7 (木)	13:42	05:01	21:54	18:02
	121cm	50cm	117cm	111cm
小潮 出 05:38 入 17:14 出 14:20 入 -

日立（茨城）2038年10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
10/7 00:00	95.2	↓-2.1
10/7 00:10	93.1	↓-2.1
10/7 00:20	90.9	↓-2.2
10/7 00:30	88.8	↓-2.1
10/7 00:40	86.6	↓-2.2
10/7 00:50	84.4	↓-2.2
10/7 01:00	82.3	↓-2.1
10/7 01:10	80.1	↓-2.2
10/7 01:20	78.0	↓-2.1
10/7 01:30	75.8	↓-2.2
10/7 01:40	73.8	↓-2.0
10/7 01:50	71.7	↓-2.1
10/7 02:00	69.7	↓-2.0
10/7 02:10	67.7	↓-2.0
10/7 02:20	65.8	↓-1.9
10/7 02:30	64.0	↓-1.8
10/7 02:40	62.2	↓-1.8
10/7 02:50	60.5	↓-1.7
10/7 03:00	58.9	↓-1.6
10/7 03:10	57.4	↓-1.5
10/7 03:20	56.0	↓-1.4
10/7 03:30	54.7	↓-1.3
10/7 03:40	53.6	↓-1.1
10/7 03:50	52.5	↓-1.1
10/7 04:00	51.6	↓-0.9
10/7 04:10	50.9	↓-0.7
10/7 04:20	50.2	↓-0.7
10/7 04:30	49.7	↓-0.5
10/7 04:40	49.4	↓-0.3
10/7 04:50	49.2	↓-0.2
10/7 05:00	49.1	↓-0.1	干潮
10/7 05:10	49.2	↑0.1
10/7 05:20	49.4	↑0.2
10/7 05:30	49.7	↑0.3
10/7 05:40	50.2	↑0.5
10/7 05:50	50.8	↑0.6
10/7 06:00	51.6	↑0.8
10/7 06:10	52.4	↑0.8
10/7 06:20	53.4	↑1.0
10/7 06:30	54.5	↑1.1
10/7 06:40	55.7	↑1.2
10/7 06:50	57.1	↑1.4
10/7 07:00	58.5	↑1.4
10/7 07:10	60.1	↑1.6
10/7 07:20	61.7	↑1.6
10/7 07:30	63.4	↑1.7
10/7 07:40	65.3	↑1.9
10/7 07:50	67.2	↑1.9
10/7 08:00	69.2	↑2.0
10/7 08:10	71.2	↑2.0
10/7 08:20	73.3	↑2.1
10/7 08:30	75.5	↑2.2
10/7 08:40	77.6	↑2.1
10/7 08:50	79.9	↑2.3	最大潮位差
10/7 09:00	82.1	↑2.2
10/7 09:10	84.3	↑2.2
10/7 09:20	86.5	↑2.2
10/7 09:30	88.8	↑2.3	最大潮位差
10/7 09:40	91.0	↑2.2
10/7 09:50	93.1	↑2.1
10/7 10:00	95.2	↑2.1
10/7 10:10	97.3	↑2.1
10/7 10:20	99.3	↑2.0
10/7 10:30	101.2	↑1.9
10/7 10:40	103.1	↑1.9
10/7 10:50	104.9	↑1.8
10/7 11:00	106.6	↑1.7
10/7 11:10	108.2	↑1.6
10/7 11:20	109.7	↑1.5
10/7 11:30	111.1	↑1.4
10/7 11:40	112.5	↑1.4
10/7 11:50	113.7	↑1.2
10/7 12:00	114.9	↑1.2
10/7 12:10	115.9	↑1.0
10/7 12:20	116.8	↑0.9
10/7 12:30	117.6	↑0.8
10/7 12:40	118.4	↑0.8
10/7 12:50	119.0	↑0.6
10/7 13:00	119.5	↑0.5
10/7 13:10	119.8	↑0.3
10/7 13:20	120.1	↑0.3
10/7 13:30	120.3	↑0.2
10/7 13:40	120.3	0	満潮
10/7 13:50	120.3	0
10/7 14:00	120.2	↓-0.1
10/7 14:10	120.0	↓-0.2
10/7 14:20	119.7	↓-0.3
10/7 14:30	119.3	↓-0.4
10/7 14:40	118.8	↓-0.5
10/7 14:50	118.4	↓-0.4
10/7 15:00	117.8	↓-0.6
10/7 15:10	117.3	↓-0.5
10/7 15:20	116.7	↓-0.6
10/7 15:30	116.1	↓-0.6
10/7 15:40	115.5	↓-0.6
10/7 15:50	114.9	↓-0.6
10/7 16:00	114.4	↓-0.5
10/7 16:10	113.8	↓-0.6
10/7 16:20	113.3	↓-0.5
10/7 16:30	112.9	↓-0.4
10/7 16:40	112.4	↓-0.5
10/7 16:50	112.1	↓-0.3
10/7 17:00	111.7	↓-0.4
10/7 17:10	111.5	↓-0.2
10/7 17:20	111.2	↓-0.3
10/7 17:30	111.1	↓-0.1
10/7 17:40	110.9	↓-0.2
10/7 17:50	110.9	0
10/7 18:00	110.8	↓-0.1	干潮
10/7 18:10	110.9	↑0.1
10/7 18:20	110.9	0
10/7 18:30	111.0	↑0.1
10/7 18:40	111.2	↑0.2
10/7 18:50	111.3	↑0.1
10/7 19:00	111.6	↑0.3
10/7 19:10	111.8	↑0.2
10/7 19:20	112.1	↑0.3
10/7 19:30	112.4	↑0.3
10/7 19:40	112.7	↑0.3
10/7 19:50	113.1	↑0.4
10/7 20:00	113.4	↑0.3
10/7 20:10	113.8	↑0.4
10/7 20:20	114.2	↑0.4
10/7 20:30	114.5	↑0.3
10/7 20:40	114.9	↑0.4
10/7 20:50	115.2	↑0.3
10/7 21:00	115.5	↑0.3
10/7 21:10	115.8	↑0.3
10/7 21:20	116.0	↑0.2
10/7 21:30	116.2	↑0.2
10/7 21:40	116.3	↑0.1
10/7 21:50	116.4	↑0.1	満潮
10/7 22:00	116.4	0
10/7 22:10	116.3	↓-0.1
10/7 22:20	116.1	↓-0.2
10/7 22:30	115.9	↓-0.2
10/7 22:40	115.5	↓-0.4
10/7 22:50	115.1	↓-0.4
10/7 23:00	114.6	↓-0.5
10/7 23:10	114.0	↓-0.6
10/7 23:20	113.4	↓-0.6
10/7 23:30	112.6	↓-0.8
10/7 23:40	111.8	↓-0.8
10/7 23:50	110.9	↓-0.9