20 (月)	09:16	03:07	21:28	15:17
	80cm	16cm	86cm	18cm
中潮 出 05:40 入 18:53 出 16:53 入 04:29 潮干狩り ○ 14:09～16:24

油谷（山口）2054年04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
4/20 00:00	48.3	↓-2.8
4/20 00:10	45.6	↓-2.7
4/20 00:20	42.8	↓-2.8
4/20 00:30	40.1	↓-2.7
4/20 00:40	37.5	↓-2.6
4/20 00:50	34.9	↓-2.6
4/20 01:00	32.5	↓-2.4
4/20 01:10	30.1	↓-2.4
4/20 01:20	27.9	↓-2.2
4/20 01:30	25.9	↓-2.0
4/20 01:40	24.0	↓-1.9
4/20 01:50	22.2	↓-1.8
4/20 02:00	20.7	↓-1.5
4/20 02:10	19.3	↓-1.4
4/20 02:20	18.2	↓-1.1
4/20 02:30	17.2	↓-1.0
4/20 02:40	16.5	↓-0.7
4/20 02:50	16.0	↓-0.5
4/20 03:00	15.8	↓-0.2	干潮
4/20 03:10	15.8	0
4/20 03:20	16.0	↑0.2
4/20 03:30	16.4	↑0.4
4/20 03:40	17.1	↑0.7
4/20 03:50	17.9	↑0.8
4/20 04:00	19.0	↑1.1
4/20 04:10	20.3	↑1.3
4/20 04:20	21.8	↑1.5
4/20 04:30	23.5	↑1.7
4/20 04:40	25.4	↑1.9
4/20 04:50	27.4	↑2.0
4/20 05:00	29.6	↑2.2
4/20 05:10	31.8	↑2.2
4/20 05:20	34.3	↑2.5
4/20 05:30	36.8	↑2.5
4/20 05:40	39.3	↑2.5
4/20 05:50	42.0	↑2.7
4/20 06:00	44.7	↑2.7
4/20 06:10	47.4	↑2.7
4/20 06:20	50.1	↑2.7
4/20 06:30	52.8	↑2.7
4/20 06:40	55.4	↑2.6
4/20 06:50	58.0	↑2.6
4/20 07:00	60.5	↑2.5
4/20 07:10	62.9	↑2.4
4/20 07:20	65.2	↑2.3
4/20 07:30	67.4	↑2.2
4/20 07:40	69.5	↑2.1
4/20 07:50	71.3	↑1.8
4/20 08:00	73.0	↑1.7
4/20 08:10	74.6	↑1.6
4/20 08:20	75.9	↑1.3
4/20 08:30	77.0	↑1.1
4/20 08:40	77.9	↑0.9
4/20 08:50	78.6	↑0.7
4/20 09:00	79.0	↑0.4
4/20 09:10	79.2	↑0.2	満潮
4/20 09:20	79.2	0
4/20 09:30	79.0	↓-0.2
4/20 09:40	78.5	↓-0.5
4/20 09:50	77.8	↓-0.7
4/20 10:00	76.9	↓-0.9
4/20 10:10	75.8	↓-1.1
4/20 10:20	74.4	↓-1.4
4/20 10:30	72.9	↓-1.5
4/20 10:40	71.2	↓-1.7
4/20 10:50	69.3	↓-1.9
4/20 11:00	67.2	↓-2.1
4/20 11:10	65.0	↓-2.2
4/20 11:20	62.7	↓-2.3
4/20 11:30	60.3	↓-2.4
4/20 11:40	57.8	↓-2.5
4/20 11:50	55.2	↓-2.6
4/20 12:00	52.5	↓-2.7
4/20 12:10	49.9	↓-2.6
4/20 12:20	47.2	↓-2.7
4/20 12:30	44.5	↓-2.7
4/20 12:40	41.8	↓-2.7
4/20 12:50	39.2	↓-2.6
4/20 13:00	36.7	↓-2.5
4/20 13:10	34.2	↓-2.5
4/20 13:20	31.9	↓-2.3
4/20 13:30	29.6	↓-2.3
4/20 13:40	27.5	↓-2.1
4/20 13:50	25.6	↓-1.9
4/20 14:00	23.8	↓-1.8
4/20 14:10	22.2	↓-1.6
4/20 14:20	20.9	↓-1.3
4/20 14:30	19.7	↓-1.2
4/20 14:40	18.7	↓-1.0
4/20 14:50	18.0	↓-0.7
4/20 15:00	17.5	↓-0.5
4/20 15:10	17.2	↓-0.3	干潮
4/20 15:20	17.2	0
4/20 15:30	17.4	↑0.2
4/20 15:40	17.8	↑0.4
4/20 15:50	18.5	↑0.7
4/20 16:00	19.4	↑0.9
4/20 16:10	20.6	↑1.2
4/20 16:20	22.0	↑1.4
4/20 16:30	23.5	↑1.5
4/20 16:40	25.3	↑1.8
4/20 16:50	27.3	↑2.0
4/20 17:00	29.4	↑2.1
4/20 17:10	31.7	↑2.3
4/20 17:20	34.2	↑2.5
4/20 17:30	36.7	↑2.5
4/20 17:40	39.4	↑2.7
4/20 17:50	42.2	↑2.8
4/20 18:00	45.0	↑2.8
4/20 18:10	47.9	↑2.9	最大潮位差
4/20 18:20	50.8	↑2.9	最大潮位差
4/20 18:30	53.7	↑2.9	最大潮位差
4/20 18:40	56.6	↑2.9	最大潮位差
4/20 18:50	59.5	↑2.9	最大潮位差
4/20 19:00	62.3	↑2.8
4/20 19:10	65.0	↑2.7
4/20 19:20	67.7	↑2.7
4/20 19:30	70.2	↑2.5
4/20 19:40	72.6	↑2.4
4/20 19:50	74.8	↑2.2
4/20 20:00	76.9	↑2.1
4/20 20:10	78.8	↑1.9
4/20 20:20	80.5	↑1.7
4/20 20:30	82.0	↑1.5
4/20 20:40	83.2	↑1.2
4/20 20:50	84.3	↑1.1
4/20 21:00	85.1	↑0.8
4/20 21:10	85.6	↑0.5
4/20 21:20	85.9	↑0.3	満潮
4/20 21:30	86.0	↑0.1
4/20 21:40	85.8	↓-0.2
4/20 21:50	85.3	↓-0.5
4/20 22:00	84.6	↓-0.7
4/20 22:10	83.7	↓-0.9
4/20 22:20	82.5	↓-1.2
4/20 22:30	81.1	↓-1.4
4/20 22:40	79.5	↓-1.6
4/20 22:50	77.6	↓-1.9
4/20 23:00	75.6	↓-2.0
4/20 23:10	73.4	↓-2.2
4/20 23:20	71.0	↓-2.4
4/20 23:30	68.5	↓-2.5
4/20 23:40	65.8	↓-2.7
4/20 23:50	63.0	↓-2.8