21 (金)	08:13	02:21	21:12	14:37
	164cm	60cm	164cm	17cm
大潮 出 06:19 入 19:13 出 06:53 入 20:23 潮干狩り ◎ 12:58～16:17

魚釣島（沖縄）2023年04月21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
4/21 00:00	96.2	↓-4.7
4/21 00:10	91.7	↓-4.5
4/21 00:20	87.3	↓-4.4
4/21 00:30	83.2	↓-4.1
4/21 00:40	79.3	↓-3.9
4/21 00:50	75.6	↓-3.7
4/21 01:00	72.3	↓-3.3
4/21 01:10	69.3	↓-3.0
4/21 01:20	66.7	↓-2.6
4/21 01:30	64.4	↓-2.3
4/21 01:40	62.6	↓-1.8
4/21 01:50	61.1	↓-1.5
4/21 02:00	60.1	↓-1.0
4/21 02:10	59.4	↓-0.7
4/21 02:20	59.2	↓-0.2	干潮
4/21 02:30	59.5	↑0.3
4/21 02:40	60.1	↑0.6
4/21 02:50	61.2	↑1.1
4/21 03:00	62.6	↑1.4
4/21 03:10	64.4	↑1.8
4/21 03:20	66.7	↑2.3
4/21 03:30	69.2	↑2.5
4/21 03:40	72.1	↑2.9
4/21 03:50	75.3	↑3.2
4/21 04:00	78.8	↑3.5
4/21 04:10	82.5	↑3.7
4/21 04:20	86.5	↑4.0
4/21 04:30	90.6	↑4.1
4/21 04:40	94.9	↑4.3
4/21 04:50	99.3	↑4.4
4/21 05:00	103.9	↑4.6
4/21 05:10	108.4	↑4.5
4/21 05:20	113.0	↑4.6
4/21 05:30	117.6	↑4.6
4/21 05:40	122.1	↑4.5
4/21 05:50	126.6	↑4.5
4/21 06:00	130.9	↑4.3
4/21 06:10	135.1	↑4.2
4/21 06:20	139.1	↑4.0
4/21 06:30	142.9	↑3.8
4/21 06:40	146.5	↑3.6
4/21 06:50	149.8	↑3.3
4/21 07:00	152.8	↑3.0
4/21 07:10	155.4	↑2.6
4/21 07:20	157.8	↑2.4
4/21 07:30	159.7	↑1.9
4/21 07:40	161.3	↑1.6
4/21 07:50	162.5	↑1.2
4/21 08:00	163.2	↑0.7
4/21 08:10	163.5	↑0.3	満潮
4/21 08:20	163.4	↓-0.1
4/21 08:30	162.9	↓-0.5
4/21 08:40	161.9	↓-1.0
4/21 08:50	160.4	↓-1.5
4/21 09:00	158.5	↓-1.9
4/21 09:10	156.2	↓-2.3
4/21 09:20	153.5	↓-2.7
4/21 09:30	150.3	↓-3.2
4/21 09:40	146.7	↓-3.6
4/21 09:50	142.8	↓-3.9
4/21 10:00	138.4	↓-4.4
4/21 10:10	133.8	↓-4.6
4/21 10:20	128.9	↓-4.9
4/21 10:30	123.6	↓-5.3
4/21 10:40	118.2	↓-5.4
4/21 10:50	112.5	↓-5.7
4/21 11:00	106.7	↓-5.8
4/21 11:10	100.8	↓-5.9
4/21 11:20	94.7	↓-6.1	最大潮位差
4/21 11:30	88.7	↓-6.0
4/21 11:40	82.6	↓-6.1	最大潮位差
4/21 11:50	76.6	↓-6.0
4/21 12:00	70.6	↓-6.0
4/21 12:10	64.8	↓-5.8
4/21 12:20	59.2	↓-5.6
4/21 12:30	53.7	↓-5.5
4/21 12:40	48.6	↓-5.1
4/21 12:50	43.7	↓-4.9
4/21 13:00	39.1	↓-4.6
4/21 13:10	34.9	↓-4.2
4/21 13:20	31.1	↓-3.8
4/21 13:30	27.7	↓-3.4
4/21 13:40	24.8	↓-2.9
4/21 13:50	22.3	↓-2.5
4/21 14:00	20.2	↓-2.1
4/21 14:10	18.7	↓-1.5
4/21 14:20	17.6	↓-1.1
4/21 14:30	17.1	↓-0.5	干潮
4/21 14:40	17.0	↓-0.1
4/21 14:50	17.5	↑0.5
4/21 15:00	18.4	↑0.9
4/21 15:10	19.8	↑1.4
4/21 15:20	21.7	↑1.9
4/21 15:30	24.1	↑2.4
4/21 15:40	26.8	↑2.7
4/21 15:50	30.0	↑3.2
4/21 16:00	33.6	↑3.6
4/21 16:10	37.6	↑4.0
4/21 16:20	41.9	↑4.3
4/21 16:30	46.4	↑4.5
4/21 16:40	51.3	↑4.9
4/21 16:50	56.4	↑5.1
4/21 17:00	61.7	↑5.3
4/21 17:10	67.2	↑5.5
4/21 17:20	72.8	↑5.6
4/21 17:30	78.5	↑5.7
4/21 17:40	84.3	↑5.8
4/21 17:50	90.1	↑5.8
4/21 18:00	95.9	↑5.8
4/21 18:10	101.7	↑5.8
4/21 18:20	107.3	↑5.6
4/21 18:30	112.9	↑5.6
4/21 18:40	118.3	↑5.4
4/21 18:50	123.6	↑5.3
4/21 19:00	128.6	↑5.0
4/21 19:10	133.4	↑4.8
4/21 19:20	137.9	↑4.5
4/21 19:30	142.1	↑4.2
4/21 19:40	146.0	↑3.9
4/21 19:50	149.6	↑3.6
4/21 20:00	152.8	↑3.2
4/21 20:10	155.6	↑2.8
4/21 20:20	158.0	↑2.4
4/21 20:30	160.0	↑2.0
4/21 20:40	161.6	↑1.6
4/21 20:50	162.8	↑1.2
4/21 21:00	163.5	↑0.7
4/21 21:10	163.8	↑0.3	満潮
4/21 21:20	163.6	↓-0.2
4/21 21:30	163.0	↓-0.6
4/21 21:40	162.0	↓-1.0
4/21 21:50	160.6	↓-1.4
4/21 22:00	158.8	↓-1.8
4/21 22:10	156.6	↓-2.2
4/21 22:20	154.0	↓-2.6
4/21 22:30	151.1	↓-2.9
4/21 22:40	147.8	↓-3.3
4/21 22:50	144.3	↓-3.5
4/21 23:00	140.6	↓-3.7
4/21 23:10	136.6	↓-4.0
4/21 23:20	132.4	↓-4.2
4/21 23:30	128.1	↓-4.3
4/21 23:40	123.6	↓-4.5
4/21 23:50	119.1	↓-4.5