13 (土)	05:04	10:02	15:28	22:34
	115cm	73cm	123cm	-6cm
大潮 出 06:29 入 17:17 出 17:15 入 06:29

那珂湊（茨城）2044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	17.3	↑3.7
2/13 00:10	21.2	↑3.9
2/13 00:20	25.2	↑4.0
2/13 00:30	29.4	↑4.2
2/13 00:40	33.8	↑4.4
2/13 00:50	38.2	↑4.4
2/13 01:00	42.6	↑4.4
2/13 01:10	47.2	↑4.6
2/13 01:20	51.7	↑4.5
2/13 01:30	56.2	↑4.5
2/13 01:40	60.8	↑4.6
2/13 01:50	65.2	↑4.4
2/13 02:00	69.6	↑4.4
2/13 02:10	73.9	↑4.3
2/13 02:20	78.0	↑4.1
2/13 02:30	82.0	↑4.0
2/13 02:40	85.9	↑3.9
2/13 02:50	89.5	↑3.6
2/13 03:00	93.0	↑3.5
2/13 03:10	96.2	↑3.2
2/13 03:20	99.2	↑3.0
2/13 03:30	101.9	↑2.7
2/13 03:40	104.4	↑2.5
2/13 03:50	106.6	↑2.2
2/13 04:00	108.6	↑2.0
2/13 04:10	110.2	↑1.6
2/13 04:20	111.6	↑1.4
2/13 04:30	112.7	↑1.1
2/13 04:40	113.5	↑0.8
2/13 04:50	114.0	↑0.5
2/13 05:00	114.2	↑0.2	満潮
2/13 05:10	114.2	0
2/13 05:20	113.8	↓-0.4
2/13 05:30	113.3	↓-0.5
2/13 05:40	112.5	↓-0.8
2/13 05:50	111.5	↓-1.0
2/13 06:00	110.2	↓-1.3
2/13 06:10	108.8	↓-1.4
2/13 06:20	107.2	↓-1.6
2/13 06:30	105.4	↓-1.8
2/13 06:40	103.5	↓-1.9
2/13 06:50	101.6	↓-1.9
2/13 07:00	99.5	↓-2.1
2/13 07:10	97.4	↓-2.1
2/13 07:20	95.2	↓-2.2
2/13 07:30	93.0	↓-2.2
2/13 07:40	90.8	↓-2.2
2/13 07:50	88.7	↓-2.1
2/13 08:00	86.6	↓-2.1
2/13 08:10	84.6	↓-2.0
2/13 08:20	82.7	↓-1.9
2/13 08:30	80.9	↓-1.8
2/13 08:40	79.2	↓-1.7
2/13 08:50	77.7	↓-1.5
2/13 09:00	76.4	↓-1.3
2/13 09:10	75.2	↓-1.2
2/13 09:20	74.2	↓-1.0
2/13 09:30	73.4	↓-0.8
2/13 09:40	72.9	↓-0.5
2/13 09:50	72.5	↓-0.4
2/13 10:00	72.4	↓-0.1	干潮
2/13 10:10	72.5	↑0.1
2/13 10:20	72.8	↑0.3
2/13 10:30	73.3	↑0.5
2/13 10:40	74.0	↑0.7
2/13 10:50	74.9	↑0.9
2/13 11:00	76.1	↑1.2
2/13 11:10	77.4	↑1.3
2/13 11:20	78.9	↑1.5
2/13 11:30	80.5	↑1.6
2/13 11:40	82.4	↑1.9
2/13 11:50	84.3	↑1.9
2/13 12:00	86.4	↑2.1
2/13 12:10	88.6	↑2.2
2/13 12:20	90.8	↑2.2
2/13 12:30	93.2	↑2.4
2/13 12:40	95.5	↑2.3
2/13 12:50	97.9	↑2.4
2/13 13:00	100.3	↑2.4
2/13 13:10	102.7	↑2.4
2/13 13:20	105.1	↑2.4
2/13 13:30	107.4	↑2.3
2/13 13:40	109.6	↑2.2
2/13 13:50	111.7	↑2.1
2/13 14:00	113.7	↑2.0
2/13 14:10	115.5	↑1.8
2/13 14:20	117.2	↑1.7
2/13 14:30	118.7	↑1.5
2/13 14:40	120.0	↑1.3
2/13 14:50	121.0	↑1.0
2/13 15:00	121.9	↑0.9
2/13 15:10	122.5	↑0.6
2/13 15:20	122.8	↑0.3	満潮
2/13 15:30	122.8	0
2/13 15:40	122.6	↓-0.2
2/13 15:50	122.1	↓-0.5
2/13 16:00	121.3	↓-0.8
2/13 16:10	120.1	↓-1.2
2/13 16:20	118.7	↓-1.4
2/13 16:30	117.0	↓-1.7
2/13 16:40	114.9	↓-2.1
2/13 16:50	112.6	↓-2.3
2/13 17:00	110.0	↓-2.6
2/13 17:10	107.1	↓-2.9
2/13 17:20	103.9	↓-3.2
2/13 17:30	100.4	↓-3.5
2/13 17:40	96.7	↓-3.7
2/13 17:50	92.8	↓-3.9
2/13 18:00	88.7	↓-4.1
2/13 18:10	84.4	↓-4.3
2/13 18:20	80.0	↓-4.4
2/13 18:30	75.4	↓-4.6
2/13 18:40	70.7	↓-4.7
2/13 18:50	65.9	↓-4.8
2/13 19:00	61.0	↓-4.9	最大潮位差
2/13 19:10	56.2	↓-4.8
2/13 19:20	51.3	↓-4.9	最大潮位差
2/13 19:30	46.5	↓-4.8
2/13 19:40	41.7	↓-4.8
2/13 19:50	37.0	↓-4.7
2/13 20:00	32.5	↓-4.5
2/13 20:10	28.0	↓-4.5
2/13 20:20	23.8	↓-4.2
2/13 20:30	19.7	↓-4.1
2/13 20:40	15.9	↓-3.8
2/13 20:50	12.3	↓-3.6
2/13 21:00	9.0	↓-3.3
2/13 21:10	6.0	↓-3.0
2/13 21:20	3.3	↓-2.7
2/13 21:30	0.9	↓-2.4
2/13 21:40	-1.2	↓-2.1
2/13 21:50	-2.9	↓-1.7
2/13 22:00	-4.3	↓-1.4
2/13 22:10	-5.3	↓-1.0
2/13 22:20	-5.9	↓-0.6
2/13 22:30	-6.2	↓-0.3	干潮
2/13 22:40	-6.1	↑0.1
2/13 22:50	-5.7	↑0.4
2/13 23:00	-4.9	↑0.8
2/13 23:10	-3.7	↑1.2
2/13 23:20	-2.2	↑1.5
2/13 23:30	-0.4	↑1.8
2/13 23:40	1.8	↑2.2
2/13 23:50	4.2	↑2.4