20 (土)	11:08	05:16	23:57	17:30
	189cm	48cm	185cm	15cm
中潮 出 05:46 入 18:59 出 23:04 入 07:55 潮干狩り ◎ 15:42～18:59

大山浦（長崎）2041年04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
4/20 00:00	194.8	↓-2.3
4/20 00:10	192.0	↓-2.8
4/20 00:20	188.6	↓-3.4
4/20 00:30	184.8	↓-3.8
4/20 00:40	180.4	↓-4.4
4/20 00:50	175.6	↓-4.8
4/20 01:00	170.4	↓-5.2
4/20 01:10	164.9	↓-5.5
4/20 01:20	159.0	↓-5.9
4/20 01:30	152.9	↓-6.1
4/20 01:40	146.5	↓-6.4
4/20 01:50	140.0	↓-6.5
4/20 02:00	133.4	↓-6.6
4/20 02:10	126.6	↓-6.8
4/20 02:20	119.9	↓-6.7
4/20 02:30	113.2	↓-6.7
4/20 02:40	106.7	↓-6.5
4/20 02:50	100.2	↓-6.5
4/20 03:00	93.9	↓-6.3
4/20 03:10	87.9	↓-6.0
4/20 03:20	82.2	↓-5.7
4/20 03:30	76.7	↓-5.5
4/20 03:40	71.7	↓-5.0
4/20 03:50	67.0	↓-4.7
4/20 04:00	62.8	↓-4.2
4/20 04:10	59.0	↓-3.8
4/20 04:20	55.7	↓-3.3
4/20 04:30	53.0	↓-2.7
4/20 04:40	50.7	↓-2.3
4/20 04:50	49.1	↓-1.6
4/20 05:00	47.9	↓-1.2
4/20 05:10	47.4	↓-0.5	干潮
4/20 05:20	47.4	0
4/20 05:30	48.0	↑0.6
4/20 05:40	49.1	↑1.1
4/20 05:50	50.8	↑1.7
4/20 06:00	53.1	↑2.3
4/20 06:10	55.8	↑2.7
4/20 06:20	59.1	↑3.3
4/20 06:30	62.8	↑3.7
4/20 06:40	66.9	↑4.1
4/20 06:50	71.5	↑4.6
4/20 07:00	76.4	↑4.9
4/20 07:10	81.6	↑5.2
4/20 07:20	87.1	↑5.5
4/20 07:30	92.9	↑5.8
4/20 07:40	98.9	↑6.0
4/20 07:50	105.0	↑6.1
4/20 08:00	111.2	↑6.2
4/20 08:10	117.5	↑6.3
4/20 08:20	123.7	↑6.2
4/20 08:30	130.0	↑6.3
4/20 08:40	136.1	↑6.1
4/20 08:50	142.1	↑6.0
4/20 09:00	147.9	↑5.8
4/20 09:10	153.5	↑5.6
4/20 09:20	158.8	↑5.3
4/20 09:30	163.7	↑4.9
4/20 09:40	168.3	↑4.6
4/20 09:50	172.5	↑4.2
4/20 10:00	176.3	↑3.8
4/20 10:10	179.6	↑3.3
4/20 10:20	182.4	↑2.8
4/20 10:30	184.8	↑2.4
4/20 10:40	186.5	↑1.7
4/20 10:50	187.7	↑1.2
4/20 11:00	188.4	↑0.7	満潮
4/20 11:10	188.5	↑0.1
4/20 11:20	188.0	↓-0.5
4/20 11:30	186.9	↓-1.1
4/20 11:40	185.3	↓-1.6
4/20 11:50	183.1	↓-2.2
4/20 12:00	180.4	↓-2.7
4/20 12:10	177.1	↓-3.3
4/20 12:20	173.3	↓-3.8
4/20 12:30	169.0	↓-4.3
4/20 12:40	164.3	↓-4.7
4/20 12:50	159.2	↓-5.1
4/20 13:00	153.6	↓-5.6
4/20 13:10	147.7	↓-5.9
4/20 13:20	141.5	↓-6.2
4/20 13:30	135.0	↓-6.5
4/20 13:40	128.3	↓-6.7
4/20 13:50	121.4	↓-6.9
4/20 14:00	114.3	↓-7.1
4/20 14:10	107.2	↓-7.1
4/20 14:20	100.0	↓-7.2	最大潮位差
4/20 14:30	92.8	↓-7.2	最大潮位差
4/20 14:40	85.7	↓-7.1
4/20 14:50	78.7	↓-7.0
4/20 15:00	71.9	↓-6.8
4/20 15:10	65.3	↓-6.6
4/20 15:20	58.9	↓-6.4
4/20 15:30	52.8	↓-6.1
4/20 15:40	47.0	↓-5.8
4/20 15:50	41.6	↓-5.4
4/20 16:00	36.6	↓-5.0
4/20 16:10	32.0	↓-4.6
4/20 16:20	28.0	↓-4.0
4/20 16:30	24.4	↓-3.6
4/20 16:40	21.3	↓-3.1
4/20 16:50	18.8	↓-2.5
4/20 17:00	16.9	↓-1.9
4/20 17:10	15.5	↓-1.4
4/20 17:20	14.7	↓-0.8	干潮
4/20 17:30	14.5	↓-0.2	干潮
4/20 17:40	14.8	↑0.3
4/20 17:50	15.8	↑1.0
4/20 18:00	17.3	↑1.5
4/20 18:10	19.4	↑2.1
4/20 18:20	22.1	↑2.7
4/20 18:30	25.2	↑3.1
4/20 18:40	28.9	↑3.7
4/20 18:50	33.0	↑4.1
4/20 19:00	37.6	↑4.6
4/20 19:10	42.6	↑5.0
4/20 19:20	48.0	↑5.4
4/20 19:30	53.8	↑5.8
4/20 19:40	59.8	↑6.0
4/20 19:50	66.1	↑6.3
4/20 20:00	72.6	↑6.5
4/20 20:10	79.3	↑6.7
4/20 20:20	86.2	↑6.9
4/20 20:30	93.1	↑6.9
4/20 20:40	100.0	↑6.9
4/20 20:50	106.9	↑6.9
4/20 21:00	113.8	↑6.9
4/20 21:10	120.6	↑6.8
4/20 21:20	127.2	↑6.6
4/20 21:30	133.6	↑6.4
4/20 21:40	139.8	↑6.2
4/20 21:50	145.7	↑5.9
4/20 22:00	151.4	↑5.7
4/20 22:10	156.6	↑5.2
4/20 22:20	161.5	↑4.9
4/20 22:30	166.0	↑4.5
4/20 22:40	170.0	↑4.0
4/20 22:50	173.6	↑3.6
4/20 23:00	176.8	↑3.2
4/20 23:10	179.4	↑2.6
4/20 23:20	181.5	↑2.1
4/20 23:30	183.1	↑1.6
4/20 23:40	184.2	↑1.1
4/20 23:50	184.8	↑0.6	満潮