20 (木)	01:13	07:03	13:17	20:02
	87cm	35cm	93cm	28cm
小潮 出 07:03 入 18:11 出 00:31 入 10:36

大河内湾（長崎）2025年02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
2/20 00:00	80.9	↑1.7
2/20 00:10	82.4	↑1.5
2/20 00:20	83.7	↑1.3
2/20 00:30	84.7	↑1.0
2/20 00:40	85.6	↑0.9
2/20 00:50	86.2	↑0.6
2/20 01:00	86.6	↑0.4
2/20 01:10	86.7	↑0.1	満潮
2/20 01:20	86.7	0
2/20 01:30	86.4	↓-0.3
2/20 01:40	85.9	↓-0.5
2/20 01:50	85.2	↓-0.7
2/20 02:00	84.2	↓-1.0
2/20 02:10	83.1	↓-1.1
2/20 02:20	81.8	↓-1.3
2/20 02:30	80.4	↓-1.4
2/20 02:40	78.7	↓-1.7
2/20 02:50	77.0	↓-1.7
2/20 03:00	75.1	↓-1.9
2/20 03:10	73.1	↓-2.0
2/20 03:20	70.9	↓-2.2
2/20 03:30	68.7	↓-2.2
2/20 03:40	66.5	↓-2.2
2/20 03:50	64.2	↓-2.3
2/20 04:00	61.9	↓-2.3
2/20 04:10	59.5	↓-2.4
2/20 04:20	57.2	↓-2.3
2/20 04:30	54.9	↓-2.3
2/20 04:40	52.7	↓-2.2
2/20 04:50	50.5	↓-2.2
2/20 05:00	48.4	↓-2.1
2/20 05:10	46.4	↓-2.0
2/20 05:20	44.5	↓-1.9
2/20 05:30	42.8	↓-1.7
2/20 05:40	41.2	↓-1.6
2/20 05:50	39.7	↓-1.5
2/20 06:00	38.4	↓-1.3
2/20 06:10	37.3	↓-1.1
2/20 06:20	36.4	↓-0.9
2/20 06:30	35.6	↓-0.8
2/20 06:40	35.1	↓-0.5
2/20 06:50	34.7	↓-0.4
2/20 07:00	34.6	↓-0.1	干潮
2/20 07:10	34.7	↑0.1
2/20 07:20	34.9	↑0.2
2/20 07:30	35.4	↑0.5
2/20 07:40	36.1	↑0.7
2/20 07:50	36.9	↑0.8
2/20 08:00	38.0	↑1.1
2/20 08:10	39.2	↑1.2
2/20 08:20	40.6	↑1.4
2/20 08:30	42.2	↑1.6
2/20 08:40	43.9	↑1.7
2/20 08:50	45.8	↑1.9
2/20 09:00	47.8	↑2.0
2/20 09:10	49.9	↑2.1
2/20 09:20	52.1	↑2.2
2/20 09:30	54.4	↑2.3
2/20 09:40	56.7	↑2.3
2/20 09:50	59.1	↑2.4
2/20 10:00	61.6	↑2.5
2/20 10:10	64.0	↑2.4
2/20 10:20	66.4	↑2.4
2/20 10:30	68.9	↑2.5
2/20 10:40	71.2	↑2.3
2/20 10:50	73.6	↑2.4
2/20 11:00	75.8	↑2.2
2/20 11:10	78.0	↑2.2
2/20 11:20	80.1	↑2.1
2/20 11:30	82.0	↑1.9
2/20 11:40	83.9	↑1.9
2/20 11:50	85.5	↑1.6
2/20 12:00	87.1	↑1.6
2/20 12:10	88.4	↑1.3
2/20 12:20	89.6	↑1.2
2/20 12:30	90.6	↑1.0
2/20 12:40	91.5	↑0.9
2/20 12:50	92.1	↑0.6
2/20 13:00	92.5	↑0.4
2/20 13:10	92.7	↑0.2	満潮
2/20 13:20	92.7	0
2/20 13:30	92.6	↓-0.1
2/20 13:40	92.2	↓-0.4
2/20 13:50	91.6	↓-0.6
2/20 14:00	90.8	↓-0.8
2/20 14:10	89.8	↓-1.0
2/20 14:20	88.6	↓-1.2
2/20 14:30	87.3	↓-1.3
2/20 14:40	85.8	↓-1.5
2/20 14:50	84.1	↓-1.7
2/20 15:00	82.3	↓-1.8
2/20 15:10	80.3	↓-2.0
2/20 15:20	78.2	↓-2.1
2/20 15:30	76.0	↓-2.2
2/20 15:40	73.7	↓-2.3
2/20 15:50	71.4	↓-2.3
2/20 16:00	68.9	↓-2.5
2/20 16:10	66.4	↓-2.5
2/20 16:20	63.9	↓-2.5
2/20 16:30	61.3	↓-2.6	最大潮位差
2/20 16:40	58.8	↓-2.5
2/20 16:50	56.2	↓-2.6	最大潮位差
2/20 17:00	53.7	↓-2.5
2/20 17:10	51.2	↓-2.5
2/20 17:20	48.8	↓-2.4
2/20 17:30	46.4	↓-2.4
2/20 17:40	44.1	↓-2.3
2/20 17:50	42.0	↓-2.1
2/20 18:00	39.9	↓-2.1
2/20 18:10	38.0	↓-1.9
2/20 18:20	36.2	↓-1.8
2/20 18:30	34.5	↓-1.7
2/20 18:40	33.0	↓-1.5
2/20 18:50	31.6	↓-1.4
2/20 19:00	30.5	↓-1.1
2/20 19:10	29.4	↓-1.1
2/20 19:20	28.6	↓-0.8
2/20 19:30	27.9	↓-0.7
2/20 19:40	27.5	↓-0.4
2/20 19:50	27.2	↓-0.3
2/20 20:00	27.1	↓-0.1	干潮
2/20 20:10	27.1	0
2/20 20:20	27.4	↑0.3
2/20 20:30	27.8	↑0.4
2/20 20:40	28.4	↑0.6
2/20 20:50	29.1	↑0.7
2/20 21:00	30.0	↑0.9
2/20 21:10	31.1	↑1.1
2/20 21:20	32.3	↑1.2
2/20 21:30	33.6	↑1.3
2/20 21:40	35.1	↑1.5
2/20 21:50	36.6	↑1.5
2/20 22:00	38.2	↑1.6
2/20 22:10	40.0	↑1.8
2/20 22:20	41.8	↑1.8
2/20 22:30	43.6	↑1.8
2/20 22:40	45.5	↑1.9
2/20 22:50	47.4	↑1.9
2/20 23:00	49.4	↑2.0
2/20 23:10	51.3	↑1.9
2/20 23:20	53.3	↑2.0
2/20 23:30	55.2	↑1.9
2/20 23:40	57.1	↑1.9
2/20 23:50	59.0	↑1.9