20 (月)	07:47	01:16	19:17	13:26
	192cm	-21cm	209cm	48cm
大潮 出 07:02 入 18:26 出 07:08 入 18:25

那覇（沖縄）2023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	-2.7	↓-5.2
2/20 00:10	-7.3	↓-4.6
2/20 00:20	-11.3	↓-4.0
2/20 00:30	-14.7	↓-3.4
2/20 00:40	-17.4	↓-2.7
2/20 00:50	-19.5	↓-2.1
2/20 01:00	-20.9	↓-1.4
2/20 01:10	-21.6	↓-0.7	干潮
2/20 01:20	-21.6	0
2/20 01:30	-20.9	↑0.7
2/20 01:40	-19.5	↑1.4
2/20 01:50	-17.4	↑2.1
2/20 02:00	-14.7	↑2.7
2/20 02:10	-11.3	↑3.4
2/20 02:20	-7.3	↑4.0
2/20 02:30	-2.6	↑4.7
2/20 02:40	2.6	↑5.2
2/20 02:50	8.3	↑5.7
2/20 03:00	14.6	↑6.3
2/20 03:10	21.4	↑6.8
2/20 03:20	28.5	↑7.1
2/20 03:30	36.0	↑7.5
2/20 03:40	43.9	↑7.9
2/20 03:50	52.0	↑8.1
2/20 04:00	60.4	↑8.4
2/20 04:10	68.9	↑8.5
2/20 04:20	77.5	↑8.6
2/20 04:30	86.2	↑8.7
2/20 04:40	94.8	↑8.6
2/20 04:50	103.3	↑8.5
2/20 05:00	111.8	↑8.5
2/20 05:10	120.0	↑8.2
2/20 05:20	128.0	↑8.0
2/20 05:30	135.7	↑7.7
2/20 05:40	143.0	↑7.3
2/20 05:50	150.0	↑7.0
2/20 06:00	156.5	↑6.5
2/20 06:10	162.5	↑6.0
2/20 06:20	168.0	↑5.5
2/20 06:30	173.0	↑5.0
2/20 06:40	177.4	↑4.4
2/20 06:50	181.3	↑3.9
2/20 07:00	184.5	↑3.2
2/20 07:10	187.1	↑2.6
2/20 07:20	189.0	↑1.9
2/20 07:30	190.4	↑1.4
2/20 07:40	191.1	↑0.7	満潮
2/20 07:50	191.1	0
2/20 08:00	190.5	↓-0.6
2/20 08:10	189.3	↓-1.2
2/20 08:20	187.5	↓-1.8
2/20 08:30	185.2	↓-2.3
2/20 08:40	182.2	↓-3.0
2/20 08:50	178.7	↓-3.5
2/20 09:00	174.8	↓-3.9
2/20 09:10	170.3	↓-4.5
2/20 09:20	165.4	↓-4.9
2/20 09:30	160.2	↓-5.2
2/20 09:40	154.6	↓-5.6
2/20 09:50	148.7	↓-5.9
2/20 10:00	142.5	↓-6.2
2/20 10:10	136.1	↓-6.4
2/20 10:20	129.6	↓-6.5
2/20 10:30	123.1	↓-6.5
2/20 10:40	116.4	↓-6.7
2/20 10:50	109.9	↓-6.5
2/20 11:00	103.3	↓-6.6
2/20 11:10	97.0	↓-6.3
2/20 11:20	90.8	↓-6.2
2/20 11:30	84.9	↓-5.9
2/20 11:40	79.2	↓-5.7
2/20 11:50	73.9	↓-5.3
2/20 12:00	69.0	↓-4.9
2/20 12:10	64.6	↓-4.4
2/20 12:20	60.6	↓-4.0
2/20 12:30	57.1	↓-3.5
2/20 12:40	54.1	↓-3.0
2/20 12:50	51.7	↓-2.4
2/20 13:00	49.9	↓-1.8
2/20 13:10	48.6	↓-1.3
2/20 13:20	48.0	↓-0.6	干潮
2/20 13:30	48.0	0
2/20 13:40	48.6	↑0.6
2/20 13:50	49.8	↑1.2
2/20 14:00	51.7	↑1.9
2/20 14:10	54.1	↑2.4
2/20 14:20	57.1	↑3.0
2/20 14:30	60.7	↑3.6
2/20 14:40	64.8	↑4.1
2/20 14:50	69.4	↑4.6
2/20 15:00	74.4	↑5.0
2/20 15:10	79.9	↑5.5
2/20 15:20	85.8	↑5.9
2/20 15:30	92.0	↑6.2
2/20 15:40	98.6	↑6.6
2/20 15:50	105.4	↑6.8
2/20 16:00	112.3	↑6.9
2/20 16:10	119.5	↑7.2
2/20 16:20	126.7	↑7.2
2/20 16:30	133.9	↑7.2
2/20 16:40	141.1	↑7.2
2/20 16:50	148.1	↑7.0
2/20 17:00	155.1	↑7.0
2/20 17:10	161.8	↑6.7
2/20 17:20	168.2	↑6.4
2/20 17:30	174.4	↑6.2
2/20 17:40	180.1	↑5.7
2/20 17:50	185.5	↑5.4
2/20 18:00	190.3	↑4.8
2/20 18:10	194.7	↑4.4
2/20 18:20	198.5	↑3.8
2/20 18:30	201.8	↑3.3
2/20 18:40	204.4	↑2.6
2/20 18:50	206.4	↑2.0
2/20 19:00	207.8	↑1.4
2/20 19:10	208.5	↑0.7	満潮
2/20 19:20	208.6	↑0.1
2/20 19:30	208.0	↓-0.6
2/20 19:40	206.7	↓-1.3
2/20 19:50	204.7	↓-2.0
2/20 20:00	202.1	↓-2.6
2/20 20:10	198.8	↓-3.3
2/20 20:20	194.9	↓-3.9
2/20 20:30	190.4	↓-4.5
2/20 20:40	185.3	↓-5.1
2/20 20:50	179.7	↓-5.6
2/20 21:00	173.5	↓-6.2
2/20 21:10	166.8	↓-6.7
2/20 21:20	159.6	↓-7.2
2/20 21:30	152.0	↓-7.6
2/20 21:40	144.1	↓-7.9
2/20 21:50	135.8	↓-8.3
2/20 22:00	127.2	↓-8.6
2/20 22:10	118.5	↓-8.7
2/20 22:20	109.5	↓-9.0
2/20 22:30	100.4	↓-9.1
2/20 22:40	91.2	↓-9.2	最大潮位差
2/20 22:50	82.1	↓-9.1
2/20 23:00	73.0	↓-9.1
2/20 23:10	64.0	↓-9.0
2/20 23:20	55.1	↓-8.9
2/20 23:30	46.6	↓-8.5
2/20 23:40	38.2	↓-8.4
2/20 23:50	30.3	↓-7.9