20 (木)	07:06	01:06	19:45	13:25
	188cm	36cm	186cm	9cm
大潮 出 06:14 入 19:04 出 06:10 入 19:13 潮干狩り ◎ 11:37～15:13

長山（沖縄）2023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	47.5	↓-3.8
4/20 00:10	44.3	↓-3.2
4/20 00:20	41.5	↓-2.8
4/20 00:30	39.2	↓-2.3
4/20 00:40	37.5	↓-1.7
4/20 00:50	36.4	↓-1.1
4/20 01:00	35.8	↓-0.6	干潮
4/20 01:10	35.8	0
4/20 01:20	36.3	↑0.5
4/20 01:30	37.4	↑1.1
4/20 01:40	39.1	↑1.7
4/20 01:50	41.3	↑2.2
4/20 02:00	44.1	↑2.8
4/20 02:10	47.3	↑3.2
4/20 02:20	51.0	↑3.7
4/20 02:30	55.2	↑4.2
4/20 02:40	59.8	↑4.6
4/20 02:50	64.9	↑5.1
4/20 03:00	70.2	↑5.3
4/20 03:10	75.9	↑5.7
4/20 03:20	81.9	↑6.0
4/20 03:30	88.0	↑6.1
4/20 03:40	94.4	↑6.4
4/20 03:50	100.9	↑6.5
4/20 04:00	107.5	↑6.6
4/20 04:10	114.1	↑6.6
4/20 04:20	120.8	↑6.7
4/20 04:30	127.3	↑6.5
4/20 04:40	133.7	↑6.4
4/20 04:50	140.0	↑6.3
4/20 05:00	146.1	↑6.1
4/20 05:10	151.9	↑5.8
4/20 05:20	157.4	↑5.5
4/20 05:30	162.6	↑5.2
4/20 05:40	167.3	↑4.7
4/20 05:50	171.7	↑4.4
4/20 06:00	175.6	↑3.9
4/20 06:10	178.9	↑3.3
4/20 06:20	181.8	↑2.9
4/20 06:30	184.1	↑2.3
4/20 06:40	185.9	↑1.8
4/20 06:50	187.1	↑1.2
4/20 07:00	187.7	↑0.6	満潮
4/20 07:10	187.7	0
4/20 07:20	187.0	↓-0.7
4/20 07:30	185.8	↓-1.2
4/20 07:40	184.0	↓-1.8
4/20 07:50	181.6	↓-2.4
4/20 08:00	178.7	↓-2.9
4/20 08:10	175.2	↓-3.5
4/20 08:20	171.1	↓-4.1
4/20 08:30	166.6	↓-4.5
4/20 08:40	161.6	↓-5.0
4/20 08:50	156.1	↓-5.5
4/20 09:00	150.3	↓-5.8
4/20 09:10	144.1	↓-6.2
4/20 09:20	137.6	↓-6.5
4/20 09:30	130.8	↓-6.8
4/20 09:40	123.8	↓-7.0
4/20 09:50	116.6	↓-7.2
4/20 10:00	109.3	↓-7.3
4/20 10:10	101.9	↓-7.4	最大潮位差
4/20 10:20	94.5	↓-7.4	最大潮位差
4/20 10:30	87.1	↓-7.4	最大潮位差
4/20 10:40	79.8	↓-7.3
4/20 10:50	72.6	↓-7.2
4/20 11:00	65.6	↓-7.0
4/20 11:10	58.8	↓-6.8
4/20 11:20	52.3	↓-6.5
4/20 11:30	46.1	↓-6.2
4/20 11:40	40.2	↓-5.9
4/20 11:50	34.8	↓-5.4
4/20 12:00	29.8	↓-5.0
4/20 12:10	25.2	↓-4.6
4/20 12:20	21.2	↓-4.0
4/20 12:30	17.7	↓-3.5
4/20 12:40	14.8	↓-2.9
4/20 12:50	12.4	↓-2.4
4/20 13:00	10.6	↓-1.8
4/20 13:10	9.4	↓-1.2
4/20 13:20	8.8	↓-0.6	干潮
4/20 13:30	8.9	↑0.1
4/20 13:40	9.5	↑0.6
4/20 13:50	10.8	↑1.3
4/20 14:00	12.6	↑1.8
4/20 14:10	15.1	↑2.5
4/20 14:20	18.1	↑3.0
4/20 14:30	21.6	↑3.5
4/20 14:40	25.7	↑4.1
4/20 14:50	30.3	↑4.6
4/20 15:00	35.4	↑5.1
4/20 15:10	40.8	↑5.4
4/20 15:20	46.7	↑5.9
4/20 15:30	52.9	↑6.2
4/20 15:40	59.4	↑6.5
4/20 15:50	66.2	↑6.8
4/20 16:00	73.2	↑7.0
4/20 16:10	80.4	↑7.2
4/20 16:20	87.7	↑7.3
4/20 16:30	95.0	↑7.3
4/20 16:40	102.4	↑7.4	最大潮位差
4/20 16:50	109.7	↑7.3
4/20 17:00	116.9	↑7.2
4/20 17:10	124.0	↑7.1
4/20 17:20	130.9	↑6.9
4/20 17:30	137.6	↑6.7
4/20 17:40	144.0	↑6.4
4/20 17:50	150.0	↑6.0
4/20 18:00	155.7	↑5.7
4/20 18:10	161.0	↑5.3
4/20 18:20	165.9	↑4.9
4/20 18:30	170.3	↑4.4
4/20 18:40	174.1	↑3.8
4/20 18:50	177.5	↑3.4
4/20 19:00	180.3	↑2.8
4/20 19:10	182.6	↑2.3
4/20 19:20	184.3	↑1.7
4/20 19:30	185.4	↑1.1
4/20 19:40	185.9	↑0.5	満潮
4/20 19:50	185.8	↓-0.1
4/20 20:00	185.1	↓-0.7
4/20 20:10	183.9	↓-1.2
4/20 20:20	182.2	↓-1.7
4/20 20:30	179.8	↓-2.4
4/20 20:40	177.0	↓-2.8
4/20 20:50	173.7	↓-3.3
4/20 21:00	169.9	↓-3.8
4/20 21:10	165.7	↓-4.2
4/20 21:20	161.1	↓-4.6
4/20 21:30	156.1	↓-5.0
4/20 21:40	150.8	↓-5.3
4/20 21:50	145.3	↓-5.5
4/20 22:00	139.5	↓-5.8
4/20 22:10	133.5	↓-6.0
4/20 22:20	127.4	↓-6.1
4/20 22:30	121.3	↓-6.1
4/20 22:40	115.0	↓-6.3
4/20 22:50	108.8	↓-6.2
4/20 23:00	102.6	↓-6.2
4/20 23:10	96.6	↓-6.0
4/20 23:20	90.7	↓-5.9
4/20 23:30	85.0	↓-5.7
4/20 23:40	79.5	↓-5.5
4/20 23:50	74.3	↓-5.2