18 (木)	07:52	01:33	19:37	13:39
	159cm	8cm	173cm	43cm
大潮 出 07:11 入 18:36 出 19:03 入 07:00

長山（沖縄）2049年02月18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
2/18 00:00	28.4	↓-4.7
2/18 00:10	24.2	↓-4.2
2/18 00:20	20.4	↓-3.8
2/18 00:30	17.0	↓-3.4
2/18 00:40	14.1	↓-2.9
2/18 00:50	11.7	↓-2.4
2/18 01:00	9.8	↓-1.9
2/18 01:10	8.4	↓-1.4
2/18 01:20	7.5	↓-0.9
2/18 01:30	7.1	↓-0.4	干潮
2/18 01:40	7.3	↑0.2
2/18 01:50	8.0	↑0.7
2/18 02:00	9.2	↑1.2
2/18 02:10	10.9	↑1.7
2/18 02:20	13.1	↑2.2
2/18 02:30	15.8	↑2.7
2/18 02:40	19.0	↑3.2
2/18 02:50	22.6	↑3.6
2/18 03:00	26.7	↑4.1
2/18 03:10	31.1	↑4.4
2/18 03:20	35.9	↑4.8
2/18 03:30	41.0	↑5.1
2/18 03:40	46.4	↑5.4
2/18 03:50	52.1	↑5.7
2/18 04:00	57.9	↑5.8
2/18 04:10	64.0	↑6.1
2/18 04:20	70.1	↑6.1
2/18 04:30	76.4	↑6.3
2/18 04:40	82.7	↑6.3
2/18 04:50	89.0	↑6.3
2/18 05:00	95.3	↑6.3
2/18 05:10	101.4	↑6.1
2/18 05:20	107.5	↑6.1
2/18 05:30	113.3	↑5.8
2/18 05:40	119.0	↑5.7
2/18 05:50	124.4	↑5.4
2/18 06:00	129.5	↑5.1
2/18 06:10	134.3	↑4.8
2/18 06:20	138.7	↑4.4
2/18 06:30	142.8	↑4.1
2/18 06:40	146.4	↑3.6
2/18 06:50	149.6	↑3.2
2/18 07:00	152.3	↑2.7
2/18 07:10	154.6	↑2.3
2/18 07:20	156.4	↑1.8
2/18 07:30	157.7	↑1.3
2/18 07:40	158.5	↑0.8
2/18 07:50	158.8	↑0.3	満潮
2/18 08:00	158.6	↓-0.2
2/18 08:10	157.9	↓-0.7
2/18 08:20	156.7	↓-1.2
2/18 08:30	155.1	↓-1.6
2/18 08:40	153.0	↓-2.1
2/18 08:50	150.4	↓-2.6
2/18 09:00	147.5	↓-2.9
2/18 09:10	144.1	↓-3.4
2/18 09:20	140.4	↓-3.7
2/18 09:30	136.4	↓-4.0
2/18 09:40	132.1	↓-4.3
2/18 09:50	127.6	↓-4.5
2/18 10:00	122.8	↓-4.8
2/18 10:10	117.8	↓-5.0
2/18 10:20	112.7	↓-5.1
2/18 10:30	107.5	↓-5.2
2/18 10:40	102.3	↓-5.2
2/18 10:50	97.0	↓-5.3
2/18 11:00	91.8	↓-5.2
2/18 11:10	86.7	↓-5.1
2/18 11:20	81.6	↓-5.1
2/18 11:30	76.7	↓-4.9
2/18 11:40	72.1	↓-4.6
2/18 11:50	67.6	↓-4.5
2/18 12:00	63.4	↓-4.2
2/18 12:10	59.5	↓-3.9
2/18 12:20	55.9	↓-3.6
2/18 12:30	52.7	↓-3.2
2/18 12:40	49.9	↓-2.8
2/18 12:50	47.5	↓-2.4
2/18 13:00	45.6	↓-1.9
2/18 13:10	44.0	↓-1.6
2/18 13:20	43.0	↓-1.0
2/18 13:30	42.4	↓-0.6	干潮
2/18 13:40	42.2	↓-0.2
2/18 13:50	42.6	↑0.4
2/18 14:00	43.4	↑0.8
2/18 14:10	44.7	↑1.3
2/18 14:20	46.5	↑1.8
2/18 14:30	48.7	↑2.2
2/18 14:40	51.4	↑2.7
2/18 14:50	54.5	↑3.1
2/18 15:00	57.9	↑3.4
2/18 15:10	61.8	↑3.9
2/18 15:20	66.0	↑4.2
2/18 15:30	70.5	↑4.5
2/18 15:40	75.3	↑4.8
2/18 15:50	80.3	↑5.0
2/18 16:00	85.6	↑5.3
2/18 16:10	91.0	↑5.4
2/18 16:20	96.6	↑5.6
2/18 16:30	102.2	↑5.6
2/18 16:40	107.9	↑5.7
2/18 16:50	113.6	↑5.7
2/18 17:00	119.2	↑5.6
2/18 17:10	124.8	↑5.6
2/18 17:20	130.2	↑5.4
2/18 17:30	135.5	↑5.3
2/18 17:40	140.6	↑5.1
2/18 17:50	145.4	↑4.8
2/18 18:00	149.9	↑4.5
2/18 18:10	154.0	↑4.1
2/18 18:20	157.9	↑3.9
2/18 18:30	161.3	↑3.4
2/18 18:40	164.3	↑3.0
2/18 18:50	166.8	↑2.5
2/18 19:00	168.9	↑2.1
2/18 19:10	170.5	↑1.6
2/18 19:20	171.6	↑1.1
2/18 19:30	172.2	↑0.6	満潮
2/18 19:40	172.2	0
2/18 19:50	171.7	↓-0.5
2/18 20:00	170.7	↓-1.0
2/18 20:10	169.2	↓-1.5
2/18 20:20	167.1	↓-2.1
2/18 20:30	164.5	↓-2.6
2/18 20:40	161.5	↓-3.0
2/18 20:50	157.9	↓-3.6
2/18 21:00	153.9	↓-4.0
2/18 21:10	149.5	↓-4.4
2/18 21:20	144.7	↓-4.8
2/18 21:30	139.4	↓-5.3
2/18 21:40	133.9	↓-5.5
2/18 21:50	128.1	↓-5.8
2/18 22:00	122.0	↓-6.1
2/18 22:10	115.6	↓-6.4
2/18 22:20	109.1	↓-6.5
2/18 22:30	102.5	↓-6.6
2/18 22:40	95.8	↓-6.7
2/18 22:50	89.0	↓-6.8	最大潮位差
2/18 23:00	82.3	↓-6.7
2/18 23:10	75.6	↓-6.7
2/18 23:20	68.9	↓-6.7
2/18 23:30	62.5	↓-6.4
2/18 23:40	56.2	↓-6.3
2/18 23:50	50.1	↓-6.1