1 (土)	08:38	00:49	17:52	13:00
	121cm	5cm	121cm	101cm
中潮 出 06:31 入 16:24 出 11:04 入 21:18

那珂湊（茨城）2057年12月1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
12/1 00:00	7.7	↓-1.6
12/1 00:10	6.4	↓-1.3
12/1 00:20	5.4	↓-1.0
12/1 00:30	4.7	↓-0.7
12/1 00:40	4.4	↓-0.3	干潮
12/1 00:50	4.3	↓-0.1
12/1 01:00	4.5	↑0.2
12/1 01:10	5.0	↑0.5
12/1 01:20	5.8	↑0.8
12/1 01:30	6.8	↑1.0
12/1 01:40	8.2	↑1.4
12/1 01:50	9.8	↑1.6
12/1 02:00	11.7	↑1.9
12/1 02:10	13.8	↑2.1
12/1 02:20	16.1	↑2.3
12/1 02:30	18.6	↑2.5
12/1 02:40	21.4	↑2.8
12/1 02:50	24.3	↑2.9
12/1 03:00	27.4	↑3.1
12/1 03:10	30.7	↑3.3
12/1 03:20	34.1	↑3.4
12/1 03:30	37.6	↑3.5
12/1 03:40	41.2	↑3.6
12/1 03:50	45.0	↑3.8
12/1 04:00	48.8	↑3.8
12/1 04:10	52.6	↑3.8
12/1 04:20	56.5	↑3.9
12/1 04:30	60.5	↑4.0	最大潮位差
12/1 04:40	64.4	↑3.9
12/1 04:50	68.3	↑3.9
12/1 05:00	72.2	↑3.9
12/1 05:10	76.0	↑3.8
12/1 05:20	79.8	↑3.8
12/1 05:30	83.5	↑3.7
12/1 05:40	87.0	↑3.5
12/1 05:50	90.5	↑3.5
12/1 06:00	93.8	↑3.3
12/1 06:10	97.0	↑3.2
12/1 06:20	100.0	↑3.0
12/1 06:30	102.8	↑2.8
12/1 06:40	105.4	↑2.6
12/1 06:50	107.8	↑2.4
12/1 07:00	110.1	↑2.3
12/1 07:10	112.1	↑2.0
12/1 07:20	113.9	↑1.8
12/1 07:30	115.4	↑1.5
12/1 07:40	116.7	↑1.3
12/1 07:50	117.8	↑1.1
12/1 08:00	118.7	↑0.9
12/1 08:10	119.4	↑0.7
12/1 08:20	119.8	↑0.4
12/1 08:30	120.1	↑0.3	満潮
12/1 08:40	120.1	0
12/1 08:50	119.9	↓-0.2
12/1 09:00	119.6	↓-0.3
12/1 09:10	119.1	↓-0.5
12/1 09:20	118.5	↓-0.6
12/1 09:30	117.7	↓-0.8
12/1 09:40	116.8	↓-0.9
12/1 09:50	115.9	↓-0.9
12/1 10:00	114.8	↓-1.1
12/1 10:10	113.7	↓-1.1
12/1 10:20	112.5	↓-1.2
12/1 10:30	111.4	↓-1.1
12/1 10:40	110.2	↓-1.2
12/1 10:50	109.0	↓-1.2
12/1 11:00	107.9	↓-1.1
12/1 11:10	106.7	↓-1.2
12/1 11:20	105.7	↓-1.0
12/1 11:30	104.7	↓-1.0
12/1 11:40	103.8	↓-0.9
12/1 11:50	103.0	↓-0.8
12/1 12:00	102.3	↓-0.7
12/1 12:10	101.6	↓-0.7
12/1 12:20	101.1	↓-0.5
12/1 12:30	100.7	↓-0.4
12/1 12:40	100.5	↓-0.2
12/1 12:50	100.3	↓-0.2	干潮
12/1 13:00	100.3	0	干潮
12/1 13:10	100.3	0
12/1 13:20	100.5	↑0.2
12/1 13:30	100.8	↑0.3
12/1 13:40	101.2	↑0.4
12/1 13:50	101.7	↑0.5
12/1 14:00	102.3	↑0.6
12/1 14:10	102.9	↑0.6
12/1 14:20	103.7	↑0.8
12/1 14:30	104.5	↑0.8
12/1 14:40	105.4	↑0.9
12/1 14:50	106.3	↑0.9
12/1 15:00	107.3	↑1.0
12/1 15:10	108.3	↑1.0
12/1 15:20	109.3	↑1.0
12/1 15:30	110.4	↑1.1
12/1 15:40	111.4	↑1.0
12/1 15:50	112.5	↑1.1
12/1 16:00	113.5	↑1.0
12/1 16:10	114.5	↑1.0
12/1 16:20	115.4	↑0.9
12/1 16:30	116.4	↑1.0
12/1 16:40	117.2	↑0.8
12/1 16:50	118.0	↑0.8
12/1 17:00	118.7	↑0.7
12/1 17:10	119.3	↑0.6
12/1 17:20	119.7	↑0.4
12/1 17:30	120.1	↑0.4
12/1 17:40	120.3	↑0.2
12/1 17:50	120.4	↑0.1	満潮
12/1 18:00	120.4	0
12/1 18:10	120.2	↓-0.2
12/1 18:20	119.8	↓-0.4
12/1 18:30	119.2	↓-0.6
12/1 18:40	118.5	↓-0.7
12/1 18:50	117.5	↓-1.0
12/1 19:00	116.4	↓-1.1
12/1 19:10	115.0	↓-1.4
12/1 19:20	113.5	↓-1.5
12/1 19:30	111.7	↓-1.8
12/1 19:40	109.8	↓-1.9
12/1 19:50	107.6	↓-2.2
12/1 20:00	105.3	↓-2.3
12/1 20:10	102.7	↓-2.6
12/1 20:20	100.0	↓-2.7
12/1 20:30	97.1	↓-2.9
12/1 20:40	94.0	↓-3.1
12/1 20:50	90.8	↓-3.2
12/1 21:00	87.4	↓-3.4
12/1 21:10	83.9	↓-3.5
12/1 21:20	80.4	↓-3.5
12/1 21:30	76.7	↓-3.7
12/1 21:40	72.9	↓-3.8
12/1 21:50	69.2	↓-3.7
12/1 22:00	65.3	↓-3.9
12/1 22:10	61.5	↓-3.8
12/1 22:20	57.7	↓-3.8
12/1 22:30	54.0	↓-3.7
12/1 22:40	50.3	↓-3.7
12/1 22:50	46.7	↓-3.6
12/1 23:00	43.2	↓-3.5
12/1 23:10	39.8	↓-3.4
12/1 23:20	36.6	↓-3.2
12/1 23:30	33.5	↓-3.1
12/1 23:40	30.6	↓-2.9
12/1 23:50	27.8	↓-2.8