20 (日)	09:15	03:20	22:02	15:39
	147cm	44cm	147cm	15cm
大潮 出 05:10 入 19:39 出 20:52 入 05:45 潮干狩り ◎ 14:15～17:02

大河内湾（長崎）2027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	103.4	↓-4.4
6/20 00:10	99.0	↓-4.4
6/20 00:20	94.5	↓-4.5
6/20 00:30	90.0	↓-4.5
6/20 00:40	85.6	↓-4.4
6/20 00:50	81.2	↓-4.4
6/20 01:00	76.9	↓-4.3
6/20 01:10	72.8	↓-4.1
6/20 01:20	68.8	↓-4.0
6/20 01:30	65.0	↓-3.8
6/20 01:40	61.5	↓-3.5
6/20 01:50	58.2	↓-3.3
6/20 02:00	55.2	↓-3.0
6/20 02:10	52.5	↓-2.7
6/20 02:20	50.1	↓-2.4
6/20 02:30	48.1	↓-2.0
6/20 02:40	46.4	↓-1.7
6/20 02:50	45.1	↓-1.3
6/20 03:00	44.1	↓-1.0
6/20 03:10	43.6	↓-0.5	干潮
6/20 03:20	43.5	↓-0.1	干潮
6/20 03:30	43.7	↑0.2
6/20 03:40	44.4	↑0.7
6/20 03:50	45.4	↑1.0
6/20 04:00	46.8	↑1.4
6/20 04:10	48.6	↑1.8
6/20 04:20	50.7	↑2.1
6/20 04:30	53.2	↑2.5
6/20 04:40	56.0	↑2.8
6/20 04:50	59.1	↑3.1
6/20 05:00	62.5	↑3.4
6/20 05:10	66.2	↑3.7
6/20 05:20	70.0	↑3.8
6/20 05:30	74.1	↑4.1
6/20 05:40	78.3	↑4.2
6/20 05:50	82.7	↑4.4
6/20 06:00	87.1	↑4.4
6/20 06:10	91.6	↑4.5
6/20 06:20	96.2	↑4.6
6/20 06:30	100.7	↑4.5
6/20 06:40	105.2	↑4.5
6/20 06:50	109.7	↑4.5
6/20 07:00	114.0	↑4.3
6/20 07:10	118.2	↑4.2
6/20 07:20	122.2	↑4.0
6/20 07:30	126.0	↑3.8
6/20 07:40	129.5	↑3.5
6/20 07:50	132.8	↑3.3
6/20 08:00	135.8	↑3.0
6/20 08:10	138.5	↑2.7
6/20 08:20	140.8	↑2.3
6/20 08:30	142.8	↑2.0
6/20 08:40	144.4	↑1.6
6/20 08:50	145.6	↑1.2
6/20 09:00	146.4	↑0.8
6/20 09:10	146.8	↑0.4	満潮
6/20 09:20	146.8	0
6/20 09:30	146.4	↓-0.4
6/20 09:40	145.5	↓-0.9
6/20 09:50	144.2	↓-1.3
6/20 10:00	142.5	↓-1.7
6/20 10:10	140.4	↓-2.1
6/20 10:20	137.9	↓-2.5
6/20 10:30	135.0	↓-2.9
6/20 10:40	131.7	↓-3.3
6/20 10:50	128.2	↓-3.5
6/20 11:00	124.3	↓-3.9
6/20 11:10	120.1	↓-4.2
6/20 11:20	115.6	↓-4.5
6/20 11:30	110.9	↓-4.7
6/20 11:40	106.0	↓-4.9
6/20 11:50	100.9	↓-5.1
6/20 12:00	95.7	↓-5.2
6/20 12:10	90.4	↓-5.3
6/20 12:20	85.0	↓-5.4	最大潮位差
6/20 12:30	79.6	↓-5.4	最大潮位差
6/20 12:40	74.2	↓-5.4	最大潮位差
6/20 12:50	68.8	↓-5.4	最大潮位差
6/20 13:00	63.6	↓-5.2
6/20 13:10	58.4	↓-5.2
6/20 13:20	53.4	↓-5.0
6/20 13:30	48.5	↓-4.9
6/20 13:40	43.9	↓-4.6
6/20 13:50	39.5	↓-4.4
6/20 14:00	35.4	↓-4.1
6/20 14:10	31.7	↓-3.7
6/20 14:20	28.2	↓-3.5
6/20 14:30	25.1	↓-3.1
6/20 14:40	22.4	↓-2.7
6/20 14:50	20.1	↓-2.3
6/20 15:00	18.2	↓-1.9
6/20 15:10	16.7	↓-1.5
6/20 15:20	15.7	↓-1.0
6/20 15:30	15.1	↓-0.6	干潮
6/20 15:40	15.0	↓-0.1
6/20 15:50	15.3	↑0.3
6/20 16:00	16.0	↑0.7
6/20 16:10	17.2	↑1.2
6/20 16:20	18.8	↑1.6
6/20 16:30	20.9	↑2.1
6/20 16:40	23.3	↑2.4
6/20 16:50	26.2	↑2.9
6/20 17:00	29.4	↑3.2
6/20 17:10	33.0	↑3.6
6/20 17:20	36.9	↑3.9
6/20 17:30	41.1	↑4.2
6/20 17:40	45.5	↑4.4
6/20 17:50	50.2	↑4.7
6/20 18:00	55.1	↑4.9
6/20 18:10	60.2	↑5.1
6/20 18:20	65.4	↑5.2
6/20 18:30	70.7	↑5.3
6/20 18:40	76.1	↑5.4	最大潮位差
6/20 18:50	81.5	↑5.4	最大潮位差
6/20 19:00	86.9	↑5.4	最大潮位差
6/20 19:10	92.3	↑5.4	最大潮位差
6/20 19:20	97.5	↑5.2
6/20 19:30	102.7	↑5.2
6/20 19:40	107.7	↑5.0
6/20 19:50	112.5	↑4.8
6/20 20:00	117.1	↑4.6
6/20 20:10	121.5	↑4.4
6/20 20:20	125.5	↑4.0
6/20 20:30	129.3	↑3.8
6/20 20:40	132.8	↑3.5
6/20 20:50	135.9	↑3.1
6/20 21:00	138.6	↑2.7
6/20 21:10	140.9	↑2.3
6/20 21:20	142.9	↑2.0
6/20 21:30	144.4	↑1.5
6/20 21:40	145.5	↑1.1
6/20 21:50	146.2	↑0.7
6/20 22:00	146.5	↑0.3	満潮
6/20 22:10	146.3	↓-0.2
6/20 22:20	145.8	↓-0.5
6/20 22:30	144.8	↓-1.0
6/20 22:40	143.4	↓-1.4
6/20 22:50	141.6	↓-1.8
6/20 23:00	139.5	↓-2.1
6/20 23:10	137.0	↓-2.5
6/20 23:20	134.2	↓-2.8
6/20 23:30	131.0	↓-3.2
6/20 23:40	127.6	↓-3.4
6/20 23:50	123.9	↓-3.7