20 (土)	11:58	05:17	23:51	18:05
	174cm	29cm	155cm	67cm
小潮 出 07:12 入 17:43 出 11:44 入 -

那覇（沖縄）2031年12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
12/20 00:00	158.7	↓-3.0
12/20 00:10	155.3	↓-3.4
12/20 00:20	151.6	↓-3.7
12/20 00:30	147.5	↓-4.1
12/20 00:40	143.1	↓-4.4
12/20 00:50	138.5	↓-4.6
12/20 01:00	133.6	↓-4.9
12/20 01:10	128.4	↓-5.2
12/20 01:20	123.1	↓-5.3
12/20 01:30	117.7	↓-5.4
12/20 01:40	112.1	↓-5.6
12/20 01:50	106.4	↓-5.7
12/20 02:00	100.7	↓-5.7
12/20 02:10	94.9	↓-5.8	最大潮位差
12/20 02:20	89.2	↓-5.7
12/20 02:30	83.6	↓-5.6
12/20 02:40	78.0	↓-5.6
12/20 02:50	72.6	↓-5.4
12/20 03:00	67.3	↓-5.3
12/20 03:10	62.3	↓-5.0
12/20 03:20	57.5	↓-4.8
12/20 03:30	53.0	↓-4.5
12/20 03:40	48.8	↓-4.2
12/20 03:50	44.9	↓-3.9
12/20 04:00	41.4	↓-3.5
12/20 04:10	38.2	↓-3.2
12/20 04:20	35.5	↓-2.7
12/20 04:30	33.2	↓-2.3
12/20 04:40	31.3	↓-1.9
12/20 04:50	29.9	↓-1.4
12/20 05:00	28.9	↓-1.0
12/20 05:10	28.4	↓-0.5	干潮
12/20 05:20	28.3	↓-0.1
12/20 05:30	28.7	↑0.4
12/20 05:40	29.6	↑0.9
12/20 05:50	30.9	↑1.3
12/20 06:00	32.6	↑1.7
12/20 06:10	34.8	↑2.2
12/20 06:20	37.4	↑2.6
12/20 06:30	40.4	↑3.0
12/20 06:40	43.7	↑3.3
12/20 06:50	47.5	↑3.8
12/20 07:00	51.5	↑4.0
12/20 07:10	55.9	↑4.4
12/20 07:20	60.6	↑4.7
12/20 07:30	65.5	↑4.9
12/20 07:40	70.6	↑5.1
12/20 07:50	76.0	↑5.4
12/20 08:00	81.4	↑5.4
12/20 08:10	87.0	↑5.6
12/20 08:20	92.7	↑5.7
12/20 08:30	98.5	↑5.8	最大潮位差
12/20 08:40	104.2	↑5.7
12/20 08:50	109.9	↑5.7
12/20 09:00	115.6	↑5.7
12/20 09:10	121.1	↑5.5
12/20 09:20	126.5	↑5.4
12/20 09:30	131.7	↑5.2
12/20 09:40	136.8	↑5.1
12/20 09:50	141.6	↑4.8
12/20 10:00	146.1	↑4.5
12/20 10:10	150.4	↑4.3
12/20 10:20	154.3	↑3.9
12/20 10:30	157.9	↑3.6
12/20 10:40	161.2	↑3.3
12/20 10:50	164.0	↑2.8
12/20 11:00	166.5	↑2.5
12/20 11:10	168.7	↑2.2
12/20 11:20	170.4	↑1.7
12/20 11:30	171.7	↑1.3
12/20 11:40	172.6	↑0.9
12/20 11:50	173.1	↑0.5	満潮
12/20 12:00	173.2	↑0.1
12/20 12:10	172.9	↓-0.3
12/20 12:20	172.2	↓-0.7
12/20 12:30	171.1	↓-1.1
12/20 12:40	169.6	↓-1.5
12/20 12:50	167.7	↓-1.9
12/20 13:00	165.6	↓-2.1
12/20 13:10	163.0	↓-2.6
12/20 13:20	160.2	↓-2.8
12/20 13:30	157.0	↓-3.2
12/20 13:40	153.6	↓-3.4
12/20 13:50	149.9	↓-3.7
12/20 14:00	146.0	↓-3.9
12/20 14:10	141.9	↓-4.1
12/20 14:20	137.7	↓-4.2
12/20 14:30	133.3	↓-4.4
12/20 14:40	128.8	↓-4.5
12/20 14:50	124.2	↓-4.6
12/20 15:00	119.6	↓-4.6
12/20 15:10	115.0	↓-4.6
12/20 15:20	110.5	↓-4.5
12/20 15:30	106.0	↓-4.5
12/20 15:40	101.6	↓-4.4
12/20 15:50	97.4	↓-4.2
12/20 16:00	93.3	↓-4.1
12/20 16:10	89.4	↓-3.9
12/20 16:20	85.7	↓-3.7
12/20 16:30	82.4	↓-3.3
12/20 16:40	79.2	↓-3.2
12/20 16:50	76.4	↓-2.8
12/20 17:00	73.9	↓-2.5
12/20 17:10	71.7	↓-2.2
12/20 17:20	69.9	↓-1.8
12/20 17:30	68.4	↓-1.5
12/20 17:40	67.3	↓-1.1
12/20 17:50	66.6	↓-0.7
12/20 18:00	66.2	↓-0.4	干潮
12/20 18:10	66.3	↑0.1
12/20 18:20	66.7	↑0.4
12/20 18:30	67.4	↑0.7
12/20 18:40	68.5	↑1.1
12/20 18:50	70.0	↑1.5
12/20 19:00	71.8	↑1.8
12/20 19:10	73.9	↑2.1
12/20 19:20	76.4	↑2.5
12/20 19:30	79.1	↑2.7
12/20 19:40	82.1	↑3.0
12/20 19:50	85.3	↑3.2
12/20 20:00	88.7	↑3.4
12/20 20:10	92.3	↑3.6
12/20 20:20	96.0	↑3.7
12/20 20:30	99.9	↑3.9
12/20 20:40	103.9	↑4.0
12/20 20:50	107.9	↑4.0
12/20 21:00	111.9	↑4.0
12/20 21:10	115.9	↑4.0
12/20 21:20	119.9	↑4.0
12/20 21:30	123.7	↑3.8
12/20 21:40	127.5	↑3.8
12/20 21:50	131.1	↑3.6
12/20 22:00	134.6	↑3.5
12/20 22:10	137.8	↑3.2
12/20 22:20	140.8	↑3.0
12/20 22:30	143.6	↑2.8
12/20 22:40	146.0	↑2.4
12/20 22:50	148.2	↑2.2
12/20 23:00	150.1	↑1.9
12/20 23:10	151.7	↑1.6
12/20 23:20	152.9	↑1.2
12/20 23:30	153.8	↑0.9
12/20 23:40	154.3	↑0.5
12/20 23:50	154.5	↑0.2	満潮