20 (木)	03:04	11:27	17:49	19:47
	34cm	-5cm	6cm	6cm
大潮 出 06:28 入 17:19 出 06:44 入 17:05 潮干狩り ◎ 07:50～17:19

江差／桧山（北海道）2042年02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
2/20 00:00	23.9	↑0.8
2/20 00:10	24.8	↑0.9
2/20 00:20	25.6	↑0.8
2/20 00:30	26.4	↑0.8
2/20 00:40	27.2	↑0.8
2/20 00:50	28.0	↑0.8
2/20 01:00	28.7	↑0.7
2/20 01:10	29.4	↑0.7
2/20 01:20	30.1	↑0.7
2/20 01:30	30.7	↑0.6
2/20 01:40	31.2	↑0.5
2/20 01:50	31.7	↑0.5
2/20 02:00	32.2	↑0.5
2/20 02:10	32.6	↑0.4
2/20 02:20	32.9	↑0.3
2/20 02:30	33.2	↑0.3
2/20 02:40	33.4	↑0.2
2/20 02:50	33.5	↑0.1
2/20 03:00	33.6	↑0.1	満潮
2/20 03:10	33.6	0
2/20 03:20	33.5	↓-0.1
2/20 03:30	33.3	↓-0.2
2/20 03:40	33.1	↓-0.2
2/20 03:50	32.8	↓-0.3
2/20 04:00	32.4	↓-0.4
2/20 04:10	31.9	↓-0.5
2/20 04:20	31.4	↓-0.5
2/20 04:30	30.7	↓-0.7
2/20 04:40	30.1	↓-0.6
2/20 04:50	29.3	↓-0.8
2/20 05:00	28.5	↓-0.8
2/20 05:10	27.6	↓-0.9
2/20 05:20	26.7	↓-0.9
2/20 05:30	25.7	↓-1.0
2/20 05:40	24.6	↓-1.1
2/20 05:50	23.5	↓-1.1
2/20 06:00	22.4	↓-1.1
2/20 06:10	21.2	↓-1.2
2/20 06:20	20.0	↓-1.2
2/20 06:30	18.8	↓-1.2
2/20 06:40	17.6	↓-1.2
2/20 06:50	16.3	↓-1.3	最大潮位差
2/20 07:00	15.0	↓-1.3	最大潮位差
2/20 07:10	13.8	↓-1.2
2/20 07:20	12.5	↓-1.3	最大潮位差
2/20 07:30	11.2	↓-1.3	最大潮位差
2/20 07:40	10.0	↓-1.2
2/20 07:50	8.7	↓-1.3	最大潮位差
2/20 08:00	7.5	↓-1.2
2/20 08:10	6.4	↓-1.1
2/20 08:20	5.2	↓-1.2
2/20 08:30	4.1	↓-1.1
2/20 08:40	3.1	↓-1.0
2/20 08:50	2.0	↓-1.1
2/20 09:00	1.1	↓-0.9
2/20 09:10	0.2	↓-0.9
2/20 09:20	-0.7	↓-0.9
2/20 09:30	-1.5	↓-0.8
2/20 09:40	-2.2	↓-0.7
2/20 09:50	-2.9	↓-0.7
2/20 10:00	-3.5	↓-0.6
2/20 10:10	-4.0	↓-0.5
2/20 10:20	-4.5	↓-0.5
2/20 10:30	-4.9	↓-0.4
2/20 10:40	-5.2	↓-0.3
2/20 10:50	-5.5	↓-0.3
2/20 11:00	-5.7	↓-0.2
2/20 11:10	-5.8	↓-0.1
2/20 11:20	-5.9	↓-0.1	干潮
2/20 11:30	-5.9	0
2/20 11:40	-5.8	↑0.1
2/20 11:50	-5.7	↑0.1
2/20 12:00	-5.6	↑0.1
2/20 12:10	-5.4	↑0.2
2/20 12:20	-5.1	↑0.3
2/20 12:30	-4.8	↑0.3
2/20 12:40	-4.5	↑0.3
2/20 12:50	-4.1	↑0.4
2/20 13:00	-3.7	↑0.4
2/20 13:10	-3.2	↑0.5
2/20 13:20	-2.8	↑0.4
2/20 13:30	-2.3	↑0.5
2/20 13:40	-1.8	↑0.5
2/20 13:50	-1.3	↑0.5
2/20 14:00	-0.8	↑0.5
2/20 14:10	-0.3	↑0.5
2/20 14:20	0.2	↑0.5
2/20 14:30	0.7	↑0.5
2/20 14:40	1.2	↑0.5
2/20 14:50	1.7	↑0.5
2/20 15:00	2.2	↑0.5
2/20 15:10	2.6	↑0.4
2/20 15:20	3.0	↑0.4
2/20 15:30	3.4	↑0.4
2/20 15:40	3.8	↑0.4
2/20 15:50	4.1	↑0.3
2/20 16:00	4.5	↑0.4
2/20 16:10	4.7	↑0.2
2/20 16:20	5.0	↑0.3
2/20 16:30	5.2	↑0.2
2/20 16:40	5.4	↑0.2
2/20 16:50	5.6	↑0.2
2/20 17:00	5.7	↑0.1
2/20 17:10	5.8	↑0.1
2/20 17:20	5.9	↑0.1
2/20 17:30	5.9	0
2/20 17:40	6.0	↑0.1	満潮
2/20 17:50	6.0	0
2/20 18:00	5.9	↓-0.1
2/20 18:10	5.9	0
2/20 18:20	5.9	0
2/20 18:30	5.8	↓-0.1
2/20 18:40	5.8	0
2/20 18:50	5.7	↓-0.1
2/20 19:00	5.6	↓-0.1
2/20 19:10	5.6	0
2/20 19:20	5.5	↓-0.1
2/20 19:30	5.5	0
2/20 19:40	5.5	0	干潮
2/20 19:50	5.5	0
2/20 20:00	5.5	0
2/20 20:10	5.5	0
2/20 20:20	5.6	↑0.1
2/20 20:30	5.7	↑0.1
2/20 20:40	5.9	↑0.2
2/20 20:50	6.0	↑0.1
2/20 21:00	6.2	↑0.2
2/20 21:10	6.5	↑0.3
2/20 21:20	6.8	↑0.3
2/20 21:30	7.1	↑0.3
2/20 21:40	7.5	↑0.4
2/20 21:50	8.0	↑0.5
2/20 22:00	8.4	↑0.4
2/20 22:10	9.0	↑0.6
2/20 22:20	9.5	↑0.5
2/20 22:30	10.1	↑0.6
2/20 22:40	10.8	↑0.7
2/20 22:50	11.5	↑0.7
2/20 23:00	12.2	↑0.7
2/20 23:10	13.0	↑0.8
2/20 23:20	13.8	↑0.8
2/20 23:30	14.6	↑0.8
2/20 23:40	15.5	↑0.9
2/20 23:50	16.4	↑0.9