20 (水)	09:01	02:47	21:00	15:01
	161cm	19cm	158cm	38cm
中潮 出 07:10 入 18:37 出 08:32 入 21:06 潮干狩り ○ 14:15～15:46

長山（沖縄）2064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	78.1	↓-6.0	最大潮位差
2/20 00:10	72.2	↓-5.9
2/20 00:20	66.4	↓-5.8
2/20 00:30	60.8	↓-5.6
2/20 00:40	55.4	↓-5.4
2/20 00:50	50.3	↓-5.1
2/20 01:00	45.4	↓-4.9
2/20 01:10	40.9	↓-4.5
2/20 01:20	36.7	↓-4.2
2/20 01:30	32.9	↓-3.8
2/20 01:40	29.5	↓-3.4
2/20 01:50	26.5	↓-3.0
2/20 02:00	24.0	↓-2.5
2/20 02:10	22.0	↓-2.0
2/20 02:20	20.4	↓-1.6
2/20 02:30	19.4	↓-1.0
2/20 02:40	18.8	↓-0.6	干潮
2/20 02:50	18.8	0
2/20 03:00	19.3	↑0.5
2/20 03:10	20.2	↑0.9
2/20 03:20	21.7	↑1.5
2/20 03:30	23.6	↑1.9
2/20 03:40	26.1	↑2.5
2/20 03:50	28.9	↑2.8
2/20 04:00	32.2	↑3.3
2/20 04:10	35.9	↑3.7
2/20 04:20	40.0	↑4.1
2/20 04:30	44.5	↑4.5
2/20 04:40	49.3	↑4.8
2/20 04:50	54.3	↑5.0
2/20 05:00	59.6	↑5.3
2/20 05:10	65.1	↑5.5
2/20 05:20	70.8	↑5.7
2/20 05:30	76.6	↑5.8
2/20 05:40	82.5	↑5.9
2/20 05:50	88.4	↑5.9
2/20 06:00	94.4	↑6.0	最大潮位差
2/20 06:10	100.3	↑5.9
2/20 06:20	106.1	↑5.8
2/20 06:30	111.9	↑5.8
2/20 06:40	117.4	↑5.5
2/20 06:50	122.8	↑5.4
2/20 07:00	127.9	↑5.1
2/20 07:10	132.7	↑4.8
2/20 07:20	137.2	↑4.5
2/20 07:30	141.4	↑4.2
2/20 07:40	145.3	↑3.9
2/20 07:50	148.7	↑3.4
2/20 08:00	151.8	↑3.1
2/20 08:10	154.3	↑2.5
2/20 08:20	156.5	↑2.2
2/20 08:30	158.2	↑1.7
2/20 08:40	159.4	↑1.2
2/20 08:50	160.1	↑0.7
2/20 09:00	160.4	↑0.3	満潮
2/20 09:10	160.1	↓-0.3
2/20 09:20	159.4	↓-0.7
2/20 09:30	158.2	↓-1.2
2/20 09:40	156.6	↓-1.6
2/20 09:50	154.5	↓-2.1
2/20 10:00	152.0	↓-2.5
2/20 10:10	149.1	↓-2.9
2/20 10:20	145.8	↓-3.3
2/20 10:30	142.1	↓-3.7
2/20 10:40	138.1	↓-4.0
2/20 10:50	133.8	↓-4.3
2/20 11:00	129.3	↓-4.5
2/20 11:10	124.5	↓-4.8
2/20 11:20	119.5	↓-5.0
2/20 11:30	114.4	↓-5.1
2/20 11:40	109.1	↓-5.3
2/20 11:50	103.8	↓-5.3
2/20 12:00	98.4	↓-5.4
2/20 12:10	93.1	↓-5.3
2/20 12:20	87.8	↓-5.3
2/20 12:30	82.5	↓-5.3
2/20 12:40	77.4	↓-5.1
2/20 12:50	72.5	↓-4.9
2/20 13:00	67.8	↓-4.7
2/20 13:10	63.2	↓-4.6
2/20 13:20	59.0	↓-4.2
2/20 13:30	55.1	↓-3.9
2/20 13:40	51.5	↓-3.6
2/20 13:50	48.2	↓-3.3
2/20 14:00	45.4	↓-2.8
2/20 14:10	42.9	↓-2.5
2/20 14:20	40.9	↓-2.0
2/20 14:30	39.3	↓-1.6
2/20 14:40	38.2	↓-1.1
2/20 14:50	37.5	↓-0.7
2/20 15:00	37.2	↓-0.3	干潮
2/20 15:10	37.5	↑0.3
2/20 15:20	38.2	↑0.7
2/20 15:30	39.3	↑1.1
2/20 15:40	40.9	↑1.6
2/20 15:50	42.9	↑2.0
2/20 16:00	45.4	↑2.5
2/20 16:10	48.2	↑2.8
2/20 16:20	51.4	↑3.2
2/20 16:30	55.0	↑3.6
2/20 16:40	58.9	↑3.9
2/20 16:50	63.1	↑4.2
2/20 17:00	67.5	↑4.4
2/20 17:10	72.2	↑4.7
2/20 17:20	77.0	↑4.8
2/20 17:30	82.1	↑5.1
2/20 17:40	87.2	↑5.1
2/20 17:50	92.4	↑5.2
2/20 18:00	97.6	↑5.2
2/20 18:10	102.9	↑5.3
2/20 18:20	108.0	↑5.1
2/20 18:30	113.2	↑5.2
2/20 18:40	118.1	↑4.9
2/20 18:50	123.0	↑4.9
2/20 19:00	127.6	↑4.6
2/20 19:10	132.0	↑4.4
2/20 19:20	136.1	↑4.1
2/20 19:30	140.0	↑3.9
2/20 19:40	143.5	↑3.5
2/20 19:50	146.6	↑3.1
2/20 20:00	149.4	↑2.8
2/20 20:10	151.8	↑2.4
2/20 20:20	153.8	↑2.0
2/20 20:30	155.3	↑1.5
2/20 20:40	156.4	↑1.1
2/20 20:50	157.0	↑0.6	満潮
2/20 21:00	157.2	↑0.2	満潮
2/20 21:10	157.0	↓-0.2
2/20 21:20	156.2	↓-0.8
2/20 21:30	155.0	↓-1.2
2/20 21:40	153.4	↓-1.6
2/20 21:50	151.3	↓-2.1
2/20 22:00	148.8	↓-2.5
2/20 22:10	145.9	↓-2.9
2/20 22:20	142.7	↓-3.2
2/20 22:30	139.0	↓-3.7
2/20 22:40	135.0	↓-4.0
2/20 22:50	130.7	↓-4.3
2/20 23:00	126.2	↓-4.5
2/20 23:10	121.4	↓-4.8
2/20 23:20	116.4	↓-5.0
2/20 23:30	111.2	↓-5.2
2/20 23:40	105.8	↓-5.4
2/20 23:50	100.4	↓-5.4