31 (火)	07:38	00:26	20:18	14:49
	33cm	14cm	22cm	14cm
小潮 出 07:06 入 16:20 出 10:49 入 23:59

江差／桧山（北海道）2030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	13.9	↓-0.1
12/31 00:10	13.8	↓-0.1
12/31 00:20	13.8	0	干潮
12/31 00:30	13.8	0
12/31 00:40	13.8	0
12/31 00:50	13.9	↑0.1
12/31 01:00	14.0	↑0.1
12/31 01:10	14.2	↑0.2
12/31 01:20	14.4	↑0.2
12/31 01:30	14.6	↑0.2
12/31 01:40	14.9	↑0.3
12/31 01:50	15.2	↑0.3
12/31 02:00	15.6	↑0.4
12/31 02:10	16.0	↑0.4
12/31 02:20	16.4	↑0.4
12/31 02:30	16.9	↑0.5
12/31 02:40	17.4	↑0.5
12/31 02:50	17.9	↑0.5
12/31 03:00	18.5	↑0.6
12/31 03:10	19.1	↑0.6
12/31 03:20	19.7	↑0.6
12/31 03:30	20.4	↑0.7	最大潮位差
12/31 03:40	21.0	↑0.6
12/31 03:50	21.7	↑0.7	最大潮位差
12/31 04:00	22.4	↑0.7	最大潮位差
12/31 04:10	23.0	↑0.6
12/31 04:20	23.7	↑0.7	最大潮位差
12/31 04:30	24.4	↑0.7	最大潮位差
12/31 04:40	25.1	↑0.7	最大潮位差
12/31 04:50	25.7	↑0.6
12/31 05:00	26.4	↑0.7	最大潮位差
12/31 05:10	27.0	↑0.6
12/31 05:20	27.6	↑0.6
12/31 05:30	28.2	↑0.6
12/31 05:40	28.8	↑0.6
12/31 05:50	29.3	↑0.5
12/31 06:00	29.8	↑0.5
12/31 06:10	30.2	↑0.4
12/31 06:20	30.6	↑0.4
12/31 06:30	31.0	↑0.4
12/31 06:40	31.3	↑0.3
12/31 06:50	31.6	↑0.3
12/31 07:00	31.8	↑0.2
12/31 07:10	32.0	↑0.2
12/31 07:20	32.1	↑0.1
12/31 07:30	32.2	↑0.1	満潮
12/31 07:40	32.2	0
12/31 07:50	32.1	↓-0.1
12/31 08:00	32.0	↓-0.1
12/31 08:10	31.9	↓-0.1
12/31 08:20	31.7	↓-0.2
12/31 08:30	31.4	↓-0.3
12/31 08:40	31.1	↓-0.3
12/31 08:50	30.8	↓-0.3
12/31 09:00	30.4	↓-0.4
12/31 09:10	29.9	↓-0.5
12/31 09:20	29.5	↓-0.4
12/31 09:30	28.9	↓-0.6
12/31 09:40	28.4	↓-0.5
12/31 09:50	27.8	↓-0.6
12/31 10:00	27.2	↓-0.6
12/31 10:10	26.5	↓-0.7	最大潮位差
12/31 10:20	25.9	↓-0.6
12/31 10:30	25.2	↓-0.7	最大潮位差
12/31 10:40	24.5	↓-0.7	最大潮位差
12/31 10:50	23.8	↓-0.7	最大潮位差
12/31 11:00	23.1	↓-0.7	最大潮位差
12/31 11:10	22.4	↓-0.7	最大潮位差
12/31 11:20	21.7	↓-0.7	最大潮位差
12/31 11:30	21.0	↓-0.7	最大潮位差
12/31 11:40	20.3	↓-0.7	最大潮位差
12/31 11:50	19.6	↓-0.7	最大潮位差
12/31 12:00	19.0	↓-0.6
12/31 12:10	18.3	↓-0.7	最大潮位差
12/31 12:20	17.7	↓-0.6
12/31 12:30	17.1	↓-0.6
12/31 12:40	16.6	↓-0.5
12/31 12:50	16.1	↓-0.5
12/31 13:00	15.6	↓-0.5
12/31 13:10	15.1	↓-0.5
12/31 13:20	14.7	↓-0.4
12/31 13:30	14.4	↓-0.3
12/31 13:40	14.0	↓-0.4
12/31 13:50	13.8	↓-0.2
12/31 14:00	13.5	↓-0.3
12/31 14:10	13.3	↓-0.2
12/31 14:20	13.2	↓-0.1
12/31 14:30	13.1	↓-0.1
12/31 14:40	13.0	↓-0.1	干潮
12/31 14:50	13.0	0
12/31 15:00	13.1	↑0.1
12/31 15:10	13.1	0
12/31 15:20	13.2	↑0.1
12/31 15:30	13.4	↑0.2
12/31 15:40	13.6	↑0.2
12/31 15:50	13.8	↑0.2
12/31 16:00	14.0	↑0.2
12/31 16:10	14.3	↑0.3
12/31 16:20	14.6	↑0.3
12/31 16:30	14.9	↑0.3
12/31 16:40	15.3	↑0.4
12/31 16:50	15.6	↑0.3
12/31 17:00	16.0	↑0.4
12/31 17:10	16.4	↑0.4
12/31 17:20	16.7	↑0.3
12/31 17:30	17.1	↑0.4
12/31 17:40	17.5	↑0.4
12/31 17:50	17.9	↑0.4
12/31 18:00	18.2	↑0.3
12/31 18:10	18.6	↑0.4
12/31 18:20	18.9	↑0.3
12/31 18:30	19.3	↑0.4
12/31 18:40	19.6	↑0.3
12/31 18:50	19.8	↑0.2
12/31 19:00	20.1	↑0.3
12/31 19:10	20.3	↑0.2
12/31 19:20	20.5	↑0.2
12/31 19:30	20.7	↑0.2
12/31 19:40	20.8	↑0.1
12/31 19:50	21.0	↑0.2
12/31 20:00	21.0	0
12/31 20:10	21.1	↑0.1	満潮
12/31 20:20	21.1	0
12/31 20:30	21.1	0
12/31 20:40	21.0	↓-0.1
12/31 20:50	20.9	↓-0.1
12/31 21:00	20.8	↓-0.1
12/31 21:10	20.6	↓-0.2
12/31 21:20	20.4	↓-0.2
12/31 21:30	20.2	↓-0.2
12/31 21:40	20.0	↓-0.2
12/31 21:50	19.7	↓-0.3
12/31 22:00	19.4	↓-0.3
12/31 22:10	19.1	↓-0.3
12/31 22:20	18.8	↓-0.3
12/31 22:30	18.5	↓-0.3
12/31 22:40	18.1	↓-0.4
12/31 22:50	17.8	↓-0.3
12/31 23:00	17.4	↓-0.4
12/31 23:10	17.0	↓-0.4
12/31 23:20	16.7	↓-0.3
12/31 23:30	16.3	↓-0.4
12/31 23:40	16.0	↓-0.3
12/31 23:50	15.6	↓-0.4