13 (土)	10:21	03:36	23:33	17:25
	118cm	62cm	95cm	65cm
小潮 出 06:41 入 16:24 出 00:13 入 12:15

日立（茨城）2025年12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
12/13 00:00	85.6	↓-1.4
12/13 00:10	84.1	↓-1.5
12/13 00:20	82.7	↓-1.4
12/13 00:30	81.2	↓-1.5
12/13 00:40	79.7	↓-1.5
12/13 00:50	78.2	↓-1.5
12/13 01:00	76.7	↓-1.5
12/13 01:10	75.2	↓-1.5
12/13 01:20	73.7	↓-1.5
12/13 01:30	72.3	↓-1.4
12/13 01:40	70.9	↓-1.4
12/13 01:50	69.6	↓-1.3
12/13 02:00	68.3	↓-1.3
12/13 02:10	67.2	↓-1.1
12/13 02:20	66.1	↓-1.1
12/13 02:30	65.1	↓-1.0
12/13 02:40	64.2	↓-0.9
12/13 02:50	63.5	↓-0.7
12/13 03:00	62.9	↓-0.6
12/13 03:10	62.4	↓-0.5
12/13 03:20	62.1	↓-0.3
12/13 03:30	61.9	↓-0.2	干潮
12/13 03:40	61.9	0
12/13 03:50	62.1	↑0.2
12/13 04:00	62.4	↑0.3
12/13 04:10	62.9	↑0.5
12/13 04:20	63.6	↑0.7
12/13 04:30	64.4	↑0.8
12/13 04:40	65.4	↑1.0
12/13 04:50	66.5	↑1.1
12/13 05:00	67.8	↑1.3
12/13 05:10	69.1	↑1.3
12/13 05:20	70.7	↑1.6
12/13 05:30	72.3	↑1.6
12/13 05:40	74.0	↑1.7
12/13 05:50	75.8	↑1.8
12/13 06:00	77.7	↑1.9
12/13 06:10	79.7	↑2.0
12/13 06:20	81.7	↑2.0
12/13 06:30	83.8	↑2.1
12/13 06:40	85.9	↑2.1
12/13 06:50	88.0	↑2.1
12/13 07:00	90.2	↑2.2	最大潮位差
12/13 07:10	92.3	↑2.1
12/13 07:20	94.4	↑2.1
12/13 07:30	96.5	↑2.1
12/13 07:40	98.6	↑2.1
12/13 07:50	100.6	↑2.0
12/13 08:00	102.5	↑1.9
12/13 08:10	104.3	↑1.8
12/13 08:20	106.1	↑1.8
12/13 08:30	107.8	↑1.7
12/13 08:40	109.3	↑1.5
12/13 08:50	110.8	↑1.5
12/13 09:00	112.1	↑1.3
12/13 09:10	113.3	↑1.2
12/13 09:20	114.3	↑1.0
12/13 09:30	115.2	↑0.9
12/13 09:40	115.9	↑0.7
12/13 09:50	116.5	↑0.6
12/13 10:00	116.9	↑0.4
12/13 10:10	117.1	↑0.2
12/13 10:20	117.2	↑0.1	満潮
12/13 10:30	117.1	↓-0.1
12/13 10:40	116.9	↓-0.2
12/13 10:50	116.5	↓-0.4
12/13 11:00	116.0	↓-0.5
12/13 11:10	115.3	↓-0.7
12/13 11:20	114.5	↓-0.8
12/13 11:30	113.6	↓-0.9
12/13 11:40	112.5	↓-1.1
12/13 11:50	111.3	↓-1.2
12/13 12:00	110.0	↓-1.3
12/13 12:10	108.7	↓-1.3
12/13 12:20	107.2	↓-1.5
12/13 12:30	105.6	↓-1.6
12/13 12:40	104.0	↓-1.6
12/13 12:50	102.2	↓-1.8
12/13 13:00	100.5	↓-1.7
12/13 13:10	98.6	↓-1.9
12/13 13:20	96.7	↓-1.9
12/13 13:30	94.8	↓-1.9
12/13 13:40	92.9	↓-1.9
12/13 13:50	90.9	↓-2.0
12/13 14:00	89.0	↓-1.9
12/13 14:10	87.0	↓-2.0
12/13 14:20	85.1	↓-1.9
12/13 14:30	83.2	↓-1.9
12/13 14:40	81.3	↓-1.9
12/13 14:50	79.5	↓-1.8
12/13 15:00	77.8	↓-1.7
12/13 15:10	76.1	↓-1.7
12/13 15:20	74.5	↓-1.6
12/13 15:30	73.0	↓-1.5
12/13 15:40	71.6	↓-1.4
12/13 15:50	70.4	↓-1.2
12/13 16:00	69.2	↓-1.2
12/13 16:10	68.2	↓-1.0
12/13 16:20	67.3	↓-0.9
12/13 16:30	66.5	↓-0.8
12/13 16:40	65.9	↓-0.6
12/13 16:50	65.4	↓-0.5
12/13 17:00	65.0	↓-0.4
12/13 17:10	64.8	↓-0.2
12/13 17:20	64.7	↓-0.1	干潮
12/13 17:30	64.7	0
12/13 17:40	64.8	↑0.1
12/13 17:50	65.1	↑0.3
12/13 18:00	65.4	↑0.3
12/13 18:10	65.9	↑0.5
12/13 18:20	66.4	↑0.5
12/13 18:30	67.1	↑0.7
12/13 18:40	67.8	↑0.7
12/13 18:50	68.7	↑0.9
12/13 19:00	69.6	↑0.9
12/13 19:10	70.6	↑1.0
12/13 19:20	71.6	↑1.0
12/13 19:30	72.7	↑1.1
12/13 19:40	73.9	↑1.2
12/13 19:50	75.1	↑1.2
12/13 20:00	76.3	↑1.2
12/13 20:10	77.6	↑1.3
12/13 20:20	78.9	↑1.3
12/13 20:30	80.2	↑1.3
12/13 20:40	81.5	↑1.3
12/13 20:50	82.8	↑1.3
12/13 21:00	84.0	↑1.2
12/13 21:10	85.2	↑1.2
12/13 21:20	86.4	↑1.2
12/13 21:30	87.5	↑1.1
12/13 21:40	88.6	↑1.1
12/13 21:50	89.6	↑1.0
12/13 22:00	90.5	↑0.9
12/13 22:10	91.3	↑0.8
12/13 22:20	92.1	↑0.8
12/13 22:30	92.7	↑0.6
12/13 22:40	93.3	↑0.6
12/13 22:50	93.7	↑0.4
12/13 23:00	94.1	↑0.4
12/13 23:10	94.3	↑0.2
12/13 23:20	94.5	↑0.2
12/13 23:30	94.6	↑0.1	満潮
12/13 23:40	94.6	0
12/13 23:50	94.4	↓-0.2