12 (水)	08:26	02:30	21:36	15:08
	189cm	59cm	160cm	4cm
中潮 出 06:20 入 19:01 出 22:12 入 08:01 潮干狩り ◎ 13:07～17:12

長山（沖縄）2028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	104.7	↓-5.2
4/12 00:10	99.6	↓-5.1
4/12 00:20	94.6	↓-5.0
4/12 00:30	89.9	↓-4.7
4/12 00:40	85.3	↓-4.6
4/12 00:50	81.0	↓-4.3
4/12 01:00	77.0	↓-4.0
4/12 01:10	73.3	↓-3.7
4/12 01:20	70.0	↓-3.3
4/12 01:30	67.0	↓-3.0
4/12 01:40	64.5	↓-2.5
4/12 01:50	62.4	↓-2.1
4/12 02:00	60.8	↓-1.6
4/12 02:10	59.6	↓-1.2
4/12 02:20	58.9	↓-0.7	干潮
4/12 02:30	58.7	↓-0.2	干潮
4/12 02:40	59.0	↑0.3
4/12 02:50	59.7	↑0.7
4/12 03:00	61.0	↑1.3
4/12 03:10	62.7	↑1.7
4/12 03:20	64.9	↑2.2
4/12 03:30	67.5	↑2.6
4/12 03:40	70.6	↑3.1
4/12 03:50	74.0	↑3.4
4/12 04:00	77.9	↑3.9
4/12 04:10	82.1	↑4.2
4/12 04:20	86.6	↑4.5
4/12 04:30	91.5	↑4.9
4/12 04:40	96.5	↑5.0
4/12 04:50	101.8	↑5.3
4/12 05:00	107.3	↑5.5
4/12 05:10	112.9	↑5.6
4/12 05:20	118.6	↑5.7
4/12 05:30	124.3	↑5.7
4/12 05:40	130.0	↑5.7
4/12 05:50	135.7	↑5.7
4/12 06:00	141.3	↑5.6
4/12 06:10	146.8	↑5.5
4/12 06:20	152.1	↑5.3
4/12 06:30	157.2	↑5.1
4/12 06:40	162.0	↑4.8
4/12 06:50	166.5	↑4.5
4/12 07:00	170.7	↑4.2
4/12 07:10	174.6	↑3.9
4/12 07:20	178.0	↑3.4
4/12 07:30	181.0	↑3.0
4/12 07:40	183.6	↑2.6
4/12 07:50	185.7	↑2.1
4/12 08:00	187.3	↑1.6
4/12 08:10	188.3	↑1.0
4/12 08:20	188.9	↑0.6	満潮
4/12 08:30	188.9	0
4/12 08:40	188.3	↓-0.6
4/12 08:50	187.3	↓-1.0
4/12 09:00	185.7	↓-1.6
4/12 09:10	183.5	↓-2.2
4/12 09:20	180.8	↓-2.7
4/12 09:30	177.6	↓-3.2
4/12 09:40	174.0	↓-3.6
4/12 09:50	169.8	↓-4.2
4/12 10:00	165.2	↓-4.6
4/12 10:10	160.1	↓-5.1
4/12 10:20	154.7	↓-5.4
4/12 10:30	148.9	↓-5.8
4/12 10:40	142.8	↓-6.1
4/12 10:50	136.4	↓-6.4
4/12 11:00	129.7	↓-6.7
4/12 11:10	122.8	↓-6.9
4/12 11:20	115.8	↓-7.0
4/12 11:30	108.6	↓-7.2
4/12 11:40	101.3	↓-7.3	最大潮位差
4/12 11:50	94.1	↓-7.2
4/12 12:00	86.8	↓-7.3	最大潮位差
4/12 12:10	79.6	↓-7.2
4/12 12:20	72.5	↓-7.1
4/12 12:30	65.5	↓-7.0
4/12 12:40	58.8	↓-6.7
4/12 12:50	52.2	↓-6.6
4/12 13:00	46.0	↓-6.2
4/12 13:10	40.0	↓-6.0
4/12 13:20	34.4	↓-5.6
4/12 13:30	29.2	↓-5.2
4/12 13:40	24.4	↓-4.8
4/12 13:50	20.1	↓-4.3
4/12 14:00	16.2	↓-3.9
4/12 14:10	12.9	↓-3.3
4/12 14:20	10.0	↓-2.9
4/12 14:30	7.7	↓-2.3
4/12 14:40	5.9	↓-1.8
4/12 14:50	4.7	↓-1.2
4/12 15:00	4.0	↓-0.7	干潮
4/12 15:10	3.9	↓-0.1
4/12 15:20	4.3	↑0.4
4/12 15:30	5.3	↑1.0
4/12 15:40	6.8	↑1.5
4/12 15:50	8.9	↑2.1
4/12 16:00	11.4	↑2.5
4/12 16:10	14.5	↑3.1
4/12 16:20	18.0	↑3.5
4/12 16:30	21.9	↑3.9
4/12 16:40	26.2	↑4.3
4/12 16:50	30.9	↑4.7
4/12 17:00	36.0	↑5.1
4/12 17:10	41.3	↑5.3
4/12 17:20	47.0	↑5.7
4/12 17:30	52.8	↑5.8
4/12 17:40	58.8	↑6.0
4/12 17:50	65.0	↑6.2
4/12 18:00	71.2	↑6.2
4/12 18:10	77.5	↑6.3
4/12 18:20	83.9	↑6.4
4/12 18:30	90.1	↑6.2
4/12 18:40	96.4	↑6.3
4/12 18:50	102.5	↑6.1
4/12 19:00	108.4	↑5.9
4/12 19:10	114.2	↑5.8
4/12 19:20	119.7	↑5.5
4/12 19:30	125.0	↑5.3
4/12 19:40	130.0	↑5.0
4/12 19:50	134.7	↑4.7
4/12 20:00	139.0	↑4.3
4/12 20:10	142.9	↑3.9
4/12 20:20	146.5	↑3.6
4/12 20:30	149.6	↑3.1
4/12 20:40	152.3	↑2.7
4/12 20:50	154.6	↑2.3
4/12 21:00	156.4	↑1.8
4/12 21:10	157.8	↑1.4
4/12 21:20	158.7	↑0.9
4/12 21:30	159.1	↑0.4	満潮
4/12 21:40	159.1	0
4/12 21:50	158.7	↓-0.4
4/12 22:00	157.8	↓-0.9
4/12 22:10	156.5	↓-1.3
4/12 22:20	154.9	↓-1.6
4/12 22:30	152.8	↓-2.1
4/12 22:40	150.4	↓-2.4
4/12 22:50	147.7	↓-2.7
4/12 23:00	144.7	↓-3.0
4/12 23:10	141.4	↓-3.3
4/12 23:20	137.8	↓-3.6
4/12 23:30	134.1	↓-3.7
4/12 23:40	130.2	↓-3.9
4/12 23:50	126.1	↓-4.1