19 (土)	03:19	08:58	15:19	22:40
	74cm	51cm	81cm	32cm
小潮 出 07:05 入 18:10 出 02:50 入 12:27

大河内湾（長崎）2028年02月19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
2/19 00:00	53.5	↑1.7
2/19 00:10	55.2	↑1.7
2/19 00:20	56.8	↑1.6
2/19 00:30	58.4	↑1.6
2/19 00:40	60.0	↑1.6
2/19 00:50	61.5	↑1.5
2/19 01:00	63.0	↑1.5
2/19 01:10	64.3	↑1.3
2/19 01:20	65.6	↑1.3
2/19 01:30	66.8	↑1.2
2/19 01:40	67.9	↑1.1
2/19 01:50	68.9	↑1.0
2/19 02:00	69.9	↑1.0
2/19 02:10	70.7	↑0.8
2/19 02:20	71.4	↑0.7
2/19 02:30	72.0	↑0.6
2/19 02:40	72.4	↑0.4
2/19 02:50	72.8	↑0.4
2/19 03:00	73.0	↑0.2
2/19 03:10	73.2	↑0.2	満潮
2/19 03:20	73.2	0
2/19 03:30	73.1	↓-0.1
2/19 03:40	73.0	↓-0.1
2/19 03:50	72.7	↓-0.3
2/19 04:00	72.3	↓-0.4
2/19 04:10	71.8	↓-0.5
2/19 04:20	71.3	↓-0.5
2/19 04:30	70.6	↓-0.7
2/19 04:40	69.9	↓-0.7
2/19 04:50	69.1	↓-0.8
2/19 05:00	68.3	↓-0.8
2/19 05:10	67.4	↓-0.9
2/19 05:20	66.4	↓-1.0
2/19 05:30	65.5	↓-0.9
2/19 05:40	64.5	↓-1.0
2/19 05:50	63.4	↓-1.1
2/19 06:00	62.4	↓-1.0
2/19 06:10	61.4	↓-1.0
2/19 06:20	60.3	↓-1.1
2/19 06:30	59.3	↓-1.0
2/19 06:40	58.3	↓-1.0
2/19 06:50	57.4	↓-0.9
2/19 07:00	56.4	↓-1.0
2/19 07:10	55.6	↓-0.8
2/19 07:20	54.7	↓-0.9
2/19 07:30	54.0	↓-0.7
2/19 07:40	53.3	↓-0.7
2/19 07:50	52.6	↓-0.7
2/19 08:00	52.1	↓-0.5
2/19 08:10	51.6	↓-0.5
2/19 08:20	51.2	↓-0.4
2/19 08:30	50.9	↓-0.3
2/19 08:40	50.7	↓-0.2
2/19 08:50	50.6	↓-0.1	干潮
2/19 09:00	50.6	0
2/19 09:10	50.7	↑0.1
2/19 09:20	50.8	↑0.1
2/19 09:30	51.1	↑0.3
2/19 09:40	51.4	↑0.3
2/19 09:50	51.9	↑0.5
2/19 10:00	52.4	↑0.5
2/19 10:10	53.0	↑0.6
2/19 10:20	53.7	↑0.7
2/19 10:30	54.5	↑0.8
2/19 10:40	55.4	↑0.9
2/19 10:50	56.3	↑0.9
2/19 11:00	57.3	↑1.0
2/19 11:10	58.3	↑1.0
2/19 11:20	59.4	↑1.1
2/19 11:30	60.5	↑1.1
2/19 11:40	61.7	↑1.2
2/19 11:50	62.9	↑1.2
2/19 12:00	64.1	↑1.2
2/19 12:10	65.3	↑1.2
2/19 12:20	66.5	↑1.2
2/19 12:30	67.7	↑1.2
2/19 12:40	68.9	↑1.2
2/19 12:50	70.1	↑1.2
2/19 13:00	71.2	↑1.1
2/19 13:10	72.3	↑1.1
2/19 13:20	73.4	↑1.1
2/19 13:30	74.4	↑1.0
2/19 13:40	75.3	↑0.9
2/19 13:50	76.2	↑0.9
2/19 14:00	77.0	↑0.8
2/19 14:10	77.8	↑0.8
2/19 14:20	78.4	↑0.6
2/19 14:30	78.9	↑0.5
2/19 14:40	79.4	↑0.5
2/19 14:50	79.7	↑0.3
2/19 15:00	80.0	↑0.3
2/19 15:10	80.1	↑0.1	満潮
2/19 15:20	80.2	↑0.1
2/19 15:30	80.1	↓-0.1
2/19 15:40	79.9	↓-0.2
2/19 15:50	79.6	↓-0.3
2/19 16:00	79.1	↓-0.5
2/19 16:10	78.6	↓-0.5
2/19 16:20	78.0	↓-0.6
2/19 16:30	77.2	↓-0.8
2/19 16:40	76.3	↓-0.9
2/19 16:50	75.4	↓-0.9
2/19 17:00	74.3	↓-1.1
2/19 17:10	73.2	↓-1.1
2/19 17:20	71.9	↓-1.3
2/19 17:30	70.6	↓-1.3
2/19 17:40	69.2	↓-1.4
2/19 17:50	67.7	↓-1.5
2/19 18:00	66.2	↓-1.5
2/19 18:10	64.6	↓-1.6
2/19 18:20	62.9	↓-1.7
2/19 18:30	61.3	↓-1.6
2/19 18:40	59.5	↓-1.8	最大潮位差
2/19 18:50	57.8	↓-1.7
2/19 19:00	56.1	↓-1.7
2/19 19:10	54.3	↓-1.8	最大潮位差
2/19 19:20	52.6	↓-1.7
2/19 19:30	50.8	↓-1.8	最大潮位差
2/19 19:40	49.1	↓-1.7
2/19 19:50	47.4	↓-1.7
2/19 20:00	45.8	↓-1.6
2/19 20:10	44.2	↓-1.6
2/19 20:20	42.7	↓-1.5
2/19 20:30	41.2	↓-1.5
2/19 20:40	39.8	↓-1.4
2/19 20:50	38.5	↓-1.3
2/19 21:00	37.3	↓-1.2
2/19 21:10	36.2	↓-1.1
2/19 21:20	35.2	↓-1.0
2/19 21:30	34.2	↓-1.0
2/19 21:40	33.4	↓-0.8
2/19 21:50	32.8	↓-0.6
2/19 22:00	32.2	↓-0.6
2/19 22:10	31.8	↓-0.4
2/19 22:20	31.4	↓-0.4
2/19 22:30	31.3	↓-0.1	干潮
2/19 22:40	31.2	↓-0.1	干潮
2/19 22:50	31.3	↑0.1
2/19 23:00	31.5	↑0.2
2/19 23:10	31.8	↑0.3
2/19 23:20	32.2	↑0.4
2/19 23:30	32.8	↑0.6
2/19 23:40	33.5	↑0.7
2/19 23:50	34.3	↑0.8