7 (金)	01:17	06:54	13:03	19:59
	101cm	63cm	122cm	36cm
中潮 出 06:36 入 16:24 出 14:18 入 02:39

那珂湊（茨城）2057年12月7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
12/7 00:00	95.8	↑1.4
12/7 00:10	97.0	↑1.2
12/7 00:20	98.0	↑1.0
12/7 00:30	98.9	↑0.9
12/7 00:40	99.6	↑0.7
12/7 00:50	100.1	↑0.5
12/7 01:00	100.5	↑0.4
12/7 01:10	100.7	↑0.2	満潮
12/7 01:20	100.7	0
12/7 01:30	100.6	↓-0.1
12/7 01:40	100.2	↓-0.4
12/7 01:50	99.8	↓-0.4
12/7 02:00	99.1	↓-0.7
12/7 02:10	98.4	↓-0.7
12/7 02:20	97.5	↓-0.9
12/7 02:30	96.4	↓-1.1
12/7 02:40	95.2	↓-1.2
12/7 02:50	93.9	↓-1.3
12/7 03:00	92.5	↓-1.4
12/7 03:10	91.1	↓-1.4
12/7 03:20	89.5	↓-1.6
12/7 03:30	87.9	↓-1.6
12/7 03:40	86.2	↓-1.7
12/7 03:50	84.5	↓-1.7
12/7 04:00	82.8	↓-1.7
12/7 04:10	81.0	↓-1.8
12/7 04:20	79.3	↓-1.7
12/7 04:30	77.5	↓-1.8
12/7 04:40	75.8	↓-1.7
12/7 04:50	74.2	↓-1.6
12/7 05:00	72.6	↓-1.6
12/7 05:10	71.0	↓-1.6
12/7 05:20	69.6	↓-1.4
12/7 05:30	68.3	↓-1.3
12/7 05:40	67.1	↓-1.2
12/7 05:50	66.0	↓-1.1
12/7 06:00	65.0	↓-1.0
12/7 06:10	64.2	↓-0.8
12/7 06:20	63.5	↓-0.7
12/7 06:30	63.0	↓-0.5
12/7 06:40	62.7	↓-0.3
12/7 06:50	62.6	↓-0.1	干潮
12/7 07:00	62.6	0
12/7 07:10	62.9	↑0.3
12/7 07:20	63.3	↑0.4
12/7 07:30	63.9	↑0.6
12/7 07:40	64.7	↑0.8
12/7 07:50	65.7	↑1.0
12/7 08:00	66.8	↑1.1
12/7 08:10	68.2	↑1.4
12/7 08:20	69.7	↑1.5
12/7 08:30	71.4	↑1.7
12/7 08:40	73.2	↑1.8
12/7 08:50	75.1	↑1.9
12/7 09:00	77.2	↑2.1
12/7 09:10	79.4	↑2.2
12/7 09:20	81.7	↑2.3
12/7 09:30	84.1	↑2.4
12/7 09:40	86.5	↑2.4
12/7 09:50	89.0	↑2.5
12/7 10:00	91.5	↑2.5
12/7 10:10	94.0	↑2.5
12/7 10:20	96.5	↑2.5
12/7 10:30	99.0	↑2.5
12/7 10:40	101.4	↑2.4
12/7 10:50	103.8	↑2.4
12/7 11:00	106.1	↑2.3
12/7 11:10	108.2	↑2.1
12/7 11:20	110.3	↑2.1
12/7 11:30	112.2	↑1.9
12/7 11:40	114.0	↑1.8
12/7 11:50	115.6	↑1.6
12/7 12:00	117.0	↑1.4
12/7 12:10	118.3	↑1.3
12/7 12:20	119.3	↑1.0
12/7 12:30	120.1	↑0.8
12/7 12:40	120.7	↑0.6
12/7 12:50	121.1	↑0.4
12/7 13:00	121.3	↑0.2	満潮
12/7 13:10	121.2	↓-0.1
12/7 13:20	120.9	↓-0.3
12/7 13:30	120.4	↓-0.5
12/7 13:40	119.6	↓-0.8
12/7 13:50	118.7	↓-0.9
12/7 14:00	117.4	↓-1.3
12/7 14:10	116.0	↓-1.4
12/7 14:20	114.4	↓-1.6
12/7 14:30	112.5	↓-1.9
12/7 14:40	110.5	↓-2.0
12/7 14:50	108.3	↓-2.2
12/7 15:00	105.9	↓-2.4
12/7 15:10	103.4	↓-2.5
12/7 15:20	100.7	↓-2.7
12/7 15:30	97.9	↓-2.8
12/7 15:40	94.9	↓-3.0
12/7 15:50	91.9	↓-3.0
12/7 16:00	88.8	↓-3.1
12/7 16:10	85.6	↓-3.2
12/7 16:20	82.4	↓-3.2
12/7 16:30	79.2	↓-3.2
12/7 16:40	75.9	↓-3.3	最大潮位差
12/7 16:50	72.7	↓-3.2
12/7 17:00	69.5	↓-3.2
12/7 17:10	66.3	↓-3.2
12/7 17:20	63.2	↓-3.1
12/7 17:30	60.2	↓-3.0
12/7 17:40	57.3	↓-2.9
12/7 17:50	54.5	↓-2.8
12/7 18:00	51.8	↓-2.7
12/7 18:10	49.3	↓-2.5
12/7 18:20	47.0	↓-2.3
12/7 18:30	44.8	↓-2.2
12/7 18:40	42.9	↓-1.9
12/7 18:50	41.1	↓-1.8
12/7 19:00	39.6	↓-1.5
12/7 19:10	38.3	↓-1.3
12/7 19:20	37.2	↓-1.1
12/7 19:30	36.4	↓-0.8
12/7 19:40	35.9	↓-0.5
12/7 19:50	35.5	↓-0.4	干潮
12/7 20:00	35.5	0
12/7 20:10	35.7	↑0.2
12/7 20:20	36.1	↑0.4
12/7 20:30	36.8	↑0.7
12/7 20:40	37.7	↑0.9
12/7 20:50	38.9	↑1.2
12/7 21:00	40.2	↑1.3
12/7 21:10	41.8	↑1.6
12/7 21:20	43.6	↑1.8
12/7 21:30	45.6	↑2.0
12/7 21:40	47.8	↑2.2
12/7 21:50	50.1	↑2.3
12/7 22:00	52.5	↑2.4
12/7 22:10	55.1	↑2.6
12/7 22:20	57.8	↑2.7
12/7 22:30	60.5	↑2.7
12/7 22:40	63.3	↑2.8
12/7 22:50	66.2	↑2.9
12/7 23:00	69.1	↑2.9
12/7 23:10	72.0	↑2.9
12/7 23:20	74.9	↑2.9
12/7 23:30	77.8	↑2.9
12/7 23:40	80.6	↑2.8
12/7 23:50	83.3	↑2.7