20 (火)	17:29	01:04	-	-
	32cm	-7cm	-	-
中潮 出 04:52 入 18:26 出 23:01 入 06:55 潮干狩り ◎ 04:52～06:32

江差／桧山（北海道）2060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	-6.3	↓-0.5
4/20 00:10	-6.7	↓-0.4
4/20 00:20	-7.0	↓-0.3
4/20 00:30	-7.3	↓-0.3
4/20 00:40	-7.5	↓-0.2
4/20 00:50	-7.6	↓-0.1
4/20 01:00	-7.6	0	干潮
4/20 01:10	-7.6	0
4/20 01:20	-7.6	0
4/20 01:30	-7.4	↑0.2
4/20 01:40	-7.2	↑0.2
4/20 01:50	-6.9	↑0.3
4/20 02:00	-6.6	↑0.3
4/20 02:10	-6.3	↑0.3
4/20 02:20	-5.9	↑0.4
4/20 02:30	-5.4	↑0.5
4/20 02:40	-4.9	↑0.5
4/20 02:50	-4.3	↑0.6
4/20 03:00	-3.8	↑0.5
4/20 03:10	-3.2	↑0.6
4/20 03:20	-2.6	↑0.6
4/20 03:30	-1.9	↑0.7
4/20 03:40	-1.2	↑0.7
4/20 03:50	-0.6	↑0.6
4/20 04:00	0.1	↑0.7
4/20 04:10	0.8	↑0.7
4/20 04:20	1.5	↑0.7
4/20 04:30	2.1	↑0.6
4/20 04:40	2.8	↑0.7
4/20 04:50	3.5	↑0.7
4/20 05:00	4.1	↑0.6
4/20 05:10	4.7	↑0.6
4/20 05:20	5.3	↑0.6
4/20 05:30	5.9	↑0.6
4/20 05:40	6.5	↑0.6
4/20 05:50	7.0	↑0.5
4/20 06:00	7.5	↑0.5
4/20 06:10	8.0	↑0.5
4/20 06:20	8.4	↑0.4
4/20 06:30	8.8	↑0.4
4/20 06:40	9.2	↑0.4
4/20 06:50	9.5	↑0.3
4/20 07:00	9.8	↑0.3
4/20 07:10	10.1	↑0.3
4/20 07:20	10.4	↑0.3
4/20 07:30	10.6	↑0.2
4/20 07:40	10.8	↑0.2
4/20 07:50	11.0	↑0.2
4/20 08:00	11.1	↑0.1
4/20 08:10	11.2	↑0.1
4/20 08:20	11.4	↑0.2
4/20 08:30	11.5	↑0.1
4/20 08:40	11.5	0
4/20 08:50	11.6	↑0.1
4/20 09:00	11.7	↑0.1
4/20 09:10	11.8	↑0.1
4/20 09:20	11.8	0
4/20 09:30	11.9	↑0.1
4/20 09:40	12.0	↑0.1
4/20 09:50	12.1	↑0.1
4/20 10:00	12.1	0
4/20 10:10	12.3	↑0.2
4/20 10:20	12.4	↑0.1
4/20 10:30	12.5	↑0.1
4/20 10:40	12.7	↑0.2
4/20 10:50	12.9	↑0.2
4/20 11:00	13.1	↑0.2
4/20 11:10	13.4	↑0.3
4/20 11:20	13.6	↑0.2
4/20 11:30	13.9	↑0.3
4/20 11:40	14.3	↑0.4
4/20 11:50	14.6	↑0.3
4/20 12:00	15.0	↑0.4
4/20 12:10	15.5	↑0.5
4/20 12:20	15.9	↑0.4
4/20 12:30	16.4	↑0.5
4/20 12:40	17.0	↑0.6
4/20 12:50	17.5	↑0.5
4/20 13:00	18.1	↑0.6
4/20 13:10	18.7	↑0.6
4/20 13:20	19.3	↑0.6
4/20 13:30	20.0	↑0.7
4/20 13:40	20.6	↑0.6
4/20 13:50	21.3	↑0.7
4/20 14:00	22.0	↑0.7
4/20 14:10	22.7	↑0.7
4/20 14:20	23.4	↑0.7
4/20 14:30	24.1	↑0.7
4/20 14:40	24.8	↑0.7
4/20 14:50	25.4	↑0.6
4/20 15:00	26.1	↑0.7
4/20 15:10	26.8	↑0.7
4/20 15:20	27.4	↑0.6
4/20 15:30	28.0	↑0.6
4/20 15:40	28.6	↑0.6
4/20 15:50	29.1	↑0.5
4/20 16:00	29.6	↑0.5
4/20 16:10	30.1	↑0.5
4/20 16:20	30.5	↑0.4
4/20 16:30	30.9	↑0.4
4/20 16:40	31.2	↑0.3
4/20 16:50	31.5	↑0.3
4/20 17:00	31.7	↑0.2
4/20 17:10	31.8	↑0.1
4/20 17:20	31.9	↑0.1	満潮
4/20 17:30	32.0	↑0.1
4/20 17:40	31.9	↓-0.1
4/20 17:50	31.8	↓-0.1
4/20 18:00	31.6	↓-0.2
4/20 18:10	31.4	↓-0.2
4/20 18:20	31.0	↓-0.4
4/20 18:30	30.7	↓-0.3
4/20 18:40	30.2	↓-0.5
4/20 18:50	29.7	↓-0.5
4/20 19:00	29.1	↓-0.6
4/20 19:10	28.4	↓-0.7
4/20 19:20	27.7	↓-0.7
4/20 19:30	26.9	↓-0.8
4/20 19:40	26.1	↓-0.8
4/20 19:50	25.2	↓-0.9
4/20 20:00	24.3	↓-0.9
4/20 20:10	23.3	↓-1.0
4/20 20:20	22.3	↓-1.0
4/20 20:30	21.2	↓-1.1
4/20 20:40	20.1	↓-1.1
4/20 20:50	19.0	↓-1.1
4/20 21:00	17.8	↓-1.2	最大潮位差
4/20 21:10	16.6	↓-1.2	最大潮位差
4/20 21:20	15.4	↓-1.2	最大潮位差
4/20 21:30	14.2	↓-1.2	最大潮位差
4/20 21:40	13.0	↓-1.2	最大潮位差
4/20 21:50	11.8	↓-1.2	最大潮位差
4/20 22:00	10.6	↓-1.2	最大潮位差
4/20 22:10	9.4	↓-1.2	最大潮位差
4/20 22:20	8.2	↓-1.2	最大潮位差
4/20 22:30	7.1	↓-1.1
4/20 22:40	5.9	↓-1.2	最大潮位差
4/20 22:50	4.8	↓-1.1
4/20 23:00	3.7	↓-1.1
4/20 23:10	2.7	↓-1.0
4/20 23:20	1.7	↓-1.0
4/20 23:30	0.7	↓-1.0
4/20 23:40	-0.2	↓-0.9
4/20 23:50	-1.1	↓-0.9