20 (木)	05:55	12:04	18:01	-
	234cm	92cm	228cm	-
若潮 出 05:46 入 18:57 出 03:07 入 14:51

俵ヶ浦（長崎）2028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	78.7	↑1.6
4/20 00:10	80.8	↑2.1
4/20 00:20	83.3	↑2.5
4/20 00:30	86.2	↑2.9
4/20 00:40	89.6	↑3.4
4/20 00:50	93.4	↑3.8
4/20 01:00	97.6	↑4.2
4/20 01:10	102.2	↑4.6
4/20 01:20	107.1	↑4.9
4/20 01:30	112.3	↑5.2
4/20 01:40	117.8	↑5.5
4/20 01:50	123.5	↑5.7
4/20 02:00	129.4	↑5.9
4/20 02:10	135.5	↑6.1
4/20 02:20	141.7	↑6.2
4/20 02:30	148.0	↑6.3
4/20 02:40	154.4	↑6.4
4/20 02:50	160.8	↑6.4
4/20 03:00	167.1	↑6.3
4/20 03:10	173.3	↑6.2
4/20 03:20	179.5	↑6.2
4/20 03:30	185.4	↑5.9
4/20 03:40	191.2	↑5.8
4/20 03:50	196.7	↑5.5
4/20 04:00	202.0	↑5.3
4/20 04:10	207.0	↑5.0
4/20 04:20	211.6	↑4.6
4/20 04:30	215.8	↑4.2
4/20 04:40	219.7	↑3.9
4/20 04:50	223.1	↑3.4
4/20 05:00	226.0	↑2.9
4/20 05:10	228.5	↑2.5
4/20 05:20	230.5	↑2.0
4/20 05:30	232.1	↑1.6
4/20 05:40	233.1	↑1.0
4/20 05:50	233.6	↑0.5	満潮
4/20 06:00	233.5	↓-0.1
4/20 06:10	233.0	↓-0.5
4/20 06:20	231.9	↓-1.1
4/20 06:30	230.4	↓-1.5
4/20 06:40	228.3	↓-2.1
4/20 06:50	225.8	↓-2.5
4/20 07:00	222.8	↓-3.0
4/20 07:10	219.4	↓-3.4
4/20 07:20	215.5	↓-3.9
4/20 07:30	211.3	↓-4.2
4/20 07:40	206.8	↓-4.5
4/20 07:50	201.9	↓-4.9
4/20 08:00	196.7	↓-5.2
4/20 08:10	191.2	↓-5.5
4/20 08:20	185.6	↓-5.6
4/20 08:30	179.8	↓-5.8
4/20 08:40	173.9	↓-5.9
4/20 08:50	167.8	↓-6.1
4/20 09:00	161.8	↓-6.0
4/20 09:10	155.7	↓-6.1
4/20 09:20	149.7	↓-6.0
4/20 09:30	143.8	↓-5.9
4/20 09:40	138.0	↓-5.8
4/20 09:50	132.4	↓-5.6
4/20 10:00	127.0	↓-5.4
4/20 10:10	121.9	↓-5.1
4/20 10:20	117.0	↓-4.9
4/20 10:30	112.5	↓-4.5
4/20 10:40	108.4	↓-4.1
4/20 10:50	104.6	↓-3.8
4/20 11:00	101.3	↓-3.3
4/20 11:10	98.4	↓-2.9
4/20 11:20	95.9	↓-2.5
4/20 11:30	94.0	↓-1.9
4/20 11:40	92.5	↓-1.5
4/20 11:50	91.6	↓-0.9
4/20 12:00	91.1	↓-0.5	干潮
4/20 12:10	91.2	↑0.1
4/20 12:20	91.8	↑0.6
4/20 12:30	92.9	↑1.1
4/20 12:40	94.5	↑1.6
4/20 12:50	96.6	↑2.1
4/20 13:00	99.2	↑2.6
4/20 13:10	102.2	↑3.0
4/20 13:20	105.7	↑3.5
4/20 13:30	109.6	↑3.9
4/20 13:40	113.9	↑4.3
4/20 13:50	118.5	↑4.6
4/20 14:00	123.4	↑4.9
4/20 14:10	128.6	↑5.2
4/20 14:20	134.1	↑5.5
4/20 14:30	139.7	↑5.6
4/20 14:40	145.5	↑5.8
4/20 14:50	151.4	↑5.9
4/20 15:00	157.4	↑6.0
4/20 15:10	163.4	↑6.0
4/20 15:20	169.3	↑5.9
4/20 15:30	175.2	↑5.9
4/20 15:40	181.0	↑5.8
4/20 15:50	186.6	↑5.6
4/20 16:00	192.0	↑5.4
4/20 16:10	197.1	↑5.1
4/20 16:20	202.0	↑4.9
4/20 16:30	206.5	↑4.5
4/20 16:40	210.7	↑4.2
4/20 16:50	214.4	↑3.7
4/20 17:00	217.8	↑3.4
4/20 17:10	220.7	↑2.9
4/20 17:20	223.0	↑2.3
4/20 17:30	224.9	↑1.9
4/20 17:40	226.3	↑1.4
4/20 17:50	227.1	↑0.8
4/20 18:00	227.4	↑0.3	満潮
4/20 18:10	227.1	↓-0.3
4/20 18:20	226.3	↓-0.8
4/20 18:30	224.9	↓-1.4
4/20 18:40	223.0	↓-1.9
4/20 18:50	220.6	↓-2.4
4/20 19:00	217.6	↓-3.0
4/20 19:10	214.1	↓-3.5
4/20 19:20	210.1	↓-4.0
4/20 19:30	205.7	↓-4.4
4/20 19:40	200.8	↓-4.9
4/20 19:50	195.6	↓-5.2
4/20 20:00	190.0	↓-5.6
4/20 20:10	184.0	↓-6.0
4/20 20:20	177.8	↓-6.2
4/20 20:30	171.4	↓-6.4
4/20 20:40	164.7	↓-6.7
4/20 20:50	157.9	↓-6.8
4/20 21:00	151.0	↓-6.9	最大潮位差
4/20 21:10	144.1	↓-6.9	最大潮位差
4/20 21:20	137.2	↓-6.9	最大潮位差
4/20 21:30	130.3	↓-6.9	最大潮位差
4/20 21:40	123.5	↓-6.8
4/20 21:50	116.9	↓-6.6
4/20 22:00	110.4	↓-6.5
4/20 22:10	104.2	↓-6.2
4/20 22:20	98.3	↓-5.9
4/20 22:30	92.8	↓-5.5
4/20 22:40	87.6	↓-5.2
4/20 22:50	82.8	↓-4.8
4/20 23:00	78.5	↓-4.3
4/20 23:10	74.7	↓-3.8
4/20 23:20	71.4	↓-3.3
4/20 23:30	68.6	↓-2.8
4/20 23:40	66.4	↓-2.2
4/20 23:50	64.8	↓-1.6