9 (水)	02:43	08:24	13:57	20:25
	103cm	62cm	102cm	29cm
中潮 出 05:13 入 18:07 出 14:41 入 03:27

日立（茨城）2025年04月9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
4/9 00:00	78.8	↑2.5
4/9 00:10	81.3	↑2.5
4/9 00:20	83.7	↑2.4
4/9 00:30	86.0	↑2.3
4/9 00:40	88.2	↑2.2
4/9 00:50	90.3	↑2.1
4/9 01:00	92.2	↑1.9
4/9 01:10	94.0	↑1.8
4/9 01:20	95.6	↑1.6
4/9 01:30	97.1	↑1.5
4/9 01:40	98.4	↑1.3
4/9 01:50	99.5	↑1.1
4/9 02:00	100.4	↑0.9
4/9 02:10	101.2	↑0.8
4/9 02:20	101.7	↑0.5
4/9 02:30	102.1	↑0.4
4/9 02:40	102.2	↑0.1	満潮
4/9 02:50	102.2	0
4/9 03:00	101.9	↓-0.3
4/9 03:10	101.5	↓-0.4
4/9 03:20	100.8	↓-0.7
4/9 03:30	100.0	↓-0.8
4/9 03:40	99.0	↓-1.0
4/9 03:50	97.9	↓-1.1
4/9 04:00	96.6	↓-1.3
4/9 04:10	95.2	↓-1.4
4/9 04:20	93.6	↓-1.6
4/9 04:30	92.0	↓-1.6
4/9 04:40	90.3	↓-1.7
4/9 04:50	88.6	↓-1.7
4/9 05:00	86.8	↓-1.8
4/9 05:10	84.9	↓-1.9
4/9 05:20	83.1	↓-1.8
4/9 05:30	81.2	↓-1.9
4/9 05:40	79.4	↓-1.8
4/9 05:50	77.6	↓-1.8
4/9 06:00	75.8	↓-1.8
4/9 06:10	74.1	↓-1.7
4/9 06:20	72.5	↓-1.6
4/9 06:30	70.9	↓-1.6
4/9 06:40	69.5	↓-1.4
4/9 06:50	68.1	↓-1.4
4/9 07:00	66.8	↓-1.3
4/9 07:10	65.6	↓-1.2
4/9 07:20	64.6	↓-1.0
4/9 07:30	63.7	↓-0.9
4/9 07:40	62.9	↓-0.8
4/9 07:50	62.3	↓-0.6
4/9 08:00	61.8	↓-0.5
4/9 08:10	61.5	↓-0.3
4/9 08:20	61.3	↓-0.2	干潮
4/9 08:30	61.4	↑0.1
4/9 08:40	61.6	↑0.2
4/9 08:50	61.9	↑0.3
4/9 09:00	62.5	↑0.6
4/9 09:10	63.2	↑0.7
4/9 09:20	64.1	↑0.9
4/9 09:30	65.1	↑1.0
4/9 09:40	66.3	↑1.2
4/9 09:50	67.6	↑1.3
4/9 10:00	69.1	↑1.5
4/9 10:10	70.6	↑1.5
4/9 10:20	72.3	↑1.7
4/9 10:30	74.0	↑1.7
4/9 10:40	75.8	↑1.8
4/9 10:50	77.7	↑1.9
4/9 11:00	79.6	↑1.9
4/9 11:10	81.5	↑1.9
4/9 11:20	83.3	↑1.8
4/9 11:30	85.2	↑1.9
4/9 11:40	87.0	↑1.8
4/9 11:50	88.8	↑1.8
4/9 12:00	90.5	↑1.7
4/9 12:10	92.2	↑1.7
4/9 12:20	93.7	↑1.5
4/9 12:30	95.1	↑1.4
4/9 12:40	96.5	↑1.4
4/9 12:50	97.7	↑1.2
4/9 13:00	98.7	↑1.0
4/9 13:10	99.6	↑0.9
4/9 13:20	100.4	↑0.8
4/9 13:30	101.0	↑0.6
4/9 13:40	101.4	↑0.4
4/9 13:50	101.6	↑0.2	満潮
4/9 14:00	101.6	0
4/9 14:10	101.4	↓-0.2
4/9 14:20	101.0	↓-0.4
4/9 14:30	100.4	↓-0.6
4/9 14:40	99.5	↓-0.9
4/9 14:50	98.5	↓-1.0
4/9 15:00	97.2	↓-1.3
4/9 15:10	95.7	↓-1.5
4/9 15:20	94.0	↓-1.7
4/9 15:30	92.1	↓-1.9
4/9 15:40	90.0	↓-2.1
4/9 15:50	87.7	↓-2.3
4/9 16:00	85.2	↓-2.5
4/9 16:10	82.6	↓-2.6
4/9 16:20	79.9	↓-2.7
4/9 16:30	77.1	↓-2.8
4/9 16:40	74.2	↓-2.9
4/9 16:50	71.2	↓-3.0
4/9 17:00	68.2	↓-3.0
4/9 17:10	65.2	↓-3.0
4/9 17:20	62.1	↓-3.1	最大潮位差
4/9 17:30	59.1	↓-3.0
4/9 17:40	56.2	↓-2.9
4/9 17:50	53.3	↓-2.9
4/9 18:00	50.5	↓-2.8
4/9 18:10	47.8	↓-2.7
4/9 18:20	45.2	↓-2.6
4/9 18:30	42.8	↓-2.4
4/9 18:40	40.5	↓-2.3
4/9 18:50	38.4	↓-2.1
4/9 19:00	36.4	↓-2.0
4/9 19:10	34.6	↓-1.8
4/9 19:20	33.0	↓-1.6
4/9 19:30	31.7	↓-1.3
4/9 19:40	30.5	↓-1.2
4/9 19:50	29.6	↓-0.9
4/9 20:00	28.9	↓-0.7
4/9 20:10	28.4	↓-0.5
4/9 20:20	28.2	↓-0.2	干潮
4/9 20:30	28.2	0
4/9 20:40	28.5	↑0.3
4/9 20:50	29.0	↑0.5
4/9 21:00	29.8	↑0.8
4/9 21:10	30.8	↑1.0
4/9 21:20	32.1	↑1.3
4/9 21:30	33.6	↑1.5
4/9 21:40	35.4	↑1.8
4/9 21:50	37.4	↑2.0
4/9 22:00	39.5	↑2.1
4/9 22:10	41.9	↑2.4
4/9 22:20	44.4	↑2.5
4/9 22:30	47.1	↑2.7
4/9 22:40	49.9	↑2.8
4/9 22:50	52.8	↑2.9
4/9 23:00	55.8	↑3.0
4/9 23:10	58.9	↑3.1	最大潮位差
4/9 23:20	62.0	↑3.1	最大潮位差
4/9 23:30	65.1	↑3.1	最大潮位差
4/9 23:40	68.2	↑3.1	最大潮位差
4/9 23:50	71.3	↑3.1	最大潮位差