13 (土)	05:40	10:57	16:41	23:27
	116cm	59cm	124cm	2cm
大潮 出 06:28 入 17:17 出 18:53 入 07:16

那珂湊（茨城）2055年02月13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
2/13 00:00	5.6	↑2.4
2/13 00:10	8.3	↑2.7
2/13 00:20	11.3	↑3.0
2/13 00:30	14.5	↑3.2
2/13 00:40	18.0	↑3.5
2/13 00:50	21.7	↑3.7
2/13 01:00	25.6	↑3.9
2/13 01:10	29.6	↑4.0
2/13 01:20	33.9	↑4.3
2/13 01:30	38.2	↑4.3
2/13 01:40	42.6	↑4.4
2/13 01:50	47.1	↑4.5
2/13 02:00	51.7	↑4.6
2/13 02:10	56.2	↑4.5
2/13 02:20	60.8	↑4.6
2/13 02:30	65.3	↑4.5
2/13 02:40	69.8	↑4.5
2/13 02:50	74.1	↑4.3
2/13 03:00	78.4	↑4.3
2/13 03:10	82.5	↑4.1
2/13 03:20	86.5	↑4.0
2/13 03:30	90.3	↑3.8
2/13 03:40	93.9	↑3.6
2/13 03:50	97.3	↑3.4
2/13 04:00	100.4	↑3.1
2/13 04:10	103.3	↑2.9
2/13 04:20	105.9	↑2.6
2/13 04:30	108.2	↑2.3
2/13 04:40	110.2	↑2.0
2/13 04:50	111.9	↑1.7
2/13 05:00	113.3	↑1.4
2/13 05:10	114.4	↑1.1
2/13 05:20	115.2	↑0.8
2/13 05:30	115.6	↑0.4	満潮
2/13 05:40	115.7	↑0.1	満潮
2/13 05:50	115.5	↓-0.2
2/13 06:00	115.0	↓-0.5
2/13 06:10	114.2	↓-0.8
2/13 06:20	113.1	↓-1.1
2/13 06:30	111.8	↓-1.3
2/13 06:40	110.2	↓-1.6
2/13 06:50	108.3	↓-1.9
2/13 07:00	106.3	↓-2.0
2/13 07:10	104.1	↓-2.2
2/13 07:20	101.6	↓-2.5
2/13 07:30	99.1	↓-2.5
2/13 07:40	96.4	↓-2.7
2/13 07:50	93.7	↓-2.7
2/13 08:00	90.9	↓-2.8
2/13 08:10	88.0	↓-2.9
2/13 08:20	85.2	↓-2.8
2/13 08:30	82.4	↓-2.8
2/13 08:40	79.6	↓-2.8
2/13 08:50	76.9	↓-2.7
2/13 09:00	74.3	↓-2.6
2/13 09:10	71.9	↓-2.4
2/13 09:20	69.6	↓-2.3
2/13 09:30	67.4	↓-2.2
2/13 09:40	65.5	↓-1.9
2/13 09:50	63.7	↓-1.8
2/13 10:00	62.2	↓-1.5
2/13 10:10	60.9	↓-1.3
2/13 10:20	59.8	↓-1.1
2/13 10:30	59.0	↓-0.8
2/13 10:40	58.5	↓-0.5
2/13 10:50	58.2	↓-0.3	干潮
2/13 11:00	58.2	0
2/13 11:10	58.5	↑0.3
2/13 11:20	59.0	↑0.5
2/13 11:30	59.7	↑0.7
2/13 11:40	60.7	↑1.0
2/13 11:50	62.0	↑1.3
2/13 12:00	63.5	↑1.5
2/13 12:10	65.2	↑1.7
2/13 12:20	67.1	↑1.9
2/13 12:30	69.2	↑2.1
2/13 12:40	71.4	↑2.2
2/13 12:50	73.8	↑2.4
2/13 13:00	76.4	↑2.6
2/13 13:10	79.1	↑2.7
2/13 13:20	81.8	↑2.7
2/13 13:30	84.7	↑2.9
2/13 13:40	87.5	↑2.8
2/13 13:50	90.5	↑3.0
2/13 14:00	93.4	↑2.9
2/13 14:10	96.3	↑2.9
2/13 14:20	99.2	↑2.9
2/13 14:30	102.0	↑2.8
2/13 14:40	104.7	↑2.7
2/13 14:50	107.3	↑2.6
2/13 15:00	109.8	↑2.5
2/13 15:10	112.2	↑2.4
2/13 15:20	114.4	↑2.2
2/13 15:30	116.3	↑1.9
2/13 15:40	118.1	↑1.8
2/13 15:50	119.7	↑1.6
2/13 16:00	120.9	↑1.2
2/13 16:10	122.0	↑1.1
2/13 16:20	122.7	↑0.7
2/13 16:30	123.2	↑0.5
2/13 16:40	123.3	↑0.1	満潮
2/13 16:50	123.2	↓-0.1
2/13 17:00	122.7	↓-0.5
2/13 17:10	121.9	↓-0.8
2/13 17:20	120.8	↓-1.1
2/13 17:30	119.4	↓-1.4
2/13 17:40	117.6	↓-1.8
2/13 17:50	115.5	↓-2.1
2/13 18:00	113.1	↓-2.4
2/13 18:10	110.4	↓-2.7
2/13 18:20	107.4	↓-3.0
2/13 18:30	104.1	↓-3.3
2/13 18:40	100.6	↓-3.5
2/13 18:50	96.8	↓-3.8
2/13 19:00	92.8	↓-4.0
2/13 19:10	88.6	↓-4.2
2/13 19:20	84.2	↓-4.4
2/13 19:30	79.7	↓-4.5
2/13 19:40	75.1	↓-4.6
2/13 19:50	70.4	↓-4.7
2/13 20:00	65.6	↓-4.8	最大潮位差
2/13 20:10	60.8	↓-4.8	最大潮位差
2/13 20:20	56.0	↓-4.8	最大潮位差
2/13 20:30	51.3	↓-4.7
2/13 20:40	46.6	↓-4.7
2/13 20:50	42.0	↓-4.6
2/13 21:00	37.6	↓-4.4
2/13 21:10	33.3	↓-4.3
2/13 21:20	29.2	↓-4.1
2/13 21:30	25.3	↓-3.9
2/13 21:40	21.6	↓-3.7
2/13 21:50	18.2	↓-3.4
2/13 22:00	15.1	↓-3.1
2/13 22:10	12.3	↓-2.8
2/13 22:20	9.8	↓-2.5
2/13 22:30	7.6	↓-2.2
2/13 22:40	5.8	↓-1.8
2/13 22:50	4.3	↓-1.5
2/13 23:00	3.2	↓-1.1
2/13 23:10	2.4	↓-0.8
2/13 23:20	2.0	↓-0.4	干潮
2/13 23:30	2.0	0
2/13 23:40	2.3	↑0.3
2/13 23:50	3.0	↑0.7