18 (金)	03:23	10:47	18:00	22:49
	143cm	-4cm	131cm	90cm
大潮 出 04:20 入 18:59 出 20:13 入 05:08 潮干狩り ◎ 08:18～13:13

日立（茨城）2038年06月18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
6/18 00:00	102.8	↑2.3
6/18 00:10	105.2	↑2.4
6/18 00:20	107.8	↑2.6
6/18 00:30	110.5	↑2.7
6/18 00:40	113.2	↑2.7
6/18 00:50	116.0	↑2.8
6/18 01:00	118.7	↑2.7
6/18 01:10	121.5	↑2.8
6/18 01:20	124.2	↑2.7
6/18 01:30	126.8	↑2.6
6/18 01:40	129.3	↑2.5
6/18 01:50	131.6	↑2.3
6/18 02:00	133.8	↑2.2
6/18 02:10	135.8	↑2.0
6/18 02:20	137.5	↑1.7
6/18 02:30	139.1	↑1.6
6/18 02:40	140.4	↑1.3
6/18 02:50	141.4	↑1.0
6/18 03:00	142.2	↑0.8
6/18 03:10	142.7	↑0.5
6/18 03:20	142.9	↑0.2	満潮
6/18 03:30	142.8	↓-0.1
6/18 03:40	142.4	↓-0.4
6/18 03:50	141.7	↓-0.7
6/18 04:00	140.7	↓-1.0
6/18 04:10	139.3	↓-1.4
6/18 04:20	137.7	↓-1.6
6/18 04:30	135.7	↓-2.0
6/18 04:40	133.4	↓-2.3
6/18 04:50	130.8	↓-2.6
6/18 05:00	127.9	↓-2.9
6/18 05:10	124.7	↓-3.2
6/18 05:20	121.2	↓-3.5
6/18 05:30	117.4	↓-3.8
6/18 05:40	113.3	↓-4.1
6/18 05:50	109.0	↓-4.3
6/18 06:00	104.4	↓-4.6
6/18 06:10	99.7	↓-4.7
6/18 06:20	94.7	↓-5.0
6/18 06:30	89.6	↓-5.1
6/18 06:40	84.4	↓-5.2
6/18 06:50	79.1	↓-5.3
6/18 07:00	73.6	↓-5.5	最大潮位差
6/18 07:10	68.2	↓-5.4
6/18 07:20	62.8	↓-5.4
6/18 07:30	57.4	↓-5.4
6/18 07:40	52.1	↓-5.3
6/18 07:50	46.8	↓-5.3
6/18 08:00	41.7	↓-5.1
6/18 08:10	36.8	↓-4.9
6/18 08:20	32.0	↓-4.8
6/18 08:30	27.5	↓-4.5
6/18 08:40	23.2	↓-4.3
6/18 08:50	19.1	↓-4.1
6/18 09:00	15.3	↓-3.8
6/18 09:10	11.8	↓-3.5
6/18 09:20	8.6	↓-3.2
6/18 09:30	5.7	↓-2.9
6/18 09:40	3.2	↓-2.5
6/18 09:50	1.0	↓-2.2
6/18 10:00	-0.9	↓-1.9
6/18 10:10	-2.4	↓-1.5
6/18 10:20	-3.6	↓-1.2
6/18 10:30	-4.4	↓-0.8
6/18 10:40	-4.8	↓-0.4	干潮
6/18 10:50	-4.8	0
6/18 11:00	-4.5	↑0.3
6/18 11:10	-3.7	↑0.8
6/18 11:20	-2.6	↑1.1
6/18 11:30	-1.1	↑1.5
6/18 11:40	0.7	↑1.8
6/18 11:50	3.0	↑2.3
6/18 12:00	5.6	↑2.6
6/18 12:10	8.5	↑2.9
6/18 12:20	11.7	↑3.2
6/18 12:30	15.3	↑3.6
6/18 12:40	19.1	↑3.8
6/18 12:50	23.2	↑4.1
6/18 13:00	27.5	↑4.3
6/18 13:10	32.0	↑4.5
6/18 13:20	36.6	↑4.6
6/18 13:30	41.4	↑4.8
6/18 13:40	46.3	↑4.9
6/18 13:50	51.3	↑5.0
6/18 14:00	56.2	↑4.9
6/18 14:10	61.2	↑5.0
6/18 14:20	66.2	↑5.0
6/18 14:30	71.1	↑4.9
6/18 14:40	76.0	↑4.9
6/18 14:50	80.7	↑4.7
6/18 15:00	85.3	↑4.6
6/18 15:10	89.8	↑4.5
6/18 15:20	94.2	↑4.4
6/18 15:30	98.3	↑4.1
6/18 15:40	102.3	↑4.0
6/18 15:50	106.0	↑3.7
6/18 16:00	109.5	↑3.5
6/18 16:10	112.8	↑3.3
6/18 16:20	115.9	↑3.1
6/18 16:30	118.7	↑2.8
6/18 16:40	121.2	↑2.5
6/18 16:50	123.4	↑2.2
6/18 17:00	125.3	↑1.9
6/18 17:10	127.0	↑1.7
6/18 17:20	128.3	↑1.3
6/18 17:30	129.3	↑1.0
6/18 17:40	130.0	↑0.7
6/18 17:50	130.4	↑0.4	満潮
6/18 18:00	130.6	↑0.2	満潮
6/18 18:10	130.4	↓-0.2
6/18 18:20	129.9	↓-0.5
6/18 18:30	129.1	↓-0.8
6/18 18:40	128.1	↓-1.0
6/18 18:50	126.9	↓-1.2
6/18 19:00	125.5	↓-1.4
6/18 19:10	123.8	↓-1.7
6/18 19:20	122.0	↓-1.8
6/18 19:30	120.1	↓-1.9
6/18 19:40	118.0	↓-2.1
6/18 19:50	115.9	↓-2.1
6/18 20:00	113.7	↓-2.2
6/18 20:10	111.5	↓-2.2
6/18 20:20	109.3	↓-2.2
6/18 20:30	107.2	↓-2.1
6/18 20:40	105.0	↓-2.2
6/18 20:50	103.0	↓-2.0
6/18 21:00	101.0	↓-2.0
6/18 21:10	99.2	↓-1.8
6/18 21:20	97.4	↓-1.8
6/18 21:30	95.8	↓-1.6
6/18 21:40	94.4	↓-1.4
6/18 21:50	93.1	↓-1.3
6/18 22:00	92.0	↓-1.1
6/18 22:10	91.1	↓-0.9
6/18 22:20	90.4	↓-0.7
6/18 22:30	89.9	↓-0.5
6/18 22:40	89.6	↓-0.3	干潮
6/18 22:50	89.6	0
6/18 23:00	89.7	↑0.1
6/18 23:10	90.1	↑0.4
6/18 23:20	90.7	↑0.6
6/18 23:30	91.5	↑0.8
6/18 23:40	92.6	↑1.1
6/18 23:50	93.9	↑1.3