1 (土)	02:10	07:29	13:24	20:20
	116cm	74cm	129cm	37cm
中潮 出 06:31 入 16:24 出 02:49 入 14:20

日立（茨城）2040年12月1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
12/1 00:00	100.4	↑2.2
12/1 00:10	102.5	↑2.1
12/1 00:20	104.4	↑1.9
12/1 00:30	106.2	↑1.8
12/1 00:40	107.9	↑1.7
12/1 00:50	109.4	↑1.5
12/1 01:00	110.8	↑1.4
12/1 01:10	111.9	↑1.1
12/1 01:20	112.9	↑1.0
12/1 01:30	113.7	↑0.8
12/1 01:40	114.4	↑0.7
12/1 01:50	114.8	↑0.4
12/1 02:00	115.1	↑0.3	満潮
12/1 02:10	115.2	↑0.1	満潮
12/1 02:20	115.0	↓-0.2
12/1 02:30	114.7	↓-0.3
12/1 02:40	114.2	↓-0.5
12/1 02:50	113.5	↓-0.7
12/1 03:00	112.6	↓-0.9
12/1 03:10	111.5	↓-1.1
12/1 03:20	110.3	↓-1.2
12/1 03:30	108.9	↓-1.4
12/1 03:40	107.3	↓-1.6
12/1 03:50	105.7	↓-1.6
12/1 04:00	103.9	↓-1.8
12/1 04:10	101.9	↓-2.0
12/1 04:20	100.0	↓-1.9
12/1 04:30	97.9	↓-2.1
12/1 04:40	95.8	↓-2.1
12/1 04:50	93.7	↓-2.1
12/1 05:00	91.6	↓-2.1
12/1 05:10	89.6	↓-2.0
12/1 05:20	87.6	↓-2.0
12/1 05:30	85.6	↓-2.0
12/1 05:40	83.8	↓-1.8
12/1 05:50	82.1	↓-1.7
12/1 06:00	80.5	↓-1.6
12/1 06:10	79.0	↓-1.5
12/1 06:20	77.7	↓-1.3
12/1 06:30	76.5	↓-1.2
12/1 06:40	75.5	↓-1.0
12/1 06:50	74.7	↓-0.8
12/1 07:00	74.1	↓-0.6
12/1 07:10	73.7	↓-0.4
12/1 07:20	73.4	↓-0.3	干潮
12/1 07:30	73.3	↓-0.1
12/1 07:40	73.5	↑0.2
12/1 07:50	73.8	↑0.3
12/1 08:00	74.3	↑0.5
12/1 08:10	75.0	↑0.7
12/1 08:20	75.9	↑0.9
12/1 08:30	76.9	↑1.0
12/1 08:40	78.2	↑1.3
12/1 08:50	79.6	↑1.4
12/1 09:00	81.1	↑1.5
12/1 09:10	82.9	↑1.8
12/1 09:20	84.7	↑1.8
12/1 09:30	86.7	↑2.0
12/1 09:40	88.9	↑2.2
12/1 09:50	91.1	↑2.2
12/1 10:00	93.4	↑2.3
12/1 10:10	95.8	↑2.4
12/1 10:20	98.3	↑2.5
12/1 10:30	100.8	↑2.5
12/1 10:40	103.3	↑2.5
12/1 10:50	105.8	↑2.5
12/1 11:00	108.2	↑2.4
12/1 11:10	110.6	↑2.4
12/1 11:20	112.9	↑2.3
12/1 11:30	115.1	↑2.2
12/1 11:40	117.2	↑2.1
12/1 11:50	119.1	↑1.9
12/1 12:00	120.9	↑1.8
12/1 12:10	122.5	↑1.6
12/1 12:20	123.9	↑1.4
12/1 12:30	125.2	↑1.3
12/1 12:40	126.2	↑1.0
12/1 12:50	127.1	↑0.9
12/1 13:00	127.7	↑0.6
12/1 13:10	128.1	↑0.4
12/1 13:20	128.3	↑0.2	満潮
12/1 13:30	128.2	↓-0.1
12/1 13:40	128.0	↓-0.2
12/1 13:50	127.5	↓-0.5
12/1 14:00	126.8	↓-0.7
12/1 14:10	125.8	↓-1.0
12/1 14:20	124.7	↓-1.1
12/1 14:30	123.3	↓-1.4
12/1 14:40	121.7	↓-1.6
12/1 14:50	119.9	↓-1.8
12/1 15:00	117.8	↓-2.1
12/1 15:10	115.6	↓-2.2
12/1 15:20	113.1	↓-2.5
12/1 15:30	110.5	↓-2.6
12/1 15:40	107.7	↓-2.8
12/1 15:50	104.7	↓-3.0
12/1 16:00	101.6	↓-3.1
12/1 16:10	98.3	↓-3.3
12/1 16:20	94.9	↓-3.4
12/1 16:30	91.5	↓-3.4
12/1 16:40	87.9	↓-3.6	最大潮位差
12/1 16:50	84.3	↓-3.6	最大潮位差
12/1 17:00	80.7	↓-3.6	最大潮位差
12/1 17:10	77.1	↓-3.6	最大潮位差
12/1 17:20	73.6	↓-3.5
12/1 17:30	70.1	↓-3.5
12/1 17:40	66.6	↓-3.5
12/1 17:50	63.3	↓-3.3
12/1 18:00	60.1	↓-3.2
12/1 18:10	57.1	↓-3.0
12/1 18:20	54.2	↓-2.9
12/1 18:30	51.4	↓-2.8
12/1 18:40	48.9	↓-2.5
12/1 18:50	46.6	↓-2.3
12/1 19:00	44.5	↓-2.1
12/1 19:10	42.6	↓-1.9
12/1 19:20	41.0	↓-1.6
12/1 19:30	39.6	↓-1.4
12/1 19:40	38.4	↓-1.2
12/1 19:50	37.6	↓-0.8
12/1 20:00	36.9	↓-0.7
12/1 20:10	36.5	↓-0.4	干潮
12/1 20:20	36.4	↓-0.1	干潮
12/1 20:30	36.6	↑0.2
12/1 20:40	37.0	↑0.4
12/1 20:50	37.6	↑0.6
12/1 21:00	38.6	↑1.0
12/1 21:10	39.8	↑1.2
12/1 21:20	41.2	↑1.4
12/1 21:30	42.9	↑1.7
12/1 21:40	44.9	↑2.0
12/1 21:50	47.1	↑2.2
12/1 22:00	49.5	↑2.4
12/1 22:10	52.1	↑2.6
12/1 22:20	54.9	↑2.8
12/1 22:30	57.9	↑3.0
12/1 22:40	61.0	↑3.1
12/1 22:50	64.2	↑3.2
12/1 23:00	67.6	↑3.4
12/1 23:10	71.0	↑3.4
12/1 23:20	74.5	↑3.5
12/1 23:30	78.0	↑3.5
12/1 23:40	81.5	↑3.5
12/1 23:50	84.9	↑3.4