13 (木)	05:25	10:36	16:05	22:58
	114cm	67cm	119cm	3cm
大潮 出 06:28 入 17:18 出 17:57 入 06:53

那珂湊（茨城）2025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	12.4	↑2.8
2/13 00:10	15.6	↑3.2
2/13 00:20	18.9	↑3.3
2/13 00:30	22.5	↑3.6
2/13 00:40	26.2	↑3.7
2/13 00:50	30.1	↑3.9
2/13 01:00	34.2	↑4.1
2/13 01:10	38.3	↑4.1
2/13 01:20	42.6	↑4.3
2/13 01:30	46.9	↑4.3
2/13 01:40	51.3	↑4.4
2/13 01:50	55.6	↑4.3
2/13 02:00	60.0	↑4.4
2/13 02:10	64.3	↑4.3
2/13 02:20	68.6	↑4.3
2/13 02:30	72.8	↑4.2
2/13 02:40	76.9	↑4.1
2/13 02:50	80.9	↑4.0
2/13 03:00	84.7	↑3.8
2/13 03:10	88.3	↑3.6
2/13 03:20	91.8	↑3.5
2/13 03:30	95.1	↑3.3
2/13 03:40	98.1	↑3.0
2/13 03:50	100.9	↑2.8
2/13 04:00	103.4	↑2.5
2/13 04:10	105.7	↑2.3
2/13 04:20	107.7	↑2.0
2/13 04:30	109.4	↑1.7
2/13 04:40	110.8	↑1.4
2/13 04:50	112.0	↑1.2
2/13 05:00	112.8	↑0.8
2/13 05:10	113.3	↑0.5
2/13 05:20	113.6	↑0.3	満潮
2/13 05:30	113.6	0
2/13 05:40	113.3	↓-0.3
2/13 05:50	112.7	↓-0.6
2/13 06:00	111.9	↓-0.8
2/13 06:10	110.8	↓-1.1
2/13 06:20	109.5	↓-1.3
2/13 06:30	108.0	↓-1.5
2/13 06:40	106.4	↓-1.6
2/13 06:50	104.5	↓-1.9
2/13 07:00	102.5	↓-2.0
2/13 07:10	100.4	↓-2.1
2/13 07:20	98.1	↓-2.3
2/13 07:30	95.8	↓-2.3
2/13 07:40	93.5	↓-2.3
2/13 07:50	91.1	↓-2.4
2/13 08:00	88.7	↓-2.4
2/13 08:10	86.3	↓-2.4
2/13 08:20	84.0	↓-2.3
2/13 08:30	81.8	↓-2.2
2/13 08:40	79.6	↓-2.2
2/13 08:50	77.5	↓-2.1
2/13 09:00	75.6	↓-1.9
2/13 09:10	73.8	↓-1.8
2/13 09:20	72.1	↓-1.7
2/13 09:30	70.7	↓-1.4
2/13 09:40	69.4	↓-1.3
2/13 09:50	68.3	↓-1.1
2/13 10:00	67.4	↓-0.9
2/13 10:10	66.8	↓-0.6
2/13 10:20	66.3	↓-0.5
2/13 10:30	66.1	↓-0.2	干潮
2/13 10:40	66.1	0
2/13 10:50	66.4	↑0.3
2/13 11:00	66.8	↑0.4
2/13 11:10	67.5	↑0.7
2/13 11:20	68.4	↑0.9
2/13 11:30	69.5	↑1.1
2/13 11:40	70.7	↑1.2
2/13 11:50	72.2	↑1.5
2/13 12:00	73.8	↑1.6
2/13 12:10	75.6	↑1.8
2/13 12:20	77.6	↑2.0
2/13 12:30	79.6	↑2.0
2/13 12:40	81.8	↑2.2
2/13 12:50	84.1	↑2.3
2/13 13:00	86.4	↑2.3
2/13 13:10	88.8	↑2.4
2/13 13:20	91.2	↑2.4
2/13 13:30	93.7	↑2.5
2/13 13:40	96.1	↑2.4
2/13 13:50	98.5	↑2.4
2/13 14:00	100.8	↑2.3
2/13 14:10	103.1	↑2.3
2/13 14:20	105.3	↑2.2
2/13 14:30	107.4	↑2.1
2/13 14:40	109.4	↑2.0
2/13 14:50	111.2	↑1.8
2/13 15:00	112.8	↑1.6
2/13 15:10	114.2	↑1.4
2/13 15:20	115.5	↑1.3
2/13 15:30	116.5	↑1.0
2/13 15:40	117.2	↑0.7
2/13 15:50	117.8	↑0.6
2/13 16:00	118.0	↑0.2	満潮
2/13 16:10	118.0	0
2/13 16:20	117.7	↓-0.3
2/13 16:30	117.1	↓-0.6
2/13 16:40	116.2	↓-0.9
2/13 16:50	115.1	↓-1.1
2/13 17:00	113.6	↓-1.5
2/13 17:10	111.8	↓-1.8
2/13 17:20	109.8	↓-2.0
2/13 17:30	107.4	↓-2.4
2/13 17:40	104.8	↓-2.6
2/13 17:50	101.9	↓-2.9
2/13 18:00	98.8	↓-3.1
2/13 18:10	95.5	↓-3.3
2/13 18:20	91.9	↓-3.6
2/13 18:30	88.1	↓-3.8
2/13 18:40	84.2	↓-3.9
2/13 18:50	80.1	↓-4.1
2/13 19:00	75.9	↓-4.2
2/13 19:10	71.5	↓-4.4
2/13 19:20	67.1	↓-4.4
2/13 19:30	62.7	↓-4.4
2/13 19:40	58.2	↓-4.5	最大潮位差
2/13 19:50	53.7	↓-4.5	最大潮位差
2/13 20:00	49.3	↓-4.4
2/13 20:10	44.9	↓-4.4
2/13 20:20	40.7	↓-4.2
2/13 20:30	36.5	↓-4.2
2/13 20:40	32.5	↓-4.0
2/13 20:50	28.7	↓-3.8
2/13 21:00	25.0	↓-3.7
2/13 21:10	21.6	↓-3.4
2/13 21:20	18.4	↓-3.2
2/13 21:30	15.5	↓-2.9
2/13 21:40	12.8	↓-2.7
2/13 21:50	10.4	↓-2.4
2/13 22:00	8.4	↓-2.0
2/13 22:10	6.6	↓-1.8
2/13 22:20	5.2	↓-1.4
2/13 22:30	4.1	↓-1.1
2/13 22:40	3.4	↓-0.7
2/13 22:50	3.0	↓-0.4	干潮
2/13 23:00	2.9	↓-0.1
2/13 23:10	3.2	↑0.3
2/13 23:20	3.8	↑0.6
2/13 23:30	4.7	↑0.9
2/13 23:40	6.0	↑1.3
2/13 23:50	7.6	↑1.6