20 (水)	09:36	03:27	21:45	15:40
	166cm	19cm	168cm	26cm
大潮 出 06:09 入 18:23 出 07:41 入 18:57 潮干狩り ○ 14:57～16:21

大河内湾（長崎）2028年09月20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
9/20 00:00	106.7	↓-6.2
9/20 00:10	100.4	↓-6.3	最大潮位差
9/20 00:20	94.1	↓-6.3	最大潮位差
9/20 00:30	87.8	↓-6.3	最大潮位差
9/20 00:40	81.5	↓-6.3	最大潮位差
9/20 00:50	75.2	↓-6.3	最大潮位差
9/20 01:00	69.1	↓-6.1
9/20 01:10	63.2	↓-5.9
9/20 01:20	57.5	↓-5.7
9/20 01:30	52.1	↓-5.4
9/20 01:40	47.0	↓-5.1
9/20 01:50	42.1	↓-4.9
9/20 02:00	37.7	↓-4.4
9/20 02:10	33.7	↓-4.0
9/20 02:20	30.1	↓-3.6
9/20 02:30	26.9	↓-3.2
9/20 02:40	24.2	↓-2.7
9/20 02:50	22.1	↓-2.1
9/20 03:00	20.4	↓-1.7
9/20 03:10	19.3	↓-1.1
9/20 03:20	18.6	↓-0.7	干潮
9/20 03:30	18.6	0
9/20 03:40	19.0	↑0.4
9/20 03:50	20.1	↑1.1
9/20 04:00	21.6	↑1.5
9/20 04:10	23.6	↑2.0
9/20 04:20	26.2	↑2.6
9/20 04:30	29.2	↑3.0
9/20 04:40	32.7	↑3.5
9/20 04:50	36.6	↑3.9
9/20 05:00	40.9	↑4.3
9/20 05:10	45.6	↑4.7
9/20 05:20	50.7	↑5.1
9/20 05:30	56.0	↑5.3
9/20 05:40	61.6	↑5.6
9/20 05:50	67.4	↑5.8
9/20 06:00	73.4	↑6.0
9/20 06:10	79.5	↑6.1
9/20 06:20	85.8	↑6.3	最大潮位差
9/20 06:30	92.0	↑6.2
9/20 06:40	98.3	↑6.3	最大潮位差
9/20 06:50	104.6	↑6.3	最大潮位差
9/20 07:00	110.7	↑6.1
9/20 07:10	116.7	↑6.0
9/20 07:20	122.5	↑5.8
9/20 07:30	128.1	↑5.6
9/20 07:40	133.5	↑5.4
9/20 07:50	138.5	↑5.0
9/20 08:00	143.2	↑4.7
9/20 08:10	147.6	↑4.4
9/20 08:20	151.5	↑3.9
9/20 08:30	155.0	↑3.5
9/20 08:40	158.1	↑3.1
9/20 08:50	160.7	↑2.6
9/20 09:00	162.7	↑2.0
9/20 09:10	164.3	↑1.6
9/20 09:20	165.4	↑1.1
9/20 09:30	165.9	↑0.5	満潮
9/20 09:40	165.9	0
9/20 09:50	165.4	↓-0.5
9/20 10:00	164.4	↓-1.0
9/20 10:10	162.8	↓-1.6
9/20 10:20	160.7	↓-2.1
9/20 10:30	158.2	↓-2.5
9/20 10:40	155.2	↓-3.0
9/20 10:50	151.7	↓-3.5
9/20 11:00	147.8	↓-3.9
9/20 11:10	143.5	↓-4.3
9/20 11:20	138.9	↓-4.6
9/20 11:30	134.0	↓-4.9
9/20 11:40	128.7	↓-5.3
9/20 11:50	123.3	↓-5.4
9/20 12:00	117.6	↓-5.7
9/20 12:10	111.7	↓-5.9
9/20 12:20	105.8	↓-5.9
9/20 12:30	99.7	↓-6.1
9/20 12:40	93.6	↓-6.1
9/20 12:50	87.6	↓-6.0
9/20 13:00	81.6	↓-6.0
9/20 13:10	75.7	↓-5.9
9/20 13:20	70.0	↓-5.7
9/20 13:30	64.4	↓-5.6
9/20 13:40	59.1	↓-5.3
9/20 13:50	54.1	↓-5.0
9/20 14:00	49.3	↓-4.8
9/20 14:10	45.0	↓-4.3
9/20 14:20	40.9	↓-4.1
9/20 14:30	37.3	↓-3.6
9/20 14:40	34.2	↓-3.1
9/20 14:50	31.5	↓-2.7
9/20 15:00	29.2	↓-2.3
9/20 15:10	27.5	↓-1.7
9/20 15:20	26.3	↓-1.2
9/20 15:30	25.5	↓-0.8	干潮
9/20 15:40	25.3	↓-0.2	干潮
9/20 15:50	25.7	↑0.4
9/20 16:00	26.5	↑0.8
9/20 16:10	27.9	↑1.4
9/20 16:20	29.8	↑1.9
9/20 16:30	32.1	↑2.3
9/20 16:40	35.0	↑2.9
9/20 16:50	38.3	↑3.3
9/20 17:00	42.0	↑3.7
9/20 17:10	46.1	↑4.1
9/20 17:20	50.6	↑4.5
9/20 17:30	55.4	↑4.8
9/20 17:40	60.6	↑5.2
9/20 17:50	66.0	↑5.4
9/20 18:00	71.6	↑5.6
9/20 18:10	77.4	↑5.8
9/20 18:20	83.4	↑6.0
9/20 18:30	89.4	↑6.0
9/20 18:40	95.5	↑6.1
9/20 18:50	101.6	↑6.1
9/20 19:00	107.7	↑6.1
9/20 19:10	113.7	↑6.0
9/20 19:20	119.6	↑5.9
9/20 19:30	125.3	↑5.7
9/20 19:40	130.7	↑5.4
9/20 19:50	136.0	↑5.3
9/20 20:00	140.9	↑4.9
9/20 20:10	145.5	↑4.6
9/20 20:20	149.8	↑4.3
9/20 20:30	153.6	↑3.8
9/20 20:40	157.1	↑3.5
9/20 20:50	160.0	↑2.9
9/20 21:00	162.6	↑2.6
9/20 21:10	164.6	↑2.0
9/20 21:20	166.1	↑1.5
9/20 21:30	167.1	↑1.0
9/20 21:40	167.6	↑0.5	満潮
9/20 21:50	167.5	↓-0.1
9/20 22:00	166.9	↓-0.6
9/20 22:10	165.8	↓-1.1
9/20 22:20	164.2	↓-1.6
9/20 22:30	162.1	↓-2.1
9/20 22:40	159.4	↓-2.7
9/20 22:50	156.3	↓-3.1
9/20 23:00	152.8	↓-3.5
9/20 23:10	148.8	↓-4.0
9/20 23:20	144.4	↓-4.4
9/20 23:30	139.6	↓-4.8
9/20 23:40	134.6	↓-5.0
9/20 23:50	129.2	↓-5.4