08:10	108.3	↓-1.7
12/22 08:20	106.5	↓-1.8
12/22 08:30	104.6	↓-1.9
12/22 08:40	102.8	↓-1.8
12/22 08:50	101.1	↓-1.7
12/22 09:00	99.3	↓-1.8
12/22 09:10	97.6	↓-1.7
12/22 09:20	96.0	↓-1.6
12/22 09:30	94.5	↓-1.5
12/22 09:40	93.1	↓-1.4
12/22 09:50	91.9	↓-1.2
12/22 10:00	90.7	↓-1.2
12/22 10:10	89.8	↓-0.9
12/22 10:20	88.9	↓-0.9
12/22 10:30	88.3	↓-0.6
12/22 10:40	87.8	↓-0.5
12/22 10:50	87.5	↓-0.3
12/22 11:00	87.3	↓-0.2	干潮
12/22 11:10	87.4	↑0.1
12/22 11:20	87.6	↑0.2
12/22 11:30	88.0	↑0.4
12/22 11:40	88.5	↑0.5
12/22 11:50	89.2	↑0.7
12/22 12:00	90.1	↑0.9
12/22 12:10	91.0	↑0.9
12/22 12:20	92.2	↑1.2
12/22 12:30	93.4	↑1.2
12/22 12:40	94.7	↑1.3
12/22 12:50	96.2	↑1.5
12/22 13:00	97.7	↑1.5
12/22 13:10	99.3	↑1.6
12/22 13:20	100.9	↑1.6
12/22 13:30	102.6	↑1.7
12/22 13:40	104.2	↑1.6
12/22 13:50	105.9	↑1.7
12/22 14:00	107.6	↑1.7
12/22 14:10	109.3	↑1.7
12/22 14:20	110.9	↑1.6
12/22 14:30	112.4	↑1.5
12/22 14:40	113.9	↑1.5
12/22 14:50	115.2	↑1.3
12/22 15:00	116.5	↑1.3
12/22 15:10	117.6	↑1.1
12/22 15:20	118.6	↑1.0
12/22 15:30	119.5	↑0.9
12/22 15:40	120.1	↑0.6
12/22 15:50	120.6	↑0.5
12/22 16:00	120.9	↑0.3	満潮
12/22 16:10	121.0	↑0.1	満潮
12/22 16:20	120.8	↓-0.2
12/22 16:30	120.5	↓-0.3
12/22 16:40	119.9	↓-0.6
12/22 16:50	119.0	↓-0.9
12/22 17:00	118.0	↓-1.0
12/22 17:10	116.6	↓-1.4
12/22 17:20	115.0	↓-1.6
12/22 17:30	113.2	↓-1.8
12/22 17:40	111.1	↓-2.1
12/22 17:50	108.8	↓-2.3
12/22 18:00	106.2	↓-2.6
12/22 18:10	103.4	↓-2.8
12/22 18:20	100.3	↓-3.1
12/22 18:30	97.1	↓-3.2
12/22 18:40	93.6	↓-3.5
12/22 18:50	90.0	↓-3.6
12/22 19:00	86.2	↓-3.8
12/22 19:10	82.3	↓-3.9
12/22 19:20	78.2	↓-4.1
12/22 19:30	74.1	↓-4.1
12/22 19:40	69.8	↓-4.3
12/22 19:50	65.6	↓-4.2
12/22 20:00	61.2	↓-4.4	最大潮位差
12/22 20:10	56.9	↓-4.3
12/22 20:20	52.6	↓-4.3
12/22 20:30	48.4	↓-4.2
12/22 20:40	44.2	↓-4.2
12/22 20:50	40.2	↓-4.0
12/22 21:00	36.3	↓-3.9
12/22 21:10	32.5	↓-3.8
12/22 21:20	28.9	↓-3.6
12/22 21:30	25.5	↓-3.4
12/22 21:40	22.3	↓-3.2
12/22 21:50	19.4	↓-2.9
12/22 22:00	16.7	↓-2.7
12/22 22:10	14.2	↓-2.5
12/22 22:20	12.1	↓-2.1
12/22 22:30	10.3	↓-1.8
12/22 22:40	8.7	↓-1.6
12/22 22:50	7.5	↓-1.2
12/22 23:00	6.6	↓-0.9
12/22 23:10	6.0	↓-0.6
12/22 23:20	5.8	↓-0.2	干潮
12/22 23:30	5.8	0
12/22 23:40	6.2	↑0.4
12/22 23:50	6.9	↑0.7