31 (日)	05:01	12:42	20:06	-
	25cm	0cm	22cm	-
中潮 出 07:07 入 16:07 出 20:10 入 09:58 潮干狩り ◎ 10:17～15:12

留萌（北海道）2023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	20.3	0
12/31 00:10	20.4	↑0.1
12/31 00:20	20.4	0
12/31 00:30	20.5	↑0.1
12/31 00:40	20.6	↑0.1
12/31 00:50	20.7	↑0.1
12/31 01:00	20.8	↑0.1
12/31 01:10	20.9	↑0.1
12/31 01:20	21.0	↑0.1
12/31 01:30	21.2	↑0.2
12/31 01:40	21.3	↑0.1
12/31 01:50	21.5	↑0.2
12/31 02:00	21.7	↑0.2
12/31 02:10	21.8	↑0.1
12/31 02:20	22.0	↑0.2
12/31 02:30	22.2	↑0.2
12/31 02:40	22.5	↑0.3
12/31 02:50	22.7	↑0.2
12/31 03:00	22.9	↑0.2
12/31 03:10	23.1	↑0.2
12/31 03:20	23.4	↑0.3
12/31 03:30	23.6	↑0.2
12/31 03:40	23.8	↑0.2
12/31 03:50	24.0	↑0.2
12/31 04:00	24.2	↑0.2
12/31 04:10	24.4	↑0.2
12/31 04:20	24.6	↑0.2
12/31 04:30	24.7	↑0.1
12/31 04:40	24.8	↑0.1
12/31 04:50	24.9	↑0.1
12/31 05:00	24.9	0	満潮
12/31 05:10	24.9	0
12/31 05:20	24.8	↓-0.1
12/31 05:30	24.7	↓-0.1
12/31 05:40	24.5	↓-0.2
12/31 05:50	24.3	↓-0.2
12/31 06:00	24.0	↓-0.3
12/31 06:10	23.7	↓-0.3
12/31 06:20	23.4	↓-0.3
12/31 06:30	22.9	↓-0.5
12/31 06:40	22.5	↓-0.4
12/31 06:50	21.9	↓-0.6
12/31 07:00	21.4	↓-0.5
12/31 07:10	20.8	↓-0.6
12/31 07:20	20.1	↓-0.7
12/31 07:30	19.4	↓-0.7
12/31 07:40	18.7	↓-0.7
12/31 07:50	18.0	↓-0.7
12/31 08:00	17.2	↓-0.8
12/31 08:10	16.4	↓-0.8
12/31 08:20	15.6	↓-0.8
12/31 08:30	14.7	↓-0.9	最大潮位差
12/31 08:40	13.9	↓-0.8
12/31 08:50	13.0	↓-0.9	最大潮位差
12/31 09:00	12.1	↓-0.9	最大潮位差
12/31 09:10	11.3	↓-0.8
12/31 09:20	10.4	↓-0.9	最大潮位差
12/31 09:30	9.5	↓-0.9	最大潮位差
12/31 09:40	8.7	↓-0.8
12/31 09:50	7.8	↓-0.9	最大潮位差
12/31 10:00	7.0	↓-0.8
12/31 10:10	6.2	↓-0.8
12/31 10:20	5.5	↓-0.7
12/31 10:30	4.8	↓-0.7
12/31 10:40	4.1	↓-0.7
12/31 10:50	3.4	↓-0.7
12/31 11:00	2.9	↓-0.5
12/31 11:10	2.3	↓-0.6
12/31 11:20	1.8	↓-0.5
12/31 11:30	1.4	↓-0.4
12/31 11:40	1.0	↓-0.4
12/31 11:50	0.7	↓-0.3
12/31 12:00	0.5	↓-0.2
12/31 12:10	0.3	↓-0.2
12/31 12:20	0.1	↓-0.2
12/31 12:30	0.0	↓-0.1
12/31 12:40	0.0	0	干潮
12/31 12:50	0.0	0
12/31 13:00	0.1	0
12/31 13:10	0.2	↑0.1
12/31 13:20	0.4	↑0.2
12/31 13:30	0.6	↑0.2
12/31 13:40	0.9	↑0.3
12/31 13:50	1.3	↑0.4
12/31 14:00	1.7	↑0.4
12/31 14:10	2.1	↑0.4
12/31 14:20	2.6	↑0.5
12/31 14:30	3.1	↑0.5
12/31 14:40	3.7	↑0.6
12/31 14:50	4.3	↑0.6
12/31 15:00	4.9	↑0.6
12/31 15:10	5.6	↑0.7
12/31 15:20	6.3	↑0.7
12/31 15:30	7.1	↑0.8
12/31 15:40	7.8	↑0.7
12/31 15:50	8.6	↑0.8
12/31 16:00	9.4	↑0.8
12/31 16:10	10.2	↑0.8
12/31 16:20	11.0	↑0.8
12/31 16:30	11.8	↑0.8
12/31 16:40	12.6	↑0.8
12/31 16:50	13.4	↑0.8
12/31 17:00	14.1	↑0.7
12/31 17:10	14.9	↑0.8
12/31 17:20	15.6	↑0.7
12/31 17:30	16.2	↑0.6
12/31 17:40	16.8	↑0.6
12/31 17:50	17.4	↑0.6
12/31 18:00	18.0	↑0.6
12/31 18:10	18.5	↑0.5
12/31 18:20	18.9	↑0.4
12/31 18:30	19.3	↑0.4
12/31 18:40	19.7	↑0.4
12/31 18:50	20.0	↑0.3
12/31 19:00	20.3	↑0.3
12/31 19:10	20.5	↑0.2
12/31 19:20	20.7	↑0.2
12/31 19:30	20.8	↑0.1
12/31 19:40	20.9	↑0.1
12/31 19:50	21.0	↑0.1
12/31 20:00	21.0	0	満潮
12/31 20:10	21.0	0
12/31 20:20	21.0	0
12/31 20:30	20.9	↓-0.1
12/31 20:40	20.8	↓-0.1
12/31 20:50	20.7	↓-0.1
12/31 21:00	20.6	↓-0.1
12/31 21:10	20.5	↓-0.1
12/31 21:20	20.3	↓-0.2
12/31 21:30	20.2	↓-0.1
12/31 21:40	20.0	↓-0.2
12/31 21:50	19.8	↓-0.2
12/31 22:00	19.6	↓-0.2
12/31 22:10	19.4	↓-0.2
12/31 22:20	19.3	↓-0.1
12/31 22:30	19.1	↓-0.2
12/31 22:40	18.9	↓-0.2
12/31 22:50	18.8	↓-0.1
12/31 23:00	18.6	↓-0.2
12/31 23:10	18.5	↓-0.1
12/31 23:20	18.4	↓-0.1
12/31 23:30	18.3	↓-0.1
12/31 23:40	18.2	↓-0.1
12/31 23:50	18.2	0