12 (火)	09:30	01:45	18:19	09:43
	9cm	-5cm	29cm	9cm
中潮 出 05:05 入 18:17 出 23:14 入 08:02 潮干狩り ○ 05:05～10:54

江差／桧山（北海道）2050年04月12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
4/12 00:00	-2.6	↓-0.7
4/12 00:10	-3.2	↓-0.6
4/12 00:20	-3.7	↓-0.5
4/12 00:30	-4.2	↓-0.5
4/12 00:40	-4.7	↓-0.5
4/12 00:50	-5.0	↓-0.3
4/12 01:00	-5.3	↓-0.3
4/12 01:10	-5.6	↓-0.3
4/12 01:20	-5.7	↓-0.1
4/12 01:30	-5.9	↓-0.2
4/12 01:40	-5.9	0	干潮
4/12 01:50	-5.9	0
4/12 02:00	-5.8	↑0.1
4/12 02:10	-5.7	↑0.1
4/12 02:20	-5.5	↑0.2
4/12 02:30	-5.3	↑0.2
4/12 02:40	-5.0	↑0.3
4/12 02:50	-4.7	↑0.3
4/12 03:00	-4.4	↑0.3
4/12 03:10	-4.0	↑0.4
4/12 03:20	-3.5	↑0.5
4/12 03:30	-3.1	↑0.4
4/12 03:40	-2.6	↑0.5
4/12 03:50	-2.1	↑0.5
4/12 04:00	-1.6	↑0.5
4/12 04:10	-1.0	↑0.6
4/12 04:20	-0.5	↑0.5
4/12 04:30	0.1	↑0.6
4/12 04:40	0.6	↑0.5
4/12 04:50	1.2	↑0.6
4/12 05:00	1.7	↑0.5
4/12 05:10	2.3	↑0.6
4/12 05:20	2.8	↑0.5
4/12 05:30	3.3	↑0.5
4/12 05:40	3.8	↑0.5
4/12 05:50	4.3	↑0.5
4/12 06:00	4.8	↑0.5
4/12 06:10	5.2	↑0.4
4/12 06:20	5.6	↑0.4
4/12 06:30	6.0	↑0.4
4/12 06:40	6.4	↑0.4
4/12 06:50	6.7	↑0.3
4/12 07:00	7.0	↑0.3
4/12 07:10	7.3	↑0.3
4/12 07:20	7.5	↑0.2
4/12 07:30	7.7	↑0.2
4/12 07:40	7.9	↑0.2
4/12 07:50	8.1	↑0.2
4/12 08:00	8.2	↑0.1
4/12 08:10	8.3	↑0.1
4/12 08:20	8.4	↑0.1
4/12 08:30	8.5	↑0.1
4/12 08:40	8.6	↑0.1
4/12 08:50	8.6	0
4/12 09:00	8.6	0
4/12 09:10	8.6	0
4/12 09:20	8.6	0	満潮
4/12 09:30	8.6	0	満潮
4/12 09:40	8.6	0	干潮
4/12 09:50	8.6	0
4/12 10:00	8.6	0
4/12 10:10	8.7	↑0.1
4/12 10:20	8.7	0
4/12 10:30	8.7	0
4/12 10:40	8.8	↑0.1
4/12 10:50	8.8	0
4/12 11:00	8.9	↑0.1
4/12 11:10	9.0	↑0.1
4/12 11:20	9.2	↑0.2
4/12 11:30	9.3	↑0.1
4/12 11:40	9.5	↑0.2
4/12 11:50	9.8	↑0.3
4/12 12:00	10.0	↑0.2
4/12 12:10	10.3	↑0.3
4/12 12:20	10.6	↑0.3
4/12 12:30	11.0	↑0.4
4/12 12:40	11.4	↑0.4
4/12 12:50	11.8	↑0.4
4/12 13:00	12.3	↑0.5
4/12 13:10	12.8	↑0.5
4/12 13:20	13.3	↑0.5
4/12 13:30	13.8	↑0.5
4/12 13:40	14.4	↑0.6
4/12 13:50	15.0	↑0.6
4/12 14:00	15.6	↑0.6
4/12 14:10	16.3	↑0.7
4/12 14:20	16.9	↑0.6
4/12 14:30	17.6	↑0.7
4/12 14:40	18.3	↑0.7
4/12 14:50	19.0	↑0.7
4/12 15:00	19.7	↑0.7
4/12 15:10	20.4	↑0.7
4/12 15:20	21.1	↑0.7
4/12 15:30	21.8	↑0.7
4/12 15:40	22.5	↑0.7
4/12 15:50	23.1	↑0.6
4/12 16:00	23.8	↑0.7
4/12 16:10	24.4	↑0.6
4/12 16:20	25.0	↑0.6
4/12 16:30	25.6	↑0.6
4/12 16:40	26.1	↑0.5
4/12 16:50	26.6	↑0.5
4/12 17:00	27.1	↑0.5
4/12 17:10	27.5	↑0.4
4/12 17:20	27.8	↑0.3
4/12 17:30	28.1	↑0.3
4/12 17:40	28.4	↑0.3
4/12 17:50	28.6	↑0.2
4/12 18:00	28.7	↑0.1
4/12 18:10	28.8	↑0.1	満潮
4/12 18:20	28.8	0
4/12 18:30	28.8	0
4/12 18:40	28.7	↓-0.1
4/12 18:50	28.5	↓-0.2
4/12 19:00	28.3	↓-0.2
4/12 19:10	28.0	↓-0.3
4/12 19:20	27.6	↓-0.4
4/12 19:30	27.2	↓-0.4
4/12 19:40	26.7	↓-0.5
4/12 19:50	26.2	↓-0.5
4/12 20:00	25.6	↓-0.6
4/12 20:10	24.9	↓-0.7
4/12 20:20	24.2	↓-0.7
4/12 20:30	23.5	↓-0.7
4/12 20:40	22.7	↓-0.8
4/12 20:50	21.8	↓-0.9
4/12 21:00	20.9	↓-0.9
4/12 21:10	20.0	↓-0.9
4/12 21:20	19.0	↓-1.0
4/12 21:30	18.1	↓-0.9
4/12 21:40	17.0	↓-1.1	最大潮位差
4/12 21:50	16.0	↓-1.0
4/12 22:00	15.0	↓-1.0
4/12 22:10	13.9	↓-1.1	最大潮位差
4/12 22:20	12.9	↓-1.0
4/12 22:30	11.8	↓-1.1	最大潮位差
4/12 22:40	10.7	↓-1.1	最大潮位差
4/12 22:50	9.7	↓-1.0
4/12 23:00	8.6	↓-1.1	最大潮位差
4/12 23:10	7.6	↓-1.0
4/12 23:20	6.6	↓-1.0
4/12 23:30	5.6	↓-1.0
4/12 23:40	4.7	↓-0.9
4/12 23:50	3.8	↓-0.9