12 (月)	20:14	04:18	-	-
	28cm	-4cm	-	-
小潮 出 05:05 入 18:17 出 09:53 入 00:23 潮干狩り ◎ 05:05～12:11

江差／桧山（北海道）2038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	9.3	↓-1.0	最大潮位差
4/12 00:10	8.4	↓-0.9
4/12 00:20	7.5	↓-0.9
4/12 00:30	6.6	↓-0.9
4/12 00:40	5.7	↓-0.9
4/12 00:50	4.8	↓-0.9
4/12 01:00	3.9	↓-0.9
4/12 01:10	3.1	↓-0.8
4/12 01:20	2.3	↓-0.8
4/12 01:30	1.6	↓-0.7
4/12 01:40	0.9	↓-0.7
4/12 01:50	0.2	↓-0.7
4/12 02:00	-0.4	↓-0.6
4/12 02:10	-1.0	↓-0.6
4/12 02:20	-1.6	↓-0.6
4/12 02:30	-2.1	↓-0.5
4/12 02:40	-2.6	↓-0.5
4/12 02:50	-3.0	↓-0.4
4/12 03:00	-3.3	↓-0.3
4/12 03:10	-3.7	↓-0.4
4/12 03:20	-3.9	↓-0.2
4/12 03:30	-4.2	↓-0.3
4/12 03:40	-4.3	↓-0.1
4/12 03:50	-4.5	↓-0.2
4/12 04:00	-4.6	↓-0.1
4/12 04:10	-4.6	0	干潮
4/12 04:20	-4.6	0
4/12 04:30	-4.6	0
4/12 04:40	-4.5	↑0.1
4/12 04:50	-4.4	↑0.1
4/12 05:00	-4.3	↑0.1
4/12 05:10	-4.1	↑0.2
4/12 05:20	-3.9	↑0.2
4/12 05:30	-3.7	↑0.2
4/12 05:40	-3.4	↑0.3
4/12 05:50	-3.1	↑0.3
4/12 06:00	-2.8	↑0.3
4/12 06:10	-2.5	↑0.3
4/12 06:20	-2.1	↑0.4
4/12 06:30	-1.8	↑0.3
4/12 06:40	-1.4	↑0.4
4/12 06:50	-1.0	↑0.4
4/12 07:00	-0.6	↑0.4
4/12 07:10	-0.3	↑0.3
4/12 07:20	0.1	↑0.4
4/12 07:30	0.5	↑0.4
4/12 07:40	0.9	↑0.4
4/12 07:50	1.3	↑0.4
4/12 08:00	1.7	↑0.4
4/12 08:10	2.1	↑0.4
4/12 08:20	2.5	↑0.4
4/12 08:30	2.8	↑0.3
4/12 08:40	3.2	↑0.4
4/12 08:50	3.6	↑0.4
4/12 09:00	3.9	↑0.3
4/12 09:10	4.2	↑0.3
4/12 09:20	4.6	↑0.4
4/12 09:30	4.9	↑0.3
4/12 09:40	5.2	↑0.3
4/12 09:50	5.5	↑0.3
4/12 10:00	5.7	↑0.2
4/12 10:10	6.0	↑0.3
4/12 10:20	6.3	↑0.3
4/12 10:30	6.5	↑0.2
4/12 10:40	6.8	↑0.3
4/12 10:50	7.0	↑0.2
4/12 11:00	7.2	↑0.2
4/12 11:10	7.5	↑0.3
4/12 11:20	7.7	↑0.2
4/12 11:30	7.9	↑0.2
4/12 11:40	8.1	↑0.2
4/12 11:50	8.4	↑0.3
4/12 12:00	8.6	↑0.2
4/12 12:10	8.8	↑0.2
4/12 12:20	9.1	↑0.3
4/12 12:30	9.3	↑0.2
4/12 12:40	9.6	↑0.3
4/12 12:50	9.9	↑0.3
4/12 13:00	10.1	↑0.2
4/12 13:10	10.4	↑0.3
4/12 13:20	10.7	↑0.3
4/12 13:30	11.0	↑0.3
4/12 13:40	11.4	↑0.4
4/12 13:50	11.7	↑0.3
4/12 14:00	12.1	↑0.4
4/12 14:10	12.5	↑0.4
4/12 14:20	12.8	↑0.3
4/12 14:30	13.3	↑0.5
4/12 14:40	13.7	↑0.4
4/12 14:50	14.1	↑0.4
4/12 15:00	14.6	↑0.5
4/12 15:10	15.0	↑0.4
4/12 15:20	15.5	↑0.5
4/12 15:30	16.0	↑0.5
4/12 15:40	16.5	↑0.5
4/12 15:50	17.0	↑0.5
4/12 16:00	17.6	↑0.6
4/12 16:10	18.1	↑0.5
4/12 16:20	18.6	↑0.5
4/12 16:30	19.2	↑0.6
4/12 16:40	19.7	↑0.5
4/12 16:50	20.2	↑0.5
4/12 17:00	20.8	↑0.6
4/12 17:10	21.3	↑0.5
4/12 17:20	21.8	↑0.5
4/12 17:30	22.3	↑0.5
4/12 17:40	22.8	↑0.5
4/12 17:50	23.3	↑0.5
4/12 18:00	23.8	↑0.5
4/12 18:10	24.2	↑0.4
4/12 18:20	24.7	↑0.5
4/12 18:30	25.1	↑0.4
4/12 18:40	25.4	↑0.3
4/12 18:50	25.8	↑0.4
4/12 19:00	26.1	↑0.3
4/12 19:10	26.3	↑0.2
4/12 19:20	26.6	↑0.3
4/12 19:30	26.8	↑0.2
4/12 19:40	27.0	↑0.2
4/12 19:50	27.1	↑0.1
4/12 20:00	27.2	↑0.1
4/12 20:10	27.2	0	満潮
4/12 20:20	27.2	0
4/12 20:30	27.1	↓-0.1
4/12 20:40	27.0	↓-0.1
4/12 20:50	26.9	↓-0.1
4/12 21:00	26.7	↓-0.2
4/12 21:10	26.4	↓-0.3
4/12 21:20	26.1	↓-0.3
4/12 21:30	25.8	↓-0.3
4/12 21:40	25.4	↓-0.4
4/12 21:50	25.0	↓-0.4
4/12 22:00	24.5	↓-0.5
4/12 22:10	24.0	↓-0.5
4/12 22:20	23.4	↓-0.6
4/12 22:30	22.8	↓-0.6
4/12 22:40	22.2	↓-0.6
4/12 22:50	21.5	↓-0.7
4/12 23:00	20.8	↓-0.7
4/12 23:10	20.1	↓-0.7
4/12 23:20	19.3	↓-0.8
4/12 23:30	18.5	↓-0.8
4/12 23:40	17.7	↓-0.8
4/12 23:50	16.9	↓-0.8