5 (火)	06:00	10:52	16:07	23:18
	123cm	86cm	125cm	8cm
中潮 出 06:34 入 16:24 出 07:43 入 18:07

那珂湊（茨城）2051年12月5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
12/5 00:00	16.6	↑2.2
12/5 00:10	19.1	↑2.5
12/5 00:20	21.8	↑2.7
12/5 00:30	24.7	↑2.9
12/5 00:40	27.9	↑3.2
12/5 00:50	31.2	↑3.3
12/5 01:00	34.8	↑3.6
12/5 01:10	38.4	↑3.6
12/5 01:20	42.3	↑3.9
12/5 01:30	46.2	↑3.9
12/5 01:40	50.2	↑4.0
12/5 01:50	54.3	↑4.1
12/5 02:00	58.4	↑4.1
12/5 02:10	62.6	↑4.2
12/5 02:20	66.7	↑4.1
12/5 02:30	70.9	↑4.2
12/5 02:40	75.0	↑4.1
12/5 02:50	79.0	↑4.0
12/5 03:00	83.0	↑4.0
12/5 03:10	86.8	↑3.8
12/5 03:20	90.6	↑3.8
12/5 03:30	94.2	↑3.6
12/5 03:40	97.6	↑3.4
12/5 03:50	100.9	↑3.3
12/5 04:00	104.0	↑3.1
12/5 04:10	106.8	↑2.8
12/5 04:20	109.5	↑2.7
12/5 04:30	111.9	↑2.4
12/5 04:40	114.1	↑2.2
12/5 04:50	116.0	↑1.9
12/5 05:00	117.7	↑1.7
12/5 05:10	119.2	↑1.5
12/5 05:20	120.3	↑1.1
12/5 05:30	121.2	↑0.9
12/5 05:40	121.8	↑0.6
12/5 05:50	122.2	↑0.4	満潮
12/5 06:00	122.3	↑0.1	満潮
12/5 06:10	122.2	↓-0.1
12/5 06:20	121.8	↓-0.4
12/5 06:30	121.2	↓-0.6
12/5 06:40	120.4	↓-0.8
12/5 06:50	119.3	↓-1.1
12/5 07:00	118.1	↓-1.2
12/5 07:10	116.7	↓-1.4
12/5 07:20	115.2	↓-1.5
12/5 07:30	113.5	↓-1.7
12/5 07:40	111.8	↓-1.7
12/5 07:50	109.9	↓-1.9
12/5 08:00	108.0	↓-1.9
12/5 08:10	106.0	↓-2.0
12/5 08:20	104.1	↓-1.9
12/5 08:30	102.1	↓-2.0
12/5 08:40	100.2	↓-1.9
12/5 08:50	98.3	↓-1.9
12/5 09:00	96.5	↓-1.8
12/5 09:10	94.7	↓-1.8
12/5 09:20	93.1	↓-1.6
12/5 09:30	91.6	↓-1.5
12/5 09:40	90.2	↓-1.4
12/5 09:50	89.0	↓-1.2
12/5 10:00	88.0	↓-1.0
12/5 10:10	87.1	↓-0.9
12/5 10:20	86.5	↓-0.6
12/5 10:30	86.0	↓-0.5
12/5 10:40	85.7	↓-0.3
12/5 10:50	85.5	↓-0.2	干潮
12/5 11:00	85.6	↑0.1
12/5 11:10	85.9	↑0.3
12/5 11:20	86.3	↑0.4
12/5 11:30	87.0	↑0.7
12/5 11:40	87.8	↑0.8
12/5 11:50	88.8	↑1.0
12/5 12:00	89.9	↑1.1
12/5 12:10	91.2	↑1.3
12/5 12:20	92.6	↑1.4
12/5 12:30	94.1	↑1.5
12/5 12:40	95.7	↑1.6
12/5 12:50	97.5	↑1.8
12/5 13:00	99.3	↑1.8
12/5 13:10	101.1	↑1.8
12/5 13:20	103.0	↑1.9
12/5 13:30	104.9	↑1.9
12/5 13:40	106.8	↑1.9
12/5 13:50	108.7	↑1.9
12/5 14:00	110.6	↑1.9
12/5 14:10	112.4	↑1.8
12/5 14:20	114.1	↑1.7
12/5 14:30	115.8	↑1.7
12/5 14:40	117.4	↑1.6
12/5 14:50	118.8	↑1.4
12/5 15:00	120.2	↑1.4
12/5 15:10	121.4	↑1.2
12/5 15:20	122.4	↑1.0
12/5 15:30	123.2	↑0.8
12/5 15:40	123.9	↑0.7
12/5 15:50	124.4	↑0.5
12/5 16:00	124.6	↑0.2	満潮
12/5 16:10	124.6	0
12/5 16:20	124.4	↓-0.2
12/5 16:30	124.0	↓-0.4
12/5 16:40	123.3	↓-0.7
12/5 16:50	122.3	↓-1.0
12/5 17:00	121.1	↓-1.2
12/5 17:10	119.6	↓-1.5
12/5 17:20	117.9	↓-1.7
12/5 17:30	115.9	↓-2.0
12/5 17:40	113.7	↓-2.2
12/5 17:50	111.2	↓-2.5
12/5 18:00	108.4	↓-2.8
12/5 18:10	105.4	↓-3.0
12/5 18:20	102.2	↓-3.2
12/5 18:30	98.8	↓-3.4
12/5 18:40	95.2	↓-3.6
12/5 18:50	91.4	↓-3.8
12/5 19:00	87.5	↓-3.9
12/5 19:10	83.4	↓-4.1
12/5 19:20	79.2	↓-4.2
12/5 19:30	74.9	↓-4.3
12/5 19:40	70.5	↓-4.4	最大潮位差
12/5 19:50	66.1	↓-4.4	最大潮位差
12/5 20:00	61.7	↓-4.4	最大潮位差
12/5 20:10	57.3	↓-4.4	最大潮位差
12/5 20:20	52.9	↓-4.4	最大潮位差
12/5 20:30	48.6	↓-4.3
12/5 20:40	44.4	↓-4.2
12/5 20:50	40.3	↓-4.1
12/5 21:00	36.4	↓-3.9
12/5 21:10	32.6	↓-3.8
12/5 21:20	29.0	↓-3.6
12/5 21:30	25.6	↓-3.4
12/5 21:40	22.5	↓-3.1
12/5 21:50	19.6	↓-2.9
12/5 22:00	17.0	↓-2.6
12/5 22:10	14.7	↓-2.3
12/5 22:20	12.7	↓-2.0
12/5 22:30	11.0	↓-1.7
12/5 22:40	9.6	↓-1.4
12/5 22:50	8.5	↓-1.1
12/5 23:00	7.8	↓-0.7
12/5 23:10	7.4	↓-0.4	干潮
12/5 23:20	7.3	↓-0.1
12/5 23:30	7.6	↑0.3
12/5 23:40	8.2	↑0.6
12/5 23:50	9.1	↑0.9