20 (土)	07:37	01:13	19:22	13:25
	175cm	-15cm	189cm	36cm
大潮 出 06:59 入 18:23 出 19:06 入 07:25 潮干狩り ○ 12:36～14:13

安田（沖縄）2038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	0.6	↓-4.5
2/20 00:10	-3.5	↓-4.1
2/20 00:20	-7.0	↓-3.5
2/20 00:30	-9.9	↓-2.9
2/20 00:40	-12.2	↓-2.3
2/20 00:50	-13.9	↓-1.7
2/20 01:00	-15.0	↓-1.1
2/20 01:10	-15.4	↓-0.4	干潮
2/20 01:20	-15.2	↑0.2
2/20 01:30	-14.4	↑0.8
2/20 01:40	-13.0	↑1.4
2/20 01:50	-10.9	↑2.1
2/20 02:00	-8.3	↑2.6
2/20 02:10	-5.0	↑3.3
2/20 02:20	-1.2	↑3.8
2/20 02:30	3.2	↑4.4
2/20 02:40	8.1	↑4.9
2/20 02:50	13.4	↑5.3
2/20 03:00	19.2	↑5.8
2/20 03:10	25.4	↑6.2
2/20 03:20	32.0	↑6.6
2/20 03:30	38.9	↑6.9
2/20 03:40	46.1	↑7.2
2/20 03:50	53.5	↑7.4
2/20 04:00	61.1	↑7.6
2/20 04:10	68.8	↑7.7
2/20 04:20	76.6	↑7.8
2/20 04:30	84.5	↑7.9
2/20 04:40	92.3	↑7.8
2/20 04:50	100.0	↑7.7
2/20 05:00	107.5	↑7.5
2/20 05:10	114.9	↑7.4
2/20 05:20	122.1	↑7.2
2/20 05:30	128.9	↑6.8
2/20 05:40	135.4	↑6.5
2/20 05:50	141.6	↑6.2
2/20 06:00	147.3	↑5.7
2/20 06:10	152.5	↑5.2
2/20 06:20	157.3	↑4.8
2/20 06:30	161.5	↑4.2
2/20 06:40	165.2	↑3.7
2/20 06:50	168.3	↑3.1
2/20 07:00	170.9	↑2.6
2/20 07:10	172.8	↑1.9
2/20 07:20	174.1	↑1.3
2/20 07:30	174.8	↑0.7	満潮
2/20 07:40	174.9	↑0.1
2/20 07:50	174.3	↓-0.6
2/20 08:00	173.2	↓-1.1
2/20 08:10	171.5	↓-1.7
2/20 08:20	169.2	↓-2.3
2/20 08:30	166.4	↓-2.8
2/20 08:40	163.1	↓-3.3
2/20 08:50	159.3	↓-3.8
2/20 09:00	155.1	↓-4.2
2/20 09:10	150.4	↓-4.7
2/20 09:20	145.4	↓-5.0
2/20 09:30	140.1	↓-5.3
2/20 09:40	134.5	↓-5.6
2/20 09:50	128.7	↓-5.8
2/20 10:00	122.7	↓-6.0
2/20 10:10	116.5	↓-6.2
2/20 10:20	110.3	↓-6.2
2/20 10:30	104.1	↓-6.2
2/20 10:40	97.9	↓-6.2
2/20 10:50	91.7	↓-6.2
2/20 11:00	85.7	↓-6.0
2/20 11:10	79.8	↓-5.9
2/20 11:20	74.2	↓-5.6
2/20 11:30	68.8	↓-5.4
2/20 11:40	63.7	↓-5.1
2/20 11:50	58.9	↓-4.8
2/20 12:00	54.5	↓-4.4
2/20 12:10	50.5	↓-4.0
2/20 12:20	46.9	↓-3.6
2/20 12:30	43.8	↓-3.1
2/20 12:40	41.2	↓-2.6
2/20 12:50	39.1	↓-2.1
2/20 13:00	37.5	↓-1.6
2/20 13:10	36.5	↓-1.0
2/20 13:20	36.0	↓-0.5	干潮
2/20 13:30	36.0	0
2/20 13:40	36.6	↑0.6
2/20 13:50	37.8	↑1.2
2/20 14:00	39.5	↑1.7
2/20 14:10	41.7	↑2.2
2/20 14:20	44.5	↑2.8
2/20 14:30	47.8	↑3.3
2/20 14:40	51.5	↑3.7
2/20 14:50	55.8	↑4.3
2/20 15:00	60.4	↑4.6
2/20 15:10	65.5	↑5.1
2/20 15:20	70.9	↑5.4
2/20 15:30	76.6	↑5.7
2/20 15:40	82.6	↑6.0
2/20 15:50	88.9	↑6.3
2/20 16:00	95.3	↑6.4
2/20 16:10	101.9	↑6.6
2/20 16:20	108.6	↑6.7
2/20 16:30	115.3	↑6.7
2/20 16:40	122.0	↑6.7
2/20 16:50	128.7	↑6.7
2/20 17:00	135.2	↑6.5
2/20 17:10	141.6	↑6.4
2/20 17:20	147.7	↑6.1
2/20 17:30	153.6	↑5.9
2/20 17:40	159.2	↑5.6
2/20 17:50	164.4	↑5.2
2/20 18:00	169.2	↑4.8
2/20 18:10	173.6	↑4.4
2/20 18:20	177.4	↑3.8
2/20 18:30	180.8	↑3.4
2/20 18:40	183.6	↑2.8
2/20 18:50	185.8	↑2.2
2/20 19:00	187.4	↑1.6
2/20 19:10	188.4	↑1.0
2/20 19:20	188.8	↑0.4	満潮
2/20 19:30	188.5	↓-0.3
2/20 19:40	187.5	↓-1.0
2/20 19:50	185.9	↓-1.6
2/20 20:00	183.7	↓-2.2
2/20 20:10	180.9	↓-2.8
2/20 20:20	177.4	↓-3.5
2/20 20:30	173.4	↓-4.0
2/20 20:40	168.7	↓-4.7
2/20 20:50	163.6	↓-5.1
2/20 21:00	157.9	↓-5.7
2/20 21:10	151.8	↓-6.1
2/20 21:20	145.3	↓-6.5
2/20 21:30	138.3	↓-7.0
2/20 21:40	131.1	↓-7.2
2/20 21:50	123.5	↓-7.6
2/20 22:00	115.7	↓-7.8
2/20 22:10	107.8	↓-7.9
2/20 22:20	99.7	↓-8.1
2/20 22:30	91.5	↓-8.2	最大潮位差
2/20 22:40	83.3	↓-8.2	最大潮位差
2/20 22:50	75.1	↓-8.2	最大潮位差
2/20 23:00	67.0	↓-8.1
2/20 23:10	59.1	↓-7.9
2/20 23:20	51.3	↓-7.8
2/20 23:30	43.8	↓-7.5
2/20 23:40	36.5	↓-7.3
2/20 23:50	29.6	↓-6.9