20 (土)	10:10	04:16	22:51	16:28
	205cm	31cm	209cm	-4cm
中潮 出 05:46 入 18:59 出 21:43 入 06:57 潮干狩り ◎ 14:24～18:31

大船越／対馬（長崎）2030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	178.4	↓-6.2
4/20 00:10	171.7	↓-6.7
4/20 00:20	164.7	↓-7.0
4/20 00:30	157.3	↓-7.4
4/20 00:40	149.7	↓-7.6
4/20 00:50	141.9	↓-7.8
4/20 01:00	134.0	↓-7.9
4/20 01:10	125.9	↓-8.1
4/20 01:20	117.9	↓-8.0
4/20 01:30	109.9	↓-8.0
4/20 01:40	102.0	↓-7.9
4/20 01:50	94.3	↓-7.7
4/20 02:00	86.8	↓-7.5
4/20 02:10	79.5	↓-7.3
4/20 02:20	72.6	↓-6.9
4/20 02:30	66.1	↓-6.5
4/20 02:40	60.0	↓-6.1
4/20 02:50	54.4	↓-5.6
4/20 03:00	49.3	↓-5.1
4/20 03:10	44.8	↓-4.5
4/20 03:20	40.8	↓-4.0
4/20 03:30	37.5	↓-3.3
4/20 03:40	34.8	↓-2.7
4/20 03:50	32.7	↓-2.1
4/20 04:00	31.4	↓-1.3
4/20 04:10	30.7	↓-0.7	干潮
4/20 04:20	30.7	0
4/20 04:30	31.4	↑0.7
4/20 04:40	32.7	↑1.3
4/20 04:50	34.7	↑2.0
4/20 05:00	37.4	↑2.7
4/20 05:10	40.7	↑3.3
4/20 05:20	44.6	↑3.9
4/20 05:30	49.1	↑4.5
4/20 05:40	54.1	↑5.0
4/20 05:50	59.5	↑5.4
4/20 06:00	65.5	↑6.0
4/20 06:10	71.8	↑6.3
4/20 06:20	78.5	↑6.7
4/20 06:30	85.6	↑7.1
4/20 06:40	92.8	↑7.2
4/20 06:50	100.3	↑7.5
4/20 07:00	107.9	↑7.6
4/20 07:10	115.5	↑7.6
4/20 07:20	123.2	↑7.7
4/20 07:30	130.8	↑7.6
4/20 07:40	138.4	↑7.6
4/20 07:50	145.7	↑7.3
4/20 08:00	152.9	↑7.2
4/20 08:10	159.8	↑6.9
4/20 08:20	166.3	↑6.5
4/20 08:30	172.5	↑6.2
4/20 08:40	178.2	↑5.7
4/20 08:50	183.5	↑5.3
4/20 09:00	188.3	↑4.8
4/20 09:10	192.5	↑4.2
4/20 09:20	196.1	↑3.6
4/20 09:30	199.0	↑2.9
4/20 09:40	201.4	↑2.4
4/20 09:50	203.0	↑1.6
4/20 10:00	204.0	↑1.0	満潮
4/20 10:10	204.3	↑0.3	満潮
4/20 10:20	203.9	↓-0.4
4/20 10:30	202.8	↓-1.1
4/20 10:40	200.9	↓-1.9
4/20 10:50	198.4	↓-2.5
4/20 11:00	195.3	↓-3.1
4/20 11:10	191.4	↓-3.9
4/20 11:20	187.0	↓-4.4
4/20 11:30	181.9	↓-5.1
4/20 11:40	176.3	↓-5.6
4/20 11:50	170.1	↓-6.2
4/20 12:00	163.5	↓-6.6
4/20 12:10	156.4	↓-7.1
4/20 12:20	148.9	↓-7.5
4/20 12:30	141.1	↓-7.8
4/20 12:40	133.0	↓-8.1
4/20 12:50	124.6	↓-8.4
4/20 13:00	116.1	↓-8.5
4/20 13:10	107.5	↓-8.6
4/20 13:20	98.8	↓-8.7
4/20 13:30	90.1	↓-8.7
4/20 13:40	81.4	↓-8.7
4/20 13:50	72.9	↓-8.5
4/20 14:00	64.6	↓-8.3
4/20 14:10	56.5	↓-8.1
4/20 14:20	48.7	↓-7.8
4/20 14:30	41.3	↓-7.4
4/20 14:40	34.3	↓-7.0
4/20 14:50	27.8	↓-6.5
4/20 15:00	21.7	↓-6.1
4/20 15:10	16.2	↓-5.5
4/20 15:20	11.3	↓-4.9
4/20 15:30	6.9	↓-4.4
4/20 15:40	3.3	↓-3.6
4/20 15:50	0.3	↓-3.0
4/20 16:00	-2.0	↓-2.3
4/20 16:10	-3.6	↓-1.6
4/20 16:20	-4.4	↓-0.8	干潮
4/20 16:30	-4.6	↓-0.2
4/20 16:40	-4.0	↑0.6
4/20 16:50	-2.6	↑1.4
4/20 17:00	-0.6	↑2.0
4/20 17:10	2.2	↑2.8
4/20 17:20	5.6	↑3.4
4/20 17:30	9.7	↑4.1
4/20 17:40	14.4	↑4.7
4/20 17:50	19.7	↑5.3
4/20 18:00	25.6	↑5.9
4/20 18:10	32.0	↑6.4
4/20 18:20	38.9	↑6.9
4/20 18:30	46.2	↑7.3
4/20 18:40	53.9	↑7.7
4/20 18:50	61.9	↑8.0
4/20 19:00	70.2	↑8.3
4/20 19:10	78.6	↑8.4
4/20 19:20	87.3	↑8.7
4/20 19:30	96.0	↑8.7
4/20 19:40	104.8	↑8.8	最大潮位差
4/20 19:50	113.5	↑8.7
4/20 20:00	122.2	↑8.7
4/20 20:10	130.7	↑8.5
4/20 20:20	139.0	↑8.3
4/20 20:30	147.1	↑8.1
4/20 20:40	154.8	↑7.7
4/20 20:50	162.2	↑7.4
4/20 21:00	169.1	↑6.9
4/20 21:10	175.7	↑6.6
4/20 21:20	181.7	↑6.0
4/20 21:30	187.1	↑5.4
4/20 21:40	192.0	↑4.9
4/20 21:50	196.3	↑4.3
4/20 22:00	200.0	↑3.7
4/20 22:10	203.0	↑3.0
4/20 22:20	205.4	↑2.4
4/20 22:30	207.1	↑1.7
4/20 22:40	208.1	↑1.0
4/20 22:50	208.4	↑0.3	満潮
4/20 23:00	208.0	↓-0.4
4/20 23:10	207.0	↓-1.0
4/20 23:20	205.3	↓-1.7
4/20 23:30	202.9	↓-2.4
4/20 23:40	199.9	↓-3.0
4/20 23:50	196.4	↓-3.5