20 (土)	11:59	05:56	-	18:08
	207cm	57cm	-	54cm
中潮 出 05:25 入 19:34 出 22:31 入 10:42

島山（長崎）2030年07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
7/20 00:00	219.4	↓-0.5
7/20 00:10	218.3	↓-1.1
7/20 00:20	216.5	↓-1.8
7/20 00:30	214.2	↓-2.3
7/20 00:40	211.3	↓-2.9
7/20 00:50	207.9	↓-3.4
7/20 01:00	204.0	↓-3.9
7/20 01:10	199.6	↓-4.4
7/20 01:20	194.7	↓-4.9
7/20 01:30	189.5	↓-5.2
7/20 01:40	183.8	↓-5.7
7/20 01:50	177.8	↓-6.0
7/20 02:00	171.6	↓-6.2
7/20 02:10	165.1	↓-6.5
7/20 02:20	158.4	↓-6.7
7/20 02:30	151.6	↓-6.8
7/20 02:40	144.6	↓-7.0	最大潮位差
7/20 02:50	137.7	↓-6.9
7/20 03:00	130.7	↓-7.0	最大潮位差
7/20 03:10	123.8	↓-6.9
7/20 03:20	117.0	↓-6.8
7/20 03:30	110.4	↓-6.6
7/20 03:40	104.0	↓-6.4
7/20 03:50	97.8	↓-6.2
7/20 04:00	91.9	↓-5.9
7/20 04:10	86.3	↓-5.6
7/20 04:20	81.2	↓-5.1
7/20 04:30	76.4	↓-4.8
7/20 04:40	72.1	↓-4.3
7/20 04:50	68.2	↓-3.9
7/20 05:00	64.9	↓-3.3
7/20 05:10	62.1	↓-2.8
7/20 05:20	59.8	↓-2.3
7/20 05:30	58.1	↓-1.7
7/20 05:40	56.9	↓-1.2
7/20 05:50	56.3	↓-0.6	干潮
7/20 06:00	56.3	0
7/20 06:10	56.9	↑0.6
7/20 06:20	58.1	↑1.2
7/20 06:30	59.8	↑1.7
7/20 06:40	62.0	↑2.2
7/20 06:50	64.8	↑2.8
7/20 07:00	68.0	↑3.2
7/20 07:10	71.8	↑3.8
7/20 07:20	76.0	↑4.2
7/20 07:30	80.6	↑4.6
7/20 07:40	85.6	↑5.0
7/20 07:50	90.9	↑5.3
7/20 08:00	96.6	↑5.7
7/20 08:10	102.4	↑5.8
7/20 08:20	108.6	↑6.2
7/20 08:30	114.8	↑6.2
7/20 08:40	121.2	↑6.4
7/20 08:50	127.7	↑6.5
7/20 09:00	134.2	↑6.5
7/20 09:10	140.7	↑6.5
7/20 09:20	147.1	↑6.4
7/20 09:30	153.4	↑6.3
7/20 09:40	159.5	↑6.1
7/20 09:50	165.4	↑5.9
7/20 10:00	171.1	↑5.7
7/20 10:10	176.5	↑5.4
7/20 10:20	181.5	↑5.0
7/20 10:30	186.1	↑4.6
7/20 10:40	190.4	↑4.3
7/20 10:50	194.2	↑3.8
7/20 11:00	197.5	↑3.3
7/20 11:10	200.4	↑2.9
7/20 11:20	202.7	↑2.3
7/20 11:30	204.5	↑1.8
7/20 11:40	205.8	↑1.3
7/20 11:50	206.5	↑0.7	満潮
7/20 12:00	206.7	↑0.2
7/20 12:10	206.3	↓-0.4
7/20 12:20	205.4	↓-0.9
7/20 12:30	203.9	↓-1.5
7/20 12:40	201.8	↓-2.1
7/20 12:50	199.3	↓-2.5
7/20 13:00	196.2	↓-3.1
7/20 13:10	192.7	↓-3.5
7/20 13:20	188.7	↓-4.0
7/20 13:30	184.3	↓-4.4
7/20 13:40	179.5	↓-4.8
7/20 13:50	174.3	↓-5.2
7/20 14:00	168.8	↓-5.5
7/20 14:10	163.0	↓-5.8
7/20 14:20	157.0	↓-6.0
7/20 14:30	150.8	↓-6.2
7/20 14:40	144.5	↓-6.3
7/20 14:50	138.0	↓-6.5
7/20 15:00	131.5	↓-6.5
7/20 15:10	125.0	↓-6.5
7/20 15:20	118.5	↓-6.5
7/20 15:30	112.1	↓-6.4
7/20 15:40	105.8	↓-6.3
7/20 15:50	99.7	↓-6.1
7/20 16:00	93.9	↓-5.8
7/20 16:10	88.3	↓-5.6
7/20 16:20	83.0	↓-5.3
7/20 16:30	78.0	↓-5.0
7/20 16:40	73.4	↓-4.6
7/20 16:50	69.2	↓-4.2
7/20 17:00	65.5	↓-3.7
7/20 17:10	62.2	↓-3.3
7/20 17:20	59.5	↓-2.7
7/20 17:30	57.2	↓-2.3
7/20 17:40	55.5	↓-1.7
7/20 17:50	54.3	↓-1.2
7/20 18:00	53.7	↓-0.6	干潮
7/20 18:10	53.6	↓-0.1
7/20 18:20	54.0	↑0.4
7/20 18:30	55.1	↑1.1
7/20 18:40	56.6	↑1.5
7/20 18:50	58.7	↑2.1
7/20 19:00	61.3	↑2.6
7/20 19:10	64.5	↑3.2
7/20 19:20	68.1	↑3.6
7/20 19:30	72.1	↑4.0
7/20 19:40	76.6	↑4.5
7/20 19:50	81.4	↑4.8
7/20 20:00	86.7	↑5.3
7/20 20:10	92.2	↑5.5
7/20 20:20	98.0	↑5.8
7/20 20:30	104.1	↑6.1
7/20 20:40	110.3	↑6.2
7/20 20:50	116.7	↑6.4
7/20 21:00	123.3	↑6.6
7/20 21:10	129.8	↑6.5
7/20 21:20	136.4	↑6.6
7/20 21:30	143.0	↑6.6
7/20 21:40	149.5	↑6.5
7/20 21:50	155.9	↑6.4
7/20 22:00	162.1	↑6.2
7/20 22:10	168.1	↑6.0
7/20 22:20	173.8	↑5.7
7/20 22:30	179.2	↑5.4
7/20 22:40	184.4	↑5.2
7/20 22:50	189.1	↑4.7
7/20 23:00	193.5	↑4.4
7/20 23:10	197.4	↑3.9
7/20 23:20	200.9	↑3.5
7/20 23:30	203.9	↑3.0
7/20 23:40	206.4	↑2.5
7/20 23:50	208.4	↑2.0