11 (木)	02:23	07:01	12:42	20:09
	111cm	86cm	128cm	28cm
中潮 出 06:39 入 16:24 出 02:55 入 13:49

日立（茨城）2031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	95.1	↑2.2
12/11 00:10	97.1	↑2.0
12/11 00:20	99.1	↑2.0
12/11 00:30	100.9	↑1.8
12/11 00:40	102.6	↑1.7
12/11 00:50	104.1	↑1.5
12/11 01:00	105.5	↑1.4
12/11 01:10	106.8	↑1.3
12/11 01:20	107.9	↑1.1
12/11 01:30	108.8	↑0.9
12/11 01:40	109.6	↑0.8
12/11 01:50	110.2	↑0.6
12/11 02:00	110.6	↑0.4
12/11 02:10	110.9	↑0.3
12/11 02:20	111.0	↑0.1	満潮
12/11 02:30	110.9	↓-0.1
12/11 02:40	110.7	↓-0.2
12/11 02:50	110.3	↓-0.4
12/11 03:00	109.8	↓-0.5
12/11 03:10	109.1	↓-0.7
12/11 03:20	108.2	↓-0.9
12/11 03:30	107.3	↓-0.9
12/11 03:40	106.2	↓-1.1
12/11 03:50	105.0	↓-1.2
12/11 04:00	103.7	↓-1.3
12/11 04:10	102.3	↓-1.4
12/11 04:20	100.9	↓-1.4
12/11 04:30	99.4	↓-1.5
12/11 04:40	98.0	↓-1.4
12/11 04:50	96.5	↓-1.5
12/11 05:00	95.1	↓-1.4
12/11 05:10	93.7	↓-1.4
12/11 05:20	92.3	↓-1.4
12/11 05:30	91.1	↓-1.2
12/11 05:40	90.0	↓-1.1
12/11 05:50	88.9	↓-1.1
12/11 06:00	88.0	↓-0.9
12/11 06:10	87.2	↓-0.8
12/11 06:20	86.5	↓-0.7
12/11 06:30	86.0	↓-0.5
12/11 06:40	85.7	↓-0.3
12/11 06:50	85.4	↓-0.3
12/11 07:00	85.4	0	干潮
12/11 07:10	85.5	↑0.1
12/11 07:20	85.7	↑0.2
12/11 07:30	86.1	↑0.4
12/11 07:40	86.6	↑0.5
12/11 07:50	87.2	↑0.6
12/11 08:00	88.1	↑0.9
12/11 08:10	89.0	↑0.9
12/11 08:20	90.1	↑1.1
12/11 08:30	91.3	↑1.2
12/11 08:40	92.6	↑1.3
12/11 08:50	94.1	↑1.5
12/11 09:00	95.7	↑1.6
12/11 09:10	97.3	↑1.6
12/11 09:20	99.1	↑1.8
12/11 09:30	100.9	↑1.8
12/11 09:40	102.8	↑1.9
12/11 09:50	104.8	↑2.0
12/11 10:00	106.8	↑2.0
12/11 10:10	108.8	↑2.0
12/11 10:20	110.8	↑2.0
12/11 10:30	112.7	↑1.9
12/11 10:40	114.7	↑2.0
12/11 10:50	116.5	↑1.8
12/11 11:00	118.3	↑1.8
12/11 11:10	120.0	↑1.7
12/11 11:20	121.5	↑1.5
12/11 11:30	122.9	↑1.4
12/11 11:40	124.2	↑1.3
12/11 11:50	125.3	↑1.1
12/11 12:00	126.2	↑0.9
12/11 12:10	126.9	↑0.7
12/11 12:20	127.5	↑0.6
12/11 12:30	127.8	↑0.3
12/11 12:40	127.9	↑0.1	満潮
12/11 12:50	127.9	0
12/11 13:00	127.6	↓-0.3
12/11 13:10	127.1	↓-0.5
12/11 13:20	126.4	↓-0.7
12/11 13:30	125.5	↓-0.9
12/11 13:40	124.4	↓-1.1
12/11 13:50	123.0	↓-1.4
12/11 14:00	121.5	↓-1.5
12/11 14:10	119.8	↓-1.7
12/11 14:20	117.9	↓-1.9
12/11 14:30	115.8	↓-2.1
12/11 14:40	113.5	↓-2.3
12/11 14:50	111.0	↓-2.5
12/11 15:00	108.4	↓-2.6
12/11 15:10	105.6	↓-2.8
12/11 15:20	102.6	↓-3.0
12/11 15:30	99.5	↓-3.1
12/11 15:40	96.2	↓-3.3
12/11 15:50	92.8	↓-3.4
12/11 16:00	89.3	↓-3.5
12/11 16:10	85.7	↓-3.6
12/11 16:20	82.1	↓-3.6
12/11 16:30	78.4	↓-3.7	最大潮位差
12/11 16:40	74.7	↓-3.7	最大潮位差
12/11 16:50	71.0	↓-3.7	最大潮位差
12/11 17:00	67.3	↓-3.7	最大潮位差
12/11 17:10	63.7	↓-3.6
12/11 17:20	60.2	↓-3.5
12/11 17:30	56.7	↓-3.5
12/11 17:40	53.4	↓-3.3
12/11 17:50	50.2	↓-3.2
12/11 18:00	47.1	↓-3.1
12/11 18:10	44.3	↓-2.8
12/11 18:20	41.6	↓-2.7
12/11 18:30	39.1	↓-2.5
12/11 18:40	36.9	↓-2.2
12/11 18:50	34.8	↓-2.1
12/11 19:00	33.0	↓-1.8
12/11 19:10	31.4	↓-1.6
12/11 19:20	30.1	↓-1.3
12/11 19:30	29.0	↓-1.1
12/11 19:40	28.2	↓-0.8
12/11 19:50	27.6	↓-0.6
12/11 20:00	27.2	↓-0.4	干潮
12/11 20:10	27.1	↓-0.1
12/11 20:20	27.3	↑0.2
12/11 20:30	27.7	↑0.4
12/11 20:40	28.4	↑0.7
12/11 20:50	29.4	↑1.0
12/11 21:00	30.6	↑1.2
12/11 21:10	32.0	↑1.4
12/11 21:20	33.7	↑1.7
12/11 21:30	35.6	↑1.9
12/11 21:40	37.8	↑2.2
12/11 21:50	40.1	↑2.3
12/11 22:00	42.7	↑2.6
12/11 22:10	45.5	↑2.8
12/11 22:20	48.4	↑2.9
12/11 22:30	51.5	↑3.1
12/11 22:40	54.7	↑3.2
12/11 22:50	58.0	↑3.3
12/11 23:00	61.5	↑3.5
12/11 23:10	64.9	↑3.4
12/11 23:20	68.4	↑3.5
12/11 23:30	72.0	↑3.6
12/11 23:40	75.5	↑3.5
12/11 23:50	79.0	↑3.5