20 (土)	07:53	01:55	20:22	14:06
	209cm	68cm	221cm	40cm
大潮 出 06:09 入 18:23 出 04:22 入 17:36 潮干狩り ○ 13:25～14:46

島山（長崎）2025年09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
9/20 00:00	99.6	↓-5.3
9/20 00:10	94.7	↓-4.9
9/20 00:20	90.0	↓-4.7
9/20 00:30	85.7	↓-4.3
9/20 00:40	81.8	↓-3.9
9/20 00:50	78.4	↓-3.4
9/20 01:00	75.4	↓-3.0
9/20 01:10	72.8	↓-2.6
9/20 01:20	70.8	↓-2.0
9/20 01:30	69.2	↓-1.6
9/20 01:40	68.2	↓-1.0
9/20 01:50	67.7	↓-0.5	干潮
9/20 02:00	67.8	↑0.1
9/20 02:10	68.3	↑0.5
9/20 02:20	69.4	↑1.1
9/20 02:30	71.0	↑1.6
9/20 02:40	73.2	↑2.2
9/20 02:50	75.8	↑2.6
9/20 03:00	78.9	↑3.1
9/20 03:10	82.4	↑3.5
9/20 03:20	86.4	↑4.0
9/20 03:30	90.7	↑4.3
9/20 03:40	95.5	↑4.8
9/20 03:50	100.5	↑5.0
9/20 04:00	105.9	↑5.4
9/20 04:10	111.4	↑5.5
9/20 04:20	117.2	↑5.8
9/20 04:30	123.2	↑6.0
9/20 04:40	129.3	↑6.1
9/20 04:50	135.4	↑6.1
9/20 05:00	141.6	↑6.2
9/20 05:10	147.7	↑6.1
9/20 05:20	153.8	↑6.1
9/20 05:30	159.8	↑6.0
9/20 05:40	165.6	↑5.8
9/20 05:50	171.2	↑5.6
9/20 06:00	176.5	↑5.3
9/20 06:10	181.5	↑5.0
9/20 06:20	186.3	↑4.8
9/20 06:30	190.6	↑4.3
9/20 06:40	194.5	↑3.9
9/20 06:50	198.0	↑3.5
9/20 07:00	201.0	↑3.0
9/20 07:10	203.6	↑2.6
9/20 07:20	205.6	↑2.0
9/20 07:30	207.1	↑1.5
9/20 07:40	208.0	↑0.9
9/20 07:50	208.4	↑0.4	満潮
9/20 08:00	208.2	↓-0.2
9/20 08:10	207.4	↓-0.8
9/20 08:20	206.1	↓-1.3
9/20 08:30	204.2	↓-1.9
9/20 08:40	201.7	↓-2.5
9/20 08:50	198.7	↓-3.0
9/20 09:00	195.2	↓-3.5
9/20 09:10	191.2	↓-4.0
9/20 09:20	186.8	↓-4.4
9/20 09:30	181.9	↓-4.9
9/20 09:40	176.6	↓-5.3
9/20 09:50	170.9	↓-5.7
9/20 10:00	164.8	↓-6.1
9/20 10:10	158.5	↓-6.3
9/20 10:20	152.0	↓-6.5
9/20 10:30	145.2	↓-6.8
9/20 10:40	138.3	↓-6.9
9/20 10:50	131.2	↓-7.1
9/20 11:00	124.1	↓-7.1
9/20 11:10	117.0	↓-7.1
9/20 11:20	110.0	↓-7.0
9/20 11:30	103.0	↓-7.0
9/20 11:40	96.2	↓-6.8
9/20 11:50	89.6	↓-6.6
9/20 12:00	83.2	↓-6.4
9/20 12:10	77.1	↓-6.1
9/20 12:20	71.4	↓-5.7
9/20 12:30	66.0	↓-5.4
9/20 12:40	61.0	↓-5.0
9/20 12:50	56.5	↓-4.5
9/20 13:00	52.4	↓-4.1
9/20 13:10	48.9	↓-3.5
9/20 13:20	45.9	↓-3.0
9/20 13:30	43.5	↓-2.4
9/20 13:40	41.7	↓-1.8
9/20 13:50	40.5	↓-1.2
9/20 14:00	39.8	↓-0.7	干潮
9/20 14:10	39.8	0
9/20 14:20	40.4	↑0.6
9/20 14:30	41.7	↑1.3
9/20 14:40	43.5	↑1.8
9/20 14:50	45.9	↑2.4
9/20 15:00	49.0	↑3.1
9/20 15:10	52.6	↑3.6
9/20 15:20	56.7	↑4.1
9/20 15:30	61.3	↑4.6
9/20 15:40	66.4	↑5.1
9/20 15:50	72.0	↑5.6
9/20 16:00	77.9	↑5.9
9/20 16:10	84.3	↑6.4
9/20 16:20	90.9	↑6.6
9/20 16:30	97.9	↑7.0
9/20 16:40	105.0	↑7.1
9/20 16:50	112.4	↑7.4
9/20 17:00	119.8	↑7.4
9/20 17:10	127.4	↑7.6	最大潮位差
9/20 17:20	134.9	↑7.5
9/20 17:30	142.5	↑7.6	最大潮位差
9/20 17:40	149.9	↑7.4
9/20 17:50	157.2	↑7.3
9/20 18:00	164.3	↑7.1
9/20 18:10	171.2	↑6.9
9/20 18:20	177.8	↑6.6
9/20 18:30	184.1	↑6.3
9/20 18:40	190.0	↑5.9
9/20 18:50	195.4	↑5.4
9/20 19:00	200.4	↑5.0
9/20 19:10	205.0	↑4.6
9/20 19:20	208.9	↑3.9
9/20 19:30	212.4	↑3.5
9/20 19:40	215.2	↑2.8
9/20 19:50	217.5	↑2.3
9/20 20:00	219.2	↑1.7
9/20 20:10	220.2	↑1.0
9/20 20:20	220.6	↑0.4	満潮
9/20 20:30	220.3	↓-0.3
9/20 20:40	219.5	↓-0.8
9/20 20:50	218.0	↓-1.5
9/20 21:00	215.9	↓-2.1
9/20 21:10	213.2	↓-2.7
9/20 21:20	209.9	↓-3.3
9/20 21:30	206.1	↓-3.8
9/20 21:40	201.7	↓-4.4
9/20 21:50	196.9	↓-4.8
9/20 22:00	191.6	↓-5.3
9/20 22:10	185.9	↓-5.7
9/20 22:20	179.8	↓-6.1
9/20 22:30	173.4	↓-6.4
9/20 22:40	166.8	↓-6.6
9/20 22:50	159.9	↓-6.9
9/20 23:00	152.8	↓-7.1
9/20 23:10	145.5	↓-7.3
9/20 23:20	138.3	↓-7.2
9/20 23:30	131.0	↓-7.3
9/20 23:40	123.7	↓-7.3
9/20 23:50	116.5	↓-7.2