11 (土)	04:32	09:36	14:59	22:08
	127cm	86cm	136cm	10cm
大潮 出 06:39 入 16:24 出 16:08 入 05:52

日立（茨城）2038年12月11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
12/11 00:00	47.9	↑4.0
12/11 00:10	52.0	↑4.1
12/11 00:20	56.2	↑4.2
12/11 00:30	60.4	↑4.2
12/11 00:40	64.8	↑4.4
12/11 00:50	69.1	↑4.3
12/11 01:00	73.4	↑4.3
12/11 01:10	77.6	↑4.2
12/11 01:20	81.8	↑4.2
12/11 01:30	85.9	↑4.1
12/11 01:40	89.8	↑3.9
12/11 01:50	93.7	↑3.9
12/11 02:00	97.4	↑3.7
12/11 02:10	100.9	↑3.5
12/11 02:20	104.2	↑3.3
12/11 02:30	107.3	↑3.1
12/11 02:40	110.3	↑3.0
12/11 02:50	113.0	↑2.7
12/11 03:00	115.5	↑2.5
12/11 03:10	117.7	↑2.2
12/11 03:20	119.7	↑2.0
12/11 03:30	121.5	↑1.8
12/11 03:40	122.9	↑1.4
12/11 03:50	124.2	↑1.3
12/11 04:00	125.1	↑0.9
12/11 04:10	125.8	↑0.7
12/11 04:20	126.3	↑0.5
12/11 04:30	126.4	↑0.1	満潮
12/11 04:40	126.3	↓-0.1
12/11 04:50	126.0	↓-0.3
12/11 05:00	125.3	↓-0.7
12/11 05:10	124.5	↓-0.8
12/11 05:20	123.4	↓-1.1
12/11 05:30	122.1	↓-1.3
12/11 05:40	120.6	↓-1.5
12/11 05:50	119.0	↓-1.6
12/11 06:00	117.2	↓-1.8
12/11 06:10	115.3	↓-1.9
12/11 06:20	113.2	↓-2.1
12/11 06:30	111.1	↓-2.1
12/11 06:40	109.0	↓-2.1
12/11 06:50	106.8	↓-2.2
12/11 07:00	104.7	↓-2.1
12/11 07:10	102.6	↓-2.1
12/11 07:20	100.5	↓-2.1
12/11 07:30	98.5	↓-2.0
12/11 07:40	96.6	↓-1.9
12/11 07:50	94.8	↓-1.8
12/11 08:00	93.1	↓-1.7
12/11 08:10	91.6	↓-1.5
12/11 08:20	90.2	↓-1.4
12/11 08:30	88.9	↓-1.3
12/11 08:40	87.9	↓-1.0
12/11 08:50	86.9	↓-1.0
12/11 09:00	86.2	↓-0.7
12/11 09:10	85.6	↓-0.6
12/11 09:20	85.3	↓-0.3
12/11 09:30	85.1	↓-0.2	干潮
12/11 09:40	85.1	0
12/11 09:50	85.3	↑0.2
12/11 10:00	85.7	↑0.4
12/11 10:10	86.3	↑0.6
12/11 10:20	87.1	↑0.8
12/11 10:30	88.1	↑1.0
12/11 10:40	89.3	↑1.2
12/11 10:50	90.7	↑1.4
12/11 11:00	92.2	↑1.5
12/11 11:10	94.0	↑1.8
12/11 11:20	95.9	↑1.9
12/11 11:30	97.9	↑2.0
12/11 11:40	100.1	↑2.2
12/11 11:50	102.3	↑2.2
12/11 12:00	104.7	↑2.4
12/11 12:10	107.1	↑2.4
12/11 12:20	109.6	↑2.5
12/11 12:30	112.1	↑2.5
12/11 12:40	114.5	↑2.4
12/11 12:50	117.0	↑2.5
12/11 13:00	119.3	↑2.3
12/11 13:10	121.6	↑2.3
12/11 13:20	123.7	↑2.1
12/11 13:30	125.8	↑2.1
12/11 13:40	127.6	↑1.8
12/11 13:50	129.3	↑1.7
12/11 14:00	130.8	↑1.5
12/11 14:10	132.1	↑1.3
12/11 14:20	133.2	↑1.1
12/11 14:30	134.0	↑0.8
12/11 14:40	134.6	↑0.6
12/11 14:50	134.9	↑0.3	満潮
12/11 15:00	135.0	↑0.1
12/11 15:10	134.8	↓-0.2
12/11 15:20	134.4	↓-0.4
12/11 15:30	133.7	↓-0.7
12/11 15:40	132.7	↓-1.0
12/11 15:50	131.4	↓-1.3
12/11 16:00	129.9	↓-1.5
12/11 16:10	128.1	↓-1.8
12/11 16:20	125.9	↓-2.2
12/11 16:30	123.6	↓-2.3
12/11 16:40	120.9	↓-2.7
12/11 16:50	118.0	↓-2.9
12/11 17:00	114.8	↓-3.2
12/11 17:10	111.3	↓-3.5
12/11 17:20	107.6	↓-3.7
12/11 17:30	103.7	↓-3.9
12/11 17:40	99.6	↓-4.1
12/11 17:50	95.3	↓-4.3
12/11 18:00	90.9	↓-4.4
12/11 18:10	86.3	↓-4.6
12/11 18:20	81.6	↓-4.7
12/11 18:30	76.8	↓-4.8	最大潮位差
12/11 18:40	72.0	↓-4.8	最大潮位差
12/11 18:50	67.2	↓-4.8	最大潮位差
12/11 19:00	62.5	↓-4.7
12/11 19:10	57.8	↓-4.7
12/11 19:20	53.1	↓-4.7
12/11 19:30	48.6	↓-4.5
12/11 19:40	44.2	↓-4.4
12/11 19:50	40.1	↓-4.1
12/11 20:00	36.1	↓-4.0
12/11 20:10	32.3	↓-3.8
12/11 20:20	28.7	↓-3.6
12/11 20:30	25.5	↓-3.2
12/11 20:40	22.5	↓-3.0
12/11 20:50	19.7	↓-2.8
12/11 21:00	17.3	↓-2.4
12/11 21:10	15.2	↓-2.1
12/11 21:20	13.4	↓-1.8
12/11 21:30	12.0	↓-1.4
12/11 21:40	10.8	↓-1.2
12/11 21:50	10.0	↓-0.8
12/11 22:00	9.6	↓-0.4	干潮
12/11 22:10	9.5	↓-0.1
12/11 22:20	9.8	↑0.3
12/11 22:30	10.4	↑0.6
12/11 22:40	11.4	↑1.0
12/11 22:50	12.7	↑1.3
12/11 23:00	14.4	↑1.7
12/11 23:10	16.4	↑2.0
12/11 23:20	18.8	↑2.4
12/11 23:30	21.4	↑2.6
12/11 23:40	24.4	↑3.0
12/11 23:50	27.7	↑3.3