31 (金)	06:51	11:57	17:10	-
	123cm	79cm	129cm	-
中潮 出 06:49 入 16:33 出 08:55 入 19:42

日立（茨城）2027年12月31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
12/31 00:00	6.8	↑0.3
12/31 00:10	7.5	↑0.7
12/31 00:20	8.4	↑0.9
12/31 00:30	9.7	↑1.3
12/31 00:40	11.3	↑1.6
12/31 00:50	13.3	↑2.0
12/31 01:00	15.6	↑2.3
12/31 01:10	18.1	↑2.5
12/31 01:20	20.9	↑2.8
12/31 01:30	24.0	↑3.1
12/31 01:40	27.4	↑3.4
12/31 01:50	31.0	↑3.6
12/31 02:00	34.7	↑3.7
12/31 02:10	38.6	↑3.9
12/31 02:20	42.7	↑4.1
12/31 02:30	46.9	↑4.2
12/31 02:40	51.2	↑4.3
12/31 02:50	55.5	↑4.3
12/31 03:00	59.9	↑4.4	最大潮位差
12/31 03:10	64.2	↑4.3
12/31 03:20	68.6	↑4.4	最大潮位差
12/31 03:30	72.9	↑4.3
12/31 03:40	77.1	↑4.2
12/31 03:50	81.2	↑4.1
12/31 04:00	85.3	↑4.1
12/31 04:10	89.2	↑3.9
12/31 04:20	92.9	↑3.7
12/31 04:30	96.5	↑3.6
12/31 04:40	99.9	↑3.4
12/31 04:50	103.1	↑3.2
12/31 05:00	106.1	↑3.0
12/31 05:10	108.9	↑2.8
12/31 05:20	111.5	↑2.6
12/31 05:30	113.8	↑2.3
12/31 05:40	115.9	↑2.1
12/31 05:50	117.7	↑1.8
12/31 06:00	119.2	↑1.5
12/31 06:10	120.5	↑1.3
12/31 06:20	121.5	↑1.0
12/31 06:30	122.2	↑0.7
12/31 06:40	122.6	↑0.4
12/31 06:50	122.8	↑0.2	満潮
12/31 07:00	122.7	↓-0.1
12/31 07:10	122.3	↓-0.4
12/31 07:20	121.6	↓-0.7
12/31 07:30	120.7	↓-0.9
12/31 07:40	119.5	↓-1.2
12/31 07:50	118.2	↓-1.3
12/31 08:00	116.6	↓-1.6
12/31 08:10	114.9	↓-1.7
12/31 08:20	113.0	↓-1.9
12/31 08:30	111.0	↓-2.0
12/31 08:40	108.9	↓-2.1
12/31 08:50	106.7	↓-2.2
12/31 09:00	104.5	↓-2.2
12/31 09:10	102.2	↓-2.3
12/31 09:20	100.0	↓-2.2
12/31 09:30	97.7	↓-2.3
12/31 09:40	95.5	↓-2.2
12/31 09:50	93.4	↓-2.1
12/31 10:00	91.3	↓-2.1
12/31 10:10	89.4	↓-1.9
12/31 10:20	87.6	↓-1.8
12/31 10:30	85.9	↓-1.7
12/31 10:40	84.3	↓-1.6
12/31 10:50	82.9	↓-1.4
12/31 11:00	81.7	↓-1.2
12/31 11:10	80.6	↓-1.1
12/31 11:20	79.8	↓-0.8
12/31 11:30	79.1	↓-0.7
12/31 11:40	78.7	↓-0.4
12/31 11:50	78.5	↓-0.2	干潮
12/31 12:00	78.4	↓-0.1
12/31 12:10	78.6	↑0.2
12/31 12:20	79.1	↑0.5
12/31 12:30	79.7	↑0.6
12/31 12:40	80.6	↑0.9
12/31 12:50	81.7	↑1.1
12/31 13:00	83.1	↑1.4
12/31 13:10	84.6	↑1.5
12/31 13:20	86.3	↑1.7
12/31 13:30	88.2	↑1.9
12/31 13:40	90.3	↑2.1
12/31 13:50	92.5	↑2.2
12/31 14:00	94.8	↑2.3
12/31 14:10	97.3	↑2.5
12/31 14:20	99.8	↑2.5
12/31 14:30	102.3	↑2.5
12/31 14:40	104.9	↑2.6
12/31 14:50	107.4	↑2.5
12/31 15:00	110.0	↑2.6
12/31 15:10	112.4	↑2.4
12/31 15:20	114.8	↑2.4
12/31 15:30	117.0	↑2.2
12/31 15:40	119.1	↑2.1
12/31 15:50	121.1	↑2.0
12/31 16:00	122.8	↑1.7
12/31 16:10	124.4	↑1.6
12/31 16:20	125.8	↑1.4
12/31 16:30	126.9	↑1.1
12/31 16:40	127.8	↑0.9
12/31 16:50	128.4	↑0.6
12/31 17:00	128.8	↑0.4	満潮
12/31 17:10	128.9	↑0.1	満潮
12/31 17:20	128.7	↓-0.2
12/31 17:30	128.2	↓-0.5
12/31 17:40	127.5	↓-0.7
12/31 17:50	126.5	↓-1.0
12/31 18:00	125.3	↓-1.2
12/31 18:10	123.7	↓-1.6
12/31 18:20	121.9	↓-1.8
12/31 18:30	119.8	↓-2.1
12/31 18:40	117.4	↓-2.4
12/31 18:50	114.7	↓-2.7
12/31 19:00	111.9	↓-2.8
12/31 19:10	108.7	↓-3.2
12/31 19:20	105.4	↓-3.3
12/31 19:30	101.9	↓-3.5
12/31 19:40	98.1	↓-3.8
12/31 19:50	94.2	↓-3.9
12/31 20:00	90.2	↓-4.0
12/31 20:10	86.0	↓-4.2
12/31 20:20	81.7	↓-4.3
12/31 20:30	77.4	↓-4.3
12/31 20:40	73.0	↓-4.4	最大潮位差
12/31 20:50	68.6	↓-4.4	最大潮位差
12/31 21:00	64.2	↓-4.4	最大潮位差
12/31 21:10	59.9	↓-4.3
12/31 21:20	55.7	↓-4.2
12/31 21:30	51.5	↓-4.2
12/31 21:40	47.5	↓-4.0
12/31 21:50	43.6	↓-3.9
12/31 22:00	39.9	↓-3.7
12/31 22:10	36.4	↓-3.5
12/31 22:20	33.0	↓-3.4
12/31 22:30	29.9	↓-3.1
12/31 22:40	27.1	↓-2.8
12/31 22:50	24.5	↓-2.6
12/31 23:00	22.1	↓-2.4
12/31 23:10	20.0	↓-2.1
12/31 23:20	18.2	↓-1.8
12/31 23:30	16.7	↓-1.5
12/31 23:40	15.5	↓-1.2
12/31 23:50	14.5	↓-1.0