9 (日)	06:51	00:51	19:29	13:09
	186cm	31cm	189cm	5cm
大潮 出 06:23 入 18:59 出 18:57 入 05:46 潮干狩り ◎ 11:15～15:01

長山（沖縄）2028年04月9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
4/9 00:00	37.3	↓-3.1
4/9 00:10	34.7	↓-2.6
4/9 00:20	32.7	↓-2.0
4/9 00:30	31.2	↓-1.5
4/9 00:40	30.3	↓-0.9
4/9 00:50	30.0	↓-0.3	干潮
4/9 01:00	30.3	↑0.3
4/9 01:10	31.2	↑0.9
4/9 01:20	32.6	↑1.4
4/9 01:30	34.6	↑2.0
4/9 01:40	37.1	↑2.5
4/9 01:50	40.2	↑3.1
4/9 02:00	43.7	↑3.5
4/9 02:10	47.8	↑4.1
4/9 02:20	52.3	↑4.5
4/9 02:30	57.2	↑4.9
4/9 02:40	62.5	↑5.3
4/9 02:50	68.1	↑5.6
4/9 03:00	74.1	↑6.0
4/9 03:10	80.3	↑6.2
4/9 03:20	86.7	↑6.4
4/9 03:30	93.3	↑6.6
4/9 03:40	100.0	↑6.7
4/9 03:50	106.7	↑6.7
4/9 04:00	113.5	↑6.8
4/9 04:10	120.3	↑6.8
4/9 04:20	126.9	↑6.6
4/9 04:30	133.4	↑6.5
4/9 04:40	139.7	↑6.3
4/9 04:50	145.8	↑6.1
4/9 05:00	151.6	↑5.8
4/9 05:10	157.1	↑5.5
4/9 05:20	162.2	↑5.1
4/9 05:30	166.8	↑4.6
4/9 05:40	171.1	↑4.3
4/9 05:50	174.8	↑3.7
4/9 06:00	178.0	↑3.2
4/9 06:10	180.7	↑2.7
4/9 06:20	182.8	↑2.1
4/9 06:30	184.3	↑1.5
4/9 06:40	185.3	↑1.0
4/9 06:50	185.6	↑0.3	満潮
4/9 07:00	185.3	↓-0.3
4/9 07:10	184.4	↓-0.9
4/9 07:20	182.9	↓-1.5
4/9 07:30	180.8	↓-2.1
4/9 07:40	178.0	↓-2.8
4/9 07:50	174.8	↓-3.2
4/9 08:00	170.9	↓-3.9
4/9 08:10	166.6	↓-4.3
4/9 08:20	161.7	↓-4.9
4/9 08:30	156.4	↓-5.3
4/9 08:40	150.7	↓-5.7
4/9 08:50	144.5	↓-6.2
4/9 09:00	138.1	↓-6.4
4/9 09:10	131.3	↓-6.8
4/9 09:20	124.3	↓-7.0
4/9 09:30	117.0	↓-7.3
4/9 09:40	109.7	↓-7.3
4/9 09:50	102.2	↓-7.5
4/9 10:00	94.6	↓-7.6
4/9 10:10	87.1	↓-7.5
4/9 10:20	79.6	↓-7.5
4/9 10:30	72.3	↓-7.3
4/9 10:40	65.1	↓-7.2
4/9 10:50	58.0	↓-7.1
4/9 11:00	51.3	↓-6.7
4/9 11:10	44.9	↓-6.4
4/9 11:20	38.8	↓-6.1
4/9 11:30	33.1	↓-5.7
4/9 11:40	27.8	↓-5.3
4/9 11:50	23.0	↓-4.8
4/9 12:00	18.7	↓-4.3
4/9 12:10	14.9	↓-3.8
4/9 12:20	11.7	↓-3.2
4/9 12:30	9.0	↓-2.7
4/9 12:40	7.0	↓-2.0
4/9 12:50	5.5	↓-1.5
4/9 13:00	4.7	↓-0.8	干潮
4/9 13:10	4.5	↓-0.2
4/9 13:20	5.0	↑0.5
4/9 13:30	6.1	↑1.1
4/9 13:40	7.8	↑1.7
4/9 13:50	10.1	↑2.3
4/9 14:00	13.0	↑2.9
4/9 14:10	16.5	↑3.5
4/9 14:20	20.5	↑4.0
4/9 14:30	25.0	↑4.5
4/9 14:40	30.1	↑5.1
4/9 14:50	35.6	↑5.5
4/9 15:00	41.5	↑5.9
4/9 15:10	47.8	↑6.3
4/9 15:20	54.5	↑6.7
4/9 15:30	61.4	↑6.9
4/9 15:40	68.6	↑7.2
4/9 15:50	76.0	↑7.4
4/9 16:00	83.5	↑7.5
4/9 16:10	91.1	↑7.6
4/9 16:20	98.7	↑7.6
4/9 16:30	106.4	↑7.7	最大潮位差
4/9 16:40	113.9	↑7.5
4/9 16:50	121.4	↑7.5
4/9 17:00	128.6	↑7.2
4/9 17:10	135.7	↑7.1
4/9 17:20	142.5	↑6.8
4/9 17:30	148.9	↑6.4
4/9 17:40	155.0	↑6.1
4/9 17:50	160.7	↑5.7
4/9 18:00	166.0	↑5.3
4/9 18:10	170.8	↑4.8
4/9 18:20	175.1	↑4.3
4/9 18:30	178.8	↑3.7
4/9 18:40	182.0	↑3.2
4/9 18:50	184.6	↑2.6
4/9 19:00	186.6	↑2.0
4/9 19:10	188.0	↑1.4
4/9 19:20	188.8	↑0.8	満潮
4/9 19:30	189.0	↑0.2
4/9 19:40	188.5	↓-0.5
4/9 19:50	187.5	↓-1.0
4/9 20:00	185.9	↓-1.6
4/9 20:10	183.7	↓-2.2
4/9 20:20	180.9	↓-2.8
4/9 20:30	177.6	↓-3.3
4/9 20:40	173.8	↓-3.8
4/9 20:50	169.6	↓-4.2
4/9 21:00	164.9	↓-4.7
4/9 21:10	159.8	↓-5.1
4/9 21:20	154.3	↓-5.5
4/9 21:30	148.5	↓-5.8
4/9 21:40	142.5	↓-6.0
4/9 21:50	136.2	↓-6.3
4/9 22:00	129.8	↓-6.4
4/9 22:10	123.3	↓-6.5
4/9 22:20	116.6	↓-6.7
4/9 22:30	110.0	↓-6.6
4/9 22:40	103.4	↓-6.6
4/9 22:50	96.8	↓-6.6
4/9 23:00	90.4	↓-6.4
4/9 23:10	84.2	↓-6.2
4/9 23:20	78.2	↓-6.0
4/9 23:30	72.5	↓-5.7
4/9 23:40	67.1	↓-5.4
4/9 23:50	62.0	↓-5.1