20 (金)	04:35	13:06	-	-
	46cm	4cm	-	-
中潮 出 07:01 入 16:13 出 09:26 入 20:01 潮干狩り ◎ 10:55～15:48

江差／桧山（北海道）2047年12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
12/20 00:00	27.3	↑0.8
12/20 00:10	28.1	↑0.8
12/20 00:20	28.9	↑0.8
12/20 00:30	29.8	↑0.9
12/20 00:40	30.7	↑0.9
12/20 00:50	31.6	↑0.9
12/20 01:00	32.5	↑0.9
12/20 01:10	33.4	↑0.9
12/20 01:20	34.3	↑0.9
12/20 01:30	35.2	↑0.9
12/20 01:40	36.1	↑0.9
12/20 01:50	37.0	↑0.9
12/20 02:00	37.8	↑0.8
12/20 02:10	38.7	↑0.9
12/20 02:20	39.5	↑0.8
12/20 02:30	40.3	↑0.8
12/20 02:40	41.0	↑0.7
12/20 02:50	41.7	↑0.7
12/20 03:00	42.4	↑0.7
12/20 03:10	43.0	↑0.6
12/20 03:20	43.6	↑0.6
12/20 03:30	44.0	↑0.4
12/20 03:40	44.5	↑0.5
12/20 03:50	44.8	↑0.3
12/20 04:00	45.1	↑0.3
12/20 04:10	45.3	↑0.2
12/20 04:20	45.5	↑0.2
12/20 04:30	45.6	↑0.1	満潮
12/20 04:40	45.6	0
12/20 04:50	45.5	↓-0.1
12/20 05:00	45.3	↓-0.2
12/20 05:10	45.0	↓-0.3
12/20 05:20	44.7	↓-0.3
12/20 05:30	44.3	↓-0.4
12/20 05:40	43.8	↓-0.5
12/20 05:50	43.2	↓-0.6
12/20 06:00	42.6	↓-0.6
12/20 06:10	41.9	↓-0.7
12/20 06:20	41.1	↓-0.8
12/20 06:30	40.2	↓-0.9
12/20 06:40	39.3	↓-0.9
12/20 06:50	38.3	↓-1.0
12/20 07:00	37.3	↓-1.0
12/20 07:10	36.2	↓-1.1
12/20 07:20	35.0	↓-1.2
12/20 07:30	33.8	↓-1.2
12/20 07:40	32.6	↓-1.2
12/20 07:50	31.4	↓-1.2
12/20 08:00	30.1	↓-1.3
12/20 08:10	28.8	↓-1.3
12/20 08:20	27.4	↓-1.4	最大潮位差
12/20 08:30	26.1	↓-1.3
12/20 08:40	24.7	↓-1.4	最大潮位差
12/20 08:50	23.4	↓-1.3
12/20 09:00	22.1	↓-1.3
12/20 09:10	20.7	↓-1.4	最大潮位差
12/20 09:20	19.4	↓-1.3
12/20 09:30	18.1	↓-1.3
12/20 09:40	16.9	↓-1.2
12/20 09:50	15.7	↓-1.2
12/20 10:00	14.5	↓-1.2
12/20 10:10	13.3	↓-1.2
12/20 10:20	12.2	↓-1.1
12/20 10:30	11.2	↓-1.0
12/20 10:40	10.2	↓-1.0
12/20 10:50	9.3	↓-0.9
12/20 11:00	8.4	↓-0.9
12/20 11:10	7.6	↓-0.8
12/20 11:20	6.8	↓-0.8
12/20 11:30	6.2	↓-0.6
12/20 11:40	5.5	↓-0.7
12/20 11:50	5.0	↓-0.5
12/20 12:00	4.5	↓-0.5
12/20 12:10	4.1	↓-0.4
12/20 12:20	3.8	↓-0.3
12/20 12:30	3.6	↓-0.2
12/20 12:40	3.4	↓-0.2
12/20 12:50	3.2	↓-0.2
12/20 13:00	3.2	0	干潮
12/20 13:10	3.2	0
12/20 13:20	3.2	0
12/20 13:30	3.4	↑0.2
12/20 13:40	3.5	↑0.1
12/20 13:50	3.8	↑0.3
12/20 14:00	4.0	↑0.2
12/20 14:10	4.3	↑0.3
12/20 14:20	4.7	↑0.4
12/20 14:30	5.1	↑0.4
12/20 14:40	5.5	↑0.4
12/20 14:50	6.0	↑0.5
12/20 15:00	6.4	↑0.4
12/20 15:10	6.9	↑0.5
12/20 15:20	7.4	↑0.5
12/20 15:30	7.9	↑0.5
12/20 15:40	8.5	↑0.6
12/20 15:50	9.0	↑0.5
12/20 16:00	9.5	↑0.5
12/20 16:10	10.0	↑0.5
12/20 16:20	10.5	↑0.5
12/20 16:30	11.0	↑0.5
12/20 16:40	11.5	↑0.5
12/20 16:50	12.0	↑0.5
12/20 17:00	12.4	↑0.4
12/20 17:10	12.9	↑0.5
12/20 17:20	13.3	↑0.4
12/20 17:30	13.6	↑0.3
12/20 17:40	14.0	↑0.4
12/20 17:50	14.3	↑0.3
12/20 18:00	14.6	↑0.3
12/20 18:10	14.9	↑0.3
12/20 18:20	15.1	↑0.2
12/20 18:30	15.4	↑0.3
12/20 18:40	15.5	↑0.1
12/20 18:50	15.7	↑0.2
12/20 19:00	15.9	↑0.2
12/20 19:10	16.0	↑0.1
12/20 19:20	16.1	↑0.1
12/20 19:30	16.2	↑0.1
12/20 19:40	16.2	0
12/20 19:50	16.3	↑0.1
12/20 20:00	16.3	0
12/20 20:10	16.4	↑0.1
12/20 20:20	16.4	0
12/20 20:30	16.5	↑0.1
12/20 20:40	16.5	0
12/20 20:50	16.5	0
12/20 21:00	16.6	↑0.1
12/20 21:10	16.7	↑0.1
12/20 21:20	16.8	↑0.1
12/20 21:30	16.9	↑0.1
12/20 21:40	17.0	↑0.1
12/20 21:50	17.1	↑0.1
12/20 22:00	17.3	↑0.2
12/20 22:10	17.5	↑0.2
12/20 22:20	17.8	↑0.3
12/20 22:30	18.1	↑0.3
12/20 22:40	18.4	↑0.3
12/20 22:50	18.7	↑0.3
12/20 23:00	19.1	↑0.4
12/20 23:10	19.5	↑0.4
12/20 23:20	20.0	↑0.5
12/20 23:30	20.5	↑0.5
12/20 23:40	21.1	↑0.6
12/20 23:50	21.7	↑0.6