20 (木)	07:52	01:54	20:43	14:20
	197cm	39cm	187cm	-2cm
大潮 出 06:13 入 19:04 出 07:23 入 20:43 潮干狩り ◎ 12:18～16:21

長山（沖縄）2034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	73.5	↓-5.8
4/20 00:10	68.0	↓-5.5
4/20 00:20	62.9	↓-5.1
4/20 00:30	58.2	↓-4.7
4/20 00:40	53.9	↓-4.3
4/20 00:50	50.1	↓-3.8
4/20 01:00	46.8	↓-3.3
4/20 01:10	44.1	↓-2.7
4/20 01:20	41.9	↓-2.2
4/20 01:30	40.2	↓-1.7
4/20 01:40	39.2	↓-1.0
4/20 01:50	38.7	↓-0.5	干潮
4/20 02:00	38.9	↑0.2
4/20 02:10	39.6	↑0.7
4/20 02:20	40.9	↑1.3
4/20 02:30	42.8	↑1.9
4/20 02:40	45.2	↑2.4
4/20 02:50	48.2	↑3.0
4/20 03:00	51.7	↑3.5
4/20 03:10	55.8	↑4.1
4/20 03:20	60.3	↑4.5
4/20 03:30	65.2	↑4.9
4/20 03:40	70.5	↑5.3
4/20 03:50	76.2	↑5.7
4/20 04:00	82.2	↑6.0
4/20 04:10	88.5	↑6.3
4/20 04:20	95.0	↑6.5
4/20 04:30	101.7	↑6.7
4/20 04:40	108.5	↑6.8
4/20 04:50	115.4	↑6.9
4/20 05:00	122.3	↑6.9
4/20 05:10	129.2	↑6.9
4/20 05:20	136.0	↑6.8
4/20 05:30	142.7	↑6.7
4/20 05:40	149.2	↑6.5
4/20 05:50	155.5	↑6.3
4/20 06:00	161.4	↑5.9
4/20 06:10	167.1	↑5.7
4/20 06:20	172.3	↑5.2
4/20 06:30	177.2	↑4.9
4/20 06:40	181.6	↑4.4
4/20 06:50	185.5	↑3.9
4/20 07:00	188.8	↑3.3
4/20 07:10	191.6	↑2.8
4/20 07:20	193.9	↑2.3
4/20 07:30	195.5	↑1.6
4/20 07:40	196.6	↑1.1
4/20 07:50	197.0	↑0.4	満潮
4/20 08:00	196.7	↓-0.3
4/20 08:10	195.9	↓-0.8
4/20 08:20	194.4	↓-1.5
4/20 08:30	192.2	↓-2.2
4/20 08:40	189.5	↓-2.7
4/20 08:50	186.2	↓-3.3
4/20 09:00	182.2	↓-4.0
4/20 09:10	177.7	↓-4.5
4/20 09:20	172.7	↓-5.0
4/20 09:30	167.2	↓-5.5
4/20 09:40	161.2	↓-6.0
4/20 09:50	154.8	↓-6.4
4/20 10:00	148.0	↓-6.8
4/20 10:10	140.8	↓-7.2
4/20 10:20	133.4	↓-7.4
4/20 10:30	125.7	↓-7.7
4/20 10:40	117.9	↓-7.8
4/20 10:50	109.9	↓-8.0
4/20 11:00	101.8	↓-8.1
4/20 11:10	93.6	↓-8.2	最大潮位差
4/20 11:20	85.5	↓-8.1
4/20 11:30	77.5	↓-8.0
4/20 11:40	69.6	↓-7.9
4/20 11:50	61.9	↓-7.7
4/20 12:00	54.4	↓-7.5
4/20 12:10	47.2	↓-7.2
4/20 12:20	40.3	↓-6.9
4/20 12:30	33.8	↓-6.5
4/20 12:40	27.7	↓-6.1
4/20 12:50	22.1	↓-5.6
4/20 13:00	17.0	↓-5.1
4/20 13:10	12.4	↓-4.6
4/20 13:20	8.4	↓-4.0
4/20 13:30	5.0	↓-3.4
4/20 13:40	2.1	↓-2.9
4/20 13:50	0.0	↓-2.1
4/20 14:00	-1.6	0
4/20 14:10	-2.5	↓-0.9	干潮
4/20 14:20	-2.7	↓-0.2	干潮
4/20 14:30	-2.3	↑0.4
4/20 14:40	-1.2	↑1.1
4/20 14:50	0.5	↑1.7
4/20 15:00	2.9	↑2.4
4/20 15:10	5.8	↑2.9
4/20 15:20	9.4	↑3.6
4/20 15:30	13.5	↑4.1
4/20 15:40	18.2	↑4.7
4/20 15:50	23.4	↑5.2
4/20 16:00	29.0	↑5.6
4/20 16:10	35.1	↑6.1
4/20 16:20	41.5	↑6.4
4/20 16:30	48.3	↑6.8
4/20 16:40	55.4	↑7.1
4/20 16:50	62.7	↑7.3
4/20 17:00	70.2	↑7.5
4/20 17:10	77.9	↑7.7
4/20 17:20	85.6	↑7.7
4/20 17:30	93.4	↑7.8
4/20 17:40	101.2	↑7.8
4/20 17:50	108.9	↑7.7
4/20 18:00	116.4	↑7.5
4/20 18:10	123.8	↑7.4
4/20 18:20	131.0	↑7.2
4/20 18:30	137.9	↑6.9
4/20 18:40	144.5	↑6.6
4/20 18:50	150.7	↑6.2
4/20 19:00	156.5	↑5.8
4/20 19:10	161.9	↑5.4
4/20 19:20	166.9	↑5.0
4/20 19:30	171.3	↑4.4
4/20 19:40	175.2	↑3.9
4/20 19:50	178.5	↑3.3
4/20 20:00	181.3	↑2.8
4/20 20:10	183.5	↑2.2
4/20 20:20	185.1	↑1.6
4/20 20:30	186.1	↑1.0
4/20 20:40	186.5	↑0.4	満潮
4/20 20:50	186.3	↓-0.2
4/20 21:00	185.6	↓-0.7
4/20 21:10	184.2	↓-1.4
4/20 21:20	182.3	↓-1.9
4/20 21:30	179.8	↓-2.5
4/20 21:40	176.9	↓-2.9
4/20 21:50	173.4	↓-3.5
4/20 22:00	169.5	↓-3.9
4/20 22:10	165.1	↓-4.4
4/20 22:20	160.4	↓-4.7
4/20 22:30	155.3	↓-5.1
4/20 22:40	149.9	↓-5.4
4/20 22:50	144.3	↓-5.6
4/20 23:00	138.4	↓-5.9
4/20 23:10	132.4	↓-6.0
4/20 23:20	126.2	↓-6.2
4/20 23:30	120.0	↓-6.2
4/20 23:40	113.8	↓-6.2
4/20 23:50	107.6	↓-6.2