20 (木)	06:59	00:32	18:36	12:36
	144cm	1cm	170cm	47cm
大潮 出 07:10 入 18:37 出 05:41 入 17:14

池間（沖縄）2031年02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
2/20 00:00	2.6	↓-1.7
2/20 00:10	1.3	↓-1.3
2/20 00:20	0.5	↓-0.8
2/20 00:30	0.2	↓-0.3	干潮
2/20 00:40	0.4	↑0.2
2/20 00:50	1.1	↑0.7
2/20 01:00	2.2	↑1.1
2/20 01:10	3.9	↑1.7
2/20 01:20	6.0	↑2.1
2/20 01:30	8.6	↑2.6
2/20 01:40	11.6	↑3.0
2/20 01:50	15.0	↑3.4
2/20 02:00	18.8	↑3.8
2/20 02:10	23.0	↑4.2
2/20 02:20	27.4	↑4.4
2/20 02:30	32.2	↑4.8
2/20 02:40	37.3	↑5.1
2/20 02:50	42.5	↑5.2
2/20 03:00	48.0	↑5.5
2/20 03:10	53.6	↑5.6
2/20 03:20	59.3	↑5.7
2/20 03:30	65.1	↑5.8
2/20 03:40	70.9	↑5.8
2/20 03:50	76.8	↑5.9
2/20 04:00	82.5	↑5.7
2/20 04:10	88.2	↑5.7
2/20 04:20	93.8	↑5.6
2/20 04:30	99.3	↑5.5
2/20 04:40	104.5	↑5.2
2/20 04:50	109.5	↑5.0
2/20 05:00	114.3	↑4.8
2/20 05:10	118.7	↑4.4
2/20 05:20	122.9	↑4.2
2/20 05:30	126.7	↑3.8
2/20 05:40	130.2	↑3.5
2/20 05:50	133.3	↑3.1
2/20 06:00	136.0	↑2.7
2/20 06:10	138.2	↑2.2
2/20 06:20	140.1	↑1.9
2/20 06:30	141.5	↑1.4
2/20 06:40	142.6	↑1.1
2/20 06:50	143.1	↑0.5	満潮
2/20 07:00	143.3	↑0.2
2/20 07:10	143.0	↓-0.3
2/20 07:20	142.2	↓-0.8
2/20 07:30	141.1	↓-1.1
2/20 07:40	139.6	↓-1.5
2/20 07:50	137.6	↓-2.0
2/20 08:00	135.3	↓-2.3
2/20 08:10	132.7	↓-2.6
2/20 08:20	129.7	↓-3.0
2/20 08:30	126.5	↓-3.2
2/20 08:40	123.0	↓-3.5
2/20 08:50	119.2	↓-3.8
2/20 09:00	115.2	↓-4.0
2/20 09:10	111.1	↓-4.1
2/20 09:20	106.8	↓-4.3
2/20 09:30	102.4	↓-4.4
2/20 09:40	97.9	↓-4.5
2/20 09:50	93.4	↓-4.5
2/20 10:00	88.9	↓-4.5
2/20 10:10	84.5	↓-4.4
2/20 10:20	80.1	↓-4.4
2/20 10:30	75.9	↓-4.2
2/20 10:40	71.8	↓-4.1
2/20 10:50	67.9	↓-3.9
2/20 11:00	64.2	↓-3.7
2/20 11:10	60.8	↓-3.4
2/20 11:20	57.7	↓-3.1
2/20 11:30	54.9	↓-2.8
2/20 11:40	52.5	↓-2.4
2/20 11:50	50.4	↓-2.1
2/20 12:00	48.7	↓-1.7
2/20 12:10	47.4	↓-1.3
2/20 12:20	46.5	↓-0.9
2/20 12:30	46.1	↓-0.4	干潮
2/20 12:40	46.1	0
2/20 12:50	46.5	↑0.4
2/20 13:00	47.4	↑0.9
2/20 13:10	48.7	↑1.3
2/20 13:20	50.5	↑1.8
2/20 13:30	52.7	↑2.2
2/20 13:40	55.3	↑2.6
2/20 13:50	58.2	↑2.9
2/20 14:00	61.6	↑3.4
2/20 14:10	65.3	↑3.7
2/20 14:20	69.3	↑4.0
2/20 14:30	73.6	↑4.3
2/20 14:40	78.2	↑4.6
2/20 14:50	83.0	↑4.8
2/20 15:00	88.0	↑5.0
2/20 15:10	93.1	↑5.1
2/20 15:20	98.4	↑5.3
2/20 15:30	103.7	↑5.3
2/20 15:40	109.1	↑5.4
2/20 15:50	114.4	↑5.3
2/20 16:00	119.8	↑5.4
2/20 16:10	125.0	↑5.2
2/20 16:20	130.1	↑5.1
2/20 16:30	135.0	↑4.9
2/20 16:40	139.8	↑4.8
2/20 16:50	144.3	↑4.5
2/20 17:00	148.5	↑4.2
2/20 17:10	152.4	↑3.9
2/20 17:20	155.9	↑3.5
2/20 17:30	159.1	↑3.2
2/20 17:40	161.9	↑2.8
2/20 17:50	164.3	↑2.4
2/20 18:00	166.2	↑1.9
2/20 18:10	167.7	↑1.5
2/20 18:20	168.7	↑1.0
2/20 18:30	169.2	↑0.5	満潮
2/20 18:40	169.3	↑0.1
2/20 18:50	168.8	↓-0.5
2/20 19:00	167.8	↓-1.0
2/20 19:10	166.3	↓-1.5
2/20 19:20	164.3	↓-2.0
2/20 19:30	161.9	↓-2.4
2/20 19:40	158.9	↓-3.0
2/20 19:50	155.5	↓-3.4
2/20 20:00	151.6	↓-3.9
2/20 20:10	147.3	↓-4.3
2/20 20:20	142.6	↓-4.7
2/20 20:30	137.6	↓-5.0
2/20 20:40	132.1	↓-5.5
2/20 20:50	126.4	↓-5.7
2/20 21:00	120.4	↓-6.0
2/20 21:10	114.1	↓-6.3
2/20 21:20	107.6	↓-6.5
2/20 21:30	101.0	↓-6.6
2/20 21:40	94.2	↓-6.8
2/20 21:50	87.4	↓-6.8
2/20 22:00	80.5	↓-6.9	最大潮位差
2/20 22:10	73.6	↓-6.9	最大潮位差
2/20 22:20	66.7	↓-6.9	最大潮位差
2/20 22:30	59.9	↓-6.8
2/20 22:40	53.3	↓-6.6
2/20 22:50	46.9	↓-6.4
2/20 23:00	40.6	↓-6.3
2/20 23:10	34.7	↓-5.9
2/20 23:20	29.0	↓-5.7
2/20 23:30	23.7	↓-5.3
2/20 23:40	18.7	↓-5.0
2/20 23:50	14.2	↓-4.5