20 (土)	07:09	00:51	19:23	13:19
	179cm	37cm	180cm	38cm
中潮 出 05:46 入 18:59 出 15:39 入 03:59 潮干狩り ○ 12:26～14:10

島山（長崎）2024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	42.5	↓-2.5
4/20 00:10	40.5	↓-2.0
4/20 00:20	38.8	↓-1.7
4/20 00:30	37.7	↓-1.1
4/20 00:40	36.9	↓-0.8
4/20 00:50	36.7	↓-0.2	干潮
4/20 01:00	36.9	↑0.2
4/20 01:10	37.6	↑0.7
4/20 01:20	38.8	↑1.2
4/20 01:30	40.4	↑1.6
4/20 01:40	42.5	↑2.1
4/20 01:50	45.0	↑2.5
4/20 02:00	48.0	↑3.0
4/20 02:10	51.3	↑3.3
4/20 02:20	55.1	↑3.8
4/20 02:30	59.2	↑4.1
4/20 02:40	63.7	↑4.5
4/20 02:50	68.4	↑4.7
4/20 03:00	73.5	↑5.1
4/20 03:10	78.8	↑5.3
4/20 03:20	84.2	↑5.4
4/20 03:30	89.9	↑5.7
4/20 03:40	95.7	↑5.8
4/20 03:50	101.5	↑5.8
4/20 04:00	107.5	↑6.0
4/20 04:10	113.4	↑5.9
4/20 04:20	119.3	↑5.9
4/20 04:30	125.1	↑5.8
4/20 04:40	130.8	↑5.7
4/20 04:50	136.3	↑5.5
4/20 05:00	141.7	↑5.4
4/20 05:10	146.8	↑5.1
4/20 05:20	151.6	↑4.8
4/20 05:30	156.2	↑4.6
4/20 05:40	160.4	↑4.2
4/20 05:50	164.2	↑3.8
4/20 06:00	167.6	↑3.4
4/20 06:10	170.7	↑3.1
4/20 06:20	173.2	↑2.5
4/20 06:30	175.4	↑2.2
4/20 06:40	177.0	↑1.6
4/20 06:50	178.2	↑1.2
4/20 07:00	178.8	↑0.6	満潮
4/20 07:10	179.0	↑0.2
4/20 07:20	178.6	↓-0.4
4/20 07:30	177.8	↓-0.8
4/20 07:40	176.4	↓-1.4
4/20 07:50	174.6	↓-1.8
4/20 08:00	172.3	↓-2.3
4/20 08:10	169.5	↓-2.8
4/20 08:20	166.3	↓-3.2
4/20 08:30	162.7	↓-3.6
4/20 08:40	158.7	↓-4.0
4/20 08:50	154.3	↓-4.4
4/20 09:00	149.6	↓-4.7
4/20 09:10	144.6	↓-5.0
4/20 09:20	139.4	↓-5.2
4/20 09:30	133.9	↓-5.5
4/20 09:40	128.2	↓-5.7
4/20 09:50	122.4	↓-5.8
4/20 10:00	116.5	↓-5.9
4/20 10:10	110.5	↓-6.0
4/20 10:20	104.5	↓-6.0
4/20 10:30	98.5	↓-6.0
4/20 10:40	92.6	↓-5.9
4/20 10:50	86.9	↓-5.7
4/20 11:00	81.2	↓-5.7
4/20 11:10	75.8	↓-5.4
4/20 11:20	70.6	↓-5.2
4/20 11:30	65.6	↓-5.0
4/20 11:40	61.0	↓-4.6
4/20 11:50	56.8	↓-4.2
4/20 12:00	52.8	↓-4.0
4/20 12:10	49.4	↓-3.4
4/20 12:20	46.3	↓-3.1
4/20 12:30	43.7	↓-2.6
4/20 12:40	41.5	↓-2.2
4/20 12:50	39.9	↓-1.6
4/20 13:00	38.7	↓-1.2
4/20 13:10	38.1	↓-0.6	干潮
4/20 13:20	37.9	↓-0.2
4/20 13:30	38.3	↑0.4
4/20 13:40	39.2	↑0.9
4/20 13:50	40.6	↑1.4
4/20 14:00	42.5	↑1.9
4/20 14:10	44.9	↑2.4
4/20 14:20	47.8	↑2.9
4/20 14:30	51.1	↑3.3
4/20 14:40	54.8	↑3.7
4/20 14:50	59.0	↑4.2
4/20 15:00	63.5	↑4.5
4/20 15:10	68.3	↑4.8
4/20 15:20	73.4	↑5.1
4/20 15:30	78.8	↑5.4
4/20 15:40	84.5	↑5.7
4/20 15:50	90.3	↑5.8
4/20 16:00	96.2	↑5.9
4/20 16:10	102.3	↑6.1
4/20 16:20	108.3	↑6.0
4/20 16:30	114.4	↑6.1
4/20 16:40	120.5	↑6.1
4/20 16:50	126.5	↑6.0
4/20 17:00	132.3	↑5.8
4/20 17:10	138.0	↑5.7
4/20 17:20	143.5	↑5.5
4/20 17:30	148.7	↑5.2
4/20 17:40	153.6	↑4.9
4/20 17:50	158.1	↑4.5
4/20 18:00	162.4	↑4.3
4/20 18:10	166.2	↑3.8
4/20 18:20	169.6	↑3.4
4/20 18:30	172.5	↑2.9
4/20 18:40	175.0	↑2.5
4/20 18:50	176.9	↑1.9
4/20 19:00	178.4	↑1.5
4/20 19:10	179.3	↑0.9
4/20 19:20	179.7	↑0.4	満潮
4/20 19:30	179.5	↓-0.2
4/20 19:40	178.8	↓-0.7
4/20 19:50	177.6	↓-1.2
4/20 20:00	175.8	↓-1.8
4/20 20:10	173.6	↓-2.2
4/20 20:20	170.8	↓-2.8
4/20 20:30	167.5	↓-3.3
4/20 20:40	163.8	↓-3.7
4/20 20:50	159.6	↓-4.2
4/20 21:00	155.1	↓-4.5
4/20 21:10	150.1	↓-5.0
4/20 21:20	144.9	↓-5.2
4/20 21:30	139.3	↓-5.6
4/20 21:40	133.4	↓-5.9
4/20 21:50	127.4	↓-6.0
4/20 22:00	121.1	↓-6.3
4/20 22:10	114.8	↓-6.3
4/20 22:20	108.3	↓-6.5	最大潮位差
4/20 22:30	101.8	↓-6.5	最大潮位差
4/20 22:40	95.3	↓-6.5	最大潮位差
4/20 22:50	88.9	↓-6.4
4/20 23:00	82.5	↓-6.4
4/20 23:10	76.3	↓-6.2
4/20 23:20	70.3	↓-6.0
4/20 23:30	64.6	↓-5.7
4/20 23:40	59.1	↓-5.5
4/20 23:50	54.0	↓-5.1