05 (水)	05:35	10:20	15:26	22:52
	127cm	92cm	130cm	-6cm
大潮 出 06:34 入 16:24 出 07:29 入 17:02

那珂湊（茨城）2040年12月05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	18.6	↑3.3
12/5 00:10	22.2	↑3.6
12/5 00:20	26.0	↑3.8
12/5 00:30	29.9	↑3.9
12/5 00:40	34.1	↑4.2
12/5 00:50	38.3	↑4.2
12/5 01:00	42.7	↑4.4
12/5 01:10	47.2	↑4.5
12/5 01:20	51.7	↑4.5
12/5 01:30	56.3	↑4.6
12/5 01:40	60.9	↑4.6
12/5 01:50	65.5	↑4.6
12/5 02:00	70.1	↑4.6
12/5 02:10	74.6	↑4.5
12/5 02:20	79.0	↑4.4
12/5 02:30	83.4	↑4.4
12/5 02:40	87.6	↑4.2
12/5 02:50	91.7	↑4.1
12/5 03:00	95.6	↑3.9
12/5 03:10	99.4	↑3.8
12/5 03:20	103.0	↑3.6
12/5 03:30	106.4	↑3.4
12/5 03:40	109.5	↑3.1
12/5 03:50	112.4	↑2.9
12/5 04:00	115.1	↑2.7
12/5 04:10	117.5	↑2.4
12/5 04:20	119.7	↑2.2
12/5 04:30	121.5	↑1.8
12/5 04:40	123.1	↑1.6
12/5 04:50	124.4	↑1.3
12/5 05:00	125.5	↑1.1
12/5 05:10	126.3	↑0.8
12/5 05:20	126.7	↑0.4
12/5 05:30	127.0	↑0.3	満潮
12/5 05:40	126.9	↓-0.1
12/5 05:50	126.7	↓-0.2
12/5 06:00	126.1	↓-0.6
12/5 06:10	125.4	↓-0.7
12/5 06:20	124.4	↓-1.0
12/5 06:30	123.3	↓-1.1
12/5 06:40	122.0	↓-1.3
12/5 06:50	120.5	↓-1.5
12/5 07:00	118.9	↓-1.6
12/5 07:10	117.2	↓-1.7
12/5 07:20	115.3	↓-1.9
12/5 07:30	113.5	↓-1.8
12/5 07:40	111.5	↓-2.0
12/5 07:50	109.6	↓-1.9
12/5 08:00	107.7	↓-1.9
12/5 08:10	105.7	↓-2.0
12/5 08:20	103.9	↓-1.8
12/5 08:30	102.1	↓-1.8
12/5 08:40	100.4	↓-1.7
12/5 08:50	98.8	↓-1.6
12/5 09:00	97.3	↓-1.5
12/5 09:10	95.9	↓-1.4
12/5 09:20	94.7	↓-1.2
12/5 09:30	93.7	↓-1.0
12/5 09:40	92.9	↓-0.8
12/5 09:50	92.2	↓-0.7
12/5 10:00	91.7	↓-0.5
12/5 10:10	91.4	↓-0.3	干潮
12/5 10:20	91.4	0	干潮
12/5 10:30	91.5	↑0.1
12/5 10:40	91.8	↑0.3
12/5 10:50	92.3	↑0.5
12/5 11:00	93.0	↑0.7
12/5 11:10	93.8	↑0.8
12/5 11:20	94.9	↑1.1
12/5 11:30	96.1	↑1.2
12/5 11:40	97.4	↑1.3
12/5 11:50	98.9	↑1.5
12/5 12:00	100.5	↑1.6
12/5 12:10	102.2	↑1.7
12/5 12:20	103.9	↑1.7
12/5 12:30	105.8	↑1.9
12/5 12:40	107.7	↑1.9
12/5 12:50	109.6	↑1.9
12/5 13:00	111.6	↑2.0
12/5 13:10	113.5	↑1.9
12/5 13:20	115.4	↑1.9
12/5 13:30	117.3	↑1.9
12/5 13:40	119.1	↑1.8
12/5 13:50	120.9	↑1.8
12/5 14:00	122.5	↑1.6
12/5 14:10	124.0	↑1.5
12/5 14:20	125.4	↑1.4
12/5 14:30	126.6	↑1.2
12/5 14:40	127.7	↑1.1
12/5 14:50	128.6	↑0.9
12/5 15:00	129.3	↑0.7
12/5 15:10	129.7	↑0.4
12/5 15:20	130.0	↑0.3	満潮
12/5 15:30	130.0	0
12/5 15:40	129.7	↓-0.3
12/5 15:50	129.2	↓-0.5
12/5 16:00	128.4	↓-0.8
12/5 16:10	127.4	↓-1.0
12/5 16:20	126.1	↓-1.3
12/5 16:30	124.5	↓-1.6
12/5 16:40	122.6	↓-1.9
12/5 16:50	120.4	↓-2.2
12/5 17:00	118.0	↓-2.4
12/5 17:10	115.3	↓-2.7
12/5 17:20	112.3	↓-3.0
12/5 17:30	109.1	↓-3.2
12/5 17:40	105.6	↓-3.5
12/5 17:50	101.9	↓-3.7
12/5 18:00	97.9	↓-4.0
12/5 18:10	93.8	↓-4.1
12/5 18:20	89.5	↓-4.3
12/5 18:30	85.0	↓-4.5
12/5 18:40	80.3	↓-4.7
12/5 18:50	75.6	↓-4.7
12/5 19:00	70.7	↓-4.9
12/5 19:10	65.8	↓-4.9
12/5 19:20	60.9	↓-4.9
12/5 19:30	55.9	↓-5.0	最大潮位差
12/5 19:40	50.9	↓-5.0	最大潮位差
12/5 19:50	46.0	↓-4.9
12/5 20:00	41.2	↓-4.8
12/5 20:10	36.5	↓-4.7
12/5 20:20	31.9	↓-4.6
12/5 20:30	27.4	↓-4.5
12/5 20:40	23.1	↓-4.3
12/5 20:50	19.1	↓-4.0
12/5 21:00	15.3	↓-3.8
12/5 21:10	11.7	↓-3.6
12/5 21:20	8.4	↓-3.3
12/5 21:30	5.4	↓-3.0
12/5 21:40	2.7	↓-2.7
12/5 21:50	0.3	↓-2.4
12/5 22:00	-1.7	↓-2.0
12/5 22:10	-3.4	↓-1.7
12/5 22:20	-4.7	↓-1.3
12/5 22:30	-5.6	↓-0.9
12/5 22:40	-6.2	↓-0.6
12/5 22:50	-6.4	↓-0.2	干潮
12/5 23:00	-6.3	↑0.1
12/5 23:10	-5.8	↑0.5
12/5 23:20	-4.9	↑0.9
12/5 23:30	-3.7	↑1.2
12/5 23:40	-2.1	↑1.6
12/5 23:50	-0.2	↑1.9