18 (日)	11:28	05:18	23:51	17:43
	121cm	2cm	108cm	1cm
中潮 出 07:05 入 18:09 出 09:02 入 22:39

大河内湾（長崎）2029年02月18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
2/18 00:00	113.0	↓-1.8
2/18 00:10	110.8	↓-2.2
2/18 00:20	108.3	↓-2.5
2/18 00:30	105.3	↓-3.0
2/18 00:40	102.0	↓-3.3
2/18 00:50	98.4	↓-3.6
2/18 01:00	94.6	↓-3.8
2/18 01:10	90.4	↓-4.2
2/18 01:20	86.0	↓-4.4
2/18 01:30	81.4	↓-4.6
2/18 01:40	76.7	↓-4.7
2/18 01:50	71.8	↓-4.9
2/18 02:00	66.9	↓-4.9
2/18 02:10	61.9	↓-5.0
2/18 02:20	56.8	↓-5.1	最大潮位差
2/18 02:30	51.8	↓-5.0
2/18 02:40	46.9	↓-4.9
2/18 02:50	42.0	↓-4.9
2/18 03:00	37.3	↓-4.7
2/18 03:10	32.7	↓-4.6
2/18 03:20	28.4	↓-4.3
2/18 03:30	24.3	↓-4.1
2/18 03:40	20.4	↓-3.9
2/18 03:50	16.8	↓-3.6
2/18 04:00	13.6	↓-3.2
2/18 04:10	10.6	↓-3.0
2/18 04:20	8.1	↓-2.5
2/18 04:30	5.9	↓-2.2
2/18 04:40	4.1	↓-1.8
2/18 04:50	2.8	↓-1.3
2/18 05:00	1.8	↓-1.0
2/18 05:10	1.3	↓-0.5	干潮
2/18 05:20	1.2	↓-0.1
2/18 05:30	1.6	↑0.4
2/18 05:40	2.3	↑0.7
2/18 05:50	3.5	↑1.2
2/18 06:00	5.2	↑1.7
2/18 06:10	7.2	↑2.0
2/18 06:20	9.6	↑2.4
2/18 06:30	12.3	↑2.7
2/18 06:40	15.5	↑3.2
2/18 06:50	18.9	↑3.4
2/18 07:00	22.7	↑3.8
2/18 07:10	26.7	↑4.0
2/18 07:20	31.0	↑4.3
2/18 07:30	35.5	↑4.5
2/18 07:40	40.1	↑4.6
2/18 07:50	45.0	↑4.9
2/18 08:00	49.9	↑4.9
2/18 08:10	54.9	↑5.0
2/18 08:20	59.9	↑5.0
2/18 08:30	65.0	↑5.1	最大潮位差
2/18 08:40	70.0	↑5.0
2/18 08:50	75.0	↑5.0
2/18 09:00	79.8	↑4.8
2/18 09:10	84.5	↑4.7
2/18 09:20	89.1	↑4.6
2/18 09:30	93.4	↑4.3
2/18 09:40	97.5	↑4.1
2/18 09:50	101.3	↑3.8
2/18 10:00	104.9	↑3.6
2/18 10:10	108.1	↑3.2
2/18 10:20	111.0	↑2.9
2/18 10:30	113.5	↑2.5
2/18 10:40	115.6	↑2.1
2/18 10:50	117.4	↑1.8
2/18 11:00	118.7	↑1.3
2/18 11:10	119.6	↑0.9
2/18 11:20	120.1	↑0.5	満潮
2/18 11:30	120.2	↑0.1
2/18 11:40	119.8	↓-0.4
2/18 11:50	119.0	↓-0.8
2/18 12:00	117.8	↓-1.2
2/18 12:10	116.2	↓-1.6
2/18 12:20	114.2	↓-2.0
2/18 12:30	111.8	↓-2.4
2/18 12:40	109.1	↓-2.7
2/18 12:50	106.0	↓-3.1
2/18 13:00	102.6	↓-3.4
2/18 13:10	98.9	↓-3.7
2/18 13:20	94.9	↓-4.0
2/18 13:30	90.6	↓-4.3
2/18 13:40	86.2	↓-4.4
2/18 13:50	81.6	↓-4.6
2/18 14:00	76.8	↓-4.8
2/18 14:10	71.9	↓-4.9
2/18 14:20	67.0	↓-4.9
2/18 14:30	62.0	↓-5.0
2/18 14:40	57.0	↓-5.0
2/18 14:50	52.0	↓-5.0
2/18 15:00	47.1	↓-4.9
2/18 15:10	42.3	↓-4.8
2/18 15:20	37.6	↓-4.7
2/18 15:30	33.0	↓-4.6
2/18 15:40	28.7	↓-4.3
2/18 15:50	24.6	↓-4.1
2/18 16:00	20.8	↓-3.8
2/18 16:10	17.2	↓-3.6
2/18 16:20	13.9	↓-3.3
2/18 16:30	11.0	↓-2.9
2/18 16:40	8.4	↓-2.6
2/18 16:50	6.1	↓-2.3
2/18 17:00	4.2	↓-1.9
2/18 17:10	2.8	↓-1.4
2/18 17:20	1.7	↓-1.1
2/18 17:30	1.0	↓-0.7
2/18 17:40	0.7	↓-0.3	干潮
2/18 17:50	0.9	↑0.2
2/18 18:00	1.4	↑0.5
2/18 18:10	2.4	↑1.0
2/18 18:20	3.7	↑1.3
2/18 18:30	5.4	↑1.7
2/18 18:40	7.5	↑2.1
2/18 18:50	9.9	↑2.4
2/18 19:00	12.6	↑2.7
2/18 19:10	15.7	↑3.1
2/18 19:20	19.0	↑3.3
2/18 19:30	22.6	↑3.6
2/18 19:40	26.4	↑3.8
2/18 19:50	30.4	↑4.0
2/18 20:00	34.6	↑4.2
2/18 20:10	39.0	↑4.4
2/18 20:20	43.4	↑4.4
2/18 20:30	47.9	↑4.5
2/18 20:40	52.5	↑4.6
2/18 20:50	57.0	↑4.5
2/18 21:00	61.6	↑4.6
2/18 21:10	66.1	↑4.5
2/18 21:20	70.5	↑4.4
2/18 21:30	74.7	↑4.2
2/18 21:40	78.9	↑4.2
2/18 21:50	82.8	↑3.9
2/18 22:00	86.6	↑3.8
2/18 22:10	90.1	↑3.5
2/18 22:20	93.3	↑3.2
2/18 22:30	96.2	↑2.9
2/18 22:40	98.9	↑2.7
2/18 22:50	101.2	↑2.3
2/18 23:00	103.2	↑2.0
2/18 23:10	104.9	↑1.7
2/18 23:20	106.2	↑1.3
2/18 23:30	107.1	↑0.9
2/18 23:40	107.6	↑0.5
2/18 23:50	107.8	↑0.2	満潮