20 (日)	10:24	04:27	23:10	16:47
	146cm	42cm	143cm	20cm
中潮 出 05:10 入 19:39 出 22:33 入 08:02 潮干狩り ○ 15:35～17:57

大河内湾（長崎）2038年06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
6/20 00:00	130.5	↓-3.2
6/20 00:10	127.0	↓-3.5
6/20 00:20	123.3	↓-3.7
6/20 00:30	119.3	↓-4.0
6/20 00:40	115.2	↓-4.1
6/20 00:50	110.8	↓-4.4
6/20 01:00	106.4	↓-4.4
6/20 01:10	101.9	↓-4.5
6/20 01:20	97.3	↓-4.6
6/20 01:30	92.7	↓-4.6
6/20 01:40	88.1	↓-4.6
6/20 01:50	83.6	↓-4.5
6/20 02:00	79.2	↓-4.4
6/20 02:10	74.8	↓-4.4
6/20 02:20	70.7	↓-4.1
6/20 02:30	66.7	↓-4.0
6/20 02:40	62.9	↓-3.8
6/20 02:50	59.3	↓-3.6
6/20 03:00	56.1	↓-3.2
6/20 03:10	53.1	↓-3.0
6/20 03:20	50.4	↓-2.7
6/20 03:30	48.1	↓-2.3
6/20 03:40	46.2	↓-1.9
6/20 03:50	44.5	↓-1.7
6/20 04:00	43.3	↓-1.2
6/20 04:10	42.5	↓-0.8
6/20 04:20	42.0	↓-0.5	干潮
6/20 04:30	42.0	0
6/20 04:40	42.3	↑0.3
6/20 04:50	43.1	↑0.8
6/20 05:00	44.2	↑1.1
6/20 05:10	45.7	↑1.5
6/20 05:20	47.6	↑1.9
6/20 05:30	49.8	↑2.2
6/20 05:40	52.4	↑2.6
6/20 05:50	55.3	↑2.9
6/20 06:00	58.5	↑3.2
6/20 06:10	61.9	↑3.4
6/20 06:20	65.6	↑3.7
6/20 06:30	69.5	↑3.9
6/20 06:40	73.6	↑4.1
6/20 06:50	77.8	↑4.2
6/20 07:00	82.2	↑4.4
6/20 07:10	86.6	↑4.4
6/20 07:20	91.2	↑4.6
6/20 07:30	95.7	↑4.5
6/20 07:40	100.2	↑4.5
6/20 07:50	104.7	↑4.5
6/20 08:00	109.1	↑4.4
6/20 08:10	113.3	↑4.2
6/20 08:20	117.4	↑4.1
6/20 08:30	121.4	↑4.0
6/20 08:40	125.1	↑3.7
6/20 08:50	128.6	↑3.5
6/20 09:00	131.8	↑3.2
6/20 09:10	134.7	↑2.9
6/20 09:20	137.3	↑2.6
6/20 09:30	139.5	↑2.2
6/20 09:40	141.4	↑1.9
6/20 09:50	143.0	↑1.6
6/20 10:00	144.1	↑1.1
6/20 10:10	144.8	↑0.7
6/20 10:20	145.2	↑0.4	満潮
6/20 10:30	145.1	↓-0.1
6/20 10:40	144.6	↓-0.5
6/20 10:50	143.7	↓-0.9
6/20 11:00	142.4	↓-1.3
6/20 11:10	140.7	↓-1.7
6/20 11:20	138.6	↓-2.1
6/20 11:30	136.1	↓-2.5
6/20 11:40	133.3	↓-2.8
6/20 11:50	130.1	↓-3.2
6/20 12:00	126.6	↓-3.5
6/20 12:10	122.8	↓-3.8
6/20 12:20	118.7	↓-4.1
6/20 12:30	114.4	↓-4.3
6/20 12:40	109.9	↓-4.5
6/20 12:50	105.1	↓-4.8
6/20 13:00	100.2	↓-4.9
6/20 13:10	95.2	↓-5.0
6/20 13:20	90.1	↓-5.1
6/20 13:30	85.0	↓-5.1
6/20 13:40	79.8	↓-5.2	最大潮位差
6/20 13:50	74.6	↓-5.2	最大潮位差
6/20 14:00	69.5	↓-5.1
6/20 14:10	64.5	↓-5.0
6/20 14:20	59.6	↓-4.9
6/20 14:30	54.9	↓-4.7
6/20 14:40	50.3	↓-4.6
6/20 14:50	46.0	↓-4.3
6/20 15:00	41.9	↓-4.1
6/20 15:10	38.1	↓-3.8
6/20 15:20	34.5	↓-3.6
6/20 15:30	31.4	↓-3.1
6/20 15:40	28.5	↓-2.9
6/20 15:50	26.0	↓-2.5
6/20 16:00	23.9	↓-2.1
6/20 16:10	22.2	↓-1.7
6/20 16:20	21.0	↓-1.2
6/20 16:30	20.1	↓-0.9
6/20 16:40	19.6	↓-0.5	干潮
6/20 16:50	19.6	0
6/20 17:00	20.0	↑0.4
6/20 17:10	20.8	↑0.8
6/20 17:20	22.1	↑1.3
6/20 17:30	23.7	↑1.6
6/20 17:40	25.8	↑2.1
6/20 17:50	28.2	↑2.4
6/20 18:00	31.0	↑2.8
6/20 18:10	34.1	↑3.1
6/20 18:20	37.6	↑3.5
6/20 18:30	41.3	↑3.7
6/20 18:40	45.3	↑4.0
6/20 18:50	49.6	↑4.3
6/20 19:00	54.1	↑4.5
6/20 19:10	58.7	↑4.6
6/20 19:20	63.5	↑4.8
6/20 19:30	68.5	↑5.0
6/20 19:40	73.5	↑5.0
6/20 19:50	78.5	↑5.0
6/20 20:00	83.6	↑5.1
6/20 20:10	88.6	↑5.0
6/20 20:20	93.6	↑5.0
6/20 20:30	98.6	↑5.0
6/20 20:40	103.3	↑4.7
6/20 20:50	108.0	↑4.7
6/20 21:00	112.4	↑4.4
6/20 21:10	116.7	↑4.3
6/20 21:20	120.7	↑4.0
6/20 21:30	124.4	↑3.7
6/20 21:40	127.8	↑3.4
6/20 21:50	131.0	↑3.2
6/20 22:00	133.8	↑2.8
6/20 22:10	136.2	↑2.4
6/20 22:20	138.3	↑2.1
6/20 22:30	140.0	↑1.7
6/20 22:40	141.3	↑1.3
6/20 22:50	142.3	↑1.0
6/20 23:00	142.8	↑0.5	満潮
6/20 23:10	142.9	↑0.1	満潮
6/20 23:20	142.7	↓-0.2
6/20 23:30	142.1	↓-0.6
6/20 23:40	141.0	↓-1.1
6/20 23:50	139.7	↓-1.3