31 (土)	04:28	12:37	18:57	21:28
	42cm	3cm	16cm	15cm
中潮 出 07:06 入 16:20 出 19:38 入 08:37 潮干狩り ◎ 10:24～15:18

江差／桧山（北海道）2050年12月31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
12/31 00:00	24.0	↑0.8
12/31 00:10	24.8	↑0.8
12/31 00:20	25.6	↑0.8
12/31 00:30	26.5	↑0.9
12/31 00:40	27.3	↑0.8
12/31 00:50	28.2	↑0.9
12/31 01:00	29.1	↑0.9
12/31 01:10	30.0	↑0.9
12/31 01:20	30.9	↑0.9
12/31 01:30	31.8	↑0.9
12/31 01:40	32.6	↑0.8
12/31 01:50	33.5	↑0.9
12/31 02:00	34.3	↑0.8
12/31 02:10	35.2	↑0.9
12/31 02:20	36.0	↑0.8
12/31 02:30	36.7	↑0.7
12/31 02:40	37.4	↑0.7
12/31 02:50	38.1	↑0.7
12/31 03:00	38.7	↑0.6
12/31 03:10	39.3	↑0.6
12/31 03:20	39.8	↑0.5
12/31 03:30	40.2	↑0.4
12/31 03:40	40.6	↑0.4
12/31 03:50	40.9	↑0.3
12/31 04:00	41.2	↑0.3
12/31 04:10	41.4	↑0.2
12/31 04:20	41.5	↑0.1	満潮
12/31 04:30	41.5	0
12/31 04:40	41.4	↓-0.1
12/31 04:50	41.3	↓-0.1
12/31 05:00	41.0	↓-0.3
12/31 05:10	40.8	↓-0.2
12/31 05:20	40.4	↓-0.4
12/31 05:30	39.9	↓-0.5
12/31 05:40	39.4	↓-0.5
12/31 05:50	38.8	↓-0.6
12/31 06:00	38.1	↓-0.7
12/31 06:10	37.3	↓-0.8
12/31 06:20	36.5	↓-0.8
12/31 06:30	35.6	↓-0.9
12/31 06:40	34.7	↓-0.9
12/31 06:50	33.7	↓-1.0
12/31 07:00	32.6	↓-1.1
12/31 07:10	31.6	↓-1.0
12/31 07:20	30.4	↓-1.2
12/31 07:30	29.2	↓-1.2
12/31 07:40	28.0	↓-1.2
12/31 07:50	26.8	↓-1.2
12/31 08:00	25.6	↓-1.2
12/31 08:10	24.3	↓-1.3	最大潮位差
12/31 08:20	23.0	↓-1.3	最大潮位差
12/31 08:30	21.7	↓-1.3	最大潮位差
12/31 08:40	20.5	↓-1.2
12/31 08:50	19.2	↓-1.3	最大潮位差
12/31 09:00	18.0	↓-1.2
12/31 09:10	16.8	↓-1.2
12/31 09:20	15.6	↓-1.2
12/31 09:30	14.4	↓-1.2
12/31 09:40	13.3	↓-1.1
12/31 09:50	12.2	↓-1.1
12/31 10:00	11.1	↓-1.1
12/31 10:10	10.1	↓-1.0
12/31 10:20	9.2	↓-0.9
12/31 10:30	8.3	↓-0.9
12/31 10:40	7.5	↓-0.8
12/31 10:50	6.7	↓-0.8
12/31 11:00	6.1	↓-0.6
12/31 11:10	5.4	↓-0.7
12/31 11:20	4.9	↓-0.5
12/31 11:30	4.4	↓-0.5
12/31 11:40	4.0	↓-0.4
12/31 11:50	3.6	↓-0.4
12/31 12:00	3.4	↓-0.2
12/31 12:10	3.1	↓-0.3
12/31 12:20	3.0	↓-0.1
12/31 12:30	2.9	↓-0.1	干潮
12/31 12:40	2.9	0
12/31 12:50	3.0	↑0.1
12/31 13:00	3.1	↑0.1
12/31 13:10	3.3	↑0.2
12/31 13:20	3.5	↑0.2
12/31 13:30	3.8	↑0.3
12/31 13:40	4.1	↑0.3
12/31 13:50	4.5	↑0.4
12/31 14:00	4.9	↑0.4
12/31 14:10	5.3	↑0.4
12/31 14:20	5.8	↑0.5
12/31 14:30	6.3	↑0.5
12/31 14:40	6.8	↑0.5
12/31 14:50	7.3	↑0.5
12/31 15:00	7.9	↑0.6
12/31 15:10	8.4	↑0.5
12/31 15:20	9.0	↑0.6
12/31 15:30	9.6	↑0.6
12/31 15:40	10.1	↑0.5
12/31 15:50	10.6	↑0.5
12/31 16:00	11.2	↑0.6
12/31 16:10	11.7	↑0.5
12/31 16:20	12.2	↑0.5
12/31 16:30	12.6	↑0.4
12/31 16:40	13.1	↑0.5
12/31 16:50	13.5	↑0.4
12/31 17:00	13.9	↑0.4
12/31 17:10	14.2	↑0.3
12/31 17:20	14.6	↑0.4
12/31 17:30	14.8	↑0.2
12/31 17:40	15.1	↑0.3
12/31 17:50	15.3	↑0.2
12/31 18:00	15.5	↑0.2
12/31 18:10	15.7	↑0.2
12/31 18:20	15.8	↑0.1
12/31 18:30	15.9	↑0.1
12/31 18:40	15.9	0
12/31 18:50	15.9	0	満潮
12/31 19:00	15.9	0
12/31 19:10	15.9	0
12/31 19:20	15.9	0
12/31 19:30	15.8	↓-0.1
12/31 19:40	15.7	↓-0.1
12/31 19:50	15.7	0
12/31 20:00	15.6	↓-0.1
12/31 20:10	15.5	↓-0.1
12/31 20:20	15.4	↓-0.1
12/31 20:30	15.3	↓-0.1
12/31 20:40	15.2	↓-0.1
12/31 20:50	15.1	↓-0.1
12/31 21:00	15.0	↓-0.1
12/31 21:10	15.0	0
12/31 21:20	14.9	↓-0.1	干潮
12/31 21:30	14.9	0
12/31 21:40	14.9	0
12/31 21:50	15.0	↑0.1
12/31 22:00	15.1	↑0.1
12/31 22:10	15.2	↑0.1
12/31 22:20	15.4	↑0.2
12/31 22:30	15.6	↑0.2
12/31 22:40	15.8	↑0.2
12/31 22:50	16.1	↑0.3
12/31 23:00	16.4	↑0.3
12/31 23:10	16.8	↑0.4
12/31 23:20	17.2	↑0.4
12/31 23:30	17.7	↑0.5
12/31 23:40	18.2	↑0.5
12/31 23:50	18.8	↑0.6