14 (火)	06:24	11:14	16:23	23:47
	129cm	93cm	137cm	6cm
中潮 出 06:41 入 16:25 出 18:31 入 08:37

日立（茨城）2038年12月14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
12/14 00:00	8.8	↑1.5
12/14 00:10	10.6	↑1.8
12/14 00:20	12.8	↑2.2
12/14 00:30	15.3	↑2.5
12/14 00:40	18.1	↑2.8
12/14 00:50	21.2	↑3.1
12/14 01:00	24.6	↑3.4
12/14 01:10	28.3	↑3.7
12/14 01:20	32.1	↑3.8
12/14 01:30	36.2	↑4.1
12/14 01:40	40.4	↑4.2
12/14 01:50	44.8	↑4.4
12/14 02:00	49.3	↑4.5
12/14 02:10	53.9	↑4.6
12/14 02:20	58.6	↑4.7
12/14 02:30	63.3	↑4.7
12/14 02:40	68.0	↑4.7
12/14 02:50	72.6	↑4.6
12/14 03:00	77.2	↑4.6
12/14 03:10	81.6	↑4.4
12/14 03:20	86.0	↑4.4
12/14 03:30	90.2	↑4.2
12/14 03:40	94.3	↑4.1
12/14 03:50	98.2	↑3.9
12/14 04:00	101.9	↑3.7
12/14 04:10	105.4	↑3.5
12/14 04:20	108.7	↑3.3
12/14 04:30	111.7	↑3.0
12/14 04:40	114.6	↑2.9
12/14 04:50	117.1	↑2.5
12/14 05:00	119.5	↑2.4
12/14 05:10	121.5	↑2.0
12/14 05:20	123.3	↑1.8
12/14 05:30	124.9	↑1.6
12/14 05:40	126.1	↑1.2
12/14 05:50	127.1	↑1.0
12/14 06:00	127.9	↑0.8
12/14 06:10	128.3	↑0.4
12/14 06:20	128.5	↑0.2	満潮
12/14 06:30	128.5	0
12/14 06:40	128.2	↓-0.3
12/14 06:50	127.6	↓-0.6
12/14 07:00	126.9	↓-0.7
12/14 07:10	125.9	↓-1.0
12/14 07:20	124.7	↓-1.2
12/14 07:30	123.3	↓-1.4
12/14 07:40	121.8	↓-1.5
12/14 07:50	120.1	↓-1.7
12/14 08:00	118.3	↓-1.8
12/14 08:10	116.5	↓-1.8
12/14 08:20	114.5	↓-2.0
12/14 08:30	112.6	↓-1.9
12/14 08:40	110.6	↓-2.0
12/14 08:50	108.6	↓-2.0
12/14 09:00	106.7	↓-1.9
12/14 09:10	104.8	↓-1.9
12/14 09:20	103.0	↓-1.8
12/14 09:30	101.3	↓-1.7
12/14 09:40	99.7	↓-1.6
12/14 09:50	98.3	↓-1.4
12/14 10:00	97.0	↓-1.3
12/14 10:10	95.8	↓-1.2
12/14 10:20	94.8	↓-1.0
12/14 10:30	93.9	↓-0.9
12/14 10:40	93.3	↓-0.6
12/14 10:50	92.7	↓-0.6
12/14 11:00	92.4	↓-0.3
12/14 11:10	92.3	↓-0.1	干潮
12/14 11:20	92.3	0
12/14 11:30	92.5	↑0.2
12/14 11:40	93.0	↑0.5
12/14 11:50	93.5	↑0.5
12/14 12:00	94.3	↑0.8
12/14 12:10	95.3	↑1.0
12/14 12:20	96.4	↑1.1
12/14 12:30	97.7	↑1.3
12/14 12:40	99.2	↑1.5
12/14 12:50	100.8	↑1.6
12/14 13:00	102.6	↑1.8
12/14 13:10	104.5	↑1.9
12/14 13:20	106.5	↑2.0
12/14 13:30	108.6	↑2.1
12/14 13:40	110.7	↑2.1
12/14 13:50	113.0	↑2.3
12/14 14:00	115.2	↑2.2
12/14 14:10	117.5	↑2.3
12/14 14:20	119.7	↑2.2
12/14 14:30	121.9	↑2.2
12/14 14:40	124.0	↑2.1
12/14 14:50	126.0	↑2.0
12/14 15:00	127.9	↑1.9
12/14 15:10	129.6	↑1.7
12/14 15:20	131.2	↑1.6
12/14 15:30	132.6	↑1.4
12/14 15:40	133.7	↑1.1
12/14 15:50	134.7	↑1.0
12/14 16:00	135.4	↑0.7
12/14 16:10	135.8	↑0.4
12/14 16:20	136.0	↑0.2	満潮
12/14 16:30	136.0	0
12/14 16:40	135.6	↓-0.4
12/14 16:50	135.0	↓-0.6
12/14 17:00	134.1	↓-0.9
12/14 17:10	133.0	↓-1.1
12/14 17:20	131.5	↓-1.5
12/14 17:30	129.8	↓-1.7
12/14 17:40	127.8	↓-2.0
12/14 17:50	125.6	↓-2.2
12/14 18:00	123.1	↓-2.5
12/14 18:10	120.3	↓-2.8
12/14 18:20	117.3	↓-3.0
12/14 18:30	114.0	↓-3.3
12/14 18:40	110.5	↓-3.5
12/14 18:50	106.8	↓-3.7
12/14 19:00	102.9	↓-3.9
12/14 19:10	98.8	↓-4.1
12/14 19:20	94.6	↓-4.2
12/14 19:30	90.1	↓-4.5
12/14 19:40	85.6	↓-4.5
12/14 19:50	80.9	↓-4.7
12/14 20:00	76.2	↓-4.7
12/14 20:10	71.4	↓-4.8	最大潮位差
12/14 20:20	66.7	↓-4.7
12/14 20:30	61.9	↓-4.8	最大潮位差
12/14 20:40	57.1	↓-4.8	最大潮位差
12/14 20:50	52.5	↓-4.6
12/14 21:00	47.9	↓-4.6
12/14 21:10	43.4	↓-4.5
12/14 21:20	39.2	↓-4.2
12/14 21:30	35.0	↓-4.2
12/14 21:40	31.1	↓-3.9
12/14 21:50	27.5	↓-3.6
12/14 22:00	24.0	↓-3.5
12/14 22:10	20.8	↓-3.2
12/14 22:20	17.9	↓-2.9
12/14 22:30	15.3	↓-2.6
12/14 22:40	13.0	↓-2.3
12/14 22:50	11.0	↓-2.0
12/14 23:00	9.3	↓-1.7
12/14 23:10	7.9	↓-1.4
12/14 23:20	6.9	↓-1.0
12/14 23:30	6.2	↓-0.7
12/14 23:40	5.8	↓-0.4	干潮
12/14 23:50	5.8	0