20 (火)	05:29	00:08	19:33	12:38
	135cm	84cm	128cm	15cm
中潮 出 04:21 入 18:59 出 08:18 入 21:54 潮干狩り ◎ 10:48～14:25

大洗（茨城）2034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	83.9	↓-0.3	干潮
6/20 00:10	83.9	0
6/20 00:20	84.1	↑0.2
6/20 00:30	84.5	↑0.4
6/20 00:40	85.1	↑0.6
6/20 00:50	86.0	↑0.9
6/20 01:00	87.0	↑1.0
6/20 01:10	88.3	↑1.3
6/20 01:20	89.8	↑1.5
6/20 01:30	91.5	↑1.7
6/20 01:40	93.3	↑1.8
6/20 01:50	95.3	↑2.0
6/20 02:00	97.4	↑2.1
6/20 02:10	99.7	↑2.3
6/20 02:20	102.0	↑2.3
6/20 02:30	104.5	↑2.5
6/20 02:40	106.9	↑2.4
6/20 02:50	109.4	↑2.5
6/20 03:00	111.9	↑2.5
6/20 03:10	114.4	↑2.5
6/20 03:20	116.8	↑2.4
6/20 03:30	119.2	↑2.4
6/20 03:40	121.5	↑2.3
6/20 03:50	123.6	↑2.1
6/20 04:00	125.6	↑2.0
6/20 04:10	127.5	↑1.9
6/20 04:20	129.2	↑1.7
6/20 04:30	130.7	↑1.5
6/20 04:40	132.0	↑1.3
6/20 04:50	133.0	↑1.0
6/20 05:00	133.9	↑0.9
6/20 05:10	134.5	↑0.6
6/20 05:20	134.8	↑0.3	満潮
6/20 05:30	134.9	↑0.1
6/20 05:40	134.7	↓-0.2
6/20 05:50	134.2	↓-0.5
6/20 06:00	133.4	↓-0.8
6/20 06:10	132.4	↓-1.0
6/20 06:20	131.1	↓-1.3
6/20 06:30	129.5	↓-1.6
6/20 06:40	127.6	↓-1.9
6/20 06:50	125.4	↓-2.2
6/20 07:00	123.0	↓-2.4
6/20 07:10	120.3	↓-2.7
6/20 07:20	117.3	↓-3.0
6/20 07:30	114.2	↓-3.1
6/20 07:40	110.8	↓-3.4
6/20 07:50	107.2	↓-3.6
6/20 08:00	103.4	↓-3.8
6/20 08:10	99.4	↓-4.0
6/20 08:20	95.3	↓-4.1
6/20 08:30	91.1	↓-4.2
6/20 08:40	86.7	↓-4.4
6/20 08:50	82.3	↓-4.4
6/20 09:00	77.8	↓-4.5	最大潮位差
6/20 09:10	73.4	↓-4.4
6/20 09:20	68.9	↓-4.5	最大潮位差
6/20 09:30	64.4	↓-4.5	最大潮位差
6/20 09:40	60.0	↓-4.4
6/20 09:50	55.7	↓-4.3
6/20 10:00	51.4	↓-4.3
6/20 10:10	47.3	↓-4.1
6/20 10:20	43.4	↓-3.9
6/20 10:30	39.6	↓-3.8
6/20 10:40	36.0	↓-3.6
6/20 10:50	32.6	↓-3.4
6/20 11:00	29.4	↓-3.2
6/20 11:10	26.5	↓-2.9
6/20 11:20	23.9	↓-2.6
6/20 11:30	21.6	↓-2.3
6/20 11:40	19.5	↓-2.1
6/20 11:50	17.8	↓-1.7
6/20 12:00	16.3	↓-1.5
6/20 12:10	15.2	↓-1.1
6/20 12:20	14.5	↓-0.7
6/20 12:30	14.1	↓-0.4	干潮
6/20 12:40	14.0	↓-0.1
6/20 12:50	14.3	↑0.3
6/20 13:00	15.0	↑0.7
6/20 13:10	16.0	↑1.0
6/20 13:20	17.3	↑1.3
6/20 13:30	19.0	↑1.7
6/20 13:40	21.0	↑2.0
6/20 13:50	23.4	↑2.4
6/20 14:00	26.0	↑2.6
6/20 14:10	28.9	↑2.9
6/20 14:20	32.1	↑3.2
6/20 14:30	35.5	↑3.4
6/20 14:40	39.1	↑3.6
6/20 14:50	42.9	↑3.8
6/20 15:00	46.9	↑4.0
6/20 15:10	51.0	↑4.1
6/20 15:20	55.2	↑4.2
6/20 15:30	59.5	↑4.3
6/20 15:40	63.8	↑4.3
6/20 15:50	68.2	↑4.4
6/20 16:00	72.6	↑4.4
6/20 16:10	76.9	↑4.3
6/20 16:20	81.1	↑4.2
6/20 16:30	85.3	↑4.2
6/20 16:40	89.4	↑4.1
6/20 16:50	93.4	↑4.0
6/20 17:00	97.2	↑3.8
6/20 17:10	100.8	↑3.6
6/20 17:20	104.3	↑3.5
6/20 17:30	107.6	↑3.3
6/20 17:40	110.6	↑3.0
6/20 17:50	113.4	↑2.8
6/20 18:00	116.0	↑2.6
6/20 18:10	118.4	↑2.4
6/20 18:20	120.4	↑2.0
6/20 18:30	122.2	↑1.8
6/20 18:40	123.8	↑1.6
6/20 18:50	125.1	↑1.3
6/20 19:00	126.1	↑1.0
6/20 19:10	126.8	↑0.7
6/20 19:20	127.2	↑0.4
6/20 19:30	127.4	↑0.2	満潮
6/20 19:40	127.4	0
6/20 19:50	127.0	↓-0.4
6/20 20:00	126.5	↓-0.5
6/20 20:10	125.7	↓-0.8
6/20 20:20	124.7	↓-1.0
6/20 20:30	123.4	↓-1.3
6/20 20:40	122.0	↓-1.4
6/20 20:50	120.5	↓-1.5
6/20 21:00	118.8	↓-1.7
6/20 21:10	117.0	↓-1.8
6/20 21:20	115.0	↓-2.0
6/20 21:30	113.0	↓-2.0
6/20 21:40	110.9	↓-2.1
6/20 21:50	108.8	↓-2.1
6/20 22:00	106.6	↓-2.2
6/20 22:10	104.5	↓-2.1
6/20 22:20	102.4	↓-2.1
6/20 22:30	100.2	↓-2.2
6/20 22:40	98.2	↓-2.0
6/20 22:50	96.2	↓-2.0
6/20 23:00	94.3	↓-1.9
6/20 23:10	92.5	↓-1.8
6/20 23:20	90.8	↓-1.7
6/20 23:30	89.3	↓-1.5
6/20 23:40	87.9	↓-1.4
6/20 23:50	86.6	↓-1.3