11 (木)	02:18	10:17	17:39	22:17
	21cm	-7cm	20cm	14cm
大潮 出 06:38 入 16:59 出 06:39 入 16:07 潮干狩り ◎ 06:42～13:41

留萌（北海道）2021年02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
2/11 00:00	17.7	↑0.3
2/11 00:10	17.9	↑0.2
2/11 00:20	18.1	↑0.2
2/11 00:30	18.3	↑0.2
2/11 00:40	18.6	↑0.3
2/11 00:50	18.8	↑0.2
2/11 01:00	19.1	↑0.3
2/11 01:10	19.3	↑0.2
2/11 01:20	19.5	↑0.2
2/11 01:30	19.7	↑0.2
2/11 01:40	19.9	↑0.2
2/11 01:50	20.0	↑0.1
2/11 02:00	20.1	↑0.1
2/11 02:10	20.1	0	満潮
2/11 02:20	20.1	0
2/11 02:30	20.1	0
2/11 02:40	20.0	↓-0.1
2/11 02:50	19.9	↓-0.1
2/11 03:00	19.7	↓-0.2
2/11 03:10	19.5	↓-0.2
2/11 03:20	19.2	↓-0.3
2/11 03:30	18.9	↓-0.3
2/11 03:40	18.5	↓-0.4
2/11 03:50	18.1	↓-0.4
2/11 04:00	17.7	↓-0.4
2/11 04:10	17.2	↓-0.5
2/11 04:20	16.7	↓-0.5
2/11 04:30	16.1	↓-0.6
2/11 04:40	15.5	↓-0.6
2/11 04:50	14.9	↓-0.6
2/11 05:00	14.2	↓-0.7
2/11 05:10	13.5	↓-0.7
2/11 05:20	12.7	↓-0.8
2/11 05:30	12.0	↓-0.7
2/11 05:40	11.2	↓-0.8
2/11 05:50	10.3	↓-0.9
2/11 06:00	9.5	↓-0.8
2/11 06:10	8.6	↓-0.9
2/11 06:20	7.7	↓-0.9
2/11 06:30	6.8	↓-0.9
2/11 06:40	5.9	↓-0.9
2/11 06:50	4.9	↓-1.0
2/11 07:00	4.0	↓-0.9
2/11 07:10	3.1	↓-0.9
2/11 07:20	2.1	↓-1.0
2/11 07:30	1.2	↓-0.9
2/11 07:40	0.3	↓-0.9
2/11 07:50	-0.5	↓-0.8
2/11 08:00	-1.3	↓-0.8
2/11 08:10	-2.1	↓-0.8
2/11 08:20	-2.9	↓-0.8
2/11 08:30	-3.5	↓-0.6
2/11 08:40	-4.2	↓-0.7
2/11 08:50	-4.8	↓-0.6
2/11 09:00	-5.3	↓-0.5
2/11 09:10	-5.7	↓-0.4
2/11 09:20	-6.2	↓-0.5
2/11 09:30	-6.5	↓-0.3
2/11 09:40	-6.8	↓-0.3
2/11 09:50	-7.0	↓-0.2
2/11 10:00	-7.1	↓-0.1
2/11 10:10	-7.2	↓-0.1	干潮
2/11 10:20	-7.2	0
2/11 10:30	-7.1	↑0.1
2/11 10:40	-7.0	↑0.1
2/11 10:50	-6.8	↑0.2
2/11 11:00	-6.6	↑0.2
2/11 11:10	-6.2	↑0.4
2/11 11:20	-5.8	↑0.4
2/11 11:30	-5.3	↑0.5
2/11 11:40	-4.8	↑0.5
2/11 11:50	-4.2	↑0.6
2/11 12:00	-3.5	↑0.7
2/11 12:10	-2.8	↑0.7
2/11 12:20	-2.0	↑0.8
2/11 12:30	-1.2	↑0.8
2/11 12:40	-0.3	↑0.9
2/11 12:50	0.7	↑1.0
2/11 13:00	1.6	↑0.9
2/11 13:10	2.6	↑1.0
2/11 13:20	3.6	↑1.0
2/11 13:30	4.7	↑1.1	最大潮位差
2/11 13:40	5.7	↑1.0
2/11 13:50	6.7	↑1.0
2/11 14:00	7.7	↑1.0
2/11 14:10	8.7	↑1.0
2/11 14:20	9.7	↑1.0
2/11 14:30	10.6	↑0.9
2/11 14:40	11.5	↑0.9
2/11 14:50	12.4	↑0.9
2/11 15:00	13.2	↑0.8
2/11 15:10	13.9	↑0.7
2/11 15:20	14.6	↑0.7
2/11 15:30	15.3	↑0.7
2/11 15:40	15.9	↑0.6
2/11 15:50	16.4	↑0.5
2/11 16:00	16.9	↑0.5
2/11 16:10	17.3	↑0.4
2/11 16:20	17.7	↑0.4
2/11 16:30	18.1	↑0.4
2/11 16:40	18.4	↑0.3
2/11 16:50	18.6	↑0.2
2/11 17:00	18.8	↑0.2
2/11 17:10	18.9	↑0.1
2/11 17:20	19.0	↑0.1
2/11 17:30	19.1	↑0.1	満潮
2/11 17:40	19.1	0
2/11 17:50	19.1	0
2/11 18:00	19.0	↓-0.1
2/11 18:10	18.9	↓-0.1
2/11 18:20	18.7	↓-0.2
2/11 18:30	18.6	↓-0.1
2/11 18:40	18.3	↓-0.3
2/11 18:50	18.1	↓-0.2
2/11 19:00	17.8	↓-0.3
2/11 19:10	17.6	↓-0.2
2/11 19:20	17.3	↓-0.3
2/11 19:30	17.0	↓-0.3
2/11 19:40	16.7	↓-0.3
2/11 19:50	16.3	↓-0.4
2/11 20:00	16.0	↓-0.3
2/11 20:10	15.7	↓-0.3
2/11 20:20	15.5	↓-0.2
2/11 20:30	15.2	↓-0.3
2/11 20:40	14.9	↓-0.3
2/11 20:50	14.7	↓-0.2
2/11 21:00	14.5	↓-0.2
2/11 21:10	14.3	↓-0.2
2/11 21:20	14.2	↓-0.1
2/11 21:30	14.1	↓-0.1
2/11 21:40	14.0	↓-0.1
2/11 21:50	13.9	↓-0.1
2/11 22:00	13.8	↓-0.1
2/11 22:10	13.8	0	干潮
2/11 22:20	13.8	0
2/11 22:30	13.8	0
2/11 22:40	13.9	↑0.1
2/11 22:50	13.9	0
2/11 23:00	14.0	↑0.1
2/11 23:10	14.1	↑0.1
2/11 23:20	14.3	↑0.2
2/11 23:30	14.4	↑0.1
2/11 23:40	14.6	↑0.2
2/11 23:50	14.8	↑0.2