9 (金)	11:20	05:17	23:59	17:41
	120cm	20cm	110cm	10cm
中潮 出 06:00 入 18:50 出 08:42 入 22:56

大河内湾（長崎）2038年04月9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
4/9 00:00	116.4	↓-1.4
4/9 00:10	114.6	↓-1.8
4/9 00:20	112.4	↓-2.2
4/9 00:30	109.9	↓-2.5
4/9 00:40	107.1	↓-2.8
4/9 00:50	104.0	↓-3.1
4/9 01:00	100.6	↓-3.4
4/9 01:10	97.0	↓-3.6
4/9 01:20	93.2	↓-3.8
4/9 01:30	89.2	↓-4.0
4/9 01:40	85.0	↓-4.2
4/9 01:50	80.8	↓-4.2
4/9 02:00	76.4	↓-4.4
4/9 02:10	72.0	↓-4.4
4/9 02:20	67.6	↓-4.4
4/9 02:30	63.3	↓-4.3
4/9 02:40	58.9	↓-4.4
4/9 02:50	54.7	↓-4.2
4/9 03:00	50.5	↓-4.2
4/9 03:10	46.5	↓-4.0
4/9 03:20	42.7	↓-3.8
4/9 03:30	39.1	↓-3.6
4/9 03:40	35.7	↓-3.4
4/9 03:50	32.6	↓-3.1
4/9 04:00	29.8	↓-2.8
4/9 04:10	27.3	↓-2.5
4/9 04:20	25.0	↓-2.3
4/9 04:30	23.2	↓-1.8
4/9 04:40	21.6	↓-1.6
4/9 04:50	20.5	↓-1.1
4/9 05:00	19.7	↓-0.8
4/9 05:10	19.3	↓-0.4	干潮
4/9 05:20	19.2	↓-0.1
4/9 05:30	19.5	↑0.3
4/9 05:40	20.3	↑0.8
4/9 05:50	21.3	↑1.0
4/9 06:00	22.8	↑1.5
4/9 06:10	24.6	↑1.8
4/9 06:20	26.7	↑2.1
4/9 06:30	29.1	↑2.4
4/9 06:40	31.9	↑2.8
4/9 06:50	34.9	↑3.0
4/9 07:00	38.2	↑3.3
4/9 07:10	41.7	↑3.5
4/9 07:20	45.4	↑3.7
4/9 07:30	49.3	↑3.9
4/9 07:40	53.3	↑4.0
4/9 07:50	57.5	↑4.2
4/9 08:00	61.8	↑4.3
4/9 08:10	66.1	↑4.3
4/9 08:20	70.4	↑4.3
4/9 08:30	74.7	↑4.3
4/9 08:40	79.0	↑4.3
4/9 08:50	83.2	↑4.2
4/9 09:00	87.3	↑4.1
4/9 09:10	91.3	↑4.0
4/9 09:20	95.1	↑3.8
4/9 09:30	98.7	↑3.6
4/9 09:40	102.1	↑3.4
4/9 09:50	105.3	↑3.2
4/9 10:00	108.2	↑2.9
4/9 10:10	110.8	↑2.6
4/9 10:20	113.1	↑2.3
4/9 10:30	115.1	↑2.0
4/9 10:40	116.7	↑1.6
4/9 10:50	117.9	↑1.2
4/9 11:00	118.9	↑1.0
4/9 11:10	119.4	↑0.5	満潮
4/9 11:20	119.6	↑0.2	満潮
4/9 11:30	119.3	↓-0.3
4/9 11:40	118.7	↓-0.6
4/9 11:50	117.8	↓-0.9
4/9 12:00	116.5	↓-1.3
4/9 12:10	114.8	↓-1.7
4/9 12:20	112.7	↓-2.1
4/9 12:30	110.4	↓-2.3
4/9 12:40	107.7	↓-2.7
4/9 12:50	104.7	↓-3.0
4/9 13:00	101.5	↓-3.2
4/9 13:10	98.0	↓-3.5
4/9 13:20	94.2	↓-3.8
4/9 13:30	90.3	↓-3.9
4/9 13:40	86.2	↓-4.1
4/9 13:50	81.9	↓-4.3
4/9 14:00	77.5	↓-4.4
4/9 14:10	73.0	↓-4.5
4/9 14:20	68.5	↓-4.5
4/9 14:30	63.9	↓-4.6	最大潮位差
4/9 14:40	59.4	↓-4.5
4/9 14:50	54.9	↓-4.5
4/9 15:00	50.4	↓-4.5
4/9 15:10	46.0	↓-4.4
4/9 15:20	41.8	↓-4.2
4/9 15:30	37.7	↓-4.1
4/9 15:40	33.9	↓-3.8
4/9 15:50	30.2	↓-3.7
4/9 16:00	26.7	↓-3.5
4/9 16:10	23.5	↓-3.2
4/9 16:20	20.6	↓-2.9
4/9 16:30	18.0	↓-2.6
4/9 16:40	15.7	↓-2.3
4/9 16:50	13.7	↓-2.0
4/9 17:00	12.1	↓-1.6
4/9 17:10	10.8	↓-1.3
4/9 17:20	9.9	↓-0.9
4/9 17:30	9.4	↓-0.5
4/9 17:40	9.2	↓-0.2	干潮
4/9 17:50	9.3	↑0.1
4/9 18:00	9.9	↑0.6
4/9 18:10	10.8	↑0.9
4/9 18:20	12.0	↑1.2
4/9 18:30	13.6	↑1.6
4/9 18:40	15.5	↑1.9
4/9 18:50	17.7	↑2.2
4/9 19:00	20.2	↑2.5
4/9 19:10	23.0	↑2.8
4/9 19:20	26.0	↑3.0
4/9 19:30	29.3	↑3.3
4/9 19:40	32.7	↑3.4
4/9 19:50	36.4	↑3.7
4/9 20:00	40.2	↑3.8
4/9 20:10	44.1	↑3.9
4/9 20:20	48.2	↑4.1
4/9 20:30	52.3	↑4.1
4/9 20:40	56.5	↑4.2
4/9 20:50	60.6	↑4.1
4/9 21:00	64.8	↑4.2
4/9 21:10	68.9	↑4.1
4/9 21:20	72.9	↑4.0
4/9 21:30	76.8	↑3.9
4/9 21:40	80.6	↑3.8
4/9 21:50	84.3	↑3.7
4/9 22:00	87.8	↑3.5
4/9 22:10	91.0	↑3.2
4/9 22:20	94.1	↑3.1
4/9 22:30	96.9	↑2.8
4/9 22:40	99.5	↑2.6
4/9 22:50	101.7	↑2.2
4/9 23:00	103.7	↑2.0
4/9 23:10	105.4	↑1.7
4/9 23:20	106.8	↑1.4
4/9 23:30	107.8	↑1.0
4/9 23:40	108.6	↑0.8
4/9 23:50	109.0	↑0.4	満潮