31 (土)	08:47	02:04	19:29	13:42
	125cm	1cm	155cm	77cm
大潮 出 07:32 入 18:13 出 18:48 入 08:02

久部良（沖縄）2039年12月31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
12/31 00:00	30.4	↓-4.6
12/31 00:10	26.0	↓-4.4
12/31 00:20	21.9	↓-4.1
12/31 00:30	18.2	↓-3.7
12/31 00:40	14.7	↓-3.5
12/31 00:50	11.7	↓-3.0
12/31 01:00	8.9	↓-2.8
12/31 01:10	6.6	↓-2.3
12/31 01:20	4.6	↓-2.0
12/31 01:30	3.1	↓-1.5
12/31 01:40	2.0	↓-1.1
12/31 01:50	1.2	↓-0.8
12/31 02:00	0.9	↓-0.3	干潮
12/31 02:10	1.0	↑0.1
12/31 02:20	1.5	↑0.5
12/31 02:30	2.4	↑0.9
12/31 02:40	3.8	↑1.4
12/31 02:50	5.5	↑1.7
12/31 03:00	7.5	↑2.0
12/31 03:10	10.0	↑2.5
12/31 03:20	12.7	↑2.7
12/31 03:30	15.8	↑3.1
12/31 03:40	19.2	↑3.4
12/31 03:50	22.9	↑3.7
12/31 04:00	26.8	↑3.9
12/31 04:10	31.0	↑4.2
12/31 04:20	35.3	↑4.3
12/31 04:30	39.8	↑4.5
12/31 04:40	44.5	↑4.7
12/31 04:50	49.2	↑4.7
12/31 05:00	54.1	↑4.9
12/31 05:10	58.9	↑4.8
12/31 05:20	63.8	↑4.9
12/31 05:30	68.7	↑4.9
12/31 05:40	73.5	↑4.8
12/31 05:50	78.2	↑4.7
12/31 06:00	82.9	↑4.7
12/31 06:10	87.4	↑4.5
12/31 06:20	91.7	↑4.3
12/31 06:30	95.9	↑4.2
12/31 06:40	99.8	↑3.9
12/31 06:50	103.5	↑3.7
12/31 07:00	106.9	↑3.4
12/31 07:10	110.1	↑3.2
12/31 07:20	113.0	↑2.9
12/31 07:30	115.6	↑2.6
12/31 07:40	117.8	↑2.2
12/31 07:50	119.8	↑2.0
12/31 08:00	121.4	↑1.6
12/31 08:10	122.7	↑1.3
12/31 08:20	123.7	↑1.0
12/31 08:30	124.4	↑0.7
12/31 08:40	124.7	↑0.3	満潮
12/31 08:50	124.7	0
12/31 09:00	124.4	↓-0.3
12/31 09:10	123.8	↓-0.6
12/31 09:20	123.0	↓-0.8
12/31 09:30	121.9	↓-1.1
12/31 09:40	120.5	↓-1.4
12/31 09:50	118.9	↓-1.6
12/31 10:00	117.1	↓-1.8
12/31 10:10	115.2	↓-1.9
12/31 10:20	113.0	↓-2.2
12/31 10:30	110.8	↓-2.2
12/31 10:40	108.4	↓-2.4
12/31 10:50	106.0	↓-2.4
12/31 11:00	103.5	↓-2.5
12/31 11:10	101.0	↓-2.5
12/31 11:20	98.5	↓-2.5
12/31 11:30	96.0	↓-2.5
12/31 11:40	93.6	↓-2.4
12/31 11:50	91.2	↓-2.4
12/31 12:00	89.0	↓-2.2
12/31 12:10	86.9	↓-2.1
12/31 12:20	84.9	↓-2.0
12/31 12:30	83.1	↓-1.8
12/31 12:40	81.5	↓-1.6
12/31 12:50	80.1	↓-1.4
12/31 13:00	78.9	↓-1.2
12/31 13:10	78.0	↓-0.9
12/31 13:20	77.3	↓-0.7
12/31 13:30	76.9	↓-0.4
12/31 13:40	76.7	↓-0.2	干潮
12/31 13:50	76.8	↑0.1
12/31 14:00	77.2	↑0.4
12/31 14:10	77.9	↑0.7
12/31 14:20	78.8	↑0.9
12/31 14:30	80.1	↑1.3
12/31 14:40	81.6	↑1.5
12/31 14:50	83.3	↑1.7
12/31 15:00	85.3	↑2.0
12/31 15:10	87.6	↑2.3
12/31 15:20	90.0	↑2.4
12/31 15:30	92.7	↑2.7
12/31 15:40	95.5	↑2.8
12/31 15:50	98.5	↑3.0
12/31 16:00	101.7	↑3.2
12/31 16:10	105.0	↑3.3
12/31 16:20	108.3	↑3.3
12/31 16:30	111.8	↑3.5
12/31 16:40	115.3	↑3.5
12/31 16:50	118.8	↑3.5
12/31 17:00	122.2	↑3.4
12/31 17:10	125.7	↑3.5
12/31 17:20	129.1	↑3.4
12/31 17:30	132.3	↑3.2
12/31 17:40	135.4	↑3.1
12/31 17:50	138.4	↑3.0
12/31 18:00	141.2	↑2.8
12/31 18:10	143.8	↑2.6
12/31 18:20	146.1	↑2.3
12/31 18:30	148.2	↑2.1
12/31 18:40	150.0	↑1.8
12/31 18:50	151.5	↑1.5
12/31 19:00	152.6	↑1.1
12/31 19:10	153.5	↑0.9
12/31 19:20	153.9	↑0.4	満潮
12/31 19:30	154.0	↑0.1
12/31 19:40	153.8	↓-0.2
12/31 19:50	153.1	↓-0.7
12/31 20:00	152.1	↓-1.0
12/31 20:10	150.7	↓-1.4
12/31 20:20	148.9	↓-1.8
12/31 20:30	146.7	↓-2.2
12/31 20:40	144.1	↓-2.6
12/31 20:50	141.2	↓-2.9
12/31 21:00	137.9	↓-3.3
12/31 21:10	134.3	↓-3.6
12/31 21:20	130.3	↓-4.0
12/31 21:30	126.1	↓-4.2
12/31 21:40	121.6	↓-4.5
12/31 21:50	116.8	↓-4.8
12/31 22:00	111.8	↓-5.0
12/31 22:10	106.6	↓-5.2
12/31 22:20	101.2	↓-5.4
12/31 22:30	95.6	↓-5.6
12/31 22:40	90.0	↓-5.6
12/31 22:50	84.3	↓-5.7
12/31 23:00	78.5	↓-5.8	最大潮位差
12/31 23:10	72.7	↓-5.8	最大潮位差
12/31 23:20	66.9	↓-5.8	最大潮位差
12/31 23:30	61.2	↓-5.7
12/31 23:40	55.5	↓-5.7
12/31 23:50	50.0	↓-5.5