31 (月)	06:21	14:49	21:25	22:37
	41cm	6cm	15cm	15cm
中潮 出 07:06 入 16:20 出 11:02 入 22:24 潮干狩り ○ 12:54～16:20

江差／桧山（北海道）2057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	17.5	↑0.4
12/31 00:10	17.9	↑0.4
12/31 00:20	18.4	↑0.5
12/31 00:30	18.9	↑0.5
12/31 00:40	19.4	↑0.5
12/31 00:50	20.0	↑0.6
12/31 01:00	20.5	↑0.5
12/31 01:10	21.2	↑0.7
12/31 01:20	21.8	↑0.6
12/31 01:30	22.5	↑0.7
12/31 01:40	23.2	↑0.7
12/31 01:50	24.0	↑0.8
12/31 02:00	24.8	↑0.8
12/31 02:10	25.5	↑0.7
12/31 02:20	26.3	↑0.8
12/31 02:30	27.2	↑0.9
12/31 02:40	28.0	↑0.8
12/31 02:50	28.8	↑0.8
12/31 03:00	29.6	↑0.8
12/31 03:10	30.5	↑0.9
12/31 03:20	31.3	↑0.8
12/31 03:30	32.1	↑0.8
12/31 03:40	32.9	↑0.8
12/31 03:50	33.6	↑0.7
12/31 04:00	34.4	↑0.8
12/31 04:10	35.1	↑0.7
12/31 04:20	35.8	↑0.7
12/31 04:30	36.4	↑0.6
12/31 04:40	37.1	↑0.7
12/31 04:50	37.6	↑0.5
12/31 05:00	38.1	↑0.5
12/31 05:10	38.6	↑0.5
12/31 05:20	39.0	↑0.4
12/31 05:30	39.4	↑0.4
12/31 05:40	39.7	↑0.3
12/31 05:50	39.9	↑0.2
12/31 06:00	40.1	↑0.2
12/31 06:10	40.2	↑0.1
12/31 06:20	40.2	0	満潮
12/31 06:30	40.2	0
12/31 06:40	40.1	↓-0.1
12/31 06:50	39.9	↓-0.2
12/31 07:00	39.7	↓-0.2
12/31 07:10	39.3	↓-0.4
12/31 07:20	39.0	↓-0.3
12/31 07:30	38.5	↓-0.5
12/31 07:40	38.0	↓-0.5
12/31 07:50	37.4	↓-0.6
12/31 08:00	36.8	↓-0.6
12/31 08:10	36.1	↓-0.7
12/31 08:20	35.4	↓-0.7
12/31 08:30	34.6	↓-0.8
12/31 08:40	33.7	↓-0.9
12/31 08:50	32.8	↓-0.9
12/31 09:00	31.9	↓-0.9
12/31 09:10	30.9	↓-1.0
12/31 09:20	29.9	↓-1.0
12/31 09:30	28.8	↓-1.1
12/31 09:40	27.8	↓-1.0
12/31 09:50	26.7	↓-1.1
12/31 10:00	25.6	↓-1.1
12/31 10:10	24.5	↓-1.1
12/31 10:20	23.4	↓-1.1
12/31 10:30	22.2	↓-1.2	最大潮位差
12/31 10:40	21.1	↓-1.1
12/31 10:50	20.0	↓-1.1
12/31 11:00	18.9	↓-1.1
12/31 11:10	17.9	↓-1.0
12/31 11:20	16.8	↓-1.1
12/31 11:30	15.8	↓-1.0
12/31 11:40	14.8	↓-1.0
12/31 11:50	13.9	↓-0.9
12/31 12:00	13.0	↓-0.9
12/31 12:10	12.1	↓-0.9
12/31 12:20	11.3	↓-0.8
12/31 12:30	10.5	↓-0.8
12/31 12:40	9.8	↓-0.7
12/31 12:50	9.1	↓-0.7
12/31 13:00	8.5	↓-0.6
12/31 13:10	7.9	↓-0.6
12/31 13:20	7.4	↓-0.5
12/31 13:30	6.9	↓-0.5
12/31 13:40	6.5	↓-0.4
12/31 13:50	6.2	↓-0.3
12/31 14:00	5.9	↓-0.3
12/31 14:10	5.7	↓-0.2
12/31 14:20	5.5	↓-0.2
12/31 14:30	5.4	↓-0.1
12/31 14:40	5.3	↓-0.1	干潮
12/31 14:50	5.3	0
12/31 15:00	5.3	0
12/31 15:10	5.4	↑0.1
12/31 15:20	5.5	↑0.1
12/31 15:30	5.7	↑0.2
12/31 15:40	5.9	↑0.2
12/31 15:50	6.1	↑0.2
12/31 16:00	6.4	↑0.3
12/31 16:10	6.7	↑0.3
12/31 16:20	7.0	↑0.3
12/31 16:30	7.4	↑0.4
12/31 16:40	7.7	↑0.3
12/31 16:50	8.1	↑0.4
12/31 17:00	8.5	↑0.4
12/31 17:10	8.9	↑0.4
12/31 17:20	9.3	↑0.4
12/31 17:30	9.7	↑0.4
12/31 17:40	10.1	↑0.4
12/31 17:50	10.5	↑0.4
12/31 18:00	10.8	↑0.3
12/31 18:10	11.2	↑0.4
12/31 18:20	11.6	↑0.4
12/31 18:30	11.9	↑0.3
12/31 18:40	12.2	↑0.3
12/31 18:50	12.6	↑0.4
12/31 19:00	12.8	↑0.2
12/31 19:10	13.1	↑0.3
12/31 19:20	13.4	↑0.3
12/31 19:30	13.6	↑0.2
12/31 19:40	13.8	↑0.2
12/31 19:50	14.0	↑0.2
12/31 20:00	14.1	↑0.1
12/31 20:10	14.3	↑0.2
12/31 20:20	14.4	↑0.1
12/31 20:30	14.5	↑0.1
12/31 20:40	14.5	0
12/31 20:50	14.6	↑0.1
12/31 21:00	14.6	0
12/31 21:10	14.6	0
12/31 21:20	14.6	0	満潮
12/31 21:30	14.6	0
12/31 21:40	14.6	0
12/31 21:50	14.6	0
12/31 22:00	14.6	0
12/31 22:10	14.6	0
12/31 22:20	14.6	0
12/31 22:30	14.6	0	干潮
12/31 22:40	14.6	0
12/31 22:50	14.6	0
12/31 23:00	14.6	0
12/31 23:10	14.6	0
12/31 23:20	14.7	↑0.1
12/31 23:30	14.8	↑0.1
12/31 23:40	14.9	↑0.1
12/31 23:50	15.0	↑0.1