20 (火)	08:29	02:18	21:03	14:34
	143cm	13cm	147cm	2cm
大潮 出 05:46 入 18:59 出 18:29 入 04:54 潮干狩り ◎ 12:38～16:36

佐須奈（長崎）2027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	52.8	↓-5.3
4/20 00:10	47.6	↓-5.2
4/20 00:20	42.7	↓-4.9
4/20 00:30	38.1	↓-4.6
4/20 00:40	33.8	↓-4.3
4/20 00:50	29.9	↓-3.9
4/20 01:00	26.3	↓-3.6
4/20 01:10	23.1	↓-3.2
4/20 01:20	20.3	↓-2.8
4/20 01:30	17.9	↓-2.4
4/20 01:40	16.0	↓-1.9
4/20 01:50	14.5	↓-1.5
4/20 02:00	13.5	↓-1.0
4/20 02:10	13.0	↓-0.5	干潮
4/20 02:20	12.9	↓-0.1
4/20 02:30	13.2	↑0.3
4/20 02:40	14.0	↑0.8
4/20 02:50	15.3	↑1.3
4/20 03:00	16.9	↑1.6
4/20 03:10	19.0	↑2.1
4/20 03:20	21.4	↑2.4
4/20 03:30	24.2	↑2.8
4/20 03:40	27.4	↑3.2
4/20 03:50	30.8	↑3.4
4/20 04:00	34.6	↑3.8
4/20 04:10	38.6	↑4.0
4/20 04:20	42.9	↑4.3
4/20 04:30	47.5	↑4.6
4/20 04:40	52.2	↑4.7
4/20 04:50	57.1	↑4.9
4/20 05:00	62.2	↑5.1
4/20 05:10	67.4	↑5.2
4/20 05:20	72.7	↑5.3
4/20 05:30	78.0	↑5.3
4/20 05:40	83.4	↑5.4
4/20 05:50	88.8	↑5.4
4/20 06:00	94.1	↑5.3
4/20 06:10	99.4	↑5.3
4/20 06:20	104.5	↑5.1
4/20 06:30	109.5	↑5.0
4/20 06:40	114.3	↑4.8
4/20 06:50	118.9	↑4.6
4/20 07:00	123.2	↑4.3
4/20 07:10	127.1	↑3.9
4/20 07:20	130.7	↑3.6
4/20 07:30	133.9	↑3.2
4/20 07:40	136.6	↑2.7
4/20 07:50	138.9	↑2.3
4/20 08:00	140.7	↑1.8
4/20 08:10	141.9	↑1.2
4/20 08:20	142.6	↑0.7	満潮
4/20 08:30	142.8	↑0.2
4/20 08:40	142.4	↓-0.4
4/20 08:50	141.4	↓-1.0
4/20 09:00	139.9	↓-1.5
4/20 09:10	137.8	↓-2.1
4/20 09:20	135.2	↓-2.6
4/20 09:30	132.1	↓-3.1
4/20 09:40	128.5	↓-3.6
4/20 09:50	124.5	↓-4.0
4/20 10:00	120.1	↓-4.4
4/20 10:10	115.2	↓-4.9
4/20 10:20	110.1	↓-5.1
4/20 10:30	104.6	↓-5.5
4/20 10:40	99.0	↓-5.6
4/20 10:50	93.1	↓-5.9
4/20 11:00	87.1	↓-6.0
4/20 11:10	81.0	↓-6.1
4/20 11:20	74.8	↓-6.2	最大潮位差
4/20 11:30	68.7	↓-6.1
4/20 11:40	62.6	↓-6.1
4/20 11:50	56.5	↓-6.1
4/20 12:00	50.7	↓-5.8
4/20 12:10	45.0	↓-5.7
4/20 12:20	39.5	↓-5.5
4/20 12:30	34.3	↓-5.2
4/20 12:40	29.3	↓-5.0
4/20 12:50	24.7	↓-4.6
4/20 13:00	20.5	↓-4.2
4/20 13:10	16.6	↓-3.9
4/20 13:20	13.1	↓-3.5
4/20 13:30	10.0	↓-3.1
4/20 13:40	7.4	↓-2.6
4/20 13:50	5.2	↓-2.2
4/20 14:00	3.5	↓-1.7
4/20 14:10	2.2	↓-1.3
4/20 14:20	1.4	↓-0.8
4/20 14:30	1.0	↓-0.4	干潮
4/20 14:40	1.1	↑0.1
4/20 14:50	1.7	↑0.6
4/20 15:00	2.6	↑0.9
4/20 15:10	4.0	↑1.4
4/20 15:20	5.8	↑1.8
4/20 15:30	8.0	↑2.2
4/20 15:40	10.6	↑2.6
4/20 15:50	13.5	↑2.9
4/20 16:00	16.8	↑3.3
4/20 16:10	20.4	↑3.6
4/20 16:20	24.3	↑3.9
4/20 16:30	28.5	↑4.2
4/20 16:40	32.9	↑4.4
4/20 16:50	37.6	↑4.7
4/20 17:00	42.5	↑4.9
4/20 17:10	47.6	↑5.1
4/20 17:20	52.8	↑5.2
4/20 17:30	58.3	↑5.5
4/20 17:40	63.8	↑5.5
4/20 17:50	69.5	↑5.7
4/20 18:00	75.2	↑5.7
4/20 18:10	81.0	↑5.8
4/20 18:20	86.7	↑5.7
4/20 18:30	92.5	↑5.8
4/20 18:40	98.1	↑5.6
4/20 18:50	103.7	↑5.6
4/20 19:00	109.0	↑5.3
4/20 19:10	114.2	↑5.2
4/20 19:20	119.2	↑5.0
4/20 19:30	123.8	↑4.6
4/20 19:40	128.1	↑4.3
4/20 19:50	132.1	↑4.0
4/20 20:00	135.6	↑3.5
4/20 20:10	138.7	↑3.1
4/20 20:20	141.3	↑2.6
4/20 20:30	143.4	↑2.1
4/20 20:40	144.9	↑1.5
4/20 20:50	145.9	↑1.0
4/20 21:00	146.3	↑0.4	満潮
4/20 21:10	146.2	↓-0.1
4/20 21:20	145.4	↓-0.8
4/20 21:30	144.1	↓-1.3
4/20 21:40	142.3	↓-1.8
4/20 21:50	139.9	↓-2.4
4/20 22:00	137.0	↓-2.9
4/20 22:10	133.6	↓-3.4
4/20 22:20	129.7	↓-3.9
4/20 22:30	125.5	↓-4.2
4/20 22:40	120.8	↓-4.7
4/20 22:50	115.8	↓-5.0
4/20 23:00	110.6	↓-5.2
4/20 23:10	105.0	↓-5.6
4/20 23:20	99.3	↓-5.7
4/20 23:30	93.5	↓-5.8
4/20 23:40	87.5	↓-6.0
4/20 23:50	81.6	↓-5.9