7 (月)	04:02	06:23	11:35	20:12
	104cm	102cm	114cm	5cm
中潮 出 06:35 入 17:11 出 13:08 入 03:32

日立（茨城）2028年02月7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
2/7 00:00	73.6	↑2.4
2/7 00:10	75.9	↑2.3
2/7 00:20	78.2	↑2.3
2/7 00:30	80.4	↑2.2
2/7 00:40	82.5	↑2.1
2/7 00:50	84.5	↑2.0
2/7 01:00	86.4	↑1.9
2/7 01:10	88.3	↑1.9
2/7 01:20	90.0	↑1.7
2/7 01:30	91.7	↑1.7
2/7 01:40	93.2	↑1.5
2/7 01:50	94.7	↑1.5
2/7 02:00	96.0	↑1.3
2/7 02:10	97.2	↑1.2
2/7 02:20	98.3	↑1.1
2/7 02:30	99.3	↑1.0
2/7 02:40	100.2	↑0.9
2/7 02:50	100.9	↑0.7
2/7 03:00	101.6	↑0.7
2/7 03:10	102.1	↑0.5
2/7 03:20	102.5	↑0.4
2/7 03:30	102.8	↑0.3
2/7 03:40	103.0	↑0.2
2/7 03:50	103.1	↑0.1
2/7 04:00	103.2	↑0.1	満潮
2/7 04:10	103.1	↓-0.1
2/7 04:20	103.0	↓-0.1
2/7 04:30	102.9	↓-0.1
2/7 04:40	102.7	↓-0.2
2/7 04:50	102.6	↓-0.1
2/7 05:00	102.4	↓-0.2
2/7 05:10	102.2	↓-0.2
2/7 05:20	102.0	↓-0.2
2/7 05:30	101.8	↓-0.2
2/7 05:40	101.6	↓-0.2
2/7 05:50	101.5	↓-0.1
2/7 06:00	101.4	↓-0.1
2/7 06:10	101.3	↓-0.1
2/7 06:20	101.3	0	干潮
2/7 06:30	101.3	0
2/7 06:40	101.4	↑0.1
2/7 06:50	101.5	↑0.1
2/7 07:00	101.6	↑0.1
2/7 07:10	101.7	↑0.1
2/7 07:20	101.9	↑0.2
2/7 07:30	102.2	↑0.3
2/7 07:40	102.4	↑0.2
2/7 07:50	102.8	↑0.4
2/7 08:00	103.1	↑0.3
2/7 08:10	103.5	↑0.4
2/7 08:20	103.9	↑0.4
2/7 08:30	104.4	↑0.5
2/7 08:40	104.9	↑0.5
2/7 08:50	105.4	↑0.5
2/7 09:00	106.0	↑0.6
2/7 09:10	106.6	↑0.6
2/7 09:20	107.2	↑0.6
2/7 09:30	107.8	↑0.6
2/7 09:40	108.5	↑0.7
2/7 09:50	109.1	↑0.6
2/7 10:00	109.8	↑0.7
2/7 10:10	110.4	↑0.6
2/7 10:20	111.1	↑0.7
2/7 10:30	111.6	↑0.5
2/7 10:40	112.2	↑0.6
2/7 10:50	112.6	↑0.4
2/7 11:00	113.0	↑0.4
2/7 11:10	113.3	↑0.3
2/7 11:20	113.5	↑0.2
2/7 11:30	113.6	↑0.1	満潮
2/7 11:40	113.6	0
2/7 11:50	113.5	↓-0.1
2/7 12:00	113.2	↓-0.3
2/7 12:10	112.8	↓-0.4
2/7 12:20	112.3	↓-0.5
2/7 12:30	111.7	↓-0.6
2/7 12:40	110.9	↓-0.8
2/7 12:50	109.9	↓-1.0
2/7 13:00	108.9	↓-1.0
2/7 13:10	107.6	↓-1.3
2/7 13:20	106.3	↓-1.3
2/7 13:30	104.8	↓-1.5
2/7 13:40	103.1	↓-1.7
2/7 13:50	101.3	↓-1.8
2/7 14:00	99.4	↓-1.9
2/7 14:10	97.3	↓-2.1
2/7 14:20	95.1	↓-2.2
2/7 14:30	92.7	↓-2.4
2/7 14:40	90.1	↓-2.6
2/7 14:50	87.5	↓-2.6
2/7 15:00	84.6	↓-2.9
2/7 15:10	81.7	↓-2.9
2/7 15:20	78.6	↓-3.1
2/7 15:30	75.4	↓-3.2
2/7 15:40	72.1	↓-3.3
2/7 15:50	68.7	↓-3.4
2/7 16:00	65.3	↓-3.4
2/7 16:10	61.7	↓-3.6	最大潮位差
2/7 16:20	58.1	↓-3.6	最大潮位差
2/7 16:30	54.5	↓-3.6	最大潮位差
2/7 16:40	50.9	↓-3.6	最大潮位差
2/7 16:50	47.3	↓-3.6	最大潮位差
2/7 17:00	43.8	↓-3.5
2/7 17:10	40.3	↓-3.5
2/7 17:20	36.8	↓-3.5
2/7 17:30	33.5	↓-3.3
2/7 17:40	30.3	↓-3.2
2/7 17:50	27.2	↓-3.1
2/7 18:00	24.2	↓-3.0
2/7 18:10	21.5	↓-2.7
2/7 18:20	18.9	↓-2.6
2/7 18:30	16.4	↓-2.5
2/7 18:40	14.2	↓-2.2
2/7 18:50	12.2	↓-2.0
2/7 19:00	10.4	↓-1.8
2/7 19:10	8.8	↓-1.6
2/7 19:20	7.5	↓-1.3
2/7 19:30	6.4	↓-1.1
2/7 19:40	5.5	↓-0.9
2/7 19:50	4.9	↓-0.6
2/7 20:00	4.5	↓-0.4
2/7 20:10	4.3	↓-0.2	干潮
2/7 20:20	4.4	↑0.1
2/7 20:30	4.8	↑0.4
2/7 20:40	5.4	↑0.6
2/7 20:50	6.2	↑0.8
2/7 21:00	7.4	↑1.2
2/7 21:10	8.7	↑1.3
2/7 21:20	10.3	↑1.6
2/7 21:30	12.2	↑1.9
2/7 21:40	14.3	↑2.1
2/7 21:50	16.6	↑2.3
2/7 22:00	19.1	↑2.5
2/7 22:10	21.8	↑2.7
2/7 22:20	24.6	↑2.8
2/7 22:30	27.7	↑3.1
2/7 22:40	30.8	↑3.1
2/7 22:50	34.1	↑3.3
2/7 23:00	37.5	↑3.4
2/7 23:10	40.9	↑3.4
2/7 23:20	44.5	↑3.6	最大潮位差
2/7 23:30	48.0	↑3.5
2/7 23:40	51.6	↑3.6	最大潮位差
2/7 23:50	55.1	↑3.5