20 (木)	10:34	04:16	23:22	17:18
	151cm	59cm	113cm	48cm
小潮 出 07:10 入 18:37 出 10:39 入 -

長山（沖縄）2048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	117.6	↓-2.2
2/20 00:10	115.3	↓-2.3
2/20 00:20	112.8	↓-2.5
2/20 00:30	110.1	↓-2.7
2/20 00:40	107.3	↓-2.8
2/20 00:50	104.4	↓-2.9
2/20 01:00	101.3	↓-3.1
2/20 01:10	98.2	↓-3.1
2/20 01:20	95.1	↓-3.1
2/20 01:30	91.9	↓-3.2
2/20 01:40	88.7	↓-3.2
2/20 01:50	85.6	↓-3.1
2/20 02:00	82.5	↓-3.1
2/20 02:10	79.5	↓-3.0
2/20 02:20	76.7	↓-2.8
2/20 02:30	73.9	↓-2.8
2/20 02:40	71.3	↓-2.6
2/20 02:50	69.0	↓-2.3
2/20 03:00	66.8	↓-2.2
2/20 03:10	64.8	↓-2.0
2/20 03:20	63.1	↓-1.7
2/20 03:30	61.6	↓-1.5
2/20 03:40	60.4	↓-1.2
2/20 03:50	59.5	↓-0.9
2/20 04:00	58.9	↓-0.6
2/20 04:10	58.6	↓-0.3	干潮
2/20 04:20	58.7	↑0.1
2/20 04:30	59.0	↑0.3
2/20 04:40	59.6	↑0.6
2/20 04:50	60.5	↑0.9
2/20 05:00	61.8	↑1.3
2/20 05:10	63.3	↑1.5
2/20 05:20	65.1	↑1.8
2/20 05:30	67.2	↑2.1
2/20 05:40	69.6	↑2.4
2/20 05:50	72.2	↑2.6
2/20 06:00	75.0	↑2.8
2/20 06:10	78.0	↑3.0
2/20 06:20	81.3	↑3.3
2/20 06:30	84.6	↑3.3
2/20 06:40	88.2	↑3.6
2/20 06:50	91.8	↑3.6
2/20 07:00	95.5	↑3.7
2/20 07:10	99.3	↑3.8
2/20 07:20	103.1	↑3.8
2/20 07:30	106.9	↑3.8
2/20 07:40	110.7	↑3.8
2/20 07:50	114.5	↑3.8
2/20 08:00	118.2	↑3.7
2/20 08:10	121.7	↑3.5
2/20 08:20	125.2	↑3.5
2/20 08:30	128.5	↑3.3
2/20 08:40	131.7	↑3.2
2/20 08:50	134.6	↑2.9
2/20 09:00	137.4	↑2.8
2/20 09:10	139.9	↑2.5
2/20 09:20	142.2	↑2.3
2/20 09:30	144.2	↑2.0
2/20 09:40	146.0	↑1.8
2/20 09:50	147.4	↑1.4
2/20 10:00	148.6	↑1.2
2/20 10:10	149.5	↑0.9
2/20 10:20	150.0	↑0.5
2/20 10:30	150.3	↑0.3	満潮
2/20 10:40	150.2	↓-0.1
2/20 10:50	149.9	↓-0.3
2/20 11:00	149.2	↓-0.7
2/20 11:10	148.2	↓-1.0
2/20 11:20	146.9	↓-1.3
2/20 11:30	145.3	↓-1.6
2/20 11:40	143.4	↓-1.9
2/20 11:50	141.2	↓-2.2
2/20 12:00	138.8	↓-2.4
2/20 12:10	136.2	↓-2.6
2/20 12:20	133.3	↓-2.9
2/20 12:30	130.2	↓-3.1
2/20 12:40	126.9	↓-3.3
2/20 12:50	123.4	↓-3.5
2/20 13:00	119.8	↓-3.6
2/20 13:10	116.0	↓-3.8
2/20 13:20	112.2	↓-3.8
2/20 13:30	108.2	↓-4.0
2/20 13:40	104.2	↓-4.0
2/20 13:50	100.2	↓-4.0
2/20 14:00	96.1	↓-4.1	最大潮位差
2/20 14:10	92.1	↓-4.0
2/20 14:20	88.1	↓-4.0
2/20 14:30	84.2	↓-3.9
2/20 14:40	80.4	↓-3.8
2/20 14:50	76.6	↓-3.8
2/20 15:00	73.1	↓-3.5
2/20 15:10	69.7	↓-3.4
2/20 15:20	66.4	↓-3.3
2/20 15:30	63.4	↓-3.0
2/20 15:40	60.6	↓-2.8
2/20 15:50	58.0	↓-2.6
2/20 16:00	55.7	↓-2.3
2/20 16:10	53.6	↓-2.1
2/20 16:20	51.8	↓-1.8
2/20 16:30	50.3	↓-1.5
2/20 16:40	49.1	↓-1.2
2/20 16:50	48.2	↓-0.9
2/20 17:00	47.6	↓-0.6
2/20 17:10	47.2	↓-0.4	干潮
2/20 17:20	47.2	0
2/20 17:30	47.4	↑0.2
2/20 17:40	47.9	↑0.5
2/20 17:50	48.7	↑0.8
2/20 18:00	49.8	↑1.1
2/20 18:10	51.1	↑1.3
2/20 18:20	52.6	↑1.5
2/20 18:30	54.3	↑1.7
2/20 18:40	56.3	↑2.0
2/20 18:50	58.4	↑2.1
2/20 19:00	60.7	↑2.3
2/20 19:10	63.1	↑2.4
2/20 19:20	65.6	↑2.5
2/20 19:30	68.3	↑2.7
2/20 19:40	71.0	↑2.7
2/20 19:50	73.8	↑2.8
2/20 20:00	76.6	↑2.8
2/20 20:10	79.4	↑2.8
2/20 20:20	82.2	↑2.8
2/20 20:30	85.0	↑2.8
2/20 20:40	87.7	↑2.7
2/20 20:50	90.4	↑2.7
2/20 21:00	92.9	↑2.5
2/20 21:10	95.4	↑2.5
2/20 21:20	97.7	↑2.3
2/20 21:30	100.0	↑2.3
2/20 21:40	102.0	↑2.0
2/20 21:50	103.9	↑1.9
2/20 22:00	105.6	↑1.7
2/20 22:10	107.2	↑1.6
2/20 22:20	108.5	↑1.3
2/20 22:30	109.7	↑1.2
2/20 22:40	110.7	↑1.0
2/20 22:50	111.4	↑0.7
2/20 23:00	111.9	↑0.5
2/20 23:10	112.3	↑0.4
2/20 23:20	112.4	↑0.1	満潮
2/20 23:30	112.3	↓-0.1
2/20 23:40	112.1	↓-0.2
2/20 23:50	111.6	↓-0.5