01 (日)	08:05	00:30	17:36	12:37
	119cm	9cm	120cm	96cm
中潮 出 06:30 入 16:24 出 10:31 入 20:37

那珂湊（茨城）2019年12月01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	10.0	↓-1.0
12/1 00:10	9.3	↓-0.7
12/1 00:20	8.9	↓-0.4	干潮
12/1 00:30	8.8	↓-0.1	干潮
12/1 00:40	9.0	↑0.2
12/1 00:50	9.5	↑0.5
12/1 01:00	10.2	↑0.7
12/1 01:10	11.3	↑1.1
12/1 01:20	12.6	↑1.3
12/1 01:30	14.2	↑1.6
12/1 01:40	16.0	↑1.8
12/1 01:50	18.0	↑2.0
12/1 02:00	20.3	↑2.3
12/1 02:10	22.8	↑2.5
12/1 02:20	25.5	↑2.7
12/1 02:30	28.4	↑2.9
12/1 02:40	31.5	↑3.1
12/1 02:50	34.7	↑3.2
12/1 03:00	38.0	↑3.3
12/1 03:10	41.5	↑3.5
12/1 03:20	45.1	↑3.6
12/1 03:30	48.7	↑3.6
12/1 03:40	52.5	↑3.8
12/1 03:50	56.2	↑3.7
12/1 04:00	60.1	↑3.9	最大潮位差
12/1 04:10	63.9	↑3.8
12/1 04:20	67.7	↑3.8
12/1 04:30	71.5	↑3.8
12/1 04:40	75.3	↑3.8
12/1 04:50	79.0	↑3.7
12/1 05:00	82.6	↑3.6
12/1 05:10	86.1	↑3.5
12/1 05:20	89.5	↑3.4
12/1 05:30	92.8	↑3.3
12/1 05:40	96.0	↑3.2
12/1 05:50	99.0	↑3.0
12/1 06:00	101.8	↑2.8
12/1 06:10	104.4	↑2.6
12/1 06:20	106.8	↑2.4
12/1 06:30	109.0	↑2.2
12/1 06:40	111.0	↑2.0
12/1 06:50	112.8	↑1.8
12/1 07:00	114.4	↑1.6
12/1 07:10	115.7	↑1.3
12/1 07:20	116.8	↑1.1
12/1 07:30	117.7	↑0.9
12/1 07:40	118.3	↑0.6
12/1 07:50	118.7	↑0.4
12/1 08:00	118.9	↑0.2	満潮
12/1 08:10	118.9	0
12/1 08:20	118.7	↓-0.2
12/1 08:30	118.3	↓-0.4
12/1 08:40	117.7	↓-0.6
12/1 08:50	117.0	↓-0.7
12/1 09:00	116.1	↓-0.9
12/1 09:10	115.2	↓-0.9
12/1 09:20	114.1	↓-1.1
12/1 09:30	112.9	↓-1.2
12/1 09:40	111.6	↓-1.3
12/1 09:50	110.4	↓-1.2
12/1 10:00	109.0	↓-1.4
12/1 10:10	107.7	↓-1.3
12/1 10:20	106.4	↓-1.3
12/1 10:30	105.1	↓-1.3
12/1 10:40	103.8	↓-1.3
12/1 10:50	102.6	↓-1.2
12/1 11:00	101.4	↓-1.2
12/1 11:10	100.4	↓-1.0
12/1 11:20	99.4	↓-1.0
12/1 11:30	98.5	↓-0.9
12/1 11:40	97.8	↓-0.7
12/1 11:50	97.1	↓-0.7
12/1 12:00	96.6	↓-0.5
12/1 12:10	96.2	↓-0.4
12/1 12:20	96.0	↓-0.2
12/1 12:30	95.8	↓-0.2	干潮
12/1 12:40	95.8	0
12/1 12:50	95.9	↑0.1
12/1 13:00	96.2	↑0.3
12/1 13:10	96.5	↑0.3
12/1 13:20	97.0	↑0.5
12/1 13:30	97.6	↑0.6
12/1 13:40	98.3	↑0.7
12/1 13:50	99.1	↑0.8
12/1 14:00	99.9	↑0.8
12/1 14:10	100.8	↑0.9
12/1 14:20	101.9	↑1.1
12/1 14:30	102.9	↑1.0
12/1 14:40	104.0	↑1.1
12/1 14:50	105.2	↑1.2
12/1 15:00	106.3	↑1.1
12/1 15:10	107.5	↑1.2
12/1 15:20	108.7	↑1.2
12/1 15:30	109.9	↑1.2
12/1 15:40	111.0	↑1.1
12/1 15:50	112.1	↑1.1
12/1 16:00	113.2	↑1.1
12/1 16:10	114.3	↑1.1
12/1 16:20	115.2	↑0.9
12/1 16:30	116.1	↑0.9
12/1 16:40	116.9	↑0.8
12/1 16:50	117.6	↑0.7
12/1 17:00	118.1	↑0.5
12/1 17:10	118.6	↑0.5
12/1 17:20	118.9	↑0.3
12/1 17:30	119.1	↑0.2	満潮
12/1 17:40	119.1	0
12/1 17:50	118.9	↓-0.2
12/1 18:00	118.6	↓-0.3
12/1 18:10	118.0	↓-0.6
12/1 18:20	117.3	↓-0.7
12/1 18:30	116.4	↓-0.9
12/1 18:40	115.3	↓-1.1
12/1 18:50	113.9	↓-1.4
12/1 19:00	112.4	↓-1.5
12/1 19:10	110.6	↓-1.8
12/1 19:20	108.7	↓-1.9
12/1 19:30	106.5	↓-2.2
12/1 19:40	104.1	↓-2.4
12/1 19:50	101.6	↓-2.5
12/1 20:00	98.8	↓-2.8
12/1 20:10	95.9	↓-2.9
12/1 20:20	92.9	↓-3.0
12/1 20:30	89.6	↓-3.3
12/1 20:40	86.3	↓-3.3
12/1 20:50	82.8	↓-3.5
12/1 21:00	79.2	↓-3.6
12/1 21:10	75.6	↓-3.6
12/1 21:20	71.9	↓-3.7
12/1 21:30	68.2	↓-3.7
12/1 21:40	64.4	↓-3.8
12/1 21:50	60.7	↓-3.7
12/1 22:00	57.0	↓-3.7
12/1 22:10	53.3	↓-3.7
12/1 22:20	49.7	↓-3.6
12/1 22:30	46.3	↓-3.4
12/1 22:40	42.9	↓-3.4
12/1 22:50	39.7	↓-3.2
12/1 23:00	36.6	↓-3.1
12/1 23:10	33.7	↓-2.9
12/1 23:20	31.0	↓-2.7
12/1 23:30	28.5	↓-2.5
12/1 23:40	26.2	↓-2.3
12/1 23:50	24.1	↓-2.1