1 (金)	11:21	03:51	22:32	17:39
	115cm	41cm	98cm	77cm
長潮 出 06:31 入 16:24 出 - 入 12:51

那珂湊（茨城）2056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	74.8	↓-2.2
12/1 00:10	72.6	↓-2.2
12/1 00:20	70.3	↓-2.3
12/1 00:30	68.1	↓-2.2
12/1 00:40	65.8	↓-2.3
12/1 00:50	63.6	↓-2.2
12/1 01:00	61.4	↓-2.2
12/1 01:10	59.2	↓-2.2
12/1 01:20	57.2	↓-2.0
12/1 01:30	55.2	↓-2.0
12/1 01:40	53.2	↓-2.0
12/1 01:50	51.4	↓-1.8
12/1 02:00	49.7	↓-1.7
12/1 02:10	48.1	↓-1.6
12/1 02:20	46.7	↓-1.4
12/1 02:30	45.3	↓-1.4
12/1 02:40	44.1	↓-1.2
12/1 02:50	43.1	↓-1.0
12/1 03:00	42.2	↓-0.9
12/1 03:10	41.5	↓-0.7
12/1 03:20	40.9	↓-0.6
12/1 03:30	40.5	↓-0.4
12/1 03:40	40.3	↓-0.2
12/1 03:50	40.2	↓-0.1	干潮
12/1 04:00	40.3	↑0.1
12/1 04:10	40.5	↑0.2
12/1 04:20	41.0	↑0.5
12/1 04:30	41.5	↑0.5
12/1 04:40	42.3	↑0.8
12/1 04:50	43.2	↑0.9
12/1 05:00	44.3	↑1.1
12/1 05:10	45.5	↑1.2
12/1 05:20	46.9	↑1.4
12/1 05:30	48.4	↑1.5
12/1 05:40	50.0	↑1.6
12/1 05:50	51.8	↑1.8
12/1 06:00	53.7	↑1.9
12/1 06:10	55.8	↑2.1
12/1 06:20	57.9	↑2.1
12/1 06:30	60.2	↑2.3
12/1 06:40	62.5	↑2.3
12/1 06:50	64.9	↑2.4
12/1 07:00	67.4	↑2.5
12/1 07:10	69.9	↑2.5
12/1 07:20	72.5	↑2.6
12/1 07:30	75.1	↑2.6
12/1 07:40	77.8	↑2.7	最大潮位差
12/1 07:50	80.4	↑2.6
12/1 08:00	83.1	↑2.7	最大潮位差
12/1 08:10	85.7	↑2.6
12/1 08:20	88.3	↑2.6
12/1 08:30	90.8	↑2.5
12/1 08:40	93.3	↑2.5
12/1 08:50	95.6	↑2.3
12/1 09:00	97.9	↑2.3
12/1 09:10	100.1	↑2.2
12/1 09:20	102.2	↑2.1
12/1 09:30	104.1	↑1.9
12/1 09:40	105.9	↑1.8
12/1 09:50	107.6	↑1.7
12/1 10:00	109.1	↑1.5
12/1 10:10	110.4	↑1.3
12/1 10:20	111.5	↑1.1
12/1 10:30	112.5	↑1.0
12/1 10:40	113.3	↑0.8
12/1 10:50	114.0	↑0.7
12/1 11:00	114.4	↑0.4
12/1 11:10	114.7	↑0.3
12/1 11:20	114.7	0	満潮
12/1 11:30	114.7	0
12/1 11:40	114.4	↓-0.3
12/1 11:50	114.0	↓-0.4
12/1 12:00	113.4	↓-0.6
12/1 12:10	112.7	↓-0.7
12/1 12:20	111.9	↓-0.8
12/1 12:30	110.9	↓-1.0
12/1 12:40	109.9	↓-1.0
12/1 12:50	108.7	↓-1.2
12/1 13:00	107.4	↓-1.3
12/1 13:10	106.1	↓-1.3
12/1 13:20	104.6	↓-1.5
12/1 13:30	103.2	↓-1.4
12/1 13:40	101.7	↓-1.5
12/1 13:50	100.1	↓-1.6
12/1 14:00	98.6	↓-1.5
12/1 14:10	97.0	↓-1.6
12/1 14:20	95.4	↓-1.6
12/1 14:30	93.9	↓-1.5
12/1 14:40	92.4	↓-1.5
12/1 14:50	90.9	↓-1.5
12/1 15:00	89.4	↓-1.5
12/1 15:10	88.0	↓-1.4
12/1 15:20	86.7	↓-1.3
12/1 15:30	85.4	↓-1.3
12/1 15:40	84.2	↓-1.2
12/1 15:50	83.1	↓-1.1
12/1 16:00	82.0	↓-1.1
12/1 16:10	81.1	↓-0.9
12/1 16:20	80.2	↓-0.9
12/1 16:30	79.4	↓-0.8
12/1 16:40	78.8	↓-0.6
12/1 16:50	78.2	↓-0.6
12/1 17:00	77.7	↓-0.5
12/1 17:10	77.4	↓-0.3
12/1 17:20	77.1	↓-0.3
12/1 17:30	77.0	↓-0.1	干潮
12/1 17:40	77.0	0
12/1 17:50	77.1	↑0.1
12/1 18:00	77.2	↑0.1
12/1 18:10	77.5	↑0.3
12/1 18:20	77.9	↑0.4
12/1 18:30	78.4	↑0.5
12/1 18:40	79.0	↑0.6
12/1 18:50	79.7	↑0.7
12/1 19:00	80.4	↑0.7
12/1 19:10	81.2	↑0.8
12/1 19:20	82.1	↑0.9
12/1 19:30	83.1	↑1.0
12/1 19:40	84.0	↑0.9
12/1 19:50	85.1	↑1.1
12/1 20:00	86.1	↑1.0
12/1 20:10	87.2	↑1.1
12/1 20:20	88.3	↑1.1
12/1 20:30	89.3	↑1.0
12/1 20:40	90.4	↑1.1
12/1 20:50	91.4	↑1.0
12/1 21:00	92.4	↑1.0
12/1 21:10	93.3	↑0.9
12/1 21:20	94.1	↑0.8
12/1 21:30	94.9	↑0.8
12/1 21:40	95.6	↑0.7
12/1 21:50	96.1	↑0.5
12/1 22:00	96.6	↑0.5
12/1 22:10	96.9	↑0.3
12/1 22:20	97.2	↑0.3
12/1 22:30	97.2	0	満潮
12/1 22:40	97.2	0
12/1 22:50	97.0	↓-0.2
12/1 23:00	96.7	↓-0.3
12/1 23:10	96.2	↓-0.5
12/1 23:20	95.6	↓-0.6
12/1 23:30	94.8	↓-0.8
12/1 23:40	93.9	↓-0.9
12/1 23:50	92.9	↓-1.0