14 (木)	01:04	06:20	12:21	19:33
	101cm	71cm	122cm	27cm
中潮 出 06:41 入 16:25 出 13:43 入 02:19

那珂湊（茨城）2051年12月14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
12/14 00:00	97.3	↑1.1
12/14 00:10	98.3	↑1.0
12/14 00:20	99.1	↑0.8
12/14 00:30	99.8	↑0.7
12/14 00:40	100.3	↑0.5
12/14 00:50	100.6	↑0.3
12/14 01:00	100.7	↑0.1	満潮
12/14 01:10	100.7	0
12/14 01:20	100.5	↓-0.2
12/14 01:30	100.1	↓-0.4
12/14 01:40	99.6	↓-0.5
12/14 01:50	98.9	↓-0.7
12/14 02:00	98.2	↓-0.7
12/14 02:10	97.3	↓-0.9
12/14 02:20	96.3	↓-1.0
12/14 02:30	95.1	↓-1.2
12/14 02:40	93.9	↓-1.2
12/14 02:50	92.7	↓-1.2
12/14 03:00	91.3	↓-1.4
12/14 03:10	89.9	↓-1.4
12/14 03:20	88.5	↓-1.4
12/14 03:30	87.0	↓-1.5
12/14 03:40	85.5	↓-1.5
12/14 03:50	84.1	↓-1.4
12/14 04:00	82.6	↓-1.5
12/14 04:10	81.2	↓-1.4
12/14 04:20	79.8	↓-1.4
12/14 04:30	78.4	↓-1.4
12/14 04:40	77.2	↓-1.2
12/14 04:50	76.0	↓-1.2
12/14 05:00	74.8	↓-1.2
12/14 05:10	73.8	↓-1.0
12/14 05:20	72.9	↓-0.9
12/14 05:30	72.1	↓-0.8
12/14 05:40	71.5	↓-0.6
12/14 05:50	71.0	↓-0.5
12/14 06:00	70.6	↓-0.4
12/14 06:10	70.4	↓-0.2	干潮
12/14 06:20	70.3	↓-0.1	干潮
12/14 06:30	70.4	↑0.1
12/14 06:40	70.7	↑0.3
12/14 06:50	71.1	↑0.4
12/14 07:00	71.7	↑0.6
12/14 07:10	72.4	↑0.7
12/14 07:20	73.3	↑0.9
12/14 07:30	74.4	↑1.1
12/14 07:40	75.6	↑1.2
12/14 07:50	77.0	↑1.4
12/14 08:00	78.5	↑1.5
12/14 08:10	80.1	↑1.6
12/14 08:20	81.9	↑1.8
12/14 08:30	83.8	↑1.9
12/14 08:40	85.7	↑1.9
12/14 08:50	87.8	↑2.1
12/14 09:00	89.9	↑2.1
12/14 09:10	92.1	↑2.2
12/14 09:20	94.3	↑2.2
12/14 09:30	96.6	↑2.3
12/14 09:40	98.8	↑2.2
12/14 09:50	101.0	↑2.2
12/14 10:00	103.2	↑2.2
12/14 10:10	105.4	↑2.2
12/14 10:20	107.5	↑2.1
12/14 10:30	109.5	↑2.0
12/14 10:40	111.3	↑1.8
12/14 10:50	113.1	↑1.8
12/14 11:00	114.7	↑1.6
12/14 11:10	116.2	↑1.5
12/14 11:20	117.6	↑1.4
12/14 11:30	118.7	↑1.1
12/14 11:40	119.7	↑1.0
12/14 11:50	120.4	↑0.7
12/14 12:00	121.0	↑0.6
12/14 12:10	121.3	↑0.3
12/14 12:20	121.4	↑0.1	満潮
12/14 12:30	121.3	↓-0.1
12/14 12:40	121.0	↓-0.3
12/14 12:50	120.4	↓-0.6
12/14 13:00	119.6	↓-0.8
12/14 13:10	118.5	↓-1.1
12/14 13:20	117.3	↓-1.2
12/14 13:30	115.8	↓-1.5
12/14 13:40	114.1	↓-1.7
12/14 13:50	112.2	↓-1.9
12/14 14:00	110.1	↓-2.1
12/14 14:10	107.8	↓-2.3
12/14 14:20	105.3	↓-2.5
12/14 14:30	102.7	↓-2.6
12/14 14:40	99.9	↓-2.8
12/14 14:50	96.9	↓-3.0
12/14 15:00	93.9	↓-3.0
12/14 15:10	90.7	↓-3.2
12/14 15:20	87.4	↓-3.3
12/14 15:30	84.1	↓-3.3
12/14 15:40	80.7	↓-3.4
12/14 15:50	77.3	↓-3.4
12/14 16:00	73.8	↓-3.5	最大潮位差
12/14 16:10	70.4	↓-3.4
12/14 16:20	66.9	↓-3.5	最大潮位差
12/14 16:30	63.5	↓-3.4
12/14 16:40	60.2	↓-3.3
12/14 16:50	56.9	↓-3.3
12/14 17:00	53.7	↓-3.2
12/14 17:10	50.6	↓-3.1
12/14 17:20	47.7	↓-2.9
12/14 17:30	44.8	↓-2.9
12/14 17:40	42.2	↓-2.6
12/14 17:50	39.7	↓-2.5
12/14 18:00	37.4	↓-2.3
12/14 18:10	35.3	↓-2.1
12/14 18:20	33.4	↓-1.9
12/14 18:30	31.7	↓-1.7
12/14 18:40	30.2	↓-1.5
12/14 18:50	29.0	↓-1.2
12/14 19:00	28.1	↓-0.9
12/14 19:10	27.4	↓-0.7
12/14 19:20	27.0	↓-0.4
12/14 19:30	26.8	↓-0.2	干潮
12/14 19:40	26.8	0
12/14 19:50	27.2	↑0.4
12/14 20:00	27.8	↑0.6
12/14 20:10	28.6	↑0.8
12/14 20:20	29.7	↑1.1
12/14 20:30	31.1	↑1.4
12/14 20:40	32.6	↑1.5
12/14 20:50	34.4	↑1.8
12/14 21:00	36.4	↑2.0
12/14 21:10	38.6	↑2.2
12/14 21:20	41.0	↑2.4
12/14 21:30	43.5	↑2.5
12/14 21:40	46.2	↑2.7
12/14 21:50	49.0	↑2.8
12/14 22:00	51.9	↑2.9
12/14 22:10	55.0	↑3.1
12/14 22:20	58.0	↑3.0
12/14 22:30	61.2	↑3.2
12/14 22:40	64.4	↑3.2
12/14 22:50	67.5	↑3.1
12/14 23:00	70.7	↑3.2
12/14 23:10	73.9	↑3.2
12/14 23:20	77.0	↑3.1
12/14 23:30	80.0	↑3.0
12/14 23:40	82.9	↑2.9
12/14 23:50	85.8	↑2.9