18 (月)	06:41	00:23	18:35	12:30
	142cm	18cm	161cm	41cm
大潮 出 06:56 入 19:00 出 17:37 入 05:27

久部良（沖縄）2030年03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
3/18 00:00	18.4	↓-1.2
3/18 00:10	17.6	↓-0.8
3/18 00:20	17.3	↓-0.3	干潮
3/18 00:30	17.4	↑0.1
3/18 00:40	18.0	↑0.6
3/18 00:50	19.0	↑1.0
3/18 01:00	20.4	↑1.4
3/18 01:10	22.2	↑1.8
3/18 01:20	24.4	↑2.2
3/18 01:30	27.0	↑2.6
3/18 01:40	30.0	↑3.0
3/18 01:50	33.3	↑3.3
3/18 02:00	37.0	↑3.7
3/18 02:10	40.9	↑3.9
3/18 02:20	45.1	↑4.2
3/18 02:30	49.6	↑4.5
3/18 02:40	54.2	↑4.6
3/18 02:50	59.1	↑4.9
3/18 03:00	64.0	↑4.9
3/18 03:10	69.1	↑5.1
3/18 03:20	74.3	↑5.2
3/18 03:30	79.5	↑5.2
3/18 03:40	84.6	↑5.1
3/18 03:50	89.8	↑5.2
3/18 04:00	94.9	↑5.1
3/18 04:10	99.9	↑5.0
3/18 04:20	104.7	↑4.8
3/18 04:30	109.3	↑4.6
3/18 04:40	113.8	↑4.5
3/18 04:50	118.0	↑4.2
3/18 05:00	121.9	↑3.9
3/18 05:10	125.6	↑3.7
3/18 05:20	128.9	↑3.3
3/18 05:30	131.9	↑3.0
3/18 05:40	134.5	↑2.6
3/18 05:50	136.7	↑2.2
3/18 06:00	138.6	↑1.9
3/18 06:10	140.0	↑1.4
3/18 06:20	141.0	↑1.0
3/18 06:30	141.6	↑0.6
3/18 06:40	141.8	↑0.2	満潮
3/18 06:50	141.6	↓-0.2
3/18 07:00	141.0	↓-0.6
3/18 07:10	139.9	↓-1.1
3/18 07:20	138.5	↓-1.4
3/18 07:30	136.6	↓-1.9
3/18 07:40	134.4	↓-2.2
3/18 07:50	131.9	↓-2.5
3/18 08:00	129.0	↓-2.9
3/18 08:10	125.8	↓-3.2
3/18 08:20	122.4	↓-3.4
3/18 08:30	118.7	↓-3.7
3/18 08:40	114.8	↓-3.9
3/18 08:50	110.7	↓-4.1
3/18 09:00	106.4	↓-4.3
3/18 09:10	102.0	↓-4.4
3/18 09:20	97.6	↓-4.4
3/18 09:30	93.0	↓-4.6
3/18 09:40	88.5	↓-4.5
3/18 09:50	84.0	↓-4.5
3/18 10:00	79.5	↓-4.5
3/18 10:10	75.2	↓-4.3
3/18 10:20	70.9	↓-4.3
3/18 10:30	66.9	↓-4.0
3/18 10:40	63.0	↓-3.9
3/18 10:50	59.3	↓-3.7
3/18 11:00	55.9	↓-3.4
3/18 11:10	52.8	↓-3.1
3/18 11:20	50.0	↓-2.8
3/18 11:30	47.5	↓-2.5
3/18 11:40	45.3	↓-2.2
3/18 11:50	43.6	↓-1.7
3/18 12:00	42.2	↓-1.4
3/18 12:10	41.2	↓-1.0
3/18 12:20	40.6	↓-0.6	干潮
3/18 12:30	40.5	↓-0.1	干潮
3/18 12:40	40.7	↑0.2
3/18 12:50	41.4	↑0.7
3/18 13:00	42.5	↑1.1
3/18 13:10	44.0	↑1.5
3/18 13:20	45.9	↑1.9
3/18 13:30	48.3	↑2.4
3/18 13:40	50.9	↑2.6
3/18 13:50	54.0	↑3.1
3/18 14:00	57.4	↑3.4
3/18 14:10	61.1	↑3.7
3/18 14:20	65.1	↑4.0
3/18 14:30	69.3	↑4.2
3/18 14:40	73.8	↑4.5
3/18 14:50	78.5	↑4.7
3/18 15:00	83.3	↑4.8
3/18 15:10	88.3	↑5.0
3/18 15:20	93.4	↑5.1
3/18 15:30	98.6	↑5.2
3/18 15:40	103.7	↑5.1
3/18 15:50	108.9	↑5.2
3/18 16:00	114.0	↑5.1
3/18 16:10	119.0	↑5.0
3/18 16:20	123.9	↑4.9
3/18 16:30	128.6	↑4.7
3/18 16:40	133.1	↑4.5
3/18 16:50	137.4	↑4.3
3/18 17:00	141.4	↑4.0
3/18 17:10	145.1	↑3.7
3/18 17:20	148.4	↑3.3
3/18 17:30	151.4	↑3.0
3/18 17:40	154.1	↑2.7
3/18 17:50	156.3	↑2.2
3/18 18:00	158.1	↑1.8
3/18 18:10	159.4	↑1.3
3/18 18:20	160.3	↑0.9
3/18 18:30	160.8	↑0.5	満潮
3/18 18:40	160.7	↓-0.1
3/18 18:50	160.2	↓-0.5
3/18 19:00	159.3	↓-0.9
3/18 19:10	157.8	↓-1.5
3/18 19:20	155.9	↓-1.9
3/18 19:30	153.6	↓-2.3
3/18 19:40	150.8	↓-2.8
3/18 19:50	147.6	↓-3.2
3/18 20:00	144.0	↓-3.6
3/18 20:10	140.0	↓-4.0
3/18 20:20	135.6	↓-4.4
3/18 20:30	131.0	↓-4.6
3/18 20:40	126.1	↓-4.9
3/18 20:50	120.9	↓-5.2
3/18 21:00	115.4	↓-5.5
3/18 21:10	109.8	↓-5.6
3/18 21:20	104.1	↓-5.7
3/18 21:30	98.2	↓-5.9
3/18 21:40	92.2	↓-6.0	最大潮位差
3/18 21:50	86.3	↓-5.9
3/18 22:00	80.3	↓-6.0	最大潮位差
3/18 22:10	74.4	↓-5.9
3/18 22:20	68.6	↓-5.8
3/18 22:30	62.9	↓-5.7
3/18 22:40	57.4	↓-5.5
3/18 22:50	52.0	↓-5.4
3/18 23:00	47.0	↓-5.0
3/18 23:10	42.2	↓-4.8
3/18 23:20	37.7	↓-4.5
3/18 23:30	33.5	↓-4.2
3/18 23:40	29.7	↓-3.8
3/18 23:50	26.3	↓-3.4