20 (土)	09:00	02:39	20:58	15:01
	185cm	0cm	183cm	24cm
大潮 出 07:03 入 18:11 出 17:27 入 06:23 潮干狩り ○ 13:35～16:26

万関瀬戸（長崎）2027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	64.4	↓-7.0
2/20 00:10	57.6	↓-6.8
2/20 00:20	50.9	↓-6.7
2/20 00:30	44.4	↓-6.5
2/20 00:40	38.3	↓-6.1
2/20 00:50	32.4	↓-5.9
2/20 01:00	26.9	↓-5.5
2/20 01:10	21.9	↓-5.0
2/20 01:20	17.2	↓-4.7
2/20 01:30	13.1	↓-4.1
2/20 01:40	9.4	↓-3.7
2/20 01:50	6.3	↓-3.1
2/20 02:00	3.7	↓-2.6
2/20 02:10	1.7	↓-2.0
2/20 02:20	0.4	↓-1.3
2/20 02:30	-0.4	↓-0.8	干潮
2/20 02:40	-0.6	↓-0.2
2/20 02:50	-0.1	↑0.5
2/20 03:00	0.9	↑1.0
2/20 03:10	2.6	↑1.7
2/20 03:20	4.9	↑2.3
2/20 03:30	7.8	↑2.9
2/20 03:40	11.2	↑3.4
2/20 03:50	15.2	↑4.0
2/20 04:00	19.7	↑4.5
2/20 04:10	24.7	↑5.0
2/20 04:20	30.1	↑5.4
2/20 04:30	36.0	↑5.9
2/20 04:40	42.3	↑6.3
2/20 04:50	48.9	↑6.6
2/20 05:00	55.8	↑6.9
2/20 05:10	62.9	↑7.1
2/20 05:20	70.3	↑7.4
2/20 05:30	77.8	↑7.5
2/20 05:40	85.4	↑7.6
2/20 05:50	93.0	↑7.6
2/20 06:00	100.6	↑7.6
2/20 06:10	108.2	↑7.6
2/20 06:20	115.7	↑7.5
2/20 06:30	123.0	↑7.3
2/20 06:40	130.1	↑7.1
2/20 06:50	136.9	↑6.8
2/20 07:00	143.4	↑6.5
2/20 07:10	149.6	↑6.2
2/20 07:20	155.3	↑5.7
2/20 07:30	160.7	↑5.4
2/20 07:40	165.5	↑4.8
2/20 07:50	169.9	↑4.4
2/20 08:00	173.7	↑3.8
2/20 08:10	177.0	↑3.3
2/20 08:20	179.7	↑2.7
2/20 08:30	181.8	↑2.1
2/20 08:40	183.3	↑1.5
2/20 08:50	184.2	↑0.9	満潮
2/20 09:00	184.4	↑0.2	満潮
2/20 09:10	184.1	↓-0.3
2/20 09:20	183.1	↓-1.0
2/20 09:30	181.5	↓-1.6
2/20 09:40	179.3	↓-2.2
2/20 09:50	176.5	↓-2.8
2/20 10:00	173.2	↓-3.3
2/20 10:10	169.4	↓-3.8
2/20 10:20	165.0	↓-4.4
2/20 10:30	160.2	↓-4.8
2/20 10:40	155.0	↓-5.2
2/20 10:50	149.4	↓-5.6
2/20 11:00	143.4	↓-6.0
2/20 11:10	137.2	↓-6.2
2/20 11:20	130.7	↓-6.5
2/20 11:30	124.0	↓-6.7
2/20 11:40	117.1	↓-6.9
2/20 11:50	110.1	↓-7.0
2/20 12:00	103.1	↓-7.0
2/20 12:10	96.1	↓-7.0
2/20 12:20	89.2	↓-6.9
2/20 12:30	82.4	↓-6.8
2/20 12:40	75.7	↓-6.7
2/20 12:50	69.2	↓-6.5
2/20 13:00	63.0	↓-6.2
2/20 13:10	57.1	↓-5.9
2/20 13:20	51.6	↓-5.5
2/20 13:30	46.4	↓-5.2
2/20 13:40	41.7	↓-4.7
2/20 13:50	37.5	↓-4.2
2/20 14:00	33.7	↓-3.8
2/20 14:10	30.5	↓-3.2
2/20 14:20	27.8	↓-2.7
2/20 14:30	25.7	↓-2.1
2/20 14:40	24.2	↓-1.5
2/20 14:50	23.3	↓-0.9
2/20 15:00	23.0	↓-0.3	干潮
2/20 15:10	23.3	↑0.3
2/20 15:20	24.2	↑0.9
2/20 15:30	25.7	↑1.5
2/20 15:40	27.8	↑2.1
2/20 15:50	30.5	↑2.7
2/20 16:00	33.7	↑3.2
2/20 16:10	37.5	↑3.8
2/20 16:20	41.8	↑4.3
2/20 16:30	46.5	↑4.7
2/20 16:40	51.7	↑5.2
2/20 16:50	57.2	↑5.5
2/20 17:00	63.1	↑5.9
2/20 17:10	69.3	↑6.2
2/20 17:20	75.8	↑6.5
2/20 17:30	82.5	↑6.7
2/20 17:40	89.4	↑6.9
2/20 17:50	96.3	↑6.9
2/20 18:00	103.3	↑7.0
2/20 18:10	110.3	↑7.0
2/20 18:20	117.3	↑7.0
2/20 18:30	124.2	↑6.9
2/20 18:40	130.9	↑6.7
2/20 18:50	137.3	↑6.4
2/20 19:00	143.6	↑6.3
2/20 19:10	149.5	↑5.9
2/20 19:20	155.0	↑5.5
2/20 19:30	160.2	↑5.2
2/20 19:40	164.9	↑4.7
2/20 19:50	169.1	↑4.2
2/20 20:00	172.8	↑3.7
2/20 20:10	176.0	↑3.2
2/20 20:20	178.6	↑2.6
2/20 20:30	180.6	↑2.0
2/20 20:40	182.0	↑1.4
2/20 20:50	182.7	↑0.7	満潮
2/20 21:00	182.8	↑0.1
2/20 21:10	182.3	↓-0.5
2/20 21:20	181.1	↓-1.2
2/20 21:30	179.3	↓-1.8
2/20 21:40	176.8	↓-2.5
2/20 21:50	173.8	↓-3.0
2/20 22:00	170.1	↓-3.7
2/20 22:10	165.9	↓-4.2
2/20 22:20	161.1	↓-4.8
2/20 22:30	155.8	↓-5.3
2/20 22:40	150.0	↓-5.8
2/20 22:50	143.7	↓-6.3
2/20 23:00	137.1	↓-6.6
2/20 23:10	130.1	↓-7.0
2/20 23:20	122.8	↓-7.3
2/20 23:30	115.3	↓-7.5
2/20 23:40	107.5	↓-7.8
2/20 23:50	99.6	↓-7.9	最大潮位差