20 (木)	05:27	11:35	17:23	23:31
	142cm	70cm	134cm	57cm
若潮 出 06:13 入 19:04 出 03:19 入 15:13

池間（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	62.4	↑1.6
4/20 00:10	64.2	↑1.8
4/20 00:20	66.2	↑2.0
4/20 00:30	68.5	↑2.3
4/20 00:40	70.9	↑2.4
4/20 00:50	73.5	↑2.6
4/20 01:00	76.3	↑2.8
4/20 01:10	79.3	↑3.0
4/20 01:20	82.3	↑3.0
4/20 01:30	85.5	↑3.2
4/20 01:40	88.8	↑3.3
4/20 01:50	92.1	↑3.3
4/20 02:00	95.5	↑3.4	最大潮位差
4/20 02:10	98.9	↑3.4	最大潮位差
4/20 02:20	102.3	↑3.4	最大潮位差
4/20 02:30	105.7	↑3.4	最大潮位差
4/20 02:40	109.0	↑3.3
4/20 02:50	112.3	↑3.3
4/20 03:00	115.5	↑3.2
4/20 03:10	118.5	↑3.0
4/20 03:20	121.5	↑3.0
4/20 03:30	124.3	↑2.8
4/20 03:40	126.9	↑2.6
4/20 03:50	129.4	↑2.5
4/20 04:00	131.6	↑2.2
4/20 04:10	133.7	↑2.1
4/20 04:20	135.5	↑1.8
4/20 04:30	137.0	↑1.5
4/20 04:40	138.4	↑1.4
4/20 04:50	139.5	↑1.1
4/20 05:00	140.3	↑0.8
4/20 05:10	140.8	↑0.5
4/20 05:20	141.1	↑0.3	満潮
4/20 05:30	141.1	0
4/20 05:40	140.9	↓-0.2
4/20 05:50	140.4	↓-0.5
4/20 06:00	139.6	↓-0.8
4/20 06:10	138.6	↓-1.0
4/20 06:20	137.4	↓-1.2
4/20 06:30	135.9	↓-1.5
4/20 06:40	134.2	↓-1.7
4/20 06:50	132.3	↓-1.9
4/20 07:00	130.1	↓-2.2
4/20 07:10	127.8	↓-2.3
4/20 07:20	125.4	↓-2.4
4/20 07:30	122.8	↓-2.6
4/20 07:40	120.0	↓-2.8
4/20 07:50	117.2	↓-2.8
4/20 08:00	114.3	↓-2.9
4/20 08:10	111.3	↓-3.0
4/20 08:20	108.2	↓-3.1
4/20 08:30	105.1	↓-3.1
4/20 08:40	102.1	↓-3.0
4/20 08:50	99.0	↓-3.1
4/20 09:00	96.0	↓-3.0
4/20 09:10	93.1	↓-2.9
4/20 09:20	90.2	↓-2.9
4/20 09:30	87.5	↓-2.7
4/20 09:40	84.9	↓-2.6
4/20 09:50	82.4	↓-2.5
4/20 10:00	80.1	↓-2.3
4/20 10:10	78.0	↓-2.1
4/20 10:20	76.0	↓-2.0
4/20 10:30	74.3	↓-1.7
4/20 10:40	72.8	↓-1.5
4/20 10:50	71.6	↓-1.2
4/20 11:00	70.6	↓-1.0
4/20 11:10	69.8	↓-0.8
4/20 11:20	69.4	↓-0.4
4/20 11:30	69.1	↓-0.3	干潮
4/20 11:40	69.2	↑0.1
4/20 11:50	69.5	↑0.3
4/20 12:00	70.0	↑0.5
4/20 12:10	70.8	↑0.8
4/20 12:20	71.9	↑1.1
4/20 12:30	73.2	↑1.3
4/20 12:40	74.7	↑1.5
4/20 12:50	76.5	↑1.8
4/20 13:00	78.4	↑1.9
4/20 13:10	80.5	↑2.1
4/20 13:20	82.8	↑2.3
4/20 13:30	85.3	↑2.5
4/20 13:40	87.8	↑2.5
4/20 13:50	90.5	↑2.7
4/20 14:00	93.3	↑2.8
4/20 14:10	96.1	↑2.8
4/20 14:20	99.0	↑2.9
4/20 14:30	101.9	↑2.9
4/20 14:40	104.7	↑2.8
4/20 14:50	107.6	↑2.9
4/20 15:00	110.4	↑2.8
4/20 15:10	113.1	↑2.7
4/20 15:20	115.8	↑2.7
4/20 15:30	118.3	↑2.5
4/20 15:40	120.6	↑2.3
4/20 15:50	122.9	↑2.3
4/20 16:00	124.9	↑2.0
4/20 16:10	126.8	↑1.9
4/20 16:20	128.4	↑1.6
4/20 16:30	129.8	↑1.4
4/20 16:40	131.0	↑1.2
4/20 16:50	132.0	↑1.0
4/20 17:00	132.7	↑0.7
4/20 17:10	133.2	↑0.5
4/20 17:20	133.3	↑0.1	満潮
4/20 17:30	133.3	0
4/20 17:40	132.9	↓-0.4
4/20 17:50	132.3	↓-0.6
4/20 18:00	131.5	↓-0.8
4/20 18:10	130.4	↓-1.1
4/20 18:20	129.0	↓-1.4
4/20 18:30	127.4	↓-1.6
4/20 18:40	125.5	↓-1.9
4/20 18:50	123.5	↓-2.0
4/20 19:00	121.2	↓-2.3
4/20 19:10	118.8	↓-2.4
4/20 19:20	116.1	↓-2.7
4/20 19:30	113.3	↓-2.8
4/20 19:40	110.4	↓-2.9
4/20 19:50	107.4	↓-3.0
4/20 20:00	104.2	↓-3.2
4/20 20:10	101.0	↓-3.2
4/20 20:20	97.7	↓-3.3
4/20 20:30	94.5	↓-3.2
4/20 20:40	91.1	↓-3.4	最大潮位差
4/20 20:50	87.9	↓-3.2
4/20 21:00	84.6	↓-3.3
4/20 21:10	81.5	↓-3.1
4/20 21:20	78.4	↓-3.1
4/20 21:30	75.4	↓-3.0
4/20 21:40	72.6	↓-2.8
4/20 21:50	69.9	↓-2.7
4/20 22:00	67.4	↓-2.5
4/20 22:10	65.2	↓-2.2
4/20 22:20	63.1	↓-2.1
4/20 22:30	61.3	↓-1.8
4/20 22:40	59.7	↓-1.6
4/20 22:50	58.4	↓-1.3
4/20 23:00	57.4	↓-1.0
4/20 23:10	56.6	↓-0.8
4/20 23:20	56.2	↓-0.4
4/20 23:30	56.0	↓-0.2	干潮
4/20 23:40	56.2	↑0.2
4/20 23:50	56.7	↑0.5