22 (土)	07:10	11:56	17:04	-
	122cm	91cm	130cm	-
中潮 出 06:46 入 16:28 出 19:41 入 09:37

日立（茨城）2040年12月22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
12/22 00:00	6.3	0
12/22 00:10	6.6	↑0.3
12/22 00:20	7.3	↑0.7
12/22 00:30	8.2	↑0.9
12/22 00:40	9.5	↑1.3
12/22 00:50	11.1	↑1.6
12/22 01:00	13.1	↑2.0
12/22 01:10	15.3	↑2.2
12/22 01:20	17.8	↑2.5
12/22 01:30	20.6	↑2.8
12/22 01:40	23.7	↑3.1
12/22 01:50	27.0	↑3.3
12/22 02:00	30.5	↑3.5
12/22 02:10	34.2	↑3.7
12/22 02:20	38.1	↑3.9
12/22 02:30	42.1	↑4.0
12/22 02:40	46.2	↑4.1
12/22 02:50	50.4	↑4.2
12/22 03:00	54.7	↑4.3	最大潮位差
12/22 03:10	59.0	↑4.3	最大潮位差
12/22 03:20	63.2	↑4.2
12/22 03:30	67.5	↑4.3	最大潮位差
12/22 03:40	71.7	↑4.2
12/22 03:50	75.9	↑4.2
12/22 04:00	79.9	↑4.0
12/22 04:10	83.8	↑3.9
12/22 04:20	87.6	↑3.8
12/22 04:30	91.3	↑3.7
12/22 04:40	94.8	↑3.5
12/22 04:50	98.1	↑3.3
12/22 05:00	101.2	↑3.1
12/22 05:10	104.1	↑2.9
12/22 05:20	106.8	↑2.7
12/22 05:30	109.4	↑2.6
12/22 05:40	111.6	↑2.2
12/22 05:50	113.7	↑2.1
12/22 06:00	115.5	↑1.8
12/22 06:10	117.1	↑1.6
12/22 06:20	118.4	↑1.3
12/22 06:30	119.5	↑1.1
12/22 06:40	120.3	↑0.8
12/22 06:50	120.9	↑0.6
12/22 07:00	121.2	↑0.3	満潮
12/22 07:10	121.3	↑0.1	満潮
12/22 07:20	121.1	↓-0.2
12/22 07:30	120.8	↓-0.3
12/22 07:40	120.2	↓-0.6
12/22 07:50	119.4	↓-0.8
12/22 08:00	118.5	↓-0.9
12/22 08:10	117.3	↓-1.2
12/22 08:20	116.1	↓-1.2
12/22 08:30	114.7	↓-1.4
12/22 08:40	113.2	↓-1.5
12/22 08:50	111.6	↓-1.6
12/22 09:00	109.9	↓-1.7
12/22 09:10	108.3	↓-1.6
12/22 09:20	106.6	↓-1.7
12/22 09:30	104.9	↓-1.7
12/22 09:40	103.2	↓-1.7
12/22 09:50	101.6	↓-1.6
12/22 10:00	100.1	↓-1.5
12/22 10:10	98.6	↓-1.5
12/22 10:20	97.2	↓-1.4
12/22 10:30	95.9	↓-1.3
12/22 10:40	94.7	↓-1.2
12/22 10:50	93.7	↓-1.0
12/22 11:00	92.8	↓-0.9
12/22 11:10	92.0	↓-0.8
12/22 11:20	91.4	↓-0.6
12/22 11:30	90.9	↓-0.5
12/22 11:40	90.6	↓-0.3
12/22 11:50	90.4	↓-0.2	干潮
12/22 12:00	90.4	0
12/22 12:10	90.6	↑0.2
12/22 12:20	90.9	↑0.3
12/22 12:30	91.4	↑0.5
12/22 12:40	92.1	↑0.7
12/22 12:50	92.9	↑0.8
12/22 13:00	93.9	↑1.0
12/22 13:10	95.1	↑1.2
12/22 13:20	96.4	↑1.3
12/22 13:30	97.9	↑1.5
12/22 13:40	99.5	↑1.6
12/22 13:50	101.2	↑1.7
12/22 14:00	103.0	↑1.8
12/22 14:10	104.9	↑1.9
12/22 14:20	106.8	↑1.9
12/22 14:30	108.8	↑2.0
12/22 14:40	110.9	↑2.1
12/22 14:50	112.9	↑2.0
12/22 15:00	114.9	↑2.0
12/22 15:10	116.8	↑1.9
12/22 15:20	118.7	↑1.9
12/22 15:30	120.5	↑1.8
12/22 15:40	122.1	↑1.6
12/22 15:50	123.7	↑1.6
12/22 16:00	125.0	↑1.3
12/22 16:10	126.3	↑1.3
12/22 16:20	127.3	↑1.0
12/22 16:30	128.1	↑0.8
12/22 16:40	128.7	↑0.6
12/22 16:50	129.1	↑0.4
12/22 17:00	129.3	↑0.2	満潮
12/22 17:10	129.2	↓-0.1
12/22 17:20	128.9	↓-0.3
12/22 17:30	128.4	↓-0.5
12/22 17:40	127.6	↓-0.8
12/22 17:50	126.6	↓-1.0
12/22 18:00	125.3	↓-1.3
12/22 18:10	123.8	↓-1.5
12/22 18:20	122.1	↓-1.7
12/22 18:30	120.1	↓-2.0
12/22 18:40	117.8	↓-2.3
12/22 18:50	115.4	↓-2.4
12/22 19:00	112.7	↓-2.7
12/22 19:10	109.8	↓-2.9
12/22 19:20	106.7	↓-3.1
12/22 19:30	103.4	↓-3.3
12/22 19:40	99.9	↓-3.5
12/22 19:50	96.2	↓-3.7
12/22 20:00	92.4	↓-3.8
12/22 20:10	88.4	↓-4.0
12/22 20:20	84.4	↓-4.0
12/22 20:30	80.2	↓-4.2
12/22 20:40	76.0	↓-4.2
12/22 20:50	71.8	↓-4.2
12/22 21:00	67.5	↓-4.3	最大潮位差
12/22 21:10	63.3	↓-4.2
12/22 21:20	59.1	↓-4.2
12/22 21:30	54.9	↓-4.2
12/22 21:40	50.9	↓-4.0
12/22 21:50	46.9	↓-4.0
12/22 22:00	43.1	↓-3.8
12/22 22:10	39.4	↓-3.7
12/22 22:20	36.0	↓-3.4
12/22 22:30	32.7	↓-3.3
12/22 22:40	29.6	↓-3.1
12/22 22:50	26.7	↓-2.9
12/22 23:00	24.1	↓-2.6
12/22 23:10	21.7	↓-2.4
12/22 23:20	19.6	↓-2.1
12/22 23:30	17.7	↓-1.9
12/22 23:40	16.2	↓-1.5
12/22 23:50	14.9	↓-1.3