3 (金)	03:35	08:51	14:20	21:24
	122cm	75cm	128cm	6cm
大潮 出 06:32 入 16:24 出 04:54 入 15:26

那珂湊（茨城）2021年12月3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
12/3 00:00	69.5	↑4.0
12/3 00:10	73.4	↑3.9
12/3 00:20	77.3	↑3.9
12/3 00:30	81.2	↑3.9
12/3 00:40	84.9	↑3.7
12/3 00:50	88.6	↑3.7
12/3 01:00	92.2	↑3.6
12/3 01:10	95.6	↑3.4
12/3 01:20	98.9	↑3.3
12/3 01:30	102.0	↑3.1
12/3 01:40	105.0	↑3.0
12/3 01:50	107.7	↑2.7
12/3 02:00	110.2	↑2.5
12/3 02:10	112.5	↑2.3
12/3 02:20	114.5	↑2.0
12/3 02:30	116.3	↑1.8
12/3 02:40	117.9	↑1.6
12/3 02:50	119.2	↑1.3
12/3 03:00	120.2	↑1.0
12/3 03:10	121.0	↑0.8
12/3 03:20	121.5	↑0.5
12/3 03:30	121.7	↑0.2	満潮
12/3 03:40	121.7	0
12/3 03:50	121.4	↓-0.3
12/3 04:00	120.9	↓-0.5
12/3 04:10	120.2	↓-0.7
12/3 04:20	119.2	↓-1.0
12/3 04:30	118.0	↓-1.2
12/3 04:40	116.7	↓-1.3
12/3 04:50	115.1	↓-1.6
12/3 05:00	113.4	↓-1.7
12/3 05:10	111.6	↓-1.8
12/3 05:20	109.6	↓-2.0
12/3 05:30	107.5	↓-2.1
12/3 05:40	105.3	↓-2.2
12/3 05:50	103.1	↓-2.2
12/3 06:00	100.8	↓-2.3
12/3 06:10	98.5	↓-2.3
12/3 06:20	96.2	↓-2.3
12/3 06:30	93.9	↓-2.3
12/3 06:40	91.7	↓-2.2
12/3 06:50	89.5	↓-2.2
12/3 07:00	87.4	↓-2.1
12/3 07:10	85.5	↓-1.9
12/3 07:20	83.6	↓-1.9
12/3 07:30	81.9	↓-1.7
12/3 07:40	80.4	↓-1.5
12/3 07:50	79.0	↓-1.4
12/3 08:00	77.8	↓-1.2
12/3 08:10	76.8	↓-1.0
12/3 08:20	76.0	↓-0.8
12/3 08:30	75.5	↓-0.5
12/3 08:40	75.1	↓-0.4
12/3 08:50	75.0	↓-0.1	干潮
12/3 09:00	75.1	↑0.1
12/3 09:10	75.4	↑0.3
12/3 09:20	76.0	↑0.6
12/3 09:30	76.7	↑0.7
12/3 09:40	77.7	↑1.0
12/3 09:50	78.9	↑1.2
12/3 10:00	80.3	↑1.4
12/3 10:10	81.8	↑1.5
12/3 10:20	83.6	↑1.8
12/3 10:30	85.4	↑1.8
12/3 10:40	87.5	↑2.1
12/3 10:50	89.6	↑2.1
12/3 11:00	91.9	↑2.3
12/3 11:10	94.2	↑2.3
12/3 11:20	96.6	↑2.4
12/3 11:30	99.0	↑2.4
12/3 11:40	101.5	↑2.5
12/3 11:50	104.0	↑2.5
12/3 12:00	106.4	↑2.4
12/3 12:10	108.8	↑2.4
12/3 12:20	111.1	↑2.3
12/3 12:30	113.4	↑2.3
12/3 12:40	115.5	↑2.1
12/3 12:50	117.5	↑2.0
12/3 13:00	119.4	↑1.9
12/3 13:10	121.1	↑1.7
12/3 13:20	122.6	↑1.5
12/3 13:30	124.0	↑1.4
12/3 13:40	125.1	↑1.1
12/3 13:50	125.9	↑0.8
12/3 14:00	126.6	↑0.7
12/3 14:10	127.0	↑0.4	満潮
12/3 14:20	127.1	↑0.1	満潮
12/3 14:30	126.9	↓-0.2
12/3 14:40	126.5	↓-0.4
12/3 14:50	125.8	↓-0.7
12/3 15:00	124.8	↓-1.0
12/3 15:10	123.5	↓-1.3
12/3 15:20	121.9	↓-1.6
12/3 15:30	120.0	↓-1.9
12/3 15:40	117.9	↓-2.1
12/3 15:50	115.5	↓-2.4
12/3 16:00	112.8	↓-2.7
12/3 16:10	109.8	↓-3.0
12/3 16:20	106.6	↓-3.2
12/3 16:30	103.2	↓-3.4
12/3 16:40	99.6	↓-3.6
12/3 16:50	95.7	↓-3.9
12/3 17:00	91.7	↓-4.0
12/3 17:10	87.6	↓-4.1
12/3 17:20	83.3	↓-4.3
12/3 17:30	78.9	↓-4.4
12/3 17:40	74.4	↓-4.5
12/3 17:50	69.8	↓-4.6	最大潮位差
12/3 18:00	65.3	↓-4.5
12/3 18:10	60.7	↓-4.6	最大潮位差
12/3 18:20	56.1	↓-4.6	最大潮位差
12/3 18:30	51.6	↓-4.5
12/3 18:40	47.1	↓-4.5
12/3 18:50	42.8	↓-4.3
12/3 19:00	38.6	↓-4.2
12/3 19:10	34.5	↓-4.1
12/3 19:20	30.7	↓-3.8
12/3 19:30	27.0	↓-3.7
12/3 19:40	23.6	↓-3.4
12/3 19:50	20.4	↓-3.2
12/3 20:00	17.5	↓-2.9
12/3 20:10	14.8	↓-2.7
12/3 20:20	12.5	↓-2.3
12/3 20:30	10.5	↓-2.0
12/3 20:40	8.8	↓-1.7
12/3 20:50	7.5	↓-1.3
12/3 21:00	6.5	↓-1.0
12/3 21:10	5.8	↓-0.7
12/3 21:20	5.5	↓-0.3	干潮
12/3 21:30	5.6	↑0.1
12/3 21:40	6.0	↑0.4
12/3 21:50	6.8	↑0.8
12/3 22:00	7.9	↑1.1
12/3 22:10	9.4	↑1.5
12/3 22:20	11.2	↑1.8
12/3 22:30	13.3	↑2.1
12/3 22:40	15.7	↑2.4
12/3 22:50	18.4	↑2.7
12/3 23:00	21.4	↑3.0
12/3 23:10	24.6	↑3.2
12/3 23:20	28.0	↑3.4
12/3 23:30	31.7	↑3.7
12/3 23:40	35.5	↑3.8
12/3 23:50	39.5	↑4.0