12 (水)	04:00	09:21	14:51	21:38
	107cm	63cm	114cm	8cm
中潮 出 05:54 入 17:43 出 15:47 入 04:56

日立（茨城）2025年03月12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
3/12 00:00	47.7	↑3.6
3/12 00:10	51.4	↑3.7
3/12 00:20	55.1	↑3.7
3/12 00:30	58.8	↑3.7
3/12 00:40	62.4	↑3.6
3/12 00:50	66.0	↑3.6
3/12 01:00	69.6	↑3.6
3/12 01:10	73.0	↑3.4
3/12 01:20	76.4	↑3.4
3/12 01:30	79.7	↑3.3
3/12 01:40	82.8	↑3.1
3/12 01:50	85.8	↑3.0
3/12 02:00	88.7	↑2.9
3/12 02:10	91.3	↑2.6
3/12 02:20	93.8	↑2.5
3/12 02:30	96.1	↑2.3
3/12 02:40	98.2	↑2.1
3/12 02:50	100.1	↑1.9
3/12 03:00	101.7	↑1.6
3/12 03:10	103.1	↑1.4
3/12 03:20	104.2	↑1.1
3/12 03:30	105.1	↑0.9
3/12 03:40	105.8	↑0.7
3/12 03:50	106.1	↑0.3	満潮
3/12 04:00	106.2	↑0.1	満潮
3/12 04:10	106.1	↓-0.1
3/12 04:20	105.7	↓-0.4
3/12 04:30	105.1	↓-0.6
3/12 04:40	104.2	↓-0.9
3/12 04:50	103.1	↓-1.1
3/12 05:00	101.9	↓-1.2
3/12 05:10	100.5	↓-1.4
3/12 05:20	98.9	↓-1.6
3/12 05:30	97.2	↓-1.7
3/12 05:40	95.4	↓-1.8
3/12 05:50	93.4	↓-2.0
3/12 06:00	91.4	↓-2.0
3/12 06:10	89.4	↓-2.0
3/12 06:20	87.3	↓-2.1
3/12 06:30	85.2	↓-2.1
3/12 06:40	83.2	↓-2.0
3/12 06:50	81.1	↓-2.1
3/12 07:00	79.1	↓-2.0
3/12 07:10	77.1	↓-2.0
3/12 07:20	75.2	↓-1.9
3/12 07:30	73.4	↓-1.8
3/12 07:40	71.7	↓-1.7
3/12 07:50	70.1	↓-1.6
3/12 08:00	68.6	↓-1.5
3/12 08:10	67.2	↓-1.4
3/12 08:20	66.0	↓-1.2
3/12 08:30	64.9	↓-1.1
3/12 08:40	64.1	↓-0.8
3/12 08:50	63.4	↓-0.7
3/12 09:00	62.9	↓-0.5
3/12 09:10	62.6	↓-0.3
3/12 09:20	62.5	↓-0.1	干潮
3/12 09:30	62.6	↑0.1
3/12 09:40	62.9	↑0.3
3/12 09:50	63.5	↑0.6
3/12 10:00	64.2	↑0.7
3/12 10:10	65.2	↑1.0
3/12 10:20	66.4	↑1.2
3/12 10:30	67.8	↑1.4
3/12 10:40	69.4	↑1.6
3/12 10:50	71.1	↑1.7
3/12 11:00	73.0	↑1.9
3/12 11:10	75.0	↑2.0
3/12 11:20	77.2	↑2.2
3/12 11:30	79.4	↑2.2
3/12 11:40	81.8	↑2.4
3/12 11:50	84.1	↑2.3
3/12 12:00	86.6	↑2.5
3/12 12:10	89.0	↑2.4
3/12 12:20	91.4	↑2.4
3/12 12:30	93.8	↑2.4
3/12 12:40	96.1	↑2.3
3/12 12:50	98.3	↑2.2
3/12 13:00	100.5	↑2.2
3/12 13:10	102.5	↑2.0
3/12 13:20	104.4	↑1.9
3/12 13:30	106.2	↑1.8
3/12 13:40	107.8	↑1.6
3/12 13:50	109.3	↑1.5
3/12 14:00	110.6	↑1.3
3/12 14:10	111.6	↑1.0
3/12 14:20	112.5	↑0.9
3/12 14:30	113.1	↑0.6
3/12 14:40	113.5	↑0.4
3/12 14:50	113.6	↑0.1	満潮
3/12 15:00	113.5	↓-0.1
3/12 15:10	113.1	↓-0.4
3/12 15:20	112.5	↓-0.6
3/12 15:30	111.5	↓-1.0
3/12 15:40	110.3	↓-1.2
3/12 15:50	108.7	↓-1.6
3/12 16:00	106.9	↓-1.8
3/12 16:10	104.8	↓-2.1
3/12 16:20	102.4	↓-2.4
3/12 16:30	99.8	↓-2.6
3/12 16:40	96.9	↓-2.9
3/12 16:50	93.8	↓-3.1
3/12 17:00	90.4	↓-3.4
3/12 17:10	86.9	↓-3.5
3/12 17:20	83.2	↓-3.7
3/12 17:30	79.3	↓-3.9
3/12 17:40	75.4	↓-3.9
3/12 17:50	71.3	↓-4.1
3/12 18:00	67.2	↓-4.1
3/12 18:10	63.1	↓-4.1
3/12 18:20	58.9	↓-4.2	最大潮位差
3/12 18:30	54.8	↓-4.1
3/12 18:40	50.7	↓-4.1
3/12 18:50	46.6	↓-4.1
3/12 19:00	42.7	↓-3.9
3/12 19:10	38.9	↓-3.8
3/12 19:20	35.2	↓-3.7
3/12 19:30	31.7	↓-3.5
3/12 19:40	28.4	↓-3.3
3/12 19:50	25.3	↓-3.1
3/12 20:00	22.3	↓-3.0
3/12 20:10	19.6	↓-2.7
3/12 20:20	17.2	↓-2.4
3/12 20:30	15.0	↓-2.2
3/12 20:40	13.1	↓-1.9
3/12 20:50	11.4	↓-1.7
3/12 21:00	10.1	↓-1.3
3/12 21:10	9.0	↓-1.1
3/12 21:20	8.3	↓-0.7
3/12 21:30	7.9	↓-0.4	干潮
3/12 21:40	7.9	0
3/12 21:50	8.1	↑0.2
3/12 22:00	8.7	↑0.6
3/12 22:10	9.7	↑1.0
3/12 22:20	11.0	↑1.3
3/12 22:30	12.5	↑1.5
3/12 22:40	14.4	↑1.9
3/12 22:50	16.6	↑2.2
3/12 23:00	19.1	↑2.5
3/12 23:10	21.9	↑2.8
3/12 23:20	24.8	↑2.9
3/12 23:30	28.0	↑3.2
3/12 23:40	31.4	↑3.4
3/12 23:50	35.0	↑3.6