31 (日)	09:02	02:11	20:16	14:57
	300cm	8cm	260cm	115cm
大潮 出 07:19 入 17:15 出 16:48 入 06:44

徳山（山口）2028年12月31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
12/31 00:00	69.2	↓-8.8
12/31 00:10	60.9	↓-8.3
12/31 00:20	53.0	↓-7.9
12/31 00:30	45.5	↓-7.5
12/31 00:40	38.6	↓-6.9
12/31 00:50	32.3	↓-6.3
12/31 01:00	26.7	↓-5.6
12/31 01:10	21.7	↓-5.0
12/31 01:20	17.4	↓-4.3
12/31 01:30	13.8	↓-3.6
12/31 01:40	11.0	↓-2.8
12/31 01:50	9.0	↓-2.0
12/31 02:00	7.8	↓-1.2
12/31 02:10	7.4	↓-0.4	干潮
12/31 02:20	7.8	↑0.4
12/31 02:30	9.0	↑1.2
12/31 02:40	11.0	↑2.0
12/31 02:50	13.8	↑2.8
12/31 03:00	17.3	↑3.5
12/31 03:10	21.7	↑4.4
12/31 03:20	26.8	↑5.1
12/31 03:30	32.6	↑5.8
12/31 03:40	39.1	↑6.5
12/31 03:50	46.3	↑7.2
12/31 04:00	54.1	↑7.8
12/31 04:10	62.5	↑8.4
12/31 04:20	71.5	↑9.0
12/31 04:30	81.0	↑9.5
12/31 04:40	91.0	↑10.0
12/31 04:50	101.4	↑10.4
12/31 05:00	112.1	↑10.7
12/31 05:10	123.1	↑11.0
12/31 05:20	134.3	↑11.2
12/31 05:30	145.7	↑11.4
12/31 05:40	157.2	↑11.5	最大潮位差
12/31 05:50	168.6	↑11.4
12/31 06:00	180.0	↑11.4
12/31 06:10	191.2	↑11.2
12/31 06:20	202.1	↑10.9
12/31 06:30	212.8	↑10.7
12/31 06:40	223.1	↑10.3
12/31 06:50	232.9	↑9.8
12/31 07:00	242.2	↑9.3
12/31 07:10	251.0	↑8.8
12/31 07:20	259.1	↑8.1
12/31 07:30	266.6	↑7.5
12/31 07:40	273.4	↑6.8
12/31 07:50	279.4	↑6.0
12/31 08:00	284.6	↑5.2
12/31 08:10	289.1	↑4.5
12/31 08:20	292.8	↑3.7
12/31 08:30	295.7	↑2.9
12/31 08:40	297.8	↑2.1
12/31 08:50	299.0	↑1.2
12/31 09:00	299.5	↑0.5	満潮
12/31 09:10	299.2	↓-0.3
12/31 09:20	298.2	↓-1.0
12/31 09:30	296.3	↓-1.9
12/31 09:40	293.8	↓-2.5
12/31 09:50	290.6	↓-3.2
12/31 10:00	286.6	↓-4.0
12/31 10:10	282.1	↓-4.5
12/31 10:20	277.0	↓-5.1
12/31 10:30	271.3	↓-5.7
12/31 10:40	265.1	↓-6.2
12/31 10:50	258.4	↓-6.7
12/31 11:00	251.3	↓-7.1
12/31 11:10	243.9	↓-7.4
12/31 11:20	236.1	↓-7.8
12/31 11:30	228.2	↓-7.9
12/31 11:40	220.0	↓-8.2
12/31 11:50	211.8	↓-8.2
12/31 12:00	203.5	↓-8.3
12/31 12:10	195.3	↓-8.2
12/31 12:20	187.1	↓-8.2
12/31 12:30	179.1	↓-8.0
12/31 12:40	171.4	↓-7.7
12/31 12:50	164.0	↓-7.4
12/31 13:00	156.9	↓-7.1
12/31 13:10	150.2	↓-6.7
12/31 13:20	144.0	↓-6.2
12/31 13:30	138.3	↓-5.7
12/31 13:40	133.2	↓-5.1
12/31 13:50	128.6	↓-4.6
12/31 14:00	124.7	↓-3.9
12/31 14:10	121.3	↓-3.4
12/31 14:20	118.6	↓-2.7
12/31 14:30	116.6	↓-2.0
12/31 14:40	115.2	↓-1.4
12/31 14:50	114.5	↓-0.7	干潮
12/31 15:00	114.5	0
12/31 15:10	115.1	↑0.6
12/31 15:20	116.3	↑1.2
12/31 15:30	118.2	↑1.9
12/31 15:40	120.7	↑2.5
12/31 15:50	123.8	↑3.1
12/31 16:00	127.5	↑3.7
12/31 16:10	131.7	↑4.2
12/31 16:20	136.4	↑4.7
12/31 16:30	141.5	↑5.1
12/31 16:40	147.2	↑5.7
12/31 16:50	153.2	↑6.0
12/31 17:00	159.5	↑6.3
12/31 17:10	166.1	↑6.6
12/31 17:20	173.0	↑6.9
12/31 17:30	180.0	↑7.0
12/31 17:40	187.1	↑7.1
12/31 17:50	194.3	↑7.2
12/31 18:00	201.4	↑7.1
12/31 18:10	208.4	↑7.0
12/31 18:20	215.2	↑6.8
12/31 18:30	221.8	↑6.6
12/31 18:40	228.0	↑6.2
12/31 18:50	233.8	↑5.8
12/31 19:00	239.2	↑5.4
12/31 19:10	244.0	↑4.8
12/31 19:20	248.3	↑4.3
12/31 19:30	251.9	↑3.6
12/31 19:40	254.8	↑2.9
12/31 19:50	257.1	↑2.3
12/31 20:00	258.6	↑1.5
12/31 20:10	259.3	↑0.7	満潮
12/31 20:20	259.3	0
12/31 20:30	258.5	↓-0.8
12/31 20:40	256.9	↓-1.6
12/31 20:50	254.5	↓-2.4
12/31 21:00	251.3	↓-3.2
12/31 21:10	247.5	↓-3.8
12/31 21:20	242.8	↓-4.7
12/31 21:30	237.5	↓-5.3
12/31 21:40	231.5	↓-6.0
12/31 21:50	224.9	↓-6.6
12/31 22:00	217.7	↓-7.2
12/31 22:10	209.9	↓-7.8
12/31 22:20	201.6	↓-8.3
12/31 22:30	192.8	↓-8.8
12/31 22:40	183.6	↓-9.2
12/31 22:50	174.0	↓-9.6
12/31 23:00	164.1	↓-9.9
12/31 23:10	153.9	↓-10.2
12/31 23:20	143.5	↓-10.4
12/31 23:30	133.0	↓-10.5
12/31 23:40	122.3	↓-10.7
12/31 23:50	111.7	↓-10.6