12 (土)	02:27	07:38	13:34	20:36
	105cm	70cm	124cm	24cm
大潮 出 06:40 入 16:25 出 14:42 入 03:23

那珂湊（茨城）2054年12月12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
12/12 00:00	84.5	↑2.5
12/12 00:10	86.9	↑2.4
12/12 00:20	89.2	↑2.3
12/12 00:30	91.4	↑2.2
12/12 00:40	93.4	↑2.0
12/12 00:50	95.3	↑1.9
12/12 01:00	97.0	↑1.7
12/12 01:10	98.5	↑1.5
12/12 01:20	99.9	↑1.4
12/12 01:30	101.1	↑1.2
12/12 01:40	102.0	↑0.9
12/12 01:50	102.8	↑0.8
12/12 02:00	103.4	↑0.6
12/12 02:10	103.8	↑0.4
12/12 02:20	104.0	↑0.2	満潮
12/12 02:30	104.0	0
12/12 02:40	103.8	↓-0.2
12/12 02:50	103.5	↓-0.3
12/12 03:00	103.0	↓-0.5
12/12 03:10	102.3	↓-0.7
12/12 03:20	101.4	↓-0.9
12/12 03:30	100.4	↓-1.0
12/12 03:40	99.3	↓-1.1
12/12 03:50	98.0	↓-1.3
12/12 04:00	96.6	↓-1.4
12/12 04:10	95.1	↓-1.5
12/12 04:20	93.6	↓-1.5
12/12 04:30	91.9	↓-1.7
12/12 04:40	90.3	↓-1.6
12/12 04:50	88.6	↓-1.7
12/12 05:00	86.8	↓-1.8
12/12 05:10	85.1	↓-1.7
12/12 05:20	83.4	↓-1.7
12/12 05:30	81.7	↓-1.7
12/12 05:40	80.0	↓-1.7
12/12 05:50	78.4	↓-1.6
12/12 06:00	76.9	↓-1.5
12/12 06:10	75.5	↓-1.4
12/12 06:20	74.2	↓-1.3
12/12 06:30	73.0	↓-1.2
12/12 06:40	72.0	↓-1.0
12/12 06:50	71.0	↓-1.0
12/12 07:00	70.3	↓-0.7
12/12 07:10	69.7	↓-0.6
12/12 07:20	69.3	↓-0.4
12/12 07:30	69.1	↓-0.2	干潮
12/12 07:40	69.0	↓-0.1
12/12 07:50	69.2	↑0.2
12/12 08:00	69.5	↑0.3
12/12 08:10	70.1	↑0.6
12/12 08:20	70.8	↑0.7
12/12 08:30	71.7	↑0.9
12/12 08:40	72.8	↑1.1
12/12 08:50	74.1	↑1.3
12/12 09:00	75.5	↑1.4
12/12 09:10	77.1	↑1.6
12/12 09:20	78.8	↑1.7
12/12 09:30	80.7	↑1.9
12/12 09:40	82.7	↑2.0
12/12 09:50	84.9	↑2.2
12/12 10:00	87.1	↑2.2
12/12 10:10	89.4	↑2.3
12/12 10:20	91.7	↑2.3
12/12 10:30	94.1	↑2.4
12/12 10:40	96.5	↑2.4
12/12 10:50	99.0	↑2.5
12/12 11:00	101.4	↑2.4
12/12 11:10	103.8	↑2.4
12/12 11:20	106.1	↑2.3
12/12 11:30	108.3	↑2.2
12/12 11:40	110.5	↑2.2
12/12 11:50	112.6	↑2.1
12/12 12:00	114.5	↑1.9
12/12 12:10	116.3	↑1.8
12/12 12:20	118.0	↑1.7
12/12 12:30	119.4	↑1.4
12/12 12:40	120.7	↑1.3
12/12 12:50	121.8	↑1.1
12/12 13:00	122.7	↑0.9
12/12 13:10	123.3	↑0.6
12/12 13:20	123.7	↑0.4
12/12 13:30	123.9	↑0.2	満潮
12/12 13:40	123.9	0
12/12 13:50	123.6	↓-0.3
12/12 14:00	123.0	↓-0.6
12/12 14:10	122.2	↓-0.8
12/12 14:20	121.1	↓-1.1
12/12 14:30	119.8	↓-1.3
12/12 14:40	118.3	↓-1.5
12/12 14:50	116.5	↓-1.8
12/12 15:00	114.5	↓-2.0
12/12 15:10	112.3	↓-2.2
12/12 15:20	109.8	↓-2.5
12/12 15:30	107.2	↓-2.6
12/12 15:40	104.3	↓-2.9
12/12 15:50	101.3	↓-3.0
12/12 16:00	98.1	↓-3.2
12/12 16:10	94.8	↓-3.3
12/12 16:20	91.4	↓-3.4
12/12 16:30	87.8	↓-3.6
12/12 16:40	84.2	↓-3.6
12/12 16:50	80.5	↓-3.7
12/12 17:00	76.7	↓-3.8	最大潮位差
12/12 17:10	73.0	↓-3.7
12/12 17:20	69.2	↓-3.8	最大潮位差
12/12 17:30	65.4	↓-3.8	最大潮位差
12/12 17:40	61.7	↓-3.7
12/12 17:50	58.1	↓-3.6
12/12 18:00	54.5	↓-3.6
12/12 18:10	51.1	↓-3.4
12/12 18:20	47.7	↓-3.4
12/12 18:30	44.5	↓-3.2
12/12 18:40	41.5	↓-3.0
12/12 18:50	38.7	↓-2.8
12/12 19:00	36.1	↓-2.6
12/12 19:10	33.7	↓-2.4
12/12 19:20	31.5	↓-2.2
12/12 19:30	29.5	↓-2.0
12/12 19:40	27.9	↓-1.6
12/12 19:50	26.5	↓-1.4
12/12 20:00	25.3	↓-1.2
12/12 20:10	24.5	↓-0.8
12/12 20:20	23.9	↓-0.6
12/12 20:30	23.6	↓-0.3	干潮
12/12 20:40	23.7	↑0.1
12/12 20:50	24.0	↑0.3
12/12 21:00	24.5	↑0.5
12/12 21:10	25.4	↑0.9
12/12 21:20	26.5	↑1.1
12/12 21:30	27.9	↑1.4
12/12 21:40	29.6	↑1.7
12/12 21:50	31.5	↑1.9
12/12 22:00	33.6	↑2.1
12/12 22:10	36.0	↑2.4
12/12 22:20	38.5	↑2.5
12/12 22:30	41.2	↑2.7
12/12 22:40	44.1	↑2.9
12/12 22:50	47.1	↑3.0
12/12 23:00	50.2	↑3.1
12/12 23:10	53.5	↑3.3
12/12 23:20	56.8	↑3.3
12/12 23:30	60.2	↑3.4
12/12 23:40	63.6	↑3.4
12/12 23:50	67.0	↑3.4