3 (火)	13:38	06:11	23:05	16:52
	101cm	49cm	125cm	97cm
長潮 出 04:46 入 18:43 出 - 入 14:33

那珂湊（茨城）2021年08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
8/3 00:00	115.2	↓-1.6
8/3 00:10	113.5	↓-1.7
8/3 00:20	111.6	↓-1.9
8/3 00:30	109.7	↓-1.9
8/3 00:40	107.6	↓-2.1
8/3 00:50	105.4	↓-2.2
8/3 01:00	103.1	↓-2.3
8/3 01:10	100.8	↓-2.3
8/3 01:20	98.4	↓-2.4
8/3 01:30	95.9	↓-2.5
8/3 01:40	93.4	↓-2.5
8/3 01:50	90.9	↓-2.5
8/3 02:00	88.4	↓-2.5
8/3 02:10	85.9	↓-2.5
8/3 02:20	83.3	↓-2.6	最大潮位差
8/3 02:30	80.8	↓-2.5
8/3 02:40	78.3	↓-2.5
8/3 02:50	75.9	↓-2.4
8/3 03:00	73.5	↓-2.4
8/3 03:10	71.2	↓-2.3
8/3 03:20	68.9	↓-2.3
8/3 03:30	66.7	↓-2.2
8/3 03:40	64.6	↓-2.1
8/3 03:50	62.6	↓-2.0
8/3 04:00	60.7	↓-1.9
8/3 04:10	58.9	↓-1.8
8/3 04:20	57.3	↓-1.6
8/3 04:30	55.7	↓-1.6
8/3 04:40	54.3	↓-1.4
8/3 04:50	53.0	↓-1.3
8/3 05:00	51.9	↓-1.1
8/3 05:10	50.9	↓-1.0
8/3 05:20	50.0	↓-0.9
8/3 05:30	49.4	↓-0.6
8/3 05:40	48.8	↓-0.6
8/3 05:50	48.4	↓-0.4
8/3 06:00	48.2	↓-0.2
8/3 06:10	48.1	↓-0.1	干潮
8/3 06:20	48.2	↑0.1
8/3 06:30	48.4	↑0.2
8/3 06:40	48.8	↑0.4
8/3 06:50	49.4	↑0.6
8/3 07:00	50.1	↑0.7
8/3 07:10	50.9	↑0.8
8/3 07:20	51.9	↑1.0
8/3 07:30	53.0	↑1.1
8/3 07:40	54.2	↑1.2
8/3 07:50	55.6	↑1.4
8/3 08:00	57.0	↑1.4
8/3 08:10	58.6	↑1.6
8/3 08:20	60.2	↑1.6
8/3 08:30	62.0	↑1.8
8/3 08:40	63.8	↑1.8
8/3 08:50	65.6	↑1.8
8/3 09:00	67.5	↑1.9
8/3 09:10	69.4	↑1.9
8/3 09:20	71.4	↑2.0
8/3 09:30	73.3	↑1.9
8/3 09:40	75.3	↑2.0
8/3 09:50	77.2	↑1.9
8/3 10:00	79.1	↑1.9
8/3 10:10	81.0	↑1.9
8/3 10:20	82.8	↑1.8
8/3 10:30	84.5	↑1.7
8/3 10:40	86.2	↑1.7
8/3 10:50	87.8	↑1.6
8/3 11:00	89.3	↑1.5
8/3 11:10	90.8	↑1.5
8/3 11:20	92.1	↑1.3
8/3 11:30	93.3	↑1.2
8/3 11:40	94.4	↑1.1
8/3 11:50	95.5	↑1.1
8/3 12:00	96.4	↑0.9
8/3 12:10	97.2	↑0.8
8/3 12:20	97.9	↑0.7
8/3 12:30	98.5	↑0.6
8/3 12:40	99.0	↑0.5
8/3 12:50	99.4	↑0.4
8/3 13:00	99.8	↑0.4
8/3 13:10	100.0	↑0.2
8/3 13:20	100.2	↑0.2
8/3 13:30	100.2	0	満潮
8/3 13:40	100.3	↑0.1
8/3 13:50	100.2	↓-0.1
8/3 14:00	100.1	↓-0.1
8/3 14:10	100.0	↓-0.1
8/3 14:20	99.8	↓-0.2
8/3 14:30	99.5	↓-0.3
8/3 14:40	99.3	↓-0.2
8/3 14:50	99.0	↓-0.3
8/3 15:00	98.7	↓-0.3
8/3 15:10	98.4	↓-0.3
8/3 15:20	98.1	↓-0.3
8/3 15:30	97.8	↓-0.3
8/3 15:40	97.6	↓-0.2
8/3 15:50	97.3	↓-0.3
8/3 16:00	97.1	↓-0.2
8/3 16:10	96.9	↓-0.2
8/3 16:20	96.7	↓-0.2
8/3 16:30	96.6	↓-0.1
8/3 16:40	96.5	↓-0.1
8/3 16:50	96.5	0	干潮
8/3 17:00	96.5	0
8/3 17:10	96.6	↑0.1
8/3 17:20	96.7	↑0.1
8/3 17:30	96.9	↑0.2
8/3 17:40	97.2	↑0.3
8/3 17:50	97.6	↑0.4
8/3 18:00	98.0	↑0.4
8/3 18:10	98.5	↑0.5
8/3 18:20	99.0	↑0.5
8/3 18:30	99.7	↑0.7
8/3 18:40	100.4	↑0.7
8/3 18:50	101.1	↑0.7
8/3 19:00	102.0	↑0.9
8/3 19:10	102.9	↑0.9
8/3 19:20	103.9	↑1.0
8/3 19:30	104.9	↑1.0
8/3 19:40	106.0	↑1.1
8/3 19:50	107.1	↑1.1
8/3 20:00	108.3	↑1.2
8/3 20:10	109.4	↑1.1
8/3 20:20	110.7	↑1.3
8/3 20:30	111.9	↑1.2
8/3 20:40	113.1	↑1.2
8/3 20:50	114.3	↑1.2
8/3 21:00	115.5	↑1.2
8/3 21:10	116.7	↑1.2
8/3 21:20	117.8	↑1.1
8/3 21:30	118.9	↑1.1
8/3 21:40	119.9	↑1.0
8/3 21:50	120.8	↑0.9
8/3 22:00	121.7	↑0.9
8/3 22:10	122.4	↑0.7
8/3 22:20	123.1	↑0.7
8/3 22:30	123.6	↑0.5
8/3 22:40	124.0	↑0.4
8/3 22:50	124.2	↑0.2
8/3 23:00	124.4	↑0.2	満潮
8/3 23:10	124.3	↓-0.1
8/3 23:20	124.2	↓-0.1
8/3 23:30	123.8	↓-0.4
8/3 23:40	123.4	↓-0.4
8/3 23:50	122.7	↓-0.7