20 (木)	02:20	09:39	16:55	21:37
	128cm	4cm	119cm	87cm
大潮 出 04:21 入 18:59 出 03:30 入 18:24 潮干狩り ◎ 07:28～11:52

那珂湊（茨城）2058年06月20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
6/20 00:00	108.8	↑2.1
6/20 00:10	110.9	↑2.1
6/20 00:20	113.0	↑2.1
6/20 00:30	115.0	↑2.0
6/20 00:40	116.9	↑1.9
6/20 00:50	118.7	↑1.8
6/20 01:00	120.3	↑1.6
6/20 01:10	121.9	↑1.6
6/20 01:20	123.2	↑1.3
6/20 01:30	124.4	↑1.2
6/20 01:40	125.4	↑1.0
6/20 01:50	126.2	↑0.8
6/20 02:00	126.8	↑0.6
6/20 02:10	127.1	↑0.3	満潮
6/20 02:20	127.2	↑0.1	満潮
6/20 02:30	127.1	↓-0.1
6/20 02:40	126.7	↓-0.4
6/20 02:50	126.0	↓-0.7
6/20 03:00	125.1	↓-0.9
6/20 03:10	123.9	↓-1.2
6/20 03:20	122.4	↓-1.5
6/20 03:30	120.6	↓-1.8
6/20 03:40	118.6	↓-2.0
6/20 03:50	116.3	↓-2.3
6/20 04:00	113.8	↓-2.5
6/20 04:10	111.0	↓-2.8
6/20 04:20	108.0	↓-3.0
6/20 04:30	104.7	↓-3.3
6/20 04:40	101.3	↓-3.4
6/20 04:50	97.6	↓-3.7
6/20 05:00	93.8	↓-3.8
6/20 05:10	89.8	↓-4.0
6/20 05:20	85.6	↓-4.2
6/20 05:30	81.4	↓-4.2
6/20 05:40	77.0	↓-4.4
6/20 05:50	72.6	↓-4.4
6/20 06:00	68.1	↓-4.5	最大潮位差
6/20 06:10	63.6	↓-4.5	最大潮位差
6/20 06:20	59.1	↓-4.5	最大潮位差
6/20 06:30	54.6	↓-4.5	最大潮位差
6/20 06:40	50.1	↓-4.5	最大潮位差
6/20 06:50	45.8	↓-4.3
6/20 07:00	41.5	↓-4.3
6/20 07:10	37.4	↓-4.1
6/20 07:20	33.4	↓-4.0
6/20 07:30	29.6	↓-3.8
6/20 07:40	26.0	↓-3.6
6/20 07:50	22.6	↓-3.4
6/20 08:00	19.4	↓-3.2
6/20 08:10	16.5	↓-2.9
6/20 08:20	13.9	↓-2.6
6/20 08:30	11.5	↓-2.4
6/20 08:40	9.4	↓-2.1
6/20 08:50	7.7	↓-1.7
6/20 09:00	6.3	↓-1.4
6/20 09:10	5.2	↓-1.1
6/20 09:20	4.4	↓-0.8
6/20 09:30	4.0	↓-0.4	干潮
6/20 09:40	3.9	↓-0.1
6/20 09:50	4.1	↑0.2
6/20 10:00	4.7	↑0.6
6/20 10:10	5.6	↑0.9
6/20 10:20	6.8	↑1.2
6/20 10:30	8.3	↑1.5
6/20 10:40	10.2	↑1.9
6/20 10:50	12.3	↑2.1
6/20 11:00	14.7	↑2.4
6/20 11:10	17.3	↑2.6
6/20 11:20	20.2	↑2.9
6/20 11:30	23.3	↑3.1
6/20 11:40	26.6	↑3.3
6/20 11:50	30.1	↑3.5
6/20 12:00	33.7	↑3.6
6/20 12:10	37.5	↑3.8
6/20 12:20	41.5	↑4.0
6/20 12:30	45.5	↑4.0
6/20 12:40	49.6	↑4.1
6/20 12:50	53.7	↑4.1
6/20 13:00	57.9	↑4.2
6/20 13:10	62.1	↑4.2
6/20 13:20	66.2	↑4.1
6/20 13:30	70.4	↑4.2
6/20 13:40	74.4	↑4.0
6/20 13:50	78.4	↑4.0
6/20 14:00	82.3	↑3.9
6/20 14:10	86.1	↑3.8
6/20 14:20	89.7	↑3.6
6/20 14:30	93.2	↑3.5
6/20 14:40	96.5	↑3.3
6/20 14:50	99.6	↑3.1
6/20 15:00	102.5	↑2.9
6/20 15:10	105.1	↑2.6
6/20 15:20	107.6	↑2.5
6/20 15:30	109.8	↑2.2
6/20 15:40	111.8	↑2.0
6/20 15:50	113.5	↑1.7
6/20 16:00	115.0	↑1.5
6/20 16:10	116.2	↑1.2
6/20 16:20	117.2	↑1.0
6/20 16:30	117.9	↑0.7
6/20 16:40	118.3	↑0.4
6/20 16:50	118.6	↑0.3	満潮
6/20 17:00	118.5	↓-0.1
6/20 17:10	118.3	↓-0.2
6/20 17:20	117.8	↓-0.5
6/20 17:30	117.2	↓-0.6
6/20 17:40	116.3	↓-0.9
6/20 17:50	115.3	↓-1.0
6/20 18:00	114.1	↓-1.2
6/20 18:10	112.8	↓-1.3
6/20 18:20	111.3	↓-1.5
6/20 18:30	109.8	↓-1.5
6/20 18:40	108.1	↓-1.7
6/20 18:50	106.4	↓-1.7
6/20 19:00	104.7	↓-1.7
6/20 19:10	103.0	↓-1.7
6/20 19:20	101.2	↓-1.8
6/20 19:30	99.5	↓-1.7
6/20 19:40	97.8	↓-1.7
6/20 19:50	96.2	↓-1.6
6/20 20:00	94.7	↓-1.5
6/20 20:10	93.2	↓-1.5
6/20 20:20	91.9	↓-1.3
6/20 20:30	90.7	↓-1.2
6/20 20:40	89.6	↓-1.1
6/20 20:50	88.7	↓-0.9
6/20 21:00	88.0	↓-0.7
6/20 21:10	87.4	↓-0.6
6/20 21:20	87.1	↓-0.3
6/20 21:30	86.8	↓-0.3	干潮
6/20 21:40	86.8	0
6/20 21:50	87.0	↑0.2
6/20 22:00	87.3	↑0.3
6/20 22:10	87.9	↑0.6
6/20 22:20	88.6	↑0.7
6/20 22:30	89.5	↑0.9
6/20 22:40	90.5	↑1.0
6/20 22:50	91.7	↑1.2
6/20 23:00	93.1	↑1.4
6/20 23:10	94.6	↑1.5
6/20 23:20	96.2	↑1.6
6/20 23:30	97.9	↑1.7
6/20 23:40	99.7	↑1.8
6/20 23:50	101.6	↑1.9