4 (水)	01:51	09:03	16:12	21:10
	122cm	2cm	117cm	78cm
大潮 出 04:22 入 18:52 出 17:32 入 02:57 潮干狩り ◎ 06:46～11:20

那珂湊（茨城）2031年06月4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
6/4 00:00	108.9	↑2.2
6/4 00:10	110.9	↑2.0
6/4 00:20	112.8	↑1.9
6/4 00:30	114.5	↑1.7
6/4 00:40	116.2	↑1.7
6/4 00:50	117.6	↑1.4
6/4 01:00	118.9	↑1.3
6/4 01:10	119.9	↑1.0
6/4 01:20	120.8	↑0.9
6/4 01:30	121.4	↑0.6
6/4 01:40	121.7	↑0.3
6/4 01:50	121.9	↑0.2	満潮
6/4 02:00	121.7	↓-0.2
6/4 02:10	121.3	↓-0.4
6/4 02:20	120.7	↓-0.6
6/4 02:30	119.7	↓-1.0
6/4 02:40	118.5	↓-1.2
6/4 02:50	117.0	↓-1.5
6/4 03:00	115.3	↓-1.7
6/4 03:10	113.2	↓-2.1
6/4 03:20	111.0	↓-2.2
6/4 03:30	108.4	↓-2.6
6/4 03:40	105.6	↓-2.8
6/4 03:50	102.6	↓-3.0
6/4 04:00	99.3	↓-3.3
6/4 04:10	95.9	↓-3.4
6/4 04:20	92.2	↓-3.7
6/4 04:30	88.4	↓-3.8
6/4 04:40	84.4	↓-4.0
6/4 04:50	80.3	↓-4.1
6/4 05:00	76.1	↓-4.2
6/4 05:10	71.8	↓-4.3
6/4 05:20	67.4	↓-4.4
6/4 05:30	63.0	↓-4.4
6/4 05:40	58.5	↓-4.5	最大潮位差
6/4 05:50	54.1	↓-4.4
6/4 06:00	49.6	↓-4.5	最大潮位差
6/4 06:10	45.3	↓-4.3
6/4 06:20	41.0	↓-4.3
6/4 06:30	36.9	↓-4.1
6/4 06:40	32.8	↓-4.1
6/4 06:50	28.9	↓-3.9
6/4 07:00	25.2	↓-3.7
6/4 07:10	21.8	↓-3.4
6/4 07:20	18.5	↓-3.3
6/4 07:30	15.5	↓-3.0
6/4 07:40	12.7	↓-2.8
6/4 07:50	10.2	↓-2.5
6/4 08:00	8.0	↓-2.2
6/4 08:10	6.1	↓-1.9
6/4 08:20	4.6	↓-1.5
6/4 08:30	3.3	↓-1.3
6/4 08:40	2.4	↓-0.9
6/4 08:50	1.9	↓-0.5
6/4 09:00	1.6	↓-0.3	干潮
6/4 09:10	1.7	↑0.1
6/4 09:20	2.2	↑0.5
6/4 09:30	3.0	↑0.8
6/4 09:40	4.1	↑1.1
6/4 09:50	5.5	↑1.4
6/4 10:00	7.3	↑1.8
6/4 10:10	9.3	↑2.0
6/4 10:20	11.7	↑2.4
6/4 10:30	14.3	↑2.6
6/4 10:40	17.1	↑2.8
6/4 10:50	20.2	↑3.1
6/4 11:00	23.5	↑3.3
6/4 11:10	27.0	↑3.5
6/4 11:20	30.7	↑3.7
6/4 11:30	34.6	↑3.9
6/4 11:40	38.5	↑3.9
6/4 11:50	42.6	↑4.1
6/4 12:00	46.7	↑4.1
6/4 12:10	51.0	↑4.3
6/4 12:20	55.2	↑4.2
6/4 12:30	59.5	↑4.3
6/4 12:40	63.7	↑4.2
6/4 12:50	67.9	↑4.2
6/4 13:00	72.1	↑4.2
6/4 13:10	76.1	↑4.0
6/4 13:20	80.1	↑4.0
6/4 13:30	83.9	↑3.8
6/4 13:40	87.6	↑3.7
6/4 13:50	91.2	↑3.6
6/4 14:00	94.5	↑3.3
6/4 14:10	97.7	↑3.2
6/4 14:20	100.7	↑3.0
6/4 14:30	103.4	↑2.7
6/4 14:40	105.9	↑2.5
6/4 14:50	108.1	↑2.2
6/4 15:00	110.1	↑2.0
6/4 15:10	111.9	↑1.8
6/4 15:20	113.4	↑1.5
6/4 15:30	114.6	↑1.2
6/4 15:40	115.5	↑0.9
6/4 15:50	116.2	↑0.7
6/4 16:00	116.6	↑0.4
6/4 16:10	116.8	↑0.2	満潮
6/4 16:20	116.7	↓-0.1
6/4 16:30	116.4	↓-0.3
6/4 16:40	115.8	↓-0.6
6/4 16:50	115.0	↓-0.8
6/4 17:00	114.0	↓-1.0
6/4 17:10	112.8	↓-1.2
6/4 17:20	111.4	↓-1.4
6/4 17:30	109.9	↓-1.5
6/4 17:40	108.2	↓-1.7
6/4 17:50	106.4	↓-1.8
6/4 18:00	104.5	↓-1.9
6/4 18:10	102.6	↓-1.9
6/4 18:20	100.5	↓-2.1
6/4 18:30	98.5	↓-2.0
6/4 18:40	96.4	↓-2.1
6/4 18:50	94.3	↓-2.1
6/4 19:00	92.3	↓-2.0
6/4 19:10	90.3	↓-2.0
6/4 19:20	88.4	↓-1.9
6/4 19:30	86.6	↓-1.8
6/4 19:40	84.9	↓-1.7
6/4 19:50	83.3	↓-1.6
6/4 20:00	81.9	↓-1.4
6/4 20:10	80.7	↓-1.2
6/4 20:20	79.6	↓-1.1
6/4 20:30	78.7	↓-0.9
6/4 20:40	78.0	↓-0.7
6/4 20:50	77.5	↓-0.5
6/4 21:00	77.2	↓-0.3	干潮
6/4 21:10	77.1	↓-0.1	干潮
6/4 21:20	77.2	↑0.1
6/4 21:30	77.6	↑0.4
6/4 21:40	78.1	↑0.5
6/4 21:50	78.9	↑0.8
6/4 22:00	79.8	↑0.9
6/4 22:10	81.0	↑1.2
6/4 22:20	82.3	↑1.3
6/4 22:30	83.8	↑1.5
6/4 22:40	85.4	↑1.6
6/4 22:50	87.2	↑1.8
6/4 23:00	89.1	↑1.9
6/4 23:10	91.2	↑2.1
6/4 23:20	93.3	↑2.1
6/4 23:30	95.5	↑2.2
6/4 23:40	97.7	↑2.2
6/4 23:50	100.0	↑2.3