31 (土)	10:40	04:54	22:35	16:47
	14cm	9cm	17cm	11cm
小潮 出 07:07 入 16:08 出 11:56 入 00:15

留萌（北海道）2022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	14.9	↓-0.3	最大潮位差
12/31 00:10	14.6	↓-0.3	最大潮位差
12/31 00:20	14.4	↓-0.2
12/31 00:30	14.1	↓-0.3	最大潮位差
12/31 00:40	13.8	↓-0.3	最大潮位差
12/31 00:50	13.5	↓-0.3	最大潮位差
12/31 01:00	13.2	↓-0.3	最大潮位差
12/31 01:10	12.9	↓-0.3	最大潮位差
12/31 01:20	12.6	↓-0.3	最大潮位差
12/31 01:30	12.3	↓-0.3	最大潮位差
12/31 01:40	12.0	↓-0.3	最大潮位差
12/31 01:50	11.7	↓-0.3	最大潮位差
12/31 02:00	11.4	↓-0.3	最大潮位差
12/31 02:10	11.1	↓-0.3	最大潮位差
12/31 02:20	10.9	↓-0.2
12/31 02:30	10.6	↓-0.3	最大潮位差
12/31 02:40	10.4	↓-0.2
12/31 02:50	10.1	↓-0.3	最大潮位差
12/31 03:00	9.9	↓-0.2
12/31 03:10	9.7	↓-0.2
12/31 03:20	9.5	↓-0.2
12/31 03:30	9.3	↓-0.2
12/31 03:40	9.1	↓-0.2
12/31 03:50	8.9	↓-0.2
12/31 04:00	8.8	↓-0.1
12/31 04:10	8.7	↓-0.1
12/31 04:20	8.6	↓-0.1
12/31 04:30	8.5	↓-0.1
12/31 04:40	8.5	0
12/31 04:50	8.5	0	干潮
12/31 05:00	8.5	0
12/31 05:10	8.5	0
12/31 05:20	8.6	↑0.1
12/31 05:30	8.6	0
12/31 05:40	8.7	↑0.1
12/31 05:50	8.9	↑0.2
12/31 06:00	9.0	↑0.1
12/31 06:10	9.2	↑0.2
12/31 06:20	9.3	↑0.1
12/31 06:30	9.5	↑0.2
12/31 06:40	9.7	↑0.2
12/31 06:50	10.0	↑0.3	最大潮位差
12/31 07:00	10.2	↑0.2
12/31 07:10	10.4	↑0.2
12/31 07:20	10.7	↑0.3	最大潮位差
12/31 07:30	10.9	↑0.2
12/31 07:40	11.1	↑0.2
12/31 07:50	11.4	↑0.3	最大潮位差
12/31 08:00	11.6	↑0.2
12/31 08:10	11.9	↑0.3	最大潮位差
12/31 08:20	12.1	↑0.2
12/31 08:30	12.3	↑0.2
12/31 08:40	12.5	↑0.2
12/31 08:50	12.7	↑0.2
12/31 09:00	12.9	↑0.2
12/31 09:10	13.1	↑0.2
12/31 09:20	13.3	↑0.2
12/31 09:30	13.4	↑0.1
12/31 09:40	13.5	↑0.1
12/31 09:50	13.6	↑0.1
12/31 10:00	13.7	↑0.1
12/31 10:10	13.8	↑0.1
12/31 10:20	13.9	↑0.1
12/31 10:30	13.9	0	満潮
12/31 10:40	13.9	0	満潮
12/31 10:50	13.9	0
12/31 11:00	13.8	↓-0.1
12/31 11:10	13.8	0
12/31 11:20	13.7	↓-0.1
12/31 11:30	13.6	↓-0.1
12/31 11:40	13.6	0
12/31 11:50	13.4	↓-0.2
12/31 12:00	13.3	↓-0.1
12/31 12:10	13.2	↓-0.1
12/31 12:20	13.1	↓-0.1
12/31 12:30	13.0	↓-0.1
12/31 12:40	12.8	↓-0.2
12/31 12:50	12.7	↓-0.1
12/31 13:00	12.5	↓-0.2
12/31 13:10	12.4	↓-0.1
12/31 13:20	12.3	↓-0.1
12/31 13:30	12.1	↓-0.2
12/31 13:40	12.0	↓-0.1
12/31 13:50	11.9	↓-0.1
12/31 14:00	11.8	↓-0.1
12/31 14:10	11.6	↓-0.2
12/31 14:20	11.5	↓-0.1
12/31 14:30	11.4	↓-0.1
12/31 14:40	11.3	↓-0.1
12/31 14:50	11.1	↓-0.2
12/31 15:00	11.0	↓-0.1
12/31 15:10	10.9	↓-0.1
12/31 15:20	10.8	↓-0.1
12/31 15:30	10.7	↓-0.1
12/31 15:40	10.6	↓-0.1
12/31 15:50	10.5	↓-0.1
12/31 16:00	10.4	↓-0.1
12/31 16:10	10.3	↓-0.1
12/31 16:20	10.3	0
12/31 16:30	10.3	0
12/31 16:40	10.2	↓-0.1	干潮
12/31 16:50	10.2	0
12/31 17:00	10.3	↑0.1
12/31 17:10	10.3	0
12/31 17:20	10.4	↑0.1
12/31 17:30	10.4	0
12/31 17:40	10.5	↑0.1
12/31 17:50	10.7	↑0.2
12/31 18:00	10.8	↑0.1
12/31 18:10	11.0	↑0.2
12/31 18:20	11.2	↑0.2
12/31 18:30	11.4	↑0.2
12/31 18:40	11.6	↑0.2
12/31 18:50	11.8	↑0.2
12/31 19:00	12.1	↑0.3	最大潮位差
12/31 19:10	12.4	↑0.3	最大潮位差
12/31 19:20	12.6	↑0.2
12/31 19:30	12.9	↑0.3	最大潮位差
12/31 19:40	13.2	↑0.3	最大潮位差
12/31 19:50	13.5	↑0.3	最大潮位差
12/31 20:00	13.7	↑0.2
12/31 20:10	14.0	↑0.3	最大潮位差
12/31 20:20	14.3	↑0.3	最大潮位差
12/31 20:30	14.6	↑0.3	最大潮位差
12/31 20:40	14.8	↑0.2
12/31 20:50	15.1	↑0.3	最大潮位差
12/31 21:00	15.3	↑0.2
12/31 21:10	15.6	↑0.3	最大潮位差
12/31 21:20	15.8	↑0.2
12/31 21:30	16.0	↑0.2
12/31 21:40	16.1	↑0.1
12/31 21:50	16.3	↑0.2
12/31 22:00	16.4	↑0.1
12/31 22:10	16.5	↑0.1
12/31 22:20	16.6	↑0.1
12/31 22:30	16.6	0	満潮
12/31 22:40	16.6	0
12/31 22:50	16.5	↓-0.1
12/31 23:00	16.5	0
12/31 23:10	16.4	↓-0.1
12/31 23:20	16.2	↓-0.2
12/31 23:30	16.1	↓-0.1
12/31 23:40	15.9	↓-0.2
12/31 23:50	15.6	↓-0.3	最大潮位差