20 (木)	16:44	00:12	-	-
	33cm	-8cm	-	-
中潮 出 04:52 入 18:26 出 06:05 入 22:07

江差／桧山（北海道）2045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	-8.3	↓-0.1
4/20 00:10	-8.4	↓-0.1	干潮
4/20 00:20	-8.4	0
4/20 00:30	-8.3	↑0.1
4/20 00:40	-8.1	↑0.2
4/20 00:50	-7.9	↑0.2
4/20 01:00	-7.6	↑0.3
4/20 01:10	-7.2	↑0.4
4/20 01:20	-6.8	↑0.4
4/20 01:30	-6.3	↑0.5
4/20 01:40	-5.8	↑0.5
4/20 01:50	-5.2	↑0.6
4/20 02:00	-4.6	↑0.6
4/20 02:10	-4.0	↑0.6
4/20 02:20	-3.3	↑0.7
4/20 02:30	-2.6	↑0.7
4/20 02:40	-1.9	↑0.7
4/20 02:50	-1.2	↑0.7
4/20 03:00	-0.4	↑0.8
4/20 03:10	0.3	↑0.7
4/20 03:20	1.1	↑0.8
4/20 03:30	1.8	↑0.7
4/20 03:40	2.6	↑0.8
4/20 03:50	3.3	↑0.7
4/20 04:00	4.1	↑0.8
4/20 04:10	4.8	↑0.7
4/20 04:20	5.5	↑0.7
4/20 04:30	6.1	↑0.6
4/20 04:40	6.8	↑0.7
4/20 04:50	7.4	↑0.6
4/20 05:00	7.9	↑0.5
4/20 05:10	8.5	↑0.6
4/20 05:20	9.0	↑0.5
4/20 05:30	9.5	↑0.5
4/20 05:40	9.9	↑0.4
4/20 05:50	10.3	↑0.4
4/20 06:00	10.7	↑0.4
4/20 06:10	11.0	↑0.3
4/20 06:20	11.3	↑0.3
4/20 06:30	11.5	↑0.2
4/20 06:40	11.7	↑0.2
4/20 06:50	11.9	↑0.2
4/20 07:00	12.1	↑0.2
4/20 07:10	12.2	↑0.1
4/20 07:20	12.3	↑0.1
4/20 07:30	12.4	↑0.1
4/20 07:40	12.4	0
4/20 07:50	12.5	↑0.1
4/20 08:00	12.5	0
4/20 08:10	12.5	0
4/20 08:20	12.5	0
4/20 08:30	12.5	0
4/20 08:40	12.5	0
4/20 08:50	12.5	0
4/20 09:00	12.5	0
4/20 09:10	12.6	↑0.1
4/20 09:20	12.6	0
4/20 09:30	12.7	↑0.1
4/20 09:40	12.7	0
4/20 09:50	12.8	↑0.1
4/20 10:00	12.9	↑0.1
4/20 10:10	13.1	↑0.2
4/20 10:20	13.3	↑0.2
4/20 10:30	13.5	↑0.2
4/20 10:40	13.7	↑0.2
4/20 10:50	14.0	↑0.3
4/20 11:00	14.3	↑0.3
4/20 11:10	14.7	↑0.4
4/20 11:20	15.0	↑0.3
4/20 11:30	15.5	↑0.5
4/20 11:40	15.9	↑0.4
4/20 11:50	16.4	↑0.5
4/20 12:00	16.9	↑0.5
4/20 12:10	17.5	↑0.6
4/20 12:20	18.1	↑0.6
4/20 12:30	18.7	↑0.6
4/20 12:40	19.3	↑0.6
4/20 12:50	20.0	↑0.7
4/20 13:00	20.7	↑0.7
4/20 13:10	21.4	↑0.7
4/20 13:20	22.1	↑0.7
4/20 13:30	22.8	↑0.7
4/20 13:40	23.5	↑0.7
4/20 13:50	24.2	↑0.7
4/20 14:00	24.9	↑0.7
4/20 14:10	25.6	↑0.7
4/20 14:20	26.3	↑0.7
4/20 14:30	27.0	↑0.7
4/20 14:40	27.7	↑0.7
4/20 14:50	28.3	↑0.6
4/20 15:00	28.9	↑0.6
4/20 15:10	29.4	↑0.5
4/20 15:20	30.0	↑0.6
4/20 15:30	30.4	↑0.4
4/20 15:40	30.8	↑0.4
4/20 15:50	31.2	↑0.4
4/20 16:00	31.5	↑0.3
4/20 16:10	31.8	↑0.3
4/20 16:20	32.0	↑0.2
4/20 16:30	32.1	↑0.1
4/20 16:40	32.1	0	満潮
4/20 16:50	32.1	0
4/20 17:00	32.1	0
4/20 17:10	31.9	↓-0.2
4/20 17:20	31.7	↓-0.2
4/20 17:30	31.4	↓-0.3
4/20 17:40	31.0	↓-0.4
4/20 17:50	30.5	↓-0.5
4/20 18:00	30.0	↓-0.5
4/20 18:10	29.4	↓-0.6
4/20 18:20	28.7	↓-0.7
4/20 18:30	28.0	↓-0.7
4/20 18:40	27.2	↓-0.8
4/20 18:50	26.4	↓-0.8
4/20 19:00	25.4	↓-1.0
4/20 19:10	24.5	↓-0.9
4/20 19:20	23.4	↓-1.1
4/20 19:30	22.4	↓-1.0
4/20 19:40	21.2	↓-1.2
4/20 19:50	20.1	↓-1.1
4/20 20:00	18.9	↓-1.2
4/20 20:10	17.7	↓-1.2
4/20 20:20	16.4	↓-1.3	最大潮位差
4/20 20:30	15.2	↓-1.2
4/20 20:40	13.9	↓-1.3	最大潮位差
4/20 20:50	12.6	↓-1.3	最大潮位差
4/20 21:00	11.3	↓-1.3	最大潮位差
4/20 21:10	10.0	↓-1.3	最大潮位差
4/20 21:20	8.8	↓-1.2
4/20 21:30	7.5	↓-1.3	最大潮位差
4/20 21:40	6.3	↓-1.2
4/20 21:50	5.1	↓-1.2
4/20 22:00	3.9	↓-1.2
4/20 22:10	2.7	↓-1.2
4/20 22:20	1.6	↓-1.1
4/20 22:30	0.6	↓-1.0
4/20 22:40	-0.4	↓-1.0
4/20 22:50	-1.4	↓-1.0
4/20 23:00	-2.3	↓-0.9
4/20 23:10	-3.1	↓-0.8
4/20 23:20	-3.9	↓-0.8
4/20 23:30	-4.6	↓-0.7
4/20 23:40	-5.3	↓-0.7
4/20 23:50	-5.9	↓-0.6