11 (水)	04:05	09:07	14:37	21:44
	117cm	78cm	127cm	9cm
大潮 出 06:38 入 16:24 出 15:48 入 05:15

那珂湊（茨城）2019年12月11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
12/11 00:00	56.0	↑3.6
12/11 00:10	59.7	↑3.7
12/11 00:20	63.5	↑3.8
12/11 00:30	67.2	↑3.7
12/11 00:40	71.0	↑3.8
12/11 00:50	74.7	↑3.7
12/11 01:00	78.3	↑3.6
12/11 01:10	81.9	↑3.6
12/11 01:20	85.4	↑3.5
12/11 01:30	88.8	↑3.4
12/11 01:40	92.0	↑3.2
12/11 01:50	95.1	↑3.1
12/11 02:00	98.0	↑2.9
12/11 02:10	100.8	↑2.8
12/11 02:20	103.4	↑2.6
12/11 02:30	105.7	↑2.3
12/11 02:40	107.8	↑2.1
12/11 02:50	109.8	↑2.0
12/11 03:00	111.4	↑1.6
12/11 03:10	112.9	↑1.5
12/11 03:20	114.1	↑1.2
12/11 03:30	115.0	↑0.9
12/11 03:40	115.7	↑0.7
12/11 03:50	116.2	↑0.5
12/11 04:00	116.4	↑0.2	満潮
12/11 04:10	116.4	0
12/11 04:20	116.1	↓-0.3
12/11 04:30	115.6	↓-0.5
12/11 04:40	114.9	↓-0.7
12/11 04:50	114.1	↓-0.8
12/11 05:00	113.0	↓-1.1
12/11 05:10	111.7	↓-1.3
12/11 05:20	110.3	↓-1.4
12/11 05:30	108.7	↓-1.6
12/11 05:40	107.0	↓-1.7
12/11 05:50	105.2	↓-1.8
12/11 06:00	103.4	↓-1.8
12/11 06:10	101.4	↓-2.0
12/11 06:20	99.4	↓-2.0
12/11 06:30	97.4	↓-2.0
12/11 06:40	95.4	↓-2.0
12/11 06:50	93.4	↓-2.0
12/11 07:00	91.4	↓-2.0
12/11 07:10	89.5	↓-1.9
12/11 07:20	87.7	↓-1.8
12/11 07:30	85.9	↓-1.8
12/11 07:40	84.3	↓-1.6
12/11 07:50	82.8	↓-1.5
12/11 08:00	81.5	↓-1.3
12/11 08:10	80.3	↓-1.2
12/11 08:20	79.3	↓-1.0
12/11 08:30	78.5	↓-0.8
12/11 08:40	77.9	↓-0.6
12/11 08:50	77.4	↓-0.5
12/11 09:00	77.2	↓-0.2	干潮
12/11 09:10	77.2	0
12/11 09:20	77.4	↑0.2
12/11 09:30	77.8	↑0.4
12/11 09:40	78.4	↑0.6
12/11 09:50	79.1	↑0.7
12/11 10:00	80.1	↑1.0
12/11 10:10	81.3	↑1.2
12/11 10:20	82.7	↑1.4
12/11 10:30	84.2	↑1.5
12/11 10:40	85.9	↑1.7
12/11 10:50	87.7	↑1.8
12/11 11:00	89.6	↑1.9
12/11 11:10	91.6	↑2.0
12/11 11:20	93.8	↑2.2
12/11 11:30	96.0	↑2.2
12/11 11:40	98.2	↑2.2
12/11 11:50	100.5	↑2.3
12/11 12:00	102.8	↑2.3
12/11 12:10	105.1	↑2.3
12/11 12:20	107.4	↑2.3
12/11 12:30	109.6	↑2.2
12/11 12:40	111.7	↑2.1
12/11 12:50	113.8	↑2.1
12/11 13:00	115.8	↑2.0
12/11 13:10	117.6	↑1.8
12/11 13:20	119.3	↑1.7
12/11 13:30	120.9	↑1.6
12/11 13:40	122.3	↑1.4
12/11 13:50	123.4	↑1.1
12/11 14:00	124.4	↑1.0
12/11 14:10	125.2	↑0.8
12/11 14:20	125.7	↑0.5
12/11 14:30	126.0	↑0.3	満潮
12/11 14:40	126.0	0
12/11 14:50	125.8	↓-0.2
12/11 15:00	125.3	↓-0.5
12/11 15:10	124.6	↓-0.7
12/11 15:20	123.5	↓-1.1
12/11 15:30	122.2	↓-1.3
12/11 15:40	120.7	↓-1.5
12/11 15:50	118.8	↓-1.9
12/11 16:00	116.7	↓-2.1
12/11 16:10	114.3	↓-2.4
12/11 16:20	111.7	↓-2.6
12/11 16:30	108.8	↓-2.9
12/11 16:40	105.7	↓-3.1
12/11 16:50	102.4	↓-3.3
12/11 17:00	98.9	↓-3.5
12/11 17:10	95.1	↓-3.8
12/11 17:20	91.3	↓-3.8
12/11 17:30	87.2	↓-4.1
12/11 17:40	83.1	↓-4.1
12/11 17:50	78.8	↓-4.3
12/11 18:00	74.5	↓-4.3
12/11 18:10	70.1	↓-4.4
12/11 18:20	65.6	↓-4.5	最大潮位差
12/11 18:30	61.2	↓-4.4
12/11 18:40	56.8	↓-4.4
12/11 18:50	52.5	↓-4.3
12/11 19:00	48.2	↓-4.3
12/11 19:10	44.0	↓-4.2
12/11 19:20	40.0	↓-4.0
12/11 19:30	36.1	↓-3.9
12/11 19:40	32.3	↓-3.8
12/11 19:50	28.8	↓-3.5
12/11 20:00	25.5	↓-3.3
12/11 20:10	22.5	↓-3.0
12/11 20:20	19.7	↓-2.8
12/11 20:30	17.1	↓-2.6
12/11 20:40	14.9	↓-2.2
12/11 20:50	13.0	↓-1.9
12/11 21:00	11.4	↓-1.6
12/11 21:10	10.1	↓-1.3
12/11 21:20	9.2	↓-0.9
12/11 21:30	8.6	↓-0.6
12/11 21:40	8.3	↓-0.3	干潮
12/11 21:50	8.3	0
12/11 22:00	8.7	↑0.4
12/11 22:10	9.5	↑0.8
12/11 22:20	10.5	↑1.0
12/11 22:30	11.9	↑1.4
12/11 22:40	13.6	↑1.7
12/11 22:50	15.6	↑2.0
12/11 23:00	17.8	↑2.2
12/11 23:10	20.3	↑2.5
12/11 23:20	23.1	↑2.8
12/11 23:30	26.1	↑3.0
12/11 23:40	29.3	↑3.2
12/11 23:50	32.8	↑3.5