20 (水)	11:33	05:08	23:30	17:35
	189cm	9cm	177cm	44cm
中潮 出 07:24 入 17:17 出 10:16 入 21:26

万関瀬戸（長崎）2028年12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
12/20 00:00	167.9	↓-3.7
12/20 00:10	163.7	↓-4.2
12/20 00:20	159.0	↓-4.7
12/20 00:30	153.8	↓-5.2
12/20 00:40	148.3	↓-5.5
12/20 00:50	142.4	↓-5.9
12/20 01:00	136.2	↓-6.2
12/20 01:10	129.7	↓-6.5
12/20 01:20	123.0	↓-6.7
12/20 01:30	116.0	↓-7.0
12/20 01:40	109.0	↓-7.0
12/20 01:50	101.8	↓-7.2
12/20 02:00	94.6	↓-7.2
12/20 02:10	87.4	↓-7.2
12/20 02:20	80.2	↓-7.2
12/20 02:30	73.1	↓-7.1
12/20 02:40	66.2	↓-6.9
12/20 02:50	59.5	↓-6.7
12/20 03:00	53.1	↓-6.4
12/20 03:10	46.9	↓-6.2
12/20 03:20	41.1	↓-5.8
12/20 03:30	35.6	↓-5.5
12/20 03:40	30.6	↓-5.0
12/20 03:50	26.0	↓-4.6
12/20 04:00	21.8	↓-4.2
12/20 04:10	18.2	↓-3.6
12/20 04:20	15.2	↓-3.0
12/20 04:30	12.7	↓-2.5
12/20 04:40	10.7	↓-2.0
12/20 04:50	9.4	↓-1.3
12/20 05:00	8.6	↓-0.8	干潮
12/20 05:10	8.5	↓-0.1
12/20 05:20	9.0	↑0.5
12/20 05:30	10.0	↑1.0
12/20 05:40	11.7	↑1.7
12/20 05:50	13.9	↑2.2
12/20 06:00	16.8	↑2.9
12/20 06:10	20.1	↑3.3
12/20 06:20	24.0	↑3.9
12/20 06:30	28.4	↑4.4
12/20 06:40	33.3	↑4.9
12/20 06:50	38.6	↑5.3
12/20 07:00	44.3	↑5.7
12/20 07:10	50.4	↑6.1
12/20 07:20	56.8	↑6.4
12/20 07:30	63.4	↑6.6
12/20 07:40	70.4	↑7.0
12/20 07:50	77.4	↑7.0
12/20 08:00	84.7	↑7.3
12/20 08:10	92.0	↑7.3
12/20 08:20	99.3	↑7.3
12/20 08:30	106.7	↑7.4	最大潮位差
12/20 08:40	114.0	↑7.3
12/20 08:50	121.1	↑7.1
12/20 09:00	128.1	↑7.0
12/20 09:10	134.9	↑6.8
12/20 09:20	141.5	↑6.6
12/20 09:30	147.8	↑6.3
12/20 09:40	153.7	↑5.9
12/20 09:50	159.3	↑5.6
12/20 10:00	164.4	↑5.1
12/20 10:10	169.1	↑4.7
12/20 10:20	173.4	↑4.3
12/20 10:30	177.1	↑3.7
12/20 10:40	180.3	↑3.2
12/20 10:50	183.0	↑2.7
12/20 11:00	185.1	↑2.1
12/20 11:10	186.7	↑1.6
12/20 11:20	187.7	↑1.0
12/20 11:30	188.1	↑0.4	満潮
12/20 11:40	187.9	↓-0.2
12/20 11:50	187.2	↓-0.7
12/20 12:00	185.9	↓-1.3
12/20 12:10	184.1	↓-1.8
12/20 12:20	181.7	↓-2.4
12/20 12:30	178.9	↓-2.8
12/20 12:40	175.5	↓-3.4
12/20 12:50	171.7	↓-3.8
12/20 13:00	167.5	↓-4.2
12/20 13:10	162.8	↓-4.7
12/20 13:20	157.9	↓-4.9
12/20 13:30	152.6	↓-5.3
12/20 13:40	147.0	↓-5.6
12/20 13:50	141.2	↓-5.8
12/20 14:00	135.2	↓-6.0
12/20 14:10	129.1	↓-6.1
12/20 14:20	122.9	↓-6.2
12/20 14:30	116.6	↓-6.3
12/20 14:40	110.4	↓-6.2
12/20 14:50	104.1	↓-6.3
12/20 15:00	98.0	↓-6.1
12/20 15:10	92.0	↓-6.0
12/20 15:20	86.2	↓-5.8
12/20 15:30	80.6	↓-5.6
12/20 15:40	75.3	↓-5.3
12/20 15:50	70.3	↓-5.0
12/20 16:00	65.6	↓-4.7
12/20 16:10	61.3	↓-4.3
12/20 16:20	57.4	↓-3.9
12/20 16:30	54.0	↓-3.4
12/20 16:40	51.0	↓-3.0
12/20 16:50	48.4	↓-2.6
12/20 17:00	46.4	↓-2.0
12/20 17:10	44.9	↓-1.5
12/20 17:20	43.9	↓-1.0
12/20 17:30	43.4	↓-0.5	干潮
12/20 17:40	43.5	↑0.1
12/20 17:50	44.0	↑0.5
12/20 18:00	45.1	↑1.1
12/20 18:10	46.7	↑1.6
12/20 18:20	48.8	↑2.1
12/20 18:30	51.4	↑2.6
12/20 18:40	54.4	↑3.0
12/20 18:50	57.9	↑3.5
12/20 19:00	61.8	↑3.9
12/20 19:10	66.0	↑4.2
12/20 19:20	70.6	↑4.6
12/20 19:30	75.5	↑4.9
12/20 19:40	80.6	↑5.1
12/20 19:50	86.0	↑5.4
12/20 20:00	91.6	↑5.6
12/20 20:10	97.3	↑5.7
12/20 20:20	103.1	↑5.8
12/20 20:30	109.0	↑5.9
12/20 20:40	114.9	↑5.9
12/20 20:50	120.7	↑5.8
12/20 21:00	126.5	↑5.8
12/20 21:10	132.1	↑5.6
12/20 21:20	137.5	↑5.4
12/20 21:30	142.8	↑5.3
12/20 21:40	147.8	↑5.0
12/20 21:50	152.5	↑4.7
12/20 22:00	156.8	↑4.3
12/20 22:10	160.8	↑4.0
12/20 22:20	164.4	↑3.6
12/20 22:30	167.6	↑3.2
12/20 22:40	170.3	↑2.7
12/20 22:50	172.6	↑2.3
12/20 23:00	174.4	↑1.8
12/20 23:10	175.6	↑1.2
12/20 23:20	176.4	↑0.8	満潮
12/20 23:30	176.6	↑0.2	満潮
12/20 23:40	176.2	↓-0.4
12/20 23:50	175.4	↓-0.8