3 (土)	04:45	10:43	16:51	23:02
	130cm	52cm	130cm	44cm
大潮 出 05:35 入 17:20 出 18:17 入 06:26

那珂湊（茨城）2020年10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
10/3 00:00	59.8	↑2.2
10/3 00:10	62.2	↑2.4
10/3 00:20	64.8	↑2.6
10/3 00:30	67.5	↑2.7
10/3 00:40	70.4	↑2.9
10/3 00:50	73.5	↑3.1
10/3 01:00	76.6	↑3.1
10/3 01:10	79.9	↑3.3
10/3 01:20	83.2	↑3.3
10/3 01:30	86.5	↑3.3
10/3 01:40	89.9	↑3.4
10/3 01:50	93.3	↑3.4
10/3 02:00	96.6	↑3.3
10/3 02:10	99.9	↑3.3
10/3 02:20	103.1	↑3.2
10/3 02:30	106.2	↑3.1
10/3 02:40	109.2	↑3.0
10/3 02:50	112.1	↑2.9
10/3 03:00	114.7	↑2.6
10/3 03:10	117.3	↑2.6
10/3 03:20	119.6	↑2.3
10/3 03:30	121.7	↑2.1
10/3 03:40	123.6	↑1.9
10/3 03:50	125.2	↑1.6
10/3 04:00	126.6	↑1.4
10/3 04:10	127.7	↑1.1
10/3 04:20	128.5	↑0.8
10/3 04:30	129.1	↑0.6
10/3 04:40	129.3	↑0.2	満潮
10/3 04:50	129.3	0
10/3 05:00	129.0	↓-0.3
10/3 05:10	128.3	↓-0.7
10/3 05:20	127.4	↓-0.9
10/3 05:30	126.2	↓-1.2
10/3 05:40	124.7	↓-1.5
10/3 05:50	123.0	↓-1.7
10/3 06:00	121.0	↓-2.0
10/3 06:10	118.8	↓-2.2
10/3 06:20	116.3	↓-2.5
10/3 06:30	113.7	↓-2.6
10/3 06:40	110.8	↓-2.9
10/3 06:50	107.8	↓-3.0
10/3 07:00	104.7	↓-3.1
10/3 07:10	101.5	↓-3.2
10/3 07:20	98.2	↓-3.3
10/3 07:30	94.8	↓-3.4
10/3 07:40	91.4	↓-3.4
10/3 07:50	87.9	↓-3.5
10/3 08:00	84.5	↓-3.4
10/3 08:10	81.2	↓-3.3
10/3 08:20	77.9	↓-3.3
10/3 08:30	74.7	↓-3.2
10/3 08:40	71.7	↓-3.0
10/3 08:50	68.8	↓-2.9
10/3 09:00	66.1	↓-2.7
10/3 09:10	63.6	↓-2.5
10/3 09:20	61.2	↓-2.4
10/3 09:30	59.1	↓-2.1
10/3 09:40	57.3	↓-1.8
10/3 09:50	55.7	↓-1.6
10/3 10:00	54.4	↓-1.3
10/3 10:10	53.3	↓-1.1
10/3 10:20	52.6	↓-0.7
10/3 10:30	52.1	↓-0.5
10/3 10:40	51.9	↓-0.2	干潮
10/3 10:50	52.0	↑0.1
10/3 11:00	52.4	↑0.4
10/3 11:10	53.1	↑0.7
10/3 11:20	54.0	↑0.9
10/3 11:30	55.2	↑1.2
10/3 11:40	56.7	↑1.5
10/3 11:50	58.4	↑1.7
10/3 12:00	60.3	↑1.9
10/3 12:10	62.5	↑2.2
10/3 12:20	64.9	↑2.4
10/3 12:30	67.4	↑2.5
10/3 12:40	70.1	↑2.7
10/3 12:50	73.0	↑2.9
10/3 13:00	75.9	↑2.9
10/3 13:10	79.0	↑3.1
10/3 13:20	82.2	↑3.2
10/3 13:30	85.4	↑3.2
10/3 13:40	88.7	↑3.3
10/3 13:50	92.0	↑3.3
10/3 14:00	95.3	↑3.3
10/3 14:10	98.5	↑3.2
10/3 14:20	101.7	↑3.2
10/3 14:30	104.9	↑3.2
10/3 14:40	107.9	↑3.0
10/3 14:50	110.8	↑2.9
10/3 15:00	113.6	↑2.8
10/3 15:10	116.2	↑2.6
10/3 15:20	118.6	↑2.4
10/3 15:30	120.9	↑2.3
10/3 15:40	122.9	↑2.0
10/3 15:50	124.7	↑1.8
10/3 16:00	126.2	↑1.5
10/3 16:10	127.5	↑1.3
10/3 16:20	128.6	↑1.1
10/3 16:30	129.3	↑0.7
10/3 16:40	129.7	↑0.4
10/3 16:50	129.9	↑0.2	満潮
10/3 17:00	129.8	↓-0.1
10/3 17:10	129.3	↓-0.5
10/3 17:20	128.6	↓-0.7
10/3 17:30	127.5	↓-1.1
10/3 17:40	126.2	↓-1.3
10/3 17:50	124.6	↓-1.6
10/3 18:00	122.7	↓-1.9
10/3 18:10	120.6	↓-2.1
10/3 18:20	118.2	↓-2.4
10/3 18:30	115.5	↓-2.7
10/3 18:40	112.7	↓-2.8
10/3 18:50	109.7	↓-3.0
10/3 19:00	106.5	↓-3.2
10/3 19:10	103.1	↓-3.4
10/3 19:20	99.6	↓-3.5
10/3 19:30	96.1	↓-3.5
10/3 19:40	92.4	↓-3.7	最大潮位差
10/3 19:50	88.7	↓-3.7	最大潮位差
10/3 20:00	85.0	↓-3.7	最大潮位差
10/3 20:10	81.3	↓-3.7	最大潮位差
10/3 20:20	77.7	↓-3.6
10/3 20:30	74.1	↓-3.6
10/3 20:40	70.6	↓-3.5
10/3 20:50	67.3	↓-3.3
10/3 21:00	64.0	↓-3.3
10/3 21:10	61.0	↓-3.0
10/3 21:20	58.1	↓-2.9
10/3 21:30	55.5	↓-2.6
10/3 21:40	53.1	↓-2.4
10/3 21:50	50.9	↓-2.2
10/3 22:00	49.0	↓-1.9
10/3 22:10	47.3	↓-1.7
10/3 22:20	46.0	↓-1.3
10/3 22:30	44.9	↓-1.1
10/3 22:40	44.1	↓-0.8
10/3 22:50	43.7	↓-0.4
10/3 23:00	43.5	↓-0.2	干潮
10/3 23:10	43.6	↑0.1
10/3 23:20	44.0	↑0.4
10/3 23:30	44.8	↑0.8
10/3 23:40	45.8	↑1.0
10/3 23:50	47.0	↑1.2