20 (木)	09:27	03:10	21:29	15:28
	126cm	-14cm	127cm	0cm
大潮 出 07:03 入 18:11 出 07:13 入 18:04 潮干狩り ◎ 13:30～17:25

大河内湾（長崎）2042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	55.3	↓-5.7
2/20 00:10	49.6	↓-5.7
2/20 00:20	43.9	↓-5.7
2/20 00:30	38.3	↓-5.6
2/20 00:40	32.8	↓-5.5
2/20 00:50	27.4	↓-5.4
2/20 01:00	22.3	↓-5.1
2/20 01:10	17.3	↓-5.0
2/20 01:20	12.6	↓-4.7
2/20 01:30	8.2	↓-4.4
2/20 01:40	4.1	↓-4.1
2/20 01:50	0.3	↓-3.8
2/20 02:00	-3.1	↓-3.4
2/20 02:10	-6.0	↓-2.9
2/20 02:20	-8.6	↓-2.6
2/20 02:30	-10.7	↓-2.1
2/20 02:40	-12.4	↓-1.7
2/20 02:50	-13.5	↓-1.1
2/20 03:00	-14.2	↓-0.7	干潮
2/20 03:10	-14.5	↓-0.3	干潮
2/20 03:20	-14.2	↑0.3
2/20 03:30	-13.4	↑0.8
2/20 03:40	-12.2	↑1.2
2/20 03:50	-10.5	↑1.7
2/20 04:00	-8.3	↑2.2
2/20 04:10	-5.7	↑2.6
2/20 04:20	-2.6	↑3.1
2/20 04:30	0.8	↑3.4
2/20 04:40	4.6	↑3.8
2/20 04:50	8.8	↑4.2
2/20 05:00	13.4	↑4.6
2/20 05:10	18.2	↑4.8
2/20 05:20	23.3	↑5.1
2/20 05:30	28.6	↑5.3
2/20 05:40	34.1	↑5.5
2/20 05:50	39.8	↑5.7
2/20 06:00	45.5	↑5.7
2/20 06:10	51.4	↑5.9	最大潮位差
2/20 06:20	57.2	↑5.8
2/20 06:30	63.1	↑5.9	最大潮位差
2/20 06:40	68.9	↑5.8
2/20 06:50	74.6	↑5.7
2/20 07:00	80.2	↑5.6
2/20 07:10	85.6	↑5.4
2/20 07:20	90.8	↑5.2
2/20 07:30	95.7	↑4.9
2/20 07:40	100.4	↑4.7
2/20 07:50	104.7	↑4.3
2/20 08:00	108.8	↑4.1
2/20 08:10	112.4	↑3.6
2/20 08:20	115.6	↑3.2
2/20 08:30	118.5	↑2.9
2/20 08:40	120.9	↑2.4
2/20 08:50	122.8	↑1.9
2/20 09:00	124.3	↑1.5
2/20 09:10	125.3	↑1.0
2/20 09:20	125.8	↑0.5	満潮
2/20 09:30	125.8	0
2/20 09:40	125.3	↓-0.5
2/20 09:50	124.4	↓-0.9
2/20 10:00	123.0	↓-1.4
2/20 10:10	121.1	↓-1.9
2/20 10:20	118.8	↓-2.3
2/20 10:30	116.1	↓-2.7
2/20 10:40	113.0	↓-3.1
2/20 10:50	109.5	↓-3.5
2/20 11:00	105.6	↓-3.9
2/20 11:10	101.4	↓-4.2
2/20 11:20	97.0	↓-4.4
2/20 11:30	92.2	↓-4.8
2/20 11:40	87.3	↓-4.9
2/20 11:50	82.2	↓-5.1
2/20 12:00	76.9	↓-5.3
2/20 12:10	71.5	↓-5.4
2/20 12:20	66.0	↓-5.5
2/20 12:30	60.6	↓-5.4
2/20 12:40	55.1	↓-5.5
2/20 12:50	49.7	↓-5.4
2/20 13:00	44.4	↓-5.3
2/20 13:10	39.3	↓-5.1
2/20 13:20	34.3	↓-5.0
2/20 13:30	29.5	↓-4.8
2/20 13:40	25.0	↓-4.5
2/20 13:50	20.8	↓-4.2
2/20 14:00	16.9	↓-3.9
2/20 14:10	13.3	↓-3.6
2/20 14:20	10.1	↓-3.2
2/20 14:30	7.3	↓-2.8
2/20 14:40	4.9	↓-2.4
2/20 14:50	3.0	↓-1.9
2/20 15:00	1.5	↓-1.5
2/20 15:10	0.4	↓-1.1
2/20 15:20	-0.1	↓-0.5	干潮
2/20 15:30	-0.2	↓-0.1
2/20 15:40	0.1	↑0.3
2/20 15:50	1.0	↑0.9
2/20 16:00	2.3	↑1.3
2/20 16:10	4.1	↑1.8
2/20 16:20	6.3	↑2.2
2/20 16:30	8.9	↑2.6
2/20 16:40	12.0	↑3.1
2/20 16:50	15.4	↑3.4
2/20 17:00	19.2	↑3.8
2/20 17:10	23.4	↑4.2
2/20 17:20	27.8	↑4.4
2/20 17:30	32.5	↑4.7
2/20 17:40	37.4	↑4.9
2/20 17:50	42.5	↑5.1
2/20 18:00	47.8	↑5.3
2/20 18:10	53.2	↑5.4
2/20 18:20	58.7	↑5.5
2/20 18:30	64.2	↑5.5
2/20 18:40	69.7	↑5.5
2/20 18:50	75.1	↑5.4
2/20 19:00	80.5	↑5.4
2/20 19:10	85.7	↑5.2
2/20 19:20	90.8	↑5.1
2/20 19:30	95.7	↑4.9
2/20 19:40	100.3	↑4.6
2/20 19:50	104.6	↑4.3
2/20 20:00	108.6	↑4.0
2/20 20:10	112.3	↑3.7
2/20 20:20	115.6	↑3.3
2/20 20:30	118.5	↑2.9
2/20 20:40	121.0	↑2.5
2/20 20:50	123.0	↑2.0
2/20 21:00	124.6	↑1.6
2/20 21:10	125.7	↑1.1
2/20 21:20	126.3	↑0.6	満潮
2/20 21:30	126.4	↑0.1
2/20 21:40	126.0	↓-0.4
2/20 21:50	125.2	↓-0.8
2/20 22:00	123.8	↓-1.4
2/20 22:10	122.0	↓-1.8
2/20 22:20	119.7	↓-2.3
2/20 22:30	116.9	↓-2.8
2/20 22:40	113.8	↓-3.1
2/20 22:50	110.2	↓-3.6
2/20 23:00	106.2	↓-4.0
2/20 23:10	101.8	↓-4.4
2/20 23:20	97.1	↓-4.7
2/20 23:30	92.1	↓-5.0
2/20 23:40	86.9	↓-5.2
2/20 23:50	81.4	↓-5.5