21 (火)	06:12	00:09	18:56	12:28
	65cm	36cm	72cm	30cm
若潮 出 07:19 入 17:12 出 01:31 入 13:37

油谷（山口）2038年12月21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
12/21 00:00	35.3	↓-0.2	干潮
12/21 00:10	35.3	0
12/21 00:20	35.4	↑0.1
12/21 00:30	35.6	↑0.2
12/21 00:40	35.9	↑0.3
12/21 00:50	36.3	↑0.4
12/21 01:00	36.8	↑0.5
12/21 01:10	37.3	↑0.5
12/21 01:20	38.0	↑0.7
12/21 01:30	38.8	↑0.8
12/21 01:40	39.7	↑0.9
12/21 01:50	40.6	↑0.9
12/21 02:00	41.6	↑1.0
12/21 02:10	42.7	↑1.1
12/21 02:20	43.8	↑1.1
12/21 02:30	45.0	↑1.2
12/21 02:40	46.2	↑1.2
12/21 02:50	47.4	↑1.2
12/21 03:00	48.7	↑1.3
12/21 03:10	49.9	↑1.2
12/21 03:20	51.2	↑1.3
12/21 03:30	52.4	↑1.2
12/21 03:40	53.7	↑1.3
12/21 03:50	54.9	↑1.2
12/21 04:00	56.1	↑1.2
12/21 04:10	57.2	↑1.1
12/21 04:20	58.3	↑1.1
12/21 04:30	59.3	↑1.0
12/21 04:40	60.3	↑1.0
12/21 04:50	61.1	↑0.8
12/21 05:00	61.9	↑0.8
12/21 05:10	62.6	↑0.7
12/21 05:20	63.2	↑0.6
12/21 05:30	63.8	↑0.6
12/21 05:40	64.2	↑0.4
12/21 05:50	64.4	↑0.2
12/21 06:00	64.6	↑0.2
12/21 06:10	64.7	↑0.1	満潮
12/21 06:20	64.6	↓-0.1
12/21 06:30	64.5	↓-0.1
12/21 06:40	64.2	↓-0.3
12/21 06:50	63.8	↓-0.4
12/21 07:00	63.3	↓-0.5
12/21 07:10	62.7	↓-0.6
12/21 07:20	62.0	↓-0.7
12/21 07:30	61.2	↓-0.8
12/21 07:40	60.3	↓-0.9
12/21 07:50	59.3	↓-1.0
12/21 08:00	58.2	↓-1.1
12/21 08:10	57.0	↓-1.2
12/21 08:20	55.8	↓-1.2
12/21 08:30	54.5	↓-1.3
12/21 08:40	53.2	↓-1.3
12/21 08:50	51.8	↓-1.4
12/21 09:00	50.4	↓-1.4
12/21 09:10	48.9	↓-1.5
12/21 09:20	47.5	↓-1.4
12/21 09:30	46.0	↓-1.5
12/21 09:40	44.6	↓-1.4
12/21 09:50	43.2	↓-1.4
12/21 10:00	41.8	↓-1.4
12/21 10:10	40.4	↓-1.4
12/21 10:20	39.1	↓-1.3
12/21 10:30	37.8	↓-1.3
12/21 10:40	36.6	↓-1.2
12/21 10:50	35.5	↓-1.1
12/21 11:00	34.4	↓-1.1
12/21 11:10	33.5	↓-0.9
12/21 11:20	32.6	↓-0.9
12/21 11:30	31.9	↓-0.7
12/21 11:40	31.3	↓-0.6
12/21 11:50	30.7	↓-0.6
12/21 12:00	30.3	↓-0.4
12/21 12:10	30.1	↓-0.2
12/21 12:20	29.9	↓-0.2	干潮
12/21 12:30	29.9	0
12/21 12:40	30.0	↑0.1
12/21 12:50	30.2	↑0.2
12/21 13:00	30.6	↑0.4
12/21 13:10	31.1	↑0.5
12/21 13:20	31.7	↑0.6
12/21 13:30	32.5	↑0.8
12/21 13:40	33.3	↑0.8
12/21 13:50	34.3	↑1.0
12/21 14:00	35.4	↑1.1
12/21 14:10	36.6	↑1.2
12/21 14:20	37.8	↑1.2
12/21 14:30	39.2	↑1.4
12/21 14:40	40.6	↑1.4
12/21 14:50	42.1	↑1.5
12/21 15:00	43.7	↑1.6
12/21 15:10	45.3	↑1.6
12/21 15:20	47.0	↑1.7
12/21 15:30	48.6	↑1.6
12/21 15:40	50.3	↑1.7
12/21 15:50	52.0	↑1.7
12/21 16:00	53.7	↑1.7
12/21 16:10	55.4	↑1.7
12/21 16:20	57.0	↑1.6
12/21 16:30	58.6	↑1.6
12/21 16:40	60.2	↑1.6
12/21 16:50	61.7	↑1.5
12/21 17:00	63.1	↑1.4
12/21 17:10	64.5	↑1.4
12/21 17:20	65.7	↑1.2
12/21 17:30	66.9	↑1.2
12/21 17:40	67.9	↑1.0
12/21 17:50	68.8	↑0.9
12/21 18:00	69.7	↑0.9
12/21 18:10	70.3	↑0.6
12/21 18:20	70.9	↑0.6
12/21 18:30	71.3	↑0.4
12/21 18:40	71.6	↑0.3
12/21 18:50	71.7	↑0.1	満潮
12/21 19:00	71.7	0
12/21 19:10	71.6	↓-0.1
12/21 19:20	71.3	↓-0.3
12/21 19:30	70.9	↓-0.4
12/21 19:40	70.3	↓-0.6
12/21 19:50	69.6	↓-0.7
12/21 20:00	68.8	↓-0.8
12/21 20:10	67.9	↓-0.9
12/21 20:20	66.8	↓-1.1
12/21 20:30	65.6	↓-1.2
12/21 20:40	64.3	↓-1.3
12/21 20:50	62.9	↓-1.4
12/21 21:00	61.5	↓-1.4
12/21 21:10	59.9	↓-1.6
12/21 21:20	58.3	↓-1.6
12/21 21:30	56.6	↓-1.7
12/21 21:40	54.9	↓-1.7
12/21 21:50	53.2	↓-1.7
12/21 22:00	51.4	↓-1.8	最大潮位差
12/21 22:10	49.6	↓-1.8	最大潮位差
12/21 22:20	47.8	↓-1.8	最大潮位差
12/21 22:30	46.0	↓-1.8	最大潮位差
12/21 22:40	44.3	↓-1.7
12/21 22:50	42.6	↓-1.7
12/21 23:00	40.9	↓-1.7
12/21 23:10	39.3	↓-1.6
12/21 23:20	37.7	↓-1.6
12/21 23:30	36.2	↓-1.5
12/21 23:40	34.9	↓-1.3
12/21 23:50	33.6	↓-1.3