18 (月)	07:51	01:30	19:31	13:29
	141cm	-1cm	166cm	41cm
大潮 出 07:21 入 18:47 出 18:54 入 06:55

久部良（沖縄）2030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	17.6	↓-4.2
2/18 00:10	13.7	↓-3.9
2/18 00:20	10.2	↓-3.5
2/18 00:30	7.2	↓-3.0
2/18 00:40	4.6	↓-2.6
2/18 00:50	2.4	↓-2.2
2/18 01:00	0.8	↓-1.6
2/18 01:10	-0.4	↓-1.2
2/18 01:20	-1.1	↓-0.7	干潮
2/18 01:30	-1.3	↓-0.2	干潮
2/18 01:40	-1.0	↑0.3
2/18 01:50	-0.2	↑0.8
2/18 02:00	1.1	↑1.3
2/18 02:10	2.9	↑1.8
2/18 02:20	5.1	↑2.2
2/18 02:30	7.7	↑2.6
2/18 02:40	10.8	↑3.1
2/18 02:50	14.3	↑3.5
2/18 03:00	18.2	↑3.9
2/18 03:10	22.4	↑4.2
2/18 03:20	27.0	↑4.6
2/18 03:30	31.8	↑4.8
2/18 03:40	36.9	↑5.1
2/18 03:50	42.3	↑5.4
2/18 04:00	47.8	↑5.5
2/18 04:10	53.4	↑5.6
2/18 04:20	59.2	↑5.8
2/18 04:30	65.0	↑5.8
2/18 04:40	70.9	↑5.9
2/18 04:50	76.7	↑5.8
2/18 05:00	82.5	↑5.8
2/18 05:10	88.2	↑5.7
2/18 05:20	93.7	↑5.5
2/18 05:30	99.1	↑5.4
2/18 05:40	104.3	↑5.2
2/18 05:50	109.2	↑4.9
2/18 06:00	113.9	↑4.7
2/18 06:10	118.3	↑4.4
2/18 06:20	122.3	↑4.0
2/18 06:30	125.9	↑3.6
2/18 06:40	129.2	↑3.3
2/18 06:50	132.1	↑2.9
2/18 07:00	134.6	↑2.5
2/18 07:10	136.6	↑2.0
2/18 07:20	138.2	↑1.6
2/18 07:30	139.3	↑1.1
2/18 07:40	140.0	↑0.7
2/18 07:50	140.2	↑0.2	満潮
2/18 08:00	140.0	↓-0.2
2/18 08:10	139.4	↓-0.6
2/18 08:20	138.3	↓-1.1
2/18 08:30	136.7	↓-1.6
2/18 08:40	134.8	↓-1.9
2/18 08:50	132.5	↓-2.3
2/18 09:00	129.8	↓-2.7
2/18 09:10	126.8	↓-3.0
2/18 09:20	123.5	↓-3.3
2/18 09:30	119.9	↓-3.6
2/18 09:40	116.1	↓-3.8
2/18 09:50	112.0	↓-4.1
2/18 10:00	107.8	↓-4.2
2/18 10:10	103.4	↓-4.4
2/18 10:20	98.9	↓-4.5
2/18 10:30	94.3	↓-4.6
2/18 10:40	89.8	↓-4.5
2/18 10:50	85.2	↓-4.6
2/18 11:00	80.7	↓-4.5
2/18 11:10	76.2	↓-4.5
2/18 11:20	71.9	↓-4.3
2/18 11:30	67.7	↓-4.2
2/18 11:40	63.8	↓-3.9
2/18 11:50	60.0	↓-3.8
2/18 12:00	56.5	↓-3.5
2/18 12:10	53.3	↓-3.2
2/18 12:20	50.5	↓-2.8
2/18 12:30	47.9	↓-2.6
2/18 12:40	45.7	↓-2.2
2/18 12:50	43.9	↓-1.8
2/18 13:00	42.5	↓-1.4
2/18 13:10	41.6	↓-0.9
2/18 13:20	41.0	↓-0.6	干潮
2/18 13:30	40.9	↓-0.1
2/18 13:40	41.2	↑0.3
2/18 13:50	41.9	↑0.7
2/18 14:00	43.1	↑1.2
2/18 14:10	44.7	↑1.6
2/18 14:20	46.7	↑2.0
2/18 14:30	49.2	↑2.5
2/18 14:40	52.0	↑2.8
2/18 14:50	55.2	↑3.2
2/18 15:00	58.8	↑3.6
2/18 15:10	62.6	↑3.8
2/18 15:20	66.8	↑4.2
2/18 15:30	71.3	↑4.5
2/18 15:40	76.0	↑4.7
2/18 15:50	80.9	↑4.9
2/18 16:00	86.0	↑5.1
2/18 16:10	91.2	↑5.2
2/18 16:20	96.5	↑5.3
2/18 16:30	101.9	↑5.4
2/18 16:40	107.3	↑5.4
2/18 16:50	112.7	↑5.4
2/18 17:00	118.0	↑5.3
2/18 17:10	123.2	↑5.2
2/18 17:20	128.2	↑5.0
2/18 17:30	133.1	↑4.9
2/18 17:40	137.7	↑4.6
2/18 17:50	142.1	↑4.4
2/18 18:00	146.2	↑4.1
2/18 18:10	150.0	↑3.8
2/18 18:20	153.4	↑3.4
2/18 18:30	156.5	↑3.1
2/18 18:40	159.1	↑2.6
2/18 18:50	161.2	↑2.1
2/18 19:00	163.0	↑1.8
2/18 19:10	164.2	↑1.2
2/18 19:20	164.9	↑0.7
2/18 19:30	165.2	↑0.3	満潮
2/18 19:40	164.9	↓-0.3
2/18 19:50	164.2	↓-0.7
2/18 20:00	162.9	↓-1.3
2/18 20:10	161.1	↓-1.8
2/18 20:20	158.8	↓-2.3
2/18 20:30	156.1	↓-2.7
2/18 20:40	152.9	↓-3.2
2/18 20:50	149.2	↓-3.7
2/18 21:00	145.1	↓-4.1
2/18 21:10	140.5	↓-4.6
2/18 21:20	135.6	↓-4.9
2/18 21:30	130.4	↓-5.2
2/18 21:40	124.8	↓-5.6
2/18 21:50	119.0	↓-5.8
2/18 22:00	112.9	↓-6.1
2/18 22:10	106.6	↓-6.3
2/18 22:20	100.2	↓-6.4
2/18 22:30	93.6	↓-6.6
2/18 22:40	87.0	↓-6.6
2/18 22:50	80.3	↓-6.7	最大潮位差
2/18 23:00	73.7	↓-6.6
2/18 23:10	67.1	↓-6.6
2/18 23:20	60.5	↓-6.6
2/18 23:30	54.2	↓-6.3
2/18 23:40	48.0	↓-6.2
2/18 23:50	42.0	↓-6.0