18 (木)	04:12	07:41	13:03	20:31
	23cm	22cm	27cm	8cm
中潮 出 03:52 入 19:19 出 01:57 入 16:11

留萌（北海道）2020年06月18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
6/18 00:00	17.0	↑0.5
6/18 00:10	17.5	↑0.5
6/18 00:20	17.9	↑0.4
6/18 00:30	18.4	↑0.5
6/18 00:40	18.9	↑0.5
6/18 00:50	19.3	↑0.4
6/18 01:00	19.7	↑0.4
6/18 01:10	20.1	↑0.4
6/18 01:20	20.4	↑0.3
6/18 01:30	20.7	↑0.3
6/18 01:40	21.0	↑0.3
6/18 01:50	21.3	↑0.3
6/18 02:00	21.5	↑0.2
6/18 02:10	21.7	↑0.2
6/18 02:20	21.9	↑0.2
6/18 02:30	22.1	↑0.2
6/18 02:40	22.2	↑0.1
6/18 02:50	22.3	↑0.1
6/18 03:00	22.4	↑0.1
6/18 03:10	22.5	↑0.1
6/18 03:20	22.6	↑0.1
6/18 03:30	22.7	↑0.1
6/18 03:40	22.7	0
6/18 03:50	22.8	↑0.1
6/18 04:00	22.8	0
6/18 04:10	22.8	0	満潮
6/18 04:20	22.8	0
6/18 04:30	22.8	0
6/18 04:40	22.7	↓-0.1
6/18 04:50	22.7	0
6/18 05:00	22.6	↓-0.1
6/18 05:10	22.5	↓-0.1
6/18 05:20	22.4	↓-0.1
6/18 05:30	22.3	↓-0.1
6/18 05:40	22.2	↓-0.1
6/18 05:50	22.1	↓-0.1
6/18 06:00	22.0	↓-0.1
6/18 06:10	21.9	↓-0.1
6/18 06:20	21.7	↓-0.2
6/18 06:30	21.6	↓-0.1
6/18 06:40	21.5	↓-0.1
6/18 06:50	21.4	↓-0.1
6/18 07:00	21.4	0
6/18 07:10	21.3	↓-0.1
6/18 07:20	21.2	↓-0.1
6/18 07:30	21.2	0
6/18 07:40	21.2	0	干潮
6/18 07:50	21.2	0
6/18 08:00	21.2	0
6/18 08:10	21.3	↑0.1
6/18 08:20	21.4	↑0.1
6/18 08:30	21.4	0
6/18 08:40	21.5	↑0.1
6/18 08:50	21.7	↑0.2
6/18 09:00	21.8	↑0.1
6/18 09:10	21.9	↑0.1
6/18 09:20	22.1	↑0.2
6/18 09:30	22.2	↑0.1
6/18 09:40	22.4	↑0.2
6/18 09:50	22.6	↑0.2
6/18 10:00	22.8	↑0.2
6/18 10:10	23.0	↑0.2
6/18 10:20	23.2	↑0.2
6/18 10:30	23.4	↑0.2
6/18 10:40	23.6	↑0.2
6/18 10:50	23.8	↑0.2
6/18 11:00	24.1	↑0.3
6/18 11:10	24.3	↑0.2
6/18 11:20	24.6	↑0.3
6/18 11:30	24.8	↑0.2
6/18 11:40	25.0	↑0.2
6/18 11:50	25.3	↑0.3
6/18 12:00	25.5	↑0.2
6/18 12:10	25.7	↑0.2
6/18 12:20	25.8	↑0.1
6/18 12:30	26.0	↑0.2
6/18 12:40	26.1	↑0.1
6/18 12:50	26.1	0
6/18 13:00	26.2	↑0.1	満潮
6/18 13:10	26.2	0
6/18 13:20	26.1	↓-0.1
6/18 13:30	26.0	↓-0.1
6/18 13:40	25.8	↓-0.2
6/18 13:50	25.6	↓-0.2
6/18 14:00	25.4	↓-0.2
6/18 14:10	25.1	↓-0.3
6/18 14:20	24.8	↓-0.3
6/18 14:30	24.4	↓-0.4
6/18 14:40	24.0	↓-0.4
6/18 14:50	23.6	↓-0.4
6/18 15:00	23.1	↓-0.5
6/18 15:10	22.6	↓-0.5
6/18 15:20	22.1	↓-0.5
6/18 15:30	21.5	↓-0.6
6/18 15:40	21.0	↓-0.5
6/18 15:50	20.4	↓-0.6
6/18 16:00	19.8	↓-0.6
6/18 16:10	19.2	↓-0.6
6/18 16:20	18.6	↓-0.6
6/18 16:30	18.0	↓-0.6
6/18 16:40	17.3	↓-0.7	最大潮位差
6/18 16:50	16.7	↓-0.6
6/18 17:00	16.1	↓-0.6
6/18 17:10	15.4	↓-0.7	最大潮位差
6/18 17:20	14.8	↓-0.6
6/18 17:30	14.2	↓-0.6
6/18 17:40	13.5	↓-0.7	最大潮位差
6/18 17:50	12.9	↓-0.6
6/18 18:00	12.3	↓-0.6
6/18 18:10	11.7	↓-0.6
6/18 18:20	11.2	↓-0.5
6/18 18:30	10.6	↓-0.6
6/18 18:40	10.1	↓-0.5
6/18 18:50	9.7	↓-0.4
6/18 19:00	9.2	↓-0.5
6/18 19:10	8.8	↓-0.4
6/18 19:20	8.5	↓-0.3
6/18 19:30	8.2	↓-0.3
6/18 19:40	7.9	↓-0.3
6/18 19:50	7.7	↓-0.2
6/18 20:00	7.5	↓-0.2
6/18 20:10	7.4	↓-0.1
6/18 20:20	7.4	0
6/18 20:30	7.3	↓-0.1	干潮
6/18 20:40	7.4	↑0.1
6/18 20:50	7.4	0
6/18 21:00	7.5	↑0.1
6/18 21:10	7.7	↑0.2
6/18 21:20	7.9	↑0.2
6/18 21:30	8.1	↑0.2
6/18 21:40	8.3	↑0.2
6/18 21:50	8.6	↑0.3
6/18 22:00	9.0	↑0.4
6/18 22:10	9.3	↑0.3
6/18 22:20	9.7	↑0.4
6/18 22:30	10.1	↑0.4
6/18 22:40	10.6	↑0.5
6/18 22:50	11.1	↑0.5
6/18 23:00	11.6	↑0.5
6/18 23:10	12.1	↑0.5
6/18 23:20	12.7	↑0.6
6/18 23:30	13.3	↑0.6
6/18 23:40	13.9	↑0.6
6/18 23:50	14.5	↑0.6