11 (金)	08:46	01:30	19:28	14:11
	117cm	22cm	108cm	80cm
中潮 出 06:39 入 16:24 出 10:50 入 22:48

那珂湊（茨城）2048年12月11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
12/11 00:00	31.8	↓-2.3
12/11 00:10	29.7	↓-2.1
12/11 00:20	27.8	↓-1.9
12/11 00:30	26.2	↓-1.6
12/11 00:40	24.8	↓-1.4
12/11 00:50	23.7	↓-1.1
12/11 01:00	22.8	↓-0.9
12/11 01:10	22.2	↓-0.6
12/11 01:20	21.8	↓-0.4	干潮
12/11 01:30	21.7	↓-0.1	干潮
12/11 01:40	21.9	↑0.2
12/11 01:50	22.3	↑0.4
12/11 02:00	22.9	↑0.6
12/11 02:10	23.8	↑0.9
12/11 02:20	25.0	↑1.2
12/11 02:30	26.3	↑1.3
12/11 02:40	27.9	↑1.6
12/11 02:50	29.7	↑1.8
12/11 03:00	31.7	↑2.0
12/11 03:10	33.9	↑2.2
12/11 03:20	36.3	↑2.4
12/11 03:30	38.8	↑2.5
12/11 03:40	41.5	↑2.7
12/11 03:50	44.4	↑2.9
12/11 04:00	47.4	↑3.0
12/11 04:10	50.4	↑3.0
12/11 04:20	53.6	↑3.2
12/11 04:30	56.9	↑3.3
12/11 04:40	60.2	↑3.3
12/11 04:50	63.6	↑3.4	最大潮位差
12/11 05:00	67.0	↑3.4	最大潮位差
12/11 05:10	70.4	↑3.4	最大潮位差
12/11 05:20	73.8	↑3.4	最大潮位差
12/11 05:30	77.2	↑3.4	最大潮位差
12/11 05:40	80.6	↑3.4	最大潮位差
12/11 05:50	83.8	↑3.2
12/11 06:00	87.1	↑3.3
12/11 06:10	90.2	↑3.1
12/11 06:20	93.2	↑3.0
12/11 06:30	96.1	↑2.9
12/11 06:40	98.8	↑2.7
12/11 06:50	101.4	↑2.6
12/11 07:00	103.8	↑2.4
12/11 07:10	106.1	↑2.3
12/11 07:20	108.1	↑2.0
12/11 07:30	109.9	↑1.8
12/11 07:40	111.5	↑1.6
12/11 07:50	112.9	↑1.4
12/11 08:00	114.1	↑1.2
12/11 08:10	115.0	↑0.9
12/11 08:20	115.7	↑0.7
12/11 08:30	116.1	↑0.4
12/11 08:40	116.3	↑0.2	満潮
12/11 08:50	116.3	0
12/11 09:00	116.1	↓-0.2
12/11 09:10	115.7	↓-0.4
12/11 09:20	115.0	↓-0.7
12/11 09:30	114.2	↓-0.8
12/11 09:40	113.2	↓-1.0
12/11 09:50	112.1	↓-1.1
12/11 10:00	110.8	↓-1.3
12/11 10:10	109.4	↓-1.4
12/11 10:20	107.8	↓-1.6
12/11 10:30	106.2	↓-1.6
12/11 10:40	104.5	↓-1.7
12/11 10:50	102.8	↓-1.7
12/11 11:00	101.0	↓-1.8
12/11 11:10	99.2	↓-1.8
12/11 11:20	97.4	↓-1.8
12/11 11:30	95.6	↓-1.8
12/11 11:40	93.9	↓-1.7
12/11 11:50	92.2	↓-1.7
12/11 12:00	90.5	↓-1.7
12/11 12:10	89.0	↓-1.5
12/11 12:20	87.5	↓-1.5
12/11 12:30	86.2	↓-1.3
12/11 12:40	84.9	↓-1.3
12/11 12:50	83.8	↓-1.1
12/11 13:00	82.8	↓-1.0
12/11 13:10	81.9	↓-0.9
12/11 13:20	81.1	↓-0.8
12/11 13:30	80.5	↓-0.6
12/11 13:40	80.0	↓-0.5
12/11 13:50	79.7	↓-0.3
12/11 14:00	79.5	↓-0.2
12/11 14:10	79.4	↓-0.1	干潮
12/11 14:20	79.5	↑0.1
12/11 14:30	79.7	↑0.2
12/11 14:40	80.0	↑0.3
12/11 14:50	80.5	↑0.5
12/11 15:00	81.0	↑0.5
12/11 15:10	81.7	↑0.7
12/11 15:20	82.5	↑0.8
12/11 15:30	83.4	↑0.9
12/11 15:40	84.4	↑1.0
12/11 15:50	85.4	↑1.0
12/11 16:00	86.5	↑1.1
12/11 16:10	87.7	↑1.2
12/11 16:20	89.0	↑1.3
12/11 16:30	90.3	↑1.3
12/11 16:40	91.6	↑1.3
12/11 16:50	93.0	↑1.4
12/11 17:00	94.3	↑1.3
12/11 17:10	95.7	↑1.4
12/11 17:20	97.1	↑1.4
12/11 17:30	98.4	↑1.3
12/11 17:40	99.7	↑1.3
12/11 17:50	100.9	↑1.2
12/11 18:00	102.1	↑1.2
12/11 18:10	103.2	↑1.1
12/11 18:20	104.3	↑1.1
12/11 18:30	105.2	↑0.9
12/11 18:40	106.0	↑0.8
12/11 18:50	106.6	↑0.6
12/11 19:00	107.2	↑0.6
12/11 19:10	107.5	↑0.3
12/11 19:20	107.7	↑0.2	満潮
12/11 19:30	107.8	↑0.1
12/11 19:40	107.6	↓-0.2
12/11 19:50	107.3	↓-0.3
12/11 20:00	106.8	↓-0.5
12/11 20:10	106.1	↓-0.7
12/11 20:20	105.2	↓-0.9
12/11 20:30	104.1	↓-1.1
12/11 20:40	102.8	↓-1.3
12/11 20:50	101.3	↓-1.5
12/11 21:00	99.6	↓-1.7
12/11 21:10	97.8	↓-1.8
12/11 21:20	95.8	↓-2.0
12/11 21:30	93.6	↓-2.2
12/11 21:40	91.3	↓-2.3
12/11 21:50	88.8	↓-2.5
12/11 22:00	86.3	↓-2.5
12/11 22:10	83.6	↓-2.7
12/11 22:20	80.9	↓-2.7
12/11 22:30	78.1	↓-2.8
12/11 22:40	75.2	↓-2.9
12/11 22:50	72.3	↓-2.9
12/11 23:00	69.4	↓-2.9
12/11 23:10	66.6	↓-2.8
12/11 23:20	63.7	↓-2.9
12/11 23:30	61.0	↓-2.7
12/11 23:40	58.2	↓-2.8
12/11 23:50	55.6	↓-2.6