20 (木)	08:01	01:32	19:26	13:25
	139cm	-14cm	175cm	49cm
大潮 出 07:20 入 18:48 出 07:23 入 18:46

久部良（沖縄）2042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	6.8	↓-4.6
2/20 00:10	2.6	↓-4.2
2/20 00:20	-1.2	↓-3.8
2/20 00:30	-4.6	↓-3.4
2/20 00:40	-7.4	↓-2.8
2/20 00:50	-9.8	↓-2.4
2/20 01:00	-11.7	↓-1.9
2/20 01:10	-13.0	↓-1.3
2/20 01:20	-13.8	↓-0.8
2/20 01:30	-14.1	↓-0.3	干潮
2/20 01:40	-13.9	↑0.2
2/20 01:50	-13.2	↑0.7
2/20 02:00	-11.9	↑1.3
2/20 02:10	-10.1	↑1.8
2/20 02:20	-7.9	↑2.2
2/20 02:30	-5.1	↑2.8
2/20 02:40	-1.9	↑3.2
2/20 02:50	1.7	↑3.6
2/20 03:00	5.7	↑4.0
2/20 03:10	10.1	↑4.4
2/20 03:20	14.9	↑4.8
2/20 03:30	19.9	↑5.0
2/20 03:40	25.3	↑5.4
2/20 03:50	30.9	↑5.6
2/20 04:00	36.7	↑5.8
2/20 04:10	42.6	↑5.9
2/20 04:20	48.7	↑6.1
2/20 04:30	54.9	↑6.2
2/20 04:40	61.1	↑6.2
2/20 04:50	67.3	↑6.2
2/20 05:00	73.5	↑6.2
2/20 05:10	79.5	↑6.0
2/20 05:20	85.5	↑6.0
2/20 05:30	91.3	↑5.8
2/20 05:40	96.9	↑5.6
2/20 05:50	102.3	↑5.4
2/20 06:00	107.4	↑5.1
2/20 06:10	112.2	↑4.8
2/20 06:20	116.7	↑4.5
2/20 06:30	120.8	↑4.1
2/20 06:40	124.5	↑3.7
2/20 06:50	127.8	↑3.3
2/20 07:00	130.8	↑3.0
2/20 07:10	133.2	↑2.4
2/20 07:20	135.3	↑2.1
2/20 07:30	136.8	↑1.5
2/20 07:40	138.0	↑1.2
2/20 07:50	138.6	↑0.6
2/20 08:00	138.8	↑0.2	満潮
2/20 08:10	138.6	↓-0.2
2/20 08:20	137.9	↓-0.7
2/20 08:30	136.8	↓-1.1
2/20 08:40	135.3	↓-1.5
2/20 08:50	133.4	↓-1.9
2/20 09:00	131.1	↓-2.3
2/20 09:10	128.4	↓-2.7
2/20 09:20	125.5	↓-2.9
2/20 09:30	122.2	↓-3.3
2/20 09:40	118.7	↓-3.5
2/20 09:50	115.0	↓-3.7
2/20 10:00	111.1	↓-3.9
2/20 10:10	107.0	↓-4.1
2/20 10:20	102.8	↓-4.2
2/20 10:30	98.6	↓-4.2
2/20 10:40	94.3	↓-4.3
2/20 10:50	90.0	↓-4.3
2/20 11:00	85.7	↓-4.3
2/20 11:10	81.5	↓-4.2
2/20 11:20	77.5	↓-4.0
2/20 11:30	73.5	↓-4.0
2/20 11:40	69.8	↓-3.7
2/20 11:50	66.3	↓-3.5
2/20 12:00	63.0	↓-3.3
2/20 12:10	60.0	↓-3.0
2/20 12:20	57.3	↓-2.7
2/20 12:30	55.0	↓-2.3
2/20 12:40	53.0	↓-2.0
2/20 12:50	51.4	↓-1.6
2/20 13:00	50.2	↓-1.2
2/20 13:10	49.3	↓-0.9
2/20 13:20	49.0	↓-0.3	干潮
2/20 13:30	49.0	0
2/20 13:40	49.5	↑0.5
2/20 13:50	50.4	↑0.9
2/20 14:00	51.7	↑1.3
2/20 14:10	53.5	↑1.8
2/20 14:20	55.6	↑2.1
2/20 14:30	58.2	↑2.6
2/20 14:40	61.2	↑3.0
2/20 14:50	64.5	↑3.3
2/20 15:00	68.2	↑3.7
2/20 15:10	72.2	↑4.0
2/20 15:20	76.5	↑4.3
2/20 15:30	81.1	↑4.6
2/20 15:40	85.9	↑4.8
2/20 15:50	90.9	↑5.0
2/20 16:00	96.1	↑5.2
2/20 16:10	101.4	↑5.3
2/20 16:20	106.8	↑5.4
2/20 16:30	112.2	↑5.4
2/20 16:40	117.7	↑5.5
2/20 16:50	123.1	↑5.4
2/20 17:00	128.4	↑5.3
2/20 17:10	133.6	↑5.2
2/20 17:20	138.7	↑5.1
2/20 17:30	143.6	↑4.9
2/20 17:40	148.2	↑4.6
2/20 17:50	152.5	↑4.3
2/20 18:00	156.6	↑4.1
2/20 18:10	160.3	↑3.7
2/20 18:20	163.6	↑3.3
2/20 18:30	166.5	↑2.9
2/20 18:40	168.9	↑2.4
2/20 18:50	170.9	↑2.0
2/20 19:00	172.5	↑1.6
2/20 19:10	173.5	↑1.0
2/20 19:20	174.0	↑0.5	満潮
2/20 19:30	174.0	0
2/20 19:40	173.5	↓-0.5
2/20 19:50	172.4	↓-1.1
2/20 20:00	170.8	↓-1.6
2/20 20:10	168.6	↓-2.2
2/20 20:20	166.0	↓-2.6
2/20 20:30	162.8	↓-3.2
2/20 20:40	159.1	↓-3.7
2/20 20:50	155.0	↓-4.1
2/20 21:00	150.4	↓-4.6
2/20 21:10	145.4	↓-5.0
2/20 21:20	140.0	↓-5.4
2/20 21:30	134.2	↓-5.8
2/20 21:40	128.1	↓-6.1
2/20 21:50	121.7	↓-6.4
2/20 22:00	115.0	↓-6.7
2/20 22:10	108.1	↓-6.9
2/20 22:20	101.0	↓-7.1
2/20 22:30	93.8	↓-7.2
2/20 22:40	86.6	↓-7.2
2/20 22:50	79.2	↓-7.4	最大潮位差
2/20 23:00	71.9	↓-7.3
2/20 23:10	64.6	↓-7.3
2/20 23:20	57.4	↓-7.2
2/20 23:30	50.4	↓-7.0
2/20 23:40	43.5	↓-6.9
2/20 23:50	36.8	↓-6.7