12 (日)	06:34	00:32	19:08	12:54
	178cm	42cm	174cm	22cm
出 06:20 入 19:01 出 05:22 入 18:14 潮干狩り ○ 11:24～14:23

長山（沖縄）2048年04月12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
4/12 00:00	44.0	↓-1.7
4/12 00:10	42.7	↓-1.3
4/12 00:20	42.0	↓-0.7
4/12 00:30	41.7	↓-0.3	干潮
4/12 00:40	41.9	↑0.2
4/12 00:50	42.6	↑0.7
4/12 01:00	43.8	↑1.2
4/12 01:10	45.5	↑1.7
4/12 01:20	47.6	↑2.1
4/12 01:30	50.2	↑2.6
4/12 01:40	53.2	↑3.0
4/12 01:50	56.7	↑3.5
4/12 02:00	60.5	↑3.8
4/12 02:10	64.7	↑4.2
4/12 02:20	69.3	↑4.6
4/12 02:30	74.1	↑4.8
4/12 02:40	79.2	↑5.1
4/12 02:50	84.5	↑5.3
4/12 03:00	90.1	↑5.6
4/12 03:10	95.8	↑5.7
4/12 03:20	101.6	↑5.8
4/12 03:30	107.4	↑5.8
4/12 03:40	113.3	↑5.9
4/12 03:50	119.2	↑5.9
4/12 04:00	125.0	↑5.8
4/12 04:10	130.6	↑5.6
4/12 04:20	136.2	↑5.6
4/12 04:30	141.5	↑5.3
4/12 04:40	146.6	↑5.1
4/12 04:50	151.4	↑4.8
4/12 05:00	156.0	↑4.6
4/12 05:10	160.1	↑4.1
4/12 05:20	163.9	↑3.8
4/12 05:30	167.3	↑3.4
4/12 05:40	170.2	↑2.9
4/12 05:50	172.7	↑2.5
4/12 06:00	174.6	↑1.9
4/12 06:10	176.1	↑1.5
4/12 06:20	177.1	↑1.0
4/12 06:30	177.5	↑0.4	満潮
4/12 06:40	177.4	↓-0.1
4/12 06:50	176.8	↓-0.6
4/12 07:00	175.7	↓-1.1
4/12 07:10	174.0	↓-1.7
4/12 07:20	171.8	↓-2.2
4/12 07:30	169.1	↓-2.7
4/12 07:40	166.0	↓-3.1
4/12 07:50	162.4	↓-3.6
4/12 08:00	158.3	↓-4.1
4/12 08:10	153.9	↓-4.4
4/12 08:20	149.0	↓-4.9
4/12 08:30	143.9	↓-5.1
4/12 08:40	138.4	↓-5.5
4/12 08:50	132.7	↓-5.7
4/12 09:00	126.7	↓-6.0
4/12 09:10	120.5	↓-6.2
4/12 09:20	114.2	↓-6.3
4/12 09:30	107.9	↓-6.3
4/12 09:40	101.4	↓-6.5	最大潮位差
4/12 09:50	95.0	↓-6.4
4/12 10:00	88.5	↓-6.5	最大潮位差
4/12 10:10	82.2	↓-6.3
4/12 10:20	76.0	↓-6.2
4/12 10:30	69.9	↓-6.1
4/12 10:40	64.0	↓-5.9
4/12 10:50	58.4	↓-5.6
4/12 11:00	53.1	↓-5.3
4/12 11:10	48.1	↓-5.0
4/12 11:20	43.4	↓-4.7
4/12 11:30	39.2	↓-4.2
4/12 11:40	35.3	↓-3.9
4/12 11:50	31.9	↓-3.4
4/12 12:00	28.9	↓-3.0
4/12 12:10	26.5	↓-2.4
4/12 12:20	24.5	↓-2.0
4/12 12:30	23.0	↓-1.5
4/12 12:40	22.1	↓-0.9
4/12 12:50	21.7	↓-0.4	干潮
4/12 13:00	21.8	↑0.1
4/12 13:10	22.5	↑0.7
4/12 13:20	23.7	↑1.2
4/12 13:30	25.4	↑1.7
4/12 13:40	27.6	↑2.2
4/12 13:50	30.3	↑2.7
4/12 14:00	33.4	↑3.1
4/12 14:10	37.1	↑3.7
4/12 14:20	41.1	↑4.0
4/12 14:30	45.6	↑4.5
4/12 14:40	50.4	↑4.8
4/12 14:50	55.5	↑5.1
4/12 15:00	61.0	↑5.5
4/12 15:10	66.7	↑5.7
4/12 15:20	72.6	↑5.9
4/12 15:30	78.7	↑6.1
4/12 15:40	84.9	↑6.2
4/12 15:50	91.2	↑6.3
4/12 16:00	97.6	↑6.4
4/12 16:10	103.9	↑6.3
4/12 16:20	110.2	↑6.3
4/12 16:30	116.5	↑6.3
4/12 16:40	122.5	↑6.0
4/12 16:50	128.4	↑5.9
4/12 17:00	134.1	↑5.7
4/12 17:10	139.5	↑5.4
4/12 17:20	144.7	↑5.2
4/12 17:30	149.4	↑4.7
4/12 17:40	153.8	↑4.4
4/12 17:50	157.9	↑4.1
4/12 18:00	161.4	↑3.5
4/12 18:10	164.6	↑3.2
4/12 18:20	167.2	↑2.6
4/12 18:30	169.4	↑2.2
4/12 18:40	171.1	↑1.7
4/12 18:50	172.2	↑1.1
4/12 19:00	172.9	↑0.7	満潮
4/12 19:10	173.0	↑0.1
4/12 19:20	172.6	↓-0.4
4/12 19:30	171.7	↓-0.9
4/12 19:40	170.3	↓-1.4
4/12 19:50	168.4	↓-1.9
4/12 20:00	166.1	↓-2.3
4/12 20:10	163.3	↓-2.8
4/12 20:20	160.0	↓-3.3
4/12 20:30	156.4	↓-3.6
4/12 20:40	152.4	↓-4.0
4/12 20:50	148.1	↓-4.3
4/12 21:00	143.5	↓-4.6
4/12 21:10	138.6	↓-4.9
4/12 21:20	133.5	↓-5.1
4/12 21:30	128.3	↓-5.2
4/12 21:40	122.9	↓-5.4
4/12 21:50	117.3	↓-5.6
4/12 22:00	111.8	↓-5.5
4/12 22:10	106.2	↓-5.6
4/12 22:20	100.7	↓-5.5
4/12 22:30	95.2	↓-5.5
4/12 22:40	89.9	↓-5.3
4/12 22:50	84.7	↓-5.2
4/12 23:00	79.7	↓-5.0
4/12 23:10	74.9	↓-4.8
4/12 23:20	70.4	↓-4.5
4/12 23:30	66.3	↓-4.1
4/12 23:40	62.4	↓-3.9
4/12 23:50	58.9	↓-3.5