01 (水)	14:54	04:20	18:19	17:42
	123cm	56cm	122cm	122cm
長潮 出 05:33 入 17:23 出 14:02 入 23:36

日立（茨城）2025年10月01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
10/1 00:00	85.6	↓-2.0	最大潮位差
10/1 00:10	83.6	↓-2.0	最大潮位差
10/1 00:20	81.7	↓-1.9
10/1 00:30	79.8	↓-1.9
10/1 00:40	77.9	↓-1.9
10/1 00:50	76.1	↓-1.8
10/1 01:00	74.4	↓-1.7
10/1 01:10	72.7	↓-1.7
10/1 01:20	71.0	↓-1.7
10/1 01:30	69.5	↓-1.5
10/1 01:40	68.0	↓-1.5
10/1 01:50	66.5	↓-1.5
10/1 02:00	65.1	↓-1.4
10/1 02:10	63.8	↓-1.3
10/1 02:20	62.6	↓-1.2
10/1 02:30	61.5	↓-1.1
10/1 02:40	60.4	↓-1.1
10/1 02:50	59.4	↓-1.0
10/1 03:00	58.6	↓-0.8
10/1 03:10	57.8	↓-0.8
10/1 03:20	57.1	↓-0.7
10/1 03:30	56.5	↓-0.6
10/1 03:40	56.0	↓-0.5
10/1 03:50	55.7	↓-0.3
10/1 04:00	55.4	↓-0.3
10/1 04:10	55.2	↓-0.2	干潮
10/1 04:20	55.2	0	干潮
10/1 04:30	55.2	0
10/1 04:40	55.4	↑0.2
10/1 04:50	55.7	↑0.3
10/1 05:00	56.0	↑0.3
10/1 05:10	56.5	↑0.5
10/1 05:20	57.1	↑0.6
10/1 05:30	57.7	↑0.6
10/1 05:40	58.5	↑0.8
10/1 05:50	59.3	↑0.8
10/1 06:00	60.2	↑0.9
10/1 06:10	61.1	↑0.9
10/1 06:20	62.2	↑1.1
10/1 06:30	63.3	↑1.1
10/1 06:40	64.5	↑1.2
10/1 06:50	65.7	↑1.2
10/1 07:00	67.0	↑1.3
10/1 07:10	68.4	↑1.4
10/1 07:20	69.8	↑1.4
10/1 07:30	71.2	↑1.4
10/1 07:40	72.8	↑1.6
10/1 07:50	74.3	↑1.5
10/1 08:00	75.9	↑1.6
10/1 08:10	77.6	↑1.7
10/1 08:20	79.3	↑1.7
10/1 08:30	81.0	↑1.7
10/1 08:40	82.7	↑1.7
10/1 08:50	84.4	↑1.7
10/1 09:00	86.2	↑1.8
10/1 09:10	88.0	↑1.8
10/1 09:20	89.7	↑1.7
10/1 09:30	91.4	↑1.7
10/1 09:40	93.2	↑1.8
10/1 09:50	94.9	↑1.7
10/1 10:00	96.5	↑1.6
10/1 10:10	98.2	↑1.7
10/1 10:20	99.8	↑1.6
10/1 10:30	101.4	↑1.6
10/1 10:40	102.9	↑1.5
10/1 10:50	104.4	↑1.5
10/1 11:00	105.8	↑1.4
10/1 11:10	107.1	↑1.3
10/1 11:20	108.5	↑1.4
10/1 11:30	109.7	↑1.2
10/1 11:40	111.0	↑1.3
10/1 11:50	112.1	↑1.1
10/1 12:00	113.2	↑1.1
10/1 12:10	114.3	↑1.1
10/1 12:20	115.3	↑1.0
10/1 12:30	116.2	↑0.9
10/1 12:40	117.0	↑0.8
10/1 12:50	117.8	↑0.8
10/1 13:00	118.6	↑0.8
10/1 13:10	119.2	↑0.6
10/1 13:20	119.8	↑0.6
10/1 13:30	120.3	↑0.5
10/1 13:40	120.8	↑0.5
10/1 13:50	121.2	↑0.4
10/1 14:00	121.5	↑0.3
10/1 14:10	121.7	↑0.2
10/1 14:20	121.9	↑0.2
10/1 14:30	122.0	↑0.1
10/1 14:40	122.1	↑0.1
10/1 14:50	122.2	↑0.1	満潮
10/1 15:00	122.1	↓-0.1
10/1 15:10	122.1	0
10/1 15:20	122.0	↓-0.1
10/1 15:30	121.9	↓-0.1
10/1 15:40	121.8	↓-0.1
10/1 15:50	121.7	↓-0.1
10/1 16:00	121.6	↓-0.1
10/1 16:10	121.5	↓-0.1
10/1 16:20	121.4	↓-0.1
10/1 16:30	121.3	↓-0.1
10/1 16:40	121.3	0
10/1 16:50	121.2	↓-0.1
10/1 17:00	121.2	0
10/1 17:10	121.1	↓-0.1
10/1 17:20	121.1	0
10/1 17:30	121.1	0
10/1 17:40	121.1	0	干潮
10/1 17:50	121.1	0
10/1 18:00	121.1	0
10/1 18:10	121.1	0	満潮
10/1 18:20	121.1	0
10/1 18:30	121.1	0
10/1 18:40	121.1	0
10/1 18:50	121.1	0
10/1 19:00	121.0	↓-0.1
10/1 19:10	121.0	0
10/1 19:20	120.9	↓-0.1
10/1 19:30	120.8	↓-0.1
10/1 19:40	120.7	↓-0.1
10/1 19:50	120.6	↓-0.1
10/1 20:00	120.5	↓-0.1
10/1 20:10	120.3	↓-0.2
10/1 20:20	120.1	↓-0.2
10/1 20:30	119.9	↓-0.2
10/1 20:40	119.6	↓-0.3
10/1 20:50	119.3	↓-0.3
10/1 21:00	119.0	↓-0.3
10/1 21:10	118.6	↓-0.4
10/1 21:20	118.1	↓-0.5
10/1 21:30	117.6	↓-0.5
10/1 21:40	117.0	↓-0.6
10/1 21:50	116.4	↓-0.6
10/1 22:00	115.7	↓-0.7
10/1 22:10	114.9	↓-0.8
10/1 22:20	114.1	↓-0.8
10/1 22:30	113.2	↓-0.9
10/1 22:40	112.2	↓-1.0
10/1 22:50	111.1	↓-1.1
10/1 23:00	110.0	↓-1.1
10/1 23:10	108.8	↓-1.2
10/1 23:20	107.6	↓-1.2
10/1 23:30	106.3	↓-1.3
10/1 23:40	105.0	↓-1.3
10/1 23:50	103.6	↓-1.4