20 (火)	07:17	00:51	18:52	12:52
	160cm	-10cm	190cm	46cm
大潮 出 07:09 入 18:37 出 17:56 入 06:20

長山（沖縄）2046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	-3.4	↓-3.1
2/20 00:10	-6.0	↓-2.6
2/20 00:20	-8.0	↓-2.0
2/20 00:30	-9.5	↓-1.5
2/20 00:40	-10.4	↓-0.9
2/20 00:50	-10.7	↓-0.3	干潮
2/20 01:00	-10.4	↑0.3
2/20 01:10	-9.6	↑0.8
2/20 01:20	-8.2	↑1.4
2/20 01:30	-6.2	↑2.0
2/20 01:40	-3.7	↑2.5
2/20 01:50	-0.7	↑3.0
2/20 02:00	2.9	↑3.6
2/20 02:10	6.9	↑4.0
2/20 02:20	11.4	↑4.5
2/20 02:30	16.3	↑4.9
2/20 02:40	21.6	↑5.3
2/20 02:50	27.3	↑5.7
2/20 03:00	33.3	↑6.0
2/20 03:10	39.5	↑6.2
2/20 03:20	46.0	↑6.5
2/20 03:30	52.7	↑6.7
2/20 03:40	59.5	↑6.8
2/20 03:50	66.5	↑7.0
2/20 04:00	73.4	↑6.9
2/20 04:10	80.4	↑7.0
2/20 04:20	87.3	↑6.9
2/20 04:30	94.2	↑6.9
2/20 04:40	100.9	↑6.7
2/20 04:50	107.4	↑6.5
2/20 05:00	113.7	↑6.3
2/20 05:10	119.7	↑6.0
2/20 05:20	125.4	↑5.7
2/20 05:30	130.8	↑5.4
2/20 05:40	135.8	↑5.0
2/20 05:50	140.3	↑4.5
2/20 06:00	144.5	↑4.2
2/20 06:10	148.1	↑3.6
2/20 06:20	151.3	↑3.2
2/20 06:30	154.0	↑2.7
2/20 06:40	156.2	↑2.2
2/20 06:50	157.8	↑1.6
2/20 07:00	158.9	↑1.1
2/20 07:10	159.5	↑0.6	満潮
2/20 07:20	159.5	0
2/20 07:30	159.0	↓-0.5
2/20 07:40	158.0	↓-1.0
2/20 07:50	156.5	↓-1.5
2/20 08:00	154.5	↓-2.0
2/20 08:10	152.1	↓-2.4
2/20 08:20	149.2	↓-2.9
2/20 08:30	145.9	↓-3.3
2/20 08:40	142.2	↓-3.7
2/20 08:50	138.2	↓-4.0
2/20 09:00	133.9	↓-4.3
2/20 09:10	129.3	↓-4.6
2/20 09:20	124.5	↓-4.8
2/20 09:30	119.5	↓-5.0
2/20 09:40	114.4	↓-5.1
2/20 09:50	109.2	↓-5.2
2/20 10:00	103.9	↓-5.3
2/20 10:10	98.6	↓-5.3
2/20 10:20	93.4	↓-5.2
2/20 10:30	88.2	↓-5.2
2/20 10:40	83.2	↓-5.0
2/20 10:50	78.3	↓-4.9
2/20 11:00	73.6	↓-4.7
2/20 11:10	69.2	↓-4.4
2/20 11:20	65.1	↓-4.1
2/20 11:30	61.3	↓-3.8
2/20 11:40	57.8	↓-3.5
2/20 11:50	54.8	↓-3.0
2/20 12:00	52.1	↓-2.7
2/20 12:10	49.9	↓-2.2
2/20 12:20	48.1	↓-1.8
2/20 12:30	46.8	↓-1.3
2/20 12:40	46.0	↓-0.8
2/20 12:50	45.7	↓-0.3	干潮
2/20 13:00	45.9	↑0.2
2/20 13:10	46.6	↑0.7
2/20 13:20	47.8	↑1.2
2/20 13:30	49.5	↑1.7
2/20 13:40	51.7	↑2.2
2/20 13:50	54.4	↑2.7
2/20 14:00	57.5	↑3.1
2/20 14:10	61.1	↑3.6
2/20 14:20	65.1	↑4.0
2/20 14:30	69.6	↑4.5
2/20 14:40	74.3	↑4.7
2/20 14:50	79.4	↑5.1
2/20 15:00	84.8	↑5.4
2/20 15:10	90.5	↑5.7
2/20 15:20	96.3	↑5.8
2/20 15:30	102.4	↑6.1
2/20 15:40	108.5	↑6.1
2/20 15:50	114.8	↑6.3
2/20 16:00	121.1	↑6.3
2/20 16:10	127.3	↑6.2
2/20 16:20	133.5	↑6.2
2/20 16:30	139.6	↑6.1
2/20 16:40	145.6	↑6.0
2/20 16:50	151.3	↑5.7
2/20 17:00	156.8	↑5.5
2/20 17:10	162.0	↑5.2
2/20 17:20	166.9	↑4.9
2/20 17:30	171.4	↑4.5
2/20 17:40	175.5	↑4.1
2/20 17:50	179.1	↑3.6
2/20 18:00	182.3	↑3.2
2/20 18:10	184.9	↑2.6
2/20 18:20	187.0	↑2.1
2/20 18:30	188.6	↑1.6
2/20 18:40	189.5	↑0.9
2/20 18:50	189.9	↑0.4	満潮
2/20 19:00	189.7	↓-0.2
2/20 19:10	188.9	↓-0.8
2/20 19:20	187.4	↓-1.5
2/20 19:30	185.4	↓-2.0
2/20 19:40	182.8	↓-2.6
2/20 19:50	179.6	↓-3.2
2/20 20:00	175.8	↓-3.8
2/20 20:10	171.5	↓-4.3
2/20 20:20	166.6	↓-4.9
2/20 20:30	161.3	↓-5.3
2/20 20:40	155.5	↓-5.8
2/20 20:50	149.3	↓-6.2
2/20 21:00	142.7	↓-6.6
2/20 21:10	135.7	↓-7.0
2/20 21:20	128.5	↓-7.2
2/20 21:30	121.0	↓-7.5
2/20 21:40	113.3	↓-7.7
2/20 21:50	105.4	↓-7.9
2/20 22:00	97.4	↓-8.0
2/20 22:10	89.4	↓-8.0
2/20 22:20	81.3	↓-8.1	最大潮位差
2/20 22:30	73.3	↓-8.0
2/20 22:40	65.4	↓-7.9
2/20 22:50	57.6	↓-7.8
2/20 23:00	50.0	↓-7.6
2/20 23:10	42.7	↓-7.3
2/20 23:20	35.7	↓-7.0
2/20 23:30	29.0	↓-6.7
2/20 23:40	22.7	↓-6.3
2/20 23:50	16.8	↓-5.9