20 (月)	-	08:15	-	-
	-	-1cm	-	-
若潮 出 04:53 入 18:25 出 14:29 入 03:12 潮干狩り ◎ 04:53～16:01

江差／桧山（北海道）2043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	26.9	↓-0.1
4/20 00:10	26.7	↓-0.2
4/20 00:20	26.4	↓-0.3
4/20 00:30	26.1	↓-0.3
4/20 00:40	25.7	↓-0.4
4/20 00:50	25.4	↓-0.3
4/20 01:00	24.9	↓-0.5
4/20 01:10	24.4	↓-0.5
4/20 01:20	23.9	↓-0.5
4/20 01:30	23.3	↓-0.6
4/20 01:40	22.7	↓-0.6
4/20 01:50	22.1	↓-0.6
4/20 02:00	21.4	↓-0.7
4/20 02:10	20.7	↓-0.7
4/20 02:20	20.0	↓-0.7
4/20 02:30	19.3	↓-0.7
4/20 02:40	18.5	↓-0.8
4/20 02:50	17.7	↓-0.8
4/20 03:00	16.9	↓-0.8
4/20 03:10	16.0	↓-0.9	最大潮位差
4/20 03:20	15.2	↓-0.8
4/20 03:30	14.3	↓-0.9	最大潮位差
4/20 03:40	13.5	↓-0.8
4/20 03:50	12.6	↓-0.9	最大潮位差
4/20 04:00	11.8	↓-0.8
4/20 04:10	10.9	↓-0.9	最大潮位差
4/20 04:20	10.1	↓-0.8
4/20 04:30	9.2	↓-0.9	最大潮位差
4/20 04:40	8.4	↓-0.8
4/20 04:50	7.6	↓-0.8
4/20 05:00	6.9	↓-0.7
4/20 05:10	6.1	↓-0.8
4/20 05:20	5.4	↓-0.7
4/20 05:30	4.7	↓-0.7
4/20 05:40	4.0	↓-0.7
4/20 05:50	3.4	↓-0.6
4/20 06:00	2.8	↓-0.6
4/20 06:10	2.3	↓-0.5
4/20 06:20	1.8	↓-0.5
4/20 06:30	1.3	↓-0.5
4/20 06:40	0.8	↓-0.5
4/20 06:50	0.5	↓-0.3
4/20 07:00	0.1	↓-0.4
4/20 07:10	-0.2	↓-0.3
4/20 07:20	-0.4	↓-0.2
4/20 07:30	-0.6	↓-0.2
4/20 07:40	-0.8	↓-0.2
4/20 07:50	-0.9	↓-0.1
4/20 08:00	-1.0	↓-0.1
4/20 08:10	-1.0	0	干潮
4/20 08:20	-1.0	0
4/20 08:30	-1.0	0
4/20 08:40	-0.9	↑0.1
4/20 08:50	-0.8	↑0.1
4/20 09:00	-0.6	↑0.2
4/20 09:10	-0.5	↑0.1
4/20 09:20	-0.3	↑0.2
4/20 09:30	0.0	↑0.3
4/20 09:40	0.2	0
4/20 09:50	0.5	↑0.3
4/20 10:00	0.8	↑0.3
4/20 10:10	1.2	↑0.4
4/20 10:20	1.5	↑0.3
4/20 10:30	1.8	↑0.3
4/20 10:40	2.2	↑0.4
4/20 10:50	2.6	↑0.4
4/20 11:00	2.9	↑0.3
4/20 11:10	3.3	↑0.4
4/20 11:20	3.7	↑0.4
4/20 11:30	4.1	↑0.4
4/20 11:40	4.4	↑0.3
4/20 11:50	4.8	↑0.4
4/20 12:00	5.1	↑0.3
4/20 12:10	5.4	↑0.3
4/20 12:20	5.8	↑0.4
4/20 12:30	6.1	↑0.3
4/20 12:40	6.4	↑0.3
4/20 12:50	6.6	↑0.2
4/20 13:00	6.9	↑0.3
4/20 13:10	7.1	↑0.2
4/20 13:20	7.4	↑0.3
4/20 13:30	7.6	↑0.2
4/20 13:40	7.8	↑0.2
4/20 13:50	7.9	↑0.1
4/20 14:00	8.1	↑0.2
4/20 14:10	8.2	↑0.1
4/20 14:20	8.3	↑0.1
4/20 14:30	8.4	↑0.1
4/20 14:40	8.5	↑0.1
4/20 14:50	8.6	↑0.1
4/20 15:00	8.6	0
4/20 15:10	8.7	↑0.1
4/20 15:20	8.7	0
4/20 15:30	8.8	↑0.1
4/20 15:40	8.8	0
4/20 15:50	8.8	0
4/20 16:00	8.9	↑0.1
4/20 16:10	8.9	0
4/20 16:20	8.9	0
4/20 16:30	9.0	↑0.1
4/20 16:40	9.0	0
4/20 16:50	9.1	↑0.1
4/20 17:00	9.2	↑0.1
4/20 17:10	9.2	0
4/20 17:20	9.3	↑0.1
4/20 17:30	9.5	↑0.2
4/20 17:40	9.6	↑0.1
4/20 17:50	9.8	↑0.2
4/20 18:00	9.9	↑0.1
4/20 18:10	10.2	↑0.3
4/20 18:20	10.4	↑0.2
4/20 18:30	10.6	↑0.2
4/20 18:40	10.9	↑0.3
4/20 18:50	11.2	↑0.3
4/20 19:00	11.6	↑0.4
4/20 19:10	11.9	↑0.3
4/20 19:20	12.3	↑0.4
4/20 19:30	12.7	↑0.4
4/20 19:40	13.1	↑0.4
4/20 19:50	13.6	↑0.5
4/20 20:00	14.1	↑0.5
4/20 20:10	14.6	↑0.5
4/20 20:20	15.1	↑0.5
4/20 20:30	15.6	↑0.5
4/20 20:40	16.2	↑0.6
4/20 20:50	16.7	↑0.5
4/20 21:00	17.3	↑0.6
4/20 21:10	17.9	↑0.6
4/20 21:20	18.4	↑0.5
4/20 21:30	19.0	↑0.6
4/20 21:40	19.6	↑0.6
4/20 21:50	20.2	↑0.6
4/20 22:00	20.7	↑0.5
4/20 22:10	21.3	↑0.6
4/20 22:20	21.8	↑0.5
4/20 22:30	22.4	↑0.6
4/20 22:40	22.9	↑0.5
4/20 22:50	23.4	↑0.5
4/20 23:00	23.8	↑0.4
4/20 23:10	24.2	↑0.4
4/20 23:20	24.6	↑0.4
4/20 23:30	25.0	↑0.4
4/20 23:40	25.3	↑0.3
4/20 23:50	25.6	↑0.3