11 (木)	15:14	07:38	-	19:28
	21cm	4cm	-	18cm
中潮 出 06:56 入 15:58 出 03:03 入 13:31 潮干狩り ○ 06:56～09:19

留萌（北海道）2031年12月11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
12/11 00:00	20.1	0
12/11 00:10	20.1	0
12/11 00:20	20.0	↓-0.1
12/11 00:30	19.9	↓-0.1
12/11 00:40	19.7	↓-0.2
12/11 00:50	19.5	↓-0.2
12/11 01:00	19.3	↓-0.2
12/11 01:10	19.1	↓-0.2
12/11 01:20	18.8	↓-0.3
12/11 01:30	18.4	↓-0.4
12/11 01:40	18.1	↓-0.3
12/11 01:50	17.7	↓-0.4
12/11 02:00	17.3	↓-0.4
12/11 02:10	16.9	↓-0.4
12/11 02:20	16.4	↓-0.5
12/11 02:30	16.0	↓-0.4
12/11 02:40	15.5	↓-0.5
12/11 02:50	15.0	↓-0.5
12/11 03:00	14.5	↓-0.5
12/11 03:10	14.0	↓-0.5
12/11 03:20	13.5	↓-0.5
12/11 03:30	13.0	↓-0.5
12/11 03:40	12.5	↓-0.5
12/11 03:50	12.0	↓-0.5
12/11 04:00	11.5	↓-0.5
12/11 04:10	11.0	↓-0.5
12/11 04:20	10.5	↓-0.5
12/11 04:30	10.0	↓-0.5
12/11 04:40	9.5	↓-0.5
12/11 04:50	8.9	↓-0.6
12/11 05:00	8.4	↓-0.5
12/11 05:10	8.0	↓-0.4
12/11 05:20	7.5	↓-0.5
12/11 05:30	7.0	↓-0.5
12/11 05:40	6.6	↓-0.4
12/11 05:50	6.1	↓-0.5
12/11 06:00	5.7	↓-0.4
12/11 06:10	5.4	↓-0.3
12/11 06:20	5.0	↓-0.4
12/11 06:30	4.7	↓-0.3
12/11 06:40	4.5	↓-0.2
12/11 06:50	4.2	↓-0.3
12/11 07:00	4.0	↓-0.2
12/11 07:10	3.9	↓-0.1
12/11 07:20	3.8	↓-0.1
12/11 07:30	3.8	0	干潮
12/11 07:40	3.7	↓-0.1
12/11 07:50	3.8	↑0.1
12/11 08:00	3.9	↑0.1
12/11 08:10	4.0	↑0.1
12/11 08:20	4.1	↑0.1
12/11 08:30	4.3	↑0.2
12/11 08:40	4.5	↑0.2
12/11 08:50	4.8	↑0.3
12/11 09:00	5.1	↑0.3
12/11 09:10	5.4	↑0.3
12/11 09:20	5.8	↑0.4
12/11 09:30	6.2	↑0.4
12/11 09:40	6.6	↑0.4
12/11 09:50	7.1	↑0.5
12/11 10:00	7.6	↑0.5
12/11 10:10	8.1	↑0.5
12/11 10:20	8.6	↑0.5
12/11 10:30	9.2	↑0.6
12/11 10:40	9.8	↑0.6
12/11 10:50	10.4	↑0.6
12/11 11:00	11.0	↑0.6
12/11 11:10	11.6	↑0.6
12/11 11:20	12.3	↑0.7	最大潮位差
12/11 11:30	12.9	↑0.6
12/11 11:40	13.6	↑0.7	最大潮位差
12/11 11:50	14.2	↑0.6
12/11 12:00	14.8	↑0.6
12/11 12:10	15.4	↑0.6
12/11 12:20	16.0	↑0.6
12/11 12:30	16.6	↑0.6
12/11 12:40	17.1	↑0.5
12/11 12:50	17.6	↑0.5
12/11 13:00	18.1	↑0.5
12/11 13:10	18.5	↑0.4
12/11 13:20	18.8	↑0.3
12/11 13:30	19.2	↑0.4
12/11 13:40	19.5	↑0.3
12/11 13:50	19.7	↑0.2
12/11 14:00	19.9	↑0.2
12/11 14:10	20.1	↑0.2
12/11 14:20	20.3	↑0.2
12/11 14:30	20.4	↑0.1
12/11 14:40	20.5	↑0.1
12/11 14:50	20.5	0
12/11 15:00	20.6	↑0.1
12/11 15:10	20.6	0	満潮
12/11 15:20	20.6	0
12/11 15:30	20.6	0
12/11 15:40	20.5	↓-0.1
12/11 15:50	20.5	0
12/11 16:00	20.4	↓-0.1
12/11 16:10	20.3	↓-0.1
12/11 16:20	20.2	↓-0.1
12/11 16:30	20.1	↓-0.1
12/11 16:40	20.0	↓-0.1
12/11 16:50	19.9	↓-0.1
12/11 17:00	19.7	↓-0.2
12/11 17:10	19.6	↓-0.1
12/11 17:20	19.4	↓-0.2
12/11 17:30	19.2	↓-0.2
12/11 17:40	19.1	↓-0.1
12/11 17:50	18.9	↓-0.2
12/11 18:00	18.8	↓-0.1
12/11 18:10	18.6	↓-0.2
12/11 18:20	18.5	↓-0.1
12/11 18:30	18.3	↓-0.2
12/11 18:40	18.2	↓-0.1
12/11 18:50	18.1	↓-0.1
12/11 19:00	18.1	0
12/11 19:10	18.0	↓-0.1
12/11 19:20	18.0	0	干潮
12/11 19:30	18.0	0
12/11 19:40	18.0	0
12/11 19:50	18.0	0
12/11 20:00	18.1	↑0.1
12/11 20:10	18.2	↑0.1
12/11 20:20	18.3	↑0.1
12/11 20:30	18.4	↑0.1
12/11 20:40	18.5	↑0.1
12/11 20:50	18.7	↑0.2
12/11 21:00	18.8	↑0.1
12/11 21:10	19.0	↑0.2
12/11 21:20	19.1	↑0.1
12/11 21:30	19.3	↑0.2
12/11 21:40	19.5	↑0.2
12/11 21:50	19.6	↑0.1
12/11 22:00	19.8	↑0.2
12/11 22:10	20.0	↑0.2
12/11 22:20	20.1	↑0.1
12/11 22:30	20.3	↑0.2
12/11 22:40	20.5	↑0.2
12/11 22:50	20.7	↑0.2
12/11 23:00	20.8	↑0.1
12/11 23:10	21.0	↑0.2
12/11 23:20	21.2	↑0.2
12/11 23:30	21.3	↑0.1
12/11 23:40	21.5	↑0.2
12/11 23:50	21.6	↑0.1