7 (日)	06:28	11:01	16:13	23:50
	131cm	99cm	147cm	-8cm
中潮 出 06:36 入 16:24 出 18:39 入 09:02

日立（茨城）2025年12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
12/7 00:00	-7.4	↑2.0
12/7 00:10	-5.0	↑2.4
12/7 00:20	-2.2	↑2.8
12/7 00:30	0.9	↑3.1
12/7 00:40	4.4	↑3.5
12/7 00:50	8.1	↑3.7
12/7 01:00	12.2	↑4.1
12/7 01:10	16.5	↑4.3
12/7 01:20	21.1	↑4.6
12/7 01:30	25.8	↑4.7
12/7 01:40	30.7	↑4.9
12/7 01:50	35.8	↑5.1
12/7 02:00	40.9	↑5.1
12/7 02:10	46.2	↑5.3
12/7 02:20	51.4	↑5.2
12/7 02:30	56.7	↑5.3
12/7 02:40	61.9	↑5.2
12/7 02:50	67.1	↑5.2
12/7 03:00	72.2	↑5.1
12/7 03:10	77.2	↑5.0
12/7 03:20	82.1	↑4.9
12/7 03:30	86.8	↑4.7
12/7 03:40	91.3	↑4.5
12/7 03:50	95.7	↑4.4
12/7 04:00	99.9	↑4.2
12/7 04:10	103.8	↑3.9
12/7 04:20	107.5	↑3.7
12/7 04:30	111.0	↑3.5
12/7 04:40	114.2	↑3.2
12/7 04:50	117.1	↑2.9
12/7 05:00	119.8	↑2.7
12/7 05:10	122.2	↑2.4
12/7 05:20	124.3	↑2.1
12/7 05:30	126.1	↑1.8
12/7 05:40	127.6	↑1.5
12/7 05:50	128.8	↑1.2
12/7 06:00	129.7	↑0.9
12/7 06:10	130.4	↑0.7
12/7 06:20	130.7	↑0.3	満潮
12/7 06:30	130.8	↑0.1
12/7 06:40	130.5	↓-0.3
12/7 06:50	130.1	↓-0.4
12/7 07:00	129.4	↓-0.7
12/7 07:10	128.5	↓-0.9
12/7 07:20	127.3	↓-1.2
12/7 07:30	126.1	↓-1.2
12/7 07:40	124.6	↓-1.5
12/7 07:50	123.0	↓-1.6
12/7 08:00	121.4	↓-1.6
12/7 08:10	119.6	↓-1.8
12/7 08:20	117.8	↓-1.8
12/7 08:30	116.0	↓-1.8
12/7 08:40	114.2	↓-1.8
12/7 08:50	112.4	↓-1.8
12/7 09:00	110.7	↓-1.7
12/7 09:10	109.0	↓-1.7
12/7 09:20	107.4	↓-1.6
12/7 09:30	105.9	↓-1.5
12/7 09:40	104.5	↓-1.4
12/7 09:50	103.3	↓-1.2
12/7 10:00	102.2	↓-1.1
12/7 10:10	101.2	↓-1.0
12/7 10:20	100.4	↓-0.8
12/7 10:30	99.8	↓-0.6
12/7 10:40	99.3	↓-0.5
12/7 10:50	99.0	↓-0.3
12/7 11:00	98.9	↓-0.1	干潮
12/7 11:10	99.0	↑0.1
12/7 11:20	99.3	↑0.3
12/7 11:30	99.8	↑0.5
12/7 11:40	100.5	↑0.7
12/7 11:50	101.4	↑0.9
12/7 12:00	102.5	↑1.1
12/7 12:10	103.7	↑1.2
12/7 12:20	105.2	↑1.5
12/7 12:30	106.8	↑1.6
12/7 12:40	108.6	↑1.8
12/7 12:50	110.5	↑1.9
12/7 13:00	112.6	↑2.1
12/7 13:10	114.8	↑2.2
12/7 13:20	117.1	↑2.3
12/7 13:30	119.5	↑2.4
12/7 13:40	121.9	↑2.4
12/7 13:50	124.3	↑2.4
12/7 14:00	126.7	↑2.4
12/7 14:10	129.1	↑2.4
12/7 14:20	131.5	↑2.4
12/7 14:30	133.7	↑2.2
12/7 14:40	135.9	↑2.2
12/7 14:50	137.9	↑2.0
12/7 15:00	139.7	↑1.8
12/7 15:10	141.4	↑1.7
12/7 15:20	142.8	↑1.4
12/7 15:30	144.0	↑1.2
12/7 15:40	145.0	↑1.0
12/7 15:50	145.8	↑0.8
12/7 16:00	146.2	↑0.4
12/7 16:10	146.4	↑0.2	満潮
12/7 16:20	146.4	0
12/7 16:30	146.0	↓-0.4
12/7 16:40	145.3	↓-0.7
12/7 16:50	144.4	↓-0.9
12/7 17:00	143.1	↓-1.3
12/7 17:10	141.5	↓-1.6
12/7 17:20	139.6	↓-1.9
12/7 17:30	137.4	↓-2.2
12/7 17:40	134.9	↓-2.5
12/7 17:50	132.1	↓-2.8
12/7 18:00	129.0	↓-3.1
12/7 18:10	125.7	↓-3.3
12/7 18:20	122.0	↓-3.7
12/7 18:30	118.0	↓-4.0
12/7 18:40	113.8	↓-4.2
12/7 18:50	109.4	↓-4.4
12/7 19:00	104.7	↓-4.7
12/7 19:10	99.8	↓-4.9
12/7 19:20	94.8	↓-5.0
12/7 19:30	89.6	↓-5.2
12/7 19:40	84.2	↓-5.4
12/7 19:50	78.8	↓-5.4
12/7 20:00	73.3	↓-5.5
12/7 20:10	67.7	↓-5.6	最大潮位差
12/7 20:20	62.2	↓-5.5
12/7 20:30	56.7	↓-5.5
12/7 20:40	51.3	↓-5.4
12/7 20:50	45.9	↓-5.4
12/7 21:00	40.7	↓-5.2
12/7 21:10	35.6	↓-5.1
12/7 21:20	30.7	↓-4.9
12/7 21:30	26.1	↓-4.6
12/7 21:40	21.6	↓-4.5
12/7 21:50	17.4	↓-4.2
12/7 22:00	13.4	↓-4.0
12/7 22:10	9.8	↓-3.6
12/7 22:20	6.4	↓-3.4
12/7 22:30	3.4	↓-3.0
12/7 22:40	0.7	↓-2.7
12/7 22:50	-1.7	↓-2.4
12/7 23:00	-3.7	↓-2.0
12/7 23:10	-5.4	↓-1.7
12/7 23:20	-6.7	↓-1.3
12/7 23:30	-7.6	↓-0.9
12/7 23:40	-8.2	↓-0.6	干潮
12/7 23:50	-8.3	↓-0.1	干潮