20 (木)	01:54	10:31	-	-
	43cm	2cm	-	-
大潮 出 07:02 入 16:13 出 15:35 入 06:14 潮干狩り ◎ 08:03～13:26

江差／桧山（北海道）2029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	38.4	↑0.5
12/20 00:10	39.0	↑0.6
12/20 00:20	39.5	↑0.5
12/20 00:30	40.0	↑0.5
12/20 00:40	40.5	↑0.5
12/20 00:50	40.9	↑0.4
12/20 01:00	41.2	↑0.3
12/20 01:10	41.5	↑0.3
12/20 01:20	41.7	↑0.2
12/20 01:30	41.9	↑0.2
12/20 01:40	42.0	↑0.1
12/20 01:50	42.1	↑0.1	満潮
12/20 02:00	42.1	0
12/20 02:10	42.0	↓-0.1
12/20 02:20	41.9	↓-0.1
12/20 02:30	41.6	↓-0.3
12/20 02:40	41.4	↓-0.2
12/20 02:50	41.0	↓-0.4
12/20 03:00	40.6	↓-0.4
12/20 03:10	40.1	↓-0.5
12/20 03:20	39.5	↓-0.6
12/20 03:30	38.9	↓-0.6
12/20 03:40	38.2	↓-0.7
12/20 03:50	37.4	↓-0.8
12/20 04:00	36.6	↓-0.8
12/20 04:10	35.7	↓-0.9
12/20 04:20	34.8	↓-0.9
12/20 04:30	33.8	↓-1.0
12/20 04:40	32.8	↓-1.0
12/20 04:50	31.7	↓-1.1
12/20 05:00	30.6	↓-1.1
12/20 05:10	29.4	↓-1.2
12/20 05:20	28.2	↓-1.2
12/20 05:30	27.0	↓-1.2
12/20 05:40	25.8	↓-1.2
12/20 05:50	24.5	↓-1.3	最大潮位差
12/20 06:00	23.2	↓-1.3	最大潮位差
12/20 06:10	22.0	↓-1.2
12/20 06:20	20.7	↓-1.3	最大潮位差
12/20 06:30	19.4	↓-1.3	最大潮位差
12/20 06:40	18.2	↓-1.2
12/20 06:50	16.9	↓-1.3	最大潮位差
12/20 07:00	15.7	↓-1.2
12/20 07:10	14.5	↓-1.2
12/20 07:20	13.4	↓-1.1
12/20 07:30	12.2	↓-1.2
12/20 07:40	11.2	↓-1.0
12/20 07:50	10.1	↓-1.1
12/20 08:00	9.1	↓-1.0
12/20 08:10	8.2	↓-0.9
12/20 08:20	7.3	↓-0.9
12/20 08:30	6.5	↓-0.8
12/20 08:40	5.7	↓-0.8
12/20 08:50	5.0	↓-0.7
12/20 09:00	4.3	↓-0.7
12/20 09:10	3.8	↓-0.5
12/20 09:20	3.2	↓-0.6
12/20 09:30	2.8	↓-0.4
12/20 09:40	2.4	↓-0.4
12/20 09:50	2.1	↓-0.3
12/20 10:00	1.9	↓-0.2
12/20 10:10	1.7	↓-0.2
12/20 10:20	1.6	↓-0.1
12/20 10:30	1.6	0	干潮
12/20 10:40	1.6	0
12/20 10:50	1.7	↑0.1
12/20 11:00	1.9	↑0.2
12/20 11:10	2.1	↑0.2
12/20 11:20	2.4	↑0.3
12/20 11:30	2.7	↑0.3
12/20 11:40	3.1	↑0.4
12/20 11:50	3.5	↑0.4
12/20 12:00	3.9	↑0.4
12/20 12:10	4.4	↑0.5
12/20 12:20	4.9	↑0.5
12/20 12:30	5.5	↑0.6
12/20 12:40	6.1	↑0.6
12/20 12:50	6.6	↑0.5
12/20 13:00	7.3	↑0.7
12/20 13:10	7.9	↑0.6
12/20 13:20	8.5	↑0.6
12/20 13:30	9.1	↑0.6
12/20 13:40	9.8	↑0.7
12/20 13:50	10.4	↑0.6
12/20 14:00	11.0	↑0.6
12/20 14:10	11.7	↑0.7
12/20 14:20	12.3	↑0.6
12/20 14:30	12.9	↑0.6
12/20 14:40	13.4	↑0.5
12/20 14:50	14.0	↑0.6
12/20 15:00	14.5	↑0.5
12/20 15:10	15.0	↑0.5
12/20 15:20	15.5	↑0.5
12/20 15:30	16.0	↑0.5
12/20 15:40	16.4	↑0.4
12/20 15:50	16.8	↑0.4
12/20 16:00	17.2	↑0.4
12/20 16:10	17.5	↑0.3
12/20 16:20	17.8	↑0.3
12/20 16:30	18.1	↑0.3
12/20 16:40	18.4	↑0.3
12/20 16:50	18.7	↑0.3
12/20 17:00	18.9	↑0.2
12/20 17:10	19.1	↑0.2
12/20 17:20	19.3	↑0.2
12/20 17:30	19.4	↑0.1
12/20 17:40	19.6	↑0.2
12/20 17:50	19.7	↑0.1
12/20 18:00	19.9	↑0.2
12/20 18:10	20.0	↑0.1
12/20 18:20	20.2	↑0.2
12/20 18:30	20.3	↑0.1
12/20 18:40	20.4	↑0.1
12/20 18:50	20.6	↑0.2
12/20 19:00	20.7	↑0.1
12/20 19:10	20.9	↑0.2
12/20 19:20	21.1	↑0.2
12/20 19:30	21.3	↑0.2
12/20 19:40	21.5	↑0.2
12/20 19:50	21.7	↑0.2
12/20 20:00	22.0	↑0.3
12/20 20:10	22.3	↑0.3
12/20 20:20	22.6	↑0.3
12/20 20:30	23.0	↑0.4
12/20 20:40	23.3	↑0.3
12/20 20:50	23.7	↑0.4
12/20 21:00	24.2	↑0.5
12/20 21:10	24.7	↑0.5
12/20 21:20	25.2	↑0.5
12/20 21:30	25.7	↑0.5
12/20 21:40	26.3	↑0.6
12/20 21:50	26.9	↑0.6
12/20 22:00	27.5	↑0.6
12/20 22:10	28.2	↑0.7
12/20 22:20	28.9	↑0.7
12/20 22:30	29.6	↑0.7
12/20 22:40	30.3	↑0.7
12/20 22:50	31.1	↑0.8
12/20 23:00	31.8	↑0.7
12/20 23:10	32.6	↑0.8
12/20 23:20	33.4	↑0.8
12/20 23:30	34.2	↑0.8
12/20 23:40	35.0	↑0.8
12/20 23:50	35.7	↑0.7