20 (月)	11:18	05:06	23:18	17:14
	147cm	30cm	149cm	49cm
中潮 出 06:09 入 18:24 出 20:27 入 10:10

大河内湾（長崎）2027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	146.4	↓-2.9
9/20 00:10	143.1	↓-3.3
9/20 00:20	139.5	↓-3.6
9/20 00:30	135.6	↓-3.9
9/20 00:40	131.4	↓-4.2
9/20 00:50	126.9	↓-4.5
9/20 01:00	122.2	↓-4.7
9/20 01:10	117.3	↓-4.9
9/20 01:20	112.2	↓-5.1
9/20 01:30	107.0	↓-5.2
9/20 01:40	101.7	↓-5.3
9/20 01:50	96.4	↓-5.3
9/20 02:00	91.0	↓-5.4	最大潮位差
9/20 02:10	85.6	↓-5.4	最大潮位差
9/20 02:20	80.4	↓-5.2
9/20 02:30	75.2	↓-5.2
9/20 02:40	70.1	↓-5.1
9/20 02:50	65.2	↓-4.9
9/20 03:00	60.5	↓-4.7
9/20 03:10	56.0	↓-4.5
9/20 03:20	51.8	↓-4.2
9/20 03:30	47.9	↓-3.9
9/20 03:40	44.3	↓-3.6
9/20 03:50	41.0	↓-3.3
9/20 04:00	38.1	↓-2.9
9/20 04:10	35.6	↓-2.5
9/20 04:20	33.5	↓-2.1
9/20 04:30	31.7	↓-1.8
9/20 04:40	30.5	↓-1.2
9/20 04:50	29.6	↓-0.9
9/20 05:00	29.2	↓-0.4	干潮
9/20 05:10	29.2	0
9/20 05:20	29.6	↑0.4
9/20 05:30	30.5	↑0.9
9/20 05:40	31.8	↑1.3
9/20 05:50	33.5	↑1.7
9/20 06:00	35.6	↑2.1
9/20 06:10	38.1	↑2.5
9/20 06:20	40.9	↑2.8
9/20 06:30	44.1	↑3.2
9/20 06:40	47.6	↑3.5
9/20 06:50	51.4	↑3.8
9/20 07:00	55.4	↑4.0
9/20 07:10	59.7	↑4.3
9/20 07:20	64.2	↑4.5
9/20 07:30	68.8	↑4.6
9/20 07:40	73.6	↑4.8
9/20 07:50	78.5	↑4.9
9/20 08:00	83.4	↑4.9
9/20 08:10	88.3	↑4.9
9/20 08:20	93.3	↑5.0
9/20 08:30	98.2	↑4.9
9/20 08:40	103.0	↑4.8
9/20 08:50	107.7	↑4.7
9/20 09:00	112.3	↑4.6
9/20 09:10	116.7	↑4.4
9/20 09:20	120.9	↑4.2
9/20 09:30	124.8	↑3.9
9/20 09:40	128.5	↑3.7
9/20 09:50	131.9	↑3.4
9/20 10:00	135.0	↑3.1
9/20 10:10	137.7	↑2.7
9/20 10:20	140.1	↑2.4
9/20 10:30	142.2	↑2.1
9/20 10:40	143.8	↑1.6
9/20 10:50	145.1	↑1.3
9/20 11:00	146.0	↑0.9
9/20 11:10	146.5	↑0.5	満潮
9/20 11:20	146.5	0
9/20 11:30	146.2	↓-0.3
9/20 11:40	145.5	↓-0.7
9/20 11:50	144.4	↓-1.1
9/20 12:00	143.0	↓-1.4
9/20 12:10	141.2	↓-1.8
9/20 12:20	139.0	↓-2.2
9/20 12:30	136.5	↓-2.5
9/20 12:40	133.8	↓-2.7
9/20 12:50	130.7	↓-3.1
9/20 13:00	127.4	↓-3.3
9/20 13:10	123.8	↓-3.6
9/20 13:20	120.1	↓-3.7
9/20 13:30	116.2	↓-3.9
9/20 13:40	112.1	↓-4.1
9/20 13:50	107.9	↓-4.2
9/20 14:00	103.7	↓-4.2
9/20 14:10	99.4	↓-4.3
9/20 14:20	95.1	↓-4.3
9/20 14:30	90.8	↓-4.3
9/20 14:40	86.6	↓-4.2
9/20 14:50	82.5	↓-4.1
9/20 15:00	78.5	↓-4.0
9/20 15:10	74.6	↓-3.9
9/20 15:20	70.9	↓-3.7
9/20 15:30	67.5	↓-3.4
9/20 15:40	64.2	↓-3.3
9/20 15:50	61.2	↓-3.0
9/20 16:00	58.5	↓-2.7
9/20 16:10	56.1	↓-2.4
9/20 16:20	54.1	↓-2.0
9/20 16:30	52.3	↓-1.8
9/20 16:40	50.9	↓-1.4
9/20 16:50	49.9	↓-1.0
9/20 17:00	49.2	↓-0.7
9/20 17:10	48.9	↓-0.3	干潮
9/20 17:20	49.0	↑0.1
9/20 17:30	49.4	↑0.4
9/20 17:40	50.2	↑0.8
9/20 17:50	51.4	↑1.2
9/20 18:00	52.9	↑1.5
9/20 18:10	54.7	↑1.8
9/20 18:20	56.9	↑2.2
9/20 18:30	59.4	↑2.5
9/20 18:40	62.2	↑2.8
9/20 18:50	65.3	↑3.1
9/20 19:00	68.6	↑3.3
9/20 19:10	72.1	↑3.5
9/20 19:20	75.9	↑3.8
9/20 19:30	79.8	↑3.9
9/20 19:40	83.8	↑4.0
9/20 19:50	88.0	↑4.2
9/20 20:00	92.2	↑4.2
9/20 20:10	96.5	↑4.3
9/20 20:20	100.8	↑4.3
9/20 20:30	105.0	↑4.2
9/20 20:40	109.3	↑4.3
9/20 20:50	113.4	↑4.1
9/20 21:00	117.5	↑4.1
9/20 21:10	121.4	↑3.9
9/20 21:20	125.1	↑3.7
9/20 21:30	128.7	↑3.6
9/20 21:40	132.0	↑3.3
9/20 21:50	135.1	↑3.1
9/20 22:00	137.9	↑2.8
9/20 22:10	140.4	↑2.5
9/20 22:20	142.6	↑2.2
9/20 22:30	144.5	↑1.9
9/20 22:40	146.0	↑1.5
9/20 22:50	147.2	↑1.2
9/20 23:00	148.0	↑0.8
9/20 23:10	148.5	↑0.5	満潮
9/20 23:20	148.6	↑0.1
9/20 23:30	148.3	↓-0.3
9/20 23:40	147.6	↓-0.7
9/20 23:50	146.6	↓-1.0