20 (木)	04:39	10:43	16:39	22:53
	163cm	71cm	161cm	48cm
若潮 出 06:06 入 19:01 出 03:14 入 15:07

儀間（沖縄）2028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	73.4	↑3.5
4/20 00:10	77.0	↑3.6
4/20 00:20	80.8	↑3.8
4/20 00:30	84.8	↑4.0
4/20 00:40	88.9	↑4.1
4/20 00:50	93.2	↑4.3
4/20 01:00	97.5	↑4.3
4/20 01:10	101.9	↑4.4
4/20 01:20	106.4	↑4.5
4/20 01:30	110.8	↑4.4
4/20 01:40	115.3	↑4.5
4/20 01:50	119.7	↑4.4
4/20 02:00	124.0	↑4.3
4/20 02:10	128.2	↑4.2
4/20 02:20	132.2	↑4.0
4/20 02:30	136.1	↑3.9
4/20 02:40	139.8	↑3.7
4/20 02:50	143.4	↑3.6
4/20 03:00	146.6	↑3.2
4/20 03:10	149.7	↑3.1
4/20 03:20	152.4	↑2.7
4/20 03:30	154.9	↑2.5
4/20 03:40	157.0	↑2.1
4/20 03:50	158.9	↑1.9
4/20 04:00	160.4	↑1.5
4/20 04:10	161.5	↑1.1
4/20 04:20	162.4	↑0.9
4/20 04:30	162.8	↑0.4	満潮
4/20 04:40	162.9	↑0.1
4/20 04:50	162.7	↓-0.2
4/20 05:00	162.1	↓-0.6
4/20 05:10	161.2	↓-0.9
4/20 05:20	159.9	↓-1.3
4/20 05:30	158.3	↓-1.6
4/20 05:40	156.4	↓-1.9
4/20 05:50	154.3	↓-2.1
4/20 06:00	151.8	↓-2.5
4/20 06:10	149.0	↓-2.8
4/20 06:20	146.1	↓-2.9
4/20 06:30	142.9	↓-3.2
4/20 06:40	139.5	↓-3.4
4/20 06:50	135.9	↓-3.6
4/20 07:00	132.2	↓-3.7
4/20 07:10	128.4	↓-3.8
4/20 07:20	124.5	↓-3.9
4/20 07:30	120.5	↓-4.0
4/20 07:40	116.5	↓-4.0
4/20 07:50	112.5	↓-4.0
4/20 08:00	108.5	↓-4.0
4/20 08:10	104.6	↓-3.9
4/20 08:20	100.8	↓-3.8
4/20 08:30	97.1	↓-3.7
4/20 08:40	93.5	↓-3.6
4/20 08:50	90.1	↓-3.4
4/20 09:00	86.9	↓-3.2
4/20 09:10	84.0	↓-2.9
4/20 09:20	81.2	↓-2.8
4/20 09:30	78.8	↓-2.4
4/20 09:40	76.6	↓-2.2
4/20 09:50	74.7	↓-1.9
4/20 10:00	73.1	↓-1.6
4/20 10:10	71.8	↓-1.3
4/20 10:20	70.9	↓-0.9
4/20 10:30	70.3	↓-0.6
4/20 10:40	70.0	↓-0.3	干潮
4/20 10:50	70.1	↑0.1
4/20 11:00	70.6	↑0.5
4/20 11:10	71.3	↑0.7
4/20 11:20	72.5	↑1.2
4/20 11:30	73.9	↑1.4
4/20 11:40	75.7	↑1.8
4/20 11:50	77.7	↑2.0
4/20 12:00	80.1	↑2.4
4/20 12:10	82.7	↑2.6
4/20 12:20	85.6	↑2.9
4/20 12:30	88.7	↑3.1
4/20 12:40	92.0	↑3.3
4/20 12:50	95.5	↑3.5
4/20 13:00	99.1	↑3.6
4/20 13:10	102.9	↑3.8
4/20 13:20	106.8	↑3.9
4/20 13:30	110.7	↑3.9
4/20 13:40	114.7	↑4.0
4/20 13:50	118.7	↑4.0
4/20 14:00	122.6	↑3.9
4/20 14:10	126.5	↑3.9
4/20 14:20	130.4	↑3.9
4/20 14:30	134.1	↑3.7
4/20 14:40	137.7	↑3.6
4/20 14:50	141.1	↑3.4
4/20 15:00	144.2	↑3.1
4/20 15:10	147.2	↑3.0
4/20 15:20	149.9	↑2.7
4/20 15:30	152.4	↑2.5
4/20 15:40	154.6	↑2.2
4/20 15:50	156.4	↑1.8
4/20 16:00	157.9	↑1.5
4/20 16:10	159.1	↑1.2
4/20 16:20	159.9	↑0.8
4/20 16:30	160.4	↑0.5	満潮
4/20 16:40	160.5	↑0.1
4/20 16:50	160.2	↓-0.3
4/20 17:00	159.5	↓-0.7
4/20 17:10	158.5	↓-1.0
4/20 17:20	157.1	↓-1.4
4/20 17:30	155.4	↓-1.7
4/20 17:40	153.3	↓-2.1
4/20 17:50	150.8	↓-2.5
4/20 18:00	148.1	↓-2.7
4/20 18:10	145.0	↓-3.1
4/20 18:20	141.6	↓-3.4
4/20 18:30	138.0	↓-3.6
4/20 18:40	134.1	↓-3.9
4/20 18:50	130.0	↓-4.1
4/20 19:00	125.8	↓-4.2
4/20 19:10	121.3	↓-4.5
4/20 19:20	116.8	↓-4.5
4/20 19:30	112.1	↓-4.7
4/20 19:40	107.4	↓-4.7
4/20 19:50	102.7	↓-4.7
4/20 20:00	97.9	↓-4.8	最大潮位差
4/20 20:10	93.2	↓-4.7
4/20 20:20	88.6	↓-4.6
4/20 20:30	84.1	↓-4.5
4/20 20:40	79.7	↓-4.4
4/20 20:50	75.4	↓-4.3
4/20 21:00	71.4	↓-4.0
4/20 21:10	67.6	↓-3.8
4/20 21:20	64.1	↓-3.5
4/20 21:30	60.8	↓-3.3
4/20 21:40	57.8	↓-3.0
4/20 21:50	55.2	↓-2.6
4/20 22:00	52.9	↓-2.3
4/20 22:10	51.0	↓-1.9
4/20 22:20	49.5	↓-1.5
4/20 22:30	48.4	↓-1.1
4/20 22:40	47.7	↓-0.7
4/20 22:50	47.4	↓-0.3	干潮
4/20 23:00	47.5	↑0.1
4/20 23:10	48.0	↑0.5
4/20 23:20	48.9	↑0.9
4/20 23:30	50.3	↑1.4
4/20 23:40	52.1	↑1.8
4/20 23:50	54.2	↑2.1