1 (土)	01:43	07:15	13:21	20:12
	104cm	64cm	123cm	33cm
中潮 出 06:31 入 16:24 出 02:49 入 14:21

那珂湊（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	94.2	↑1.8
12/1 00:10	95.9	↑1.7
12/1 00:20	97.4	↑1.5
12/1 00:30	98.8	↑1.4
12/1 00:40	100.0	↑1.2
12/1 00:50	101.1	↑1.1
12/1 01:00	101.9	↑0.8
12/1 01:10	102.6	↑0.7
12/1 01:20	103.1	↑0.5
12/1 01:30	103.4	↑0.3
12/1 01:40	103.6	↑0.2	満潮
12/1 01:50	103.5	↓-0.1
12/1 02:00	103.3	↓-0.2
12/1 02:10	102.9	↓-0.4
12/1 02:20	102.3	↓-0.6
12/1 02:30	101.5	↓-0.8
12/1 02:40	100.6	↓-0.9
12/1 02:50	99.6	↓-1.0
12/1 03:00	98.4	↓-1.2
12/1 03:10	97.1	↓-1.3
12/1 03:20	95.6	↓-1.5
12/1 03:30	94.1	↓-1.5
12/1 03:40	92.4	↓-1.7
12/1 03:50	90.7	↓-1.7
12/1 04:00	88.9	↓-1.8
12/1 04:10	87.1	↓-1.8
12/1 04:20	85.3	↓-1.8
12/1 04:30	83.4	↓-1.9
12/1 04:40	81.5	↓-1.9
12/1 04:50	79.7	↓-1.8
12/1 05:00	77.8	↓-1.9
12/1 05:10	76.1	↓-1.7
12/1 05:20	74.3	↓-1.8
12/1 05:30	72.7	↓-1.6
12/1 05:40	71.2	↓-1.5
12/1 05:50	69.7	↓-1.5
12/1 06:00	68.4	↓-1.3
12/1 06:10	67.2	↓-1.2
12/1 06:20	66.2	↓-1.0
12/1 06:30	65.3	↓-0.9
12/1 06:40	64.6	↓-0.7
12/1 06:50	64.0	↓-0.6
12/1 07:00	63.7	↓-0.3
12/1 07:10	63.5	↓-0.2	干潮
12/1 07:20	63.5	0
12/1 07:30	63.7	↑0.2
12/1 07:40	64.1	↑0.4
12/1 07:50	64.7	↑0.6
12/1 08:00	65.5	↑0.8
12/1 08:10	66.5	↑1.0
12/1 08:20	67.7	↑1.2
12/1 08:30	69.0	↑1.3
12/1 08:40	70.6	↑1.6
12/1 08:50	72.2	↑1.6
12/1 09:00	74.1	↑1.9
12/1 09:10	76.1	↑2.0
12/1 09:20	78.2	↑2.1
12/1 09:30	80.4	↑2.2
12/1 09:40	82.7	↑2.3
12/1 09:50	85.1	↑2.4
12/1 10:00	87.6	↑2.5
12/1 10:10	90.1	↑2.5
12/1 10:20	92.7	↑2.6
12/1 10:30	95.2	↑2.5
12/1 10:40	97.7	↑2.5
12/1 10:50	100.2	↑2.5
12/1 11:00	102.7	↑2.5
12/1 11:10	105.1	↑2.4
12/1 11:20	107.4	↑2.3
12/1 11:30	109.6	↑2.2
12/1 11:40	111.6	↑2.0
12/1 11:50	113.6	↑2.0
12/1 12:00	115.3	↑1.7
12/1 12:10	117.0	↑1.7
12/1 12:20	118.4	↑1.4
12/1 12:30	119.6	↑1.2
12/1 12:40	120.6	↑1.0
12/1 12:50	121.4	↑0.8
12/1 13:00	122.0	↑0.6
12/1 13:10	122.4	↑0.4
12/1 13:20	122.5	↑0.1	満潮
12/1 13:30	122.3	↓-0.2
12/1 13:40	122.0	↓-0.3
12/1 13:50	121.4	↓-0.6
12/1 14:00	120.5	↓-0.9
12/1 14:10	119.4	↓-1.1
12/1 14:20	118.1	↓-1.3
12/1 14:30	116.5	↓-1.6
12/1 14:40	114.8	↓-1.7
12/1 14:50	112.8	↓-2.0
12/1 15:00	110.6	↓-2.2
12/1 15:10	108.2	↓-2.4
12/1 15:20	105.6	↓-2.6
12/1 15:30	102.9	↓-2.7
12/1 15:40	100.0	↓-2.9
12/1 15:50	97.0	↓-3.0
12/1 16:00	93.8	↓-3.2
12/1 16:10	90.6	↓-3.2
12/1 16:20	87.3	↓-3.3
12/1 16:30	83.9	↓-3.4
12/1 16:40	80.5	↓-3.4
12/1 16:50	77.0	↓-3.5	最大潮位差
12/1 17:00	73.6	↓-3.4
12/1 17:10	70.1	↓-3.5	最大潮位差
12/1 17:20	66.7	↓-3.4
12/1 17:30	63.4	↓-3.3
12/1 17:40	60.1	↓-3.3
12/1 17:50	57.0	↓-3.1
12/1 18:00	54.0	↓-3.0
12/1 18:10	51.1	↓-2.9
12/1 18:20	48.3	↓-2.8
12/1 18:30	45.8	↓-2.5
12/1 18:40	43.4	↓-2.4
12/1 18:50	41.2	↓-2.2
12/1 19:00	39.3	↓-1.9
12/1 19:10	37.6	↓-1.7
12/1 19:20	36.1	↓-1.5
12/1 19:30	34.9	↓-1.2
12/1 19:40	33.9	↓-1.0
12/1 19:50	33.2	↓-0.7
12/1 20:00	32.7	↓-0.5
12/1 20:10	32.6	↓-0.1	干潮
12/1 20:20	32.6	0
12/1 20:30	33.0	↑0.4
12/1 20:40	33.6	↑0.6
12/1 20:50	34.5	↑0.9
12/1 21:00	35.7	↑1.2
12/1 21:10	37.1	↑1.4
12/1 21:20	38.7	↑1.6
12/1 21:30	40.5	↑1.8
12/1 21:40	42.6	↑2.1
12/1 21:50	44.8	↑2.2
12/1 22:00	47.2	↑2.4
12/1 22:10	49.8	↑2.6
12/1 22:20	52.5	↑2.7
12/1 22:30	55.4	↑2.9
12/1 22:40	58.3	↑2.9
12/1 22:50	61.4	↑3.1
12/1 23:00	64.5	↑3.1
12/1 23:10	67.6	↑3.1
12/1 23:20	70.8	↑3.2
12/1 23:30	74.0	↑3.2
12/1 23:40	77.1	↑3.1
12/1 23:50	80.2	↑3.1