10 (木)	05:50	10:54	16:21	23:19
	115cm	70cm	119cm	0cm
中潮 出 06:32 入 17:14 出 18:21 入 07:22

那珂湊（茨城）2039年02月10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
2/10 00:00	6.2	↑2.4
2/10 00:10	8.9	↑2.7
2/10 00:20	11.8	↑2.9
2/10 00:30	15.0	↑3.2
2/10 00:40	18.4	↑3.4
2/10 00:50	21.9	↑3.5
2/10 01:00	25.7	↑3.8
2/10 01:10	29.6	↑3.9
2/10 01:20	33.7	↑4.1
2/10 01:30	37.8	↑4.1
2/10 01:40	42.1	↑4.3
2/10 01:50	46.4	↑4.3
2/10 02:00	50.8	↑4.4
2/10 02:10	55.1	↑4.3
2/10 02:20	59.5	↑4.4
2/10 02:30	63.9	↑4.4
2/10 02:40	68.2	↑4.3
2/10 02:50	72.4	↑4.2
2/10 03:00	76.5	↑4.1
2/10 03:10	80.5	↑4.0
2/10 03:20	84.4	↑3.9
2/10 03:30	88.1	↑3.7
2/10 03:40	91.6	↑3.5
2/10 03:50	94.9	↑3.3
2/10 04:00	98.0	↑3.1
2/10 04:10	100.9	↑2.9
2/10 04:20	103.5	↑2.6
2/10 04:30	105.9	↑2.4
2/10 04:40	108.0	↑2.1
2/10 04:50	109.9	↑1.9
2/10 05:00	111.4	↑1.5
2/10 05:10	112.7	↑1.3
2/10 05:20	113.7	↑1.0
2/10 05:30	114.3	↑0.6
2/10 05:40	114.7	↑0.4	満潮
2/10 05:50	114.9	↑0.2	満潮
2/10 06:00	114.7	↓-0.2
2/10 06:10	114.3	↓-0.4
2/10 06:20	113.6	↓-0.7
2/10 06:30	112.7	↓-0.9
2/10 06:40	111.5	↓-1.2
2/10 06:50	110.1	↓-1.4
2/10 07:00	108.6	↓-1.5
2/10 07:10	106.8	↓-1.8
2/10 07:20	104.9	↓-1.9
2/10 07:30	102.9	↓-2.0
2/10 07:40	100.8	↓-2.1
2/10 07:50	98.5	↓-2.3
2/10 08:00	96.3	↓-2.2
2/10 08:10	94.0	↓-2.3
2/10 08:20	91.6	↓-2.4
2/10 08:30	89.3	↓-2.3
2/10 08:40	87.1	↓-2.2
2/10 08:50	84.9	↓-2.2
2/10 09:00	82.7	↓-2.2
2/10 09:10	80.7	↓-2.0
2/10 09:20	78.8	↓-1.9
2/10 09:30	77.1	↓-1.7
2/10 09:40	75.5	↓-1.6
2/10 09:50	74.1	↓-1.4
2/10 10:00	72.9	↓-1.2
2/10 10:10	71.8	↓-1.1
2/10 10:20	71.0	↓-0.8
2/10 10:30	70.4	↓-0.6
2/10 10:40	70.0	↓-0.4
2/10 10:50	69.9	↓-0.1	干潮
2/10 11:00	69.9	0
2/10 11:10	70.2	↑0.3
2/10 11:20	70.7	↑0.5
2/10 11:30	71.4	↑0.7
2/10 11:40	72.3	↑0.9
2/10 11:50	73.4	↑1.1
2/10 12:00	74.6	↑1.2
2/10 12:10	76.1	↑1.5
2/10 12:20	77.7	↑1.6
2/10 12:30	79.5	↑1.8
2/10 12:40	81.4	↑1.9
2/10 12:50	83.4	↑2.0
2/10 13:00	85.5	↑2.1
2/10 13:10	87.6	↑2.1
2/10 13:20	89.9	↑2.3
2/10 13:30	92.2	↑2.3
2/10 13:40	94.5	↑2.3
2/10 13:50	96.8	↑2.3
2/10 14:00	99.1	↑2.3
2/10 14:10	101.3	↑2.2
2/10 14:20	103.5	↑2.2
2/10 14:30	105.6	↑2.1
2/10 14:40	107.7	↑2.1
2/10 14:50	109.6	↑1.9
2/10 15:00	111.3	↑1.7
2/10 15:10	113.0	↑1.7
2/10 15:20	114.4	↑1.4
2/10 15:30	115.7	↑1.3
2/10 15:40	116.8	↑1.1
2/10 15:50	117.6	↑0.8
2/10 16:00	118.3	↑0.7
2/10 16:10	118.7	↑0.4
2/10 16:20	118.8	↑0.1	満潮
2/10 16:30	118.6	↓-0.2
2/10 16:40	118.2	↓-0.4
2/10 16:50	117.5	↓-0.7
2/10 17:00	116.6	↓-0.9
2/10 17:10	115.3	↓-1.3
2/10 17:20	113.7	↓-1.6
2/10 17:30	111.9	↓-1.8
2/10 17:40	109.8	↓-2.1
2/10 17:50	107.4	↓-2.4
2/10 18:00	104.7	↓-2.7
2/10 18:10	101.7	↓-3.0
2/10 18:20	98.5	↓-3.2
2/10 18:30	95.1	↓-3.4
2/10 18:40	91.5	↓-3.6
2/10 18:50	87.6	↓-3.9
2/10 19:00	83.6	↓-4.0
2/10 19:10	79.4	↓-4.2
2/10 19:20	75.1	↓-4.3
2/10 19:30	70.7	↓-4.4
2/10 19:40	66.2	↓-4.5
2/10 19:50	61.6	↓-4.6	最大潮位差
2/10 20:00	57.1	↓-4.5
2/10 20:10	52.5	↓-4.6	最大潮位差
2/10 20:20	47.9	↓-4.6	最大潮位差
2/10 20:30	43.5	↓-4.4
2/10 20:40	39.1	↓-4.4
2/10 20:50	34.8	↓-4.3
2/10 21:00	30.7	↓-4.1
2/10 21:10	26.7	↓-4.0
2/10 21:20	23.0	↓-3.7
2/10 21:30	19.4	↓-3.6
2/10 21:40	16.1	↓-3.3
2/10 21:50	13.1	↓-3.0
2/10 22:00	10.3	↓-2.8
2/10 22:10	7.9	↓-2.4
2/10 22:20	5.8	↓-2.1
2/10 22:30	3.9	↓-1.9
2/10 22:40	2.5	↓-1.4
2/10 22:50	1.3	↓-1.2
2/10 23:00	0.5	↓-0.8
2/10 23:10	0.1	↓-0.4	干潮
2/10 23:20	-0.1	↓-0.2
2/10 23:30	0.2	↑0.3
2/10 23:40	0.8	↑0.6
2/10 23:50	1.7	↑0.9