14 (木)	12:40	03:46	20:28	17:04
	115cm	33cm	114cm	111cm
小潮 出 05:44 入 17:05 出 13:56 入 23:50

那珂湊（茨城）2021年10月14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
10/14 00:00	70.2	↓-2.9	最大潮位差
10/14 00:10	67.4	↓-2.8
10/14 00:20	64.6	↓-2.8
10/14 00:30	61.9	↓-2.7
10/14 00:40	59.2	↓-2.7
10/14 00:50	56.6	↓-2.6
10/14 01:00	54.1	↓-2.5
10/14 01:10	51.7	↓-2.4
10/14 01:20	49.4	↓-2.3
10/14 01:30	47.3	↓-2.1
10/14 01:40	45.2	↓-2.1
10/14 01:50	43.3	↓-1.9
10/14 02:00	41.6	↓-1.7
10/14 02:10	39.9	↓-1.7
10/14 02:20	38.5	↓-1.4
10/14 02:30	37.2	↓-1.3
10/14 02:40	36.0	↓-1.2
10/14 02:50	35.0	↓-1.0
10/14 03:00	34.2	↓-0.8
10/14 03:10	33.6	↓-0.6
10/14 03:20	33.1	↓-0.5
10/14 03:30	32.7	↓-0.4
10/14 03:40	32.6	↓-0.1	干潮
10/14 03:50	32.6	0
10/14 04:00	32.7	↑0.1
10/14 04:10	33.1	↑0.4
10/14 04:20	33.6	↑0.5
10/14 04:30	34.2	↑0.6
10/14 04:40	35.0	↑0.8
10/14 04:50	36.0	↑1.0
10/14 05:00	37.1	↑1.1
10/14 05:10	38.3	↑1.2
10/14 05:20	39.7	↑1.4
10/14 05:30	41.3	↑1.6
10/14 05:40	42.9	↑1.6
10/14 05:50	44.7	↑1.8
10/14 06:00	46.7	↑2.0
10/14 06:10	48.7	↑2.0
10/14 06:20	50.8	↑2.1
10/14 06:30	53.1	↑2.3
10/14 06:40	55.4	↑2.3
10/14 06:50	57.8	↑2.4
10/14 07:00	60.3	↑2.5
10/14 07:10	62.8	↑2.5
10/14 07:20	65.4	↑2.6
10/14 07:30	68.0	↑2.6
10/14 07:40	70.6	↑2.6
10/14 07:50	73.3	↑2.7
10/14 08:00	75.9	↑2.6
10/14 08:10	78.5	↑2.6
10/14 08:20	81.1	↑2.6
10/14 08:30	83.6	↑2.5
10/14 08:40	86.1	↑2.5
10/14 08:50	88.6	↑2.5
10/14 09:00	90.9	↑2.3
10/14 09:10	93.2	↑2.3
10/14 09:20	95.4	↑2.2
10/14 09:30	97.5	↑2.1
10/14 09:40	99.5	↑2.0
10/14 09:50	101.3	↑1.8
10/14 10:00	103.1	↑1.8
10/14 10:10	104.7	↑1.6
10/14 10:20	106.2	↑1.5
10/14 10:30	107.5	↑1.3
10/14 10:40	108.8	↑1.3
10/14 10:50	109.9	↑1.1
10/14 11:00	110.9	↑1.0
10/14 11:10	111.7	↑0.8
10/14 11:20	112.5	↑0.8
10/14 11:30	113.1	↑0.6
10/14 11:40	113.7	↑0.6
10/14 11:50	114.1	↑0.4
10/14 12:00	114.4	↑0.3
10/14 12:10	114.7	↑0.3
10/14 12:20	114.8	↑0.1
10/14 12:30	114.9	↑0.1	満潮
10/14 12:40	115.0	↑0.1	満潮
10/14 12:50	114.9	↓-0.1
10/14 13:00	114.8	↓-0.1
10/14 13:10	114.7	↓-0.1
10/14 13:20	114.6	↓-0.1
10/14 13:30	114.4	↓-0.2
10/14 13:40	114.1	↓-0.3
10/14 13:50	113.9	↓-0.2
10/14 14:00	113.6	↓-0.3
10/14 14:10	113.4	↓-0.2
10/14 14:20	113.1	↓-0.3
10/14 14:30	112.8	↓-0.3
10/14 14:40	112.5	↓-0.3
10/14 14:50	112.3	↓-0.2
10/14 15:00	112.0	↓-0.3
10/14 15:10	111.7	↓-0.3
10/14 15:20	111.5	↓-0.2
10/14 15:30	111.3	↓-0.2
10/14 15:40	111.0	↓-0.3
10/14 15:50	110.8	↓-0.2
10/14 16:00	110.7	↓-0.1
10/14 16:10	110.5	↓-0.2
10/14 16:20	110.4	↓-0.1
10/14 16:30	110.3	↓-0.1
10/14 16:40	110.2	↓-0.1
10/14 16:50	110.2	0
10/14 17:00	110.1	↓-0.1	干潮
10/14 17:10	110.1	0
10/14 17:20	110.2	↑0.1
10/14 17:30	110.2	0
10/14 17:40	110.3	↑0.1
10/14 17:50	110.4	↑0.1
10/14 18:00	110.6	↑0.2
10/14 18:10	110.8	↑0.2
10/14 18:20	111.0	↑0.2
10/14 18:30	111.2	↑0.2
10/14 18:40	111.4	↑0.2
10/14 18:50	111.7	↑0.3
10/14 19:00	111.9	↑0.2
10/14 19:10	112.2	↑0.3
10/14 19:20	112.4	↑0.2
10/14 19:30	112.7	↑0.3
10/14 19:40	112.9	↑0.2
10/14 19:50	113.1	↑0.2
10/14 20:00	113.2	↑0.1
10/14 20:10	113.4	↑0.2
10/14 20:20	113.4	0	満潮
10/14 20:30	113.4	0
10/14 20:40	113.4	0
10/14 20:50	113.3	↓-0.1
10/14 21:00	113.0	↓-0.3
10/14 21:10	112.7	↓-0.3
10/14 21:20	112.3	↓-0.4
10/14 21:30	111.8	↓-0.5
10/14 21:40	111.2	↓-0.6
10/14 21:50	110.5	↓-0.7
10/14 22:00	109.6	↓-0.9
10/14 22:10	108.7	↓-0.9
10/14 22:20	107.6	↓-1.1
10/14 22:30	106.4	↓-1.2
10/14 22:40	105.1	↓-1.3
10/14 22:50	103.6	↓-1.5
10/14 23:00	102.0	↓-1.6
10/14 23:10	100.3	↓-1.7
10/14 23:20	98.6	↓-1.7
10/14 23:30	96.7	↓-1.9
10/14 23:40	94.7	↓-2.0
10/14 23:50	92.6	↓-2.1